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Number of items: 187.

Article

Maruzane, Mugove and Oshima, Yuichi and Makydonska, Olha and Edwards, Paul R and Martin, Robert W and Massabuau, Fabien C-P (2025) Luminescence properties of dislocations in α-Ga2O3. Journal of Physics D: Applied Physics, 58 (3). 03LT02. ISSN 1361-6463

Downie, Dillon H. and Eling, Charlotte J. and Charlton, Bethan K. and Alves, Pedro U. and Edwards, Paul R. and Laurand, Nicolas (2024) Recycling self-assembled colloidal quantum dot supraparticle lasers. Optical Materials Express, 14 (12). pp. 2982-2994. ISSN 2159-3930

Hunter, Daniel A. and Naresh-Kumar, Gunasekar and Edwards, Paul R. and Makydonska, Olha and Massabuau, Fabien C. P. and Hatipoglu, Isa and Mukhopadhyay, Partha and Schoenfeld, Winston V. and Martin, Robert W. (2024) Tin gallium oxide epilayers on different substrates : optical and compositional analysis. Physica Status Solidi B, 261 (10). 2400137. ISSN 0370-1972

Edwards, Paul R and Kumar, G Naresh and McKendry, Jonathan J D and Xie, Enyuan and Gu, Erdan and Dawson, Martin D and Martin, Robert W (2024) Simultaneous mapping of cathodoluminescence spectra and backscatter diffraction patterns in a scanning electron microscope. Nanotechnology, 35 (39). 395704. ISSN 0957-4484

Alves, Pedro Urbano and Quinn, Gemma and Strain, Michael J. and Durmusoglu, Emek Goksu and Sharma, Manoj and Demir, Hilmi Volkan and Edwards, Paul R. and Martin, Robert W. and Dawson, Martin D. and Laurand, Nicolas (2024) Colloidal semiconductor quantum well supraparticles as low-threshold and photostable microlasers. Advanced Materials Technologies. pp. 1-9. ISSN 2365-709X

Nicholson, Stefan and Bruckbauer, Jochen and Edwards, Paul and Trager-Cowan, Carol and Martin, Robert and Ivaturi, Aruna (2024) Unravelling the chloride dopant induced film improvement in all-inorganic perovskite absorbers. Journal of Materials Chemistry. A, 12 (37). pp. 25131-25139. ISSN 2050-7488

Yamaga, Mitsuo and Singh, Akhilesh K. and Cameron, Douglas and Edwards, Paul R. and Lorenz, Katharina and Kappers, Menno J. and Boćkowski, Michal (2024) Crystal-field analysis of photoluminescence from orthorhombic Eu centers and energy transfer from host to Eu in GaN co-doped with Mg and Eu. Journal of Luminescence, 270. 120557. ISSN 0022-2313

Eling, Charlotte J. and Bruce, Natalie and Gunasekar, Naresh-Kumar and Alves, Pedro Urbano and Edwards, Paul R. and Martin, Robert W. and Laurand, Nicolas (2024) Biotinylated photocleavable semiconductor colloidal quantum dot supraparticle microlaser. ACS Applied Nano Materials, 7 (8). pp. 9159-9166. ISSN 2574-0970

Lipinski, Arthur F. and Lambert, Christopher W. and Maity, Achyut and Hendren, William R. and Edwards, Paul R. and Martin, Robert W. and Bowman, Robert M. (2023) Synthesis of plasmonically active titanium nitride using a metallic alloy buffer layer strategy. ACS Applied Electronic Materials, 5 (12). pp. 6929-6937. ISSN 2637-6113

Almalawi, Dhaifallah and Lopatin, Sergei and Edwards, Paul R. and Xin, Bin and Subedi, Ram C. and Najmi, Mohammed A. and Alreshidi, Fatimah and Genovese, Alessandro and Iida, Daisuke and Wehbe, Nimer and Ooi, Boon S. and Ohkawa, Kazuhiro and Martin, Robert W. and Roqan, Iman S. (2023) Simultaneous growth strategy of high-optical efficiency GaN NWs on a wide-range of substrates by pulsed laser deposition. ACS Omega, 8 (49). pp. 46804-46815. ISSN 2470-1343

Alves, Pedro Urbano and Guilhabert, Benoit J. E. and McPhillimy, John R. and Jevtics, Dimitars and Strain, Michael J. and Hejda, Matěj and Cameron, Douglas and Edwards, Paul R. and Martin, Robert W. and Dawson, Martin D. and Laurand, Nicolas (2023) Waveguide-integrated colloidal nanocrystal supraparticle lasers. ACS Applied Optical Materials, 1 (11). pp. 1836-1846. ISSN 2771-9855

Edwards, Paul R. and Bruckbauer, Jochen and Cameron, Douglas and Martin, Robert W. (2023) Electroluminescence hyperspectral imaging of light-emitting diodes using a liquid crystal tunable filter. Applied Physics Letters, 123 (11). 112110. ISSN 0003-6951

Wang, Shaoyang and Edwards, Paul R. and Abdelsamie, Maged and Brown, Peter and Webster, David and Ruseckas, Arvydas and Rajan, Gopika and Neves, Ana I. S. and Martin, Robert W. and Sutter-Fella, Carolin M. and Turnbull, Graham A. and Samuel, Ifor D. W. and Krishnan Jagadamma, Lethy (2023) Chlorine retention enables the indoor light harvesting of triple halide wide bandgap perovskites. Journal of Materials Chemistry A, 11 (23). pp. 12328-12341. ISSN 2050-7488

Cameron, Douglas and Coulon, Pierre-Marie and Fairclough, Simon and Kusch, Gunnar and Edwards, Paul R. and Susilo, Norman and Wernicke, Tim and Kneissl, Michael and Oliver, Rachel A. and Shields, Philip A. and Martin, Robert W. (2023) Core-shell nanorods as ultraviolet light emitting diodes. Nano Letters, 23 (4). 1451–1458. ISSN 1530-6992

Hunter, Daniel A. and Lavery, Samuel P. and Edwards, Paul R. and Martin, Robert W. (2022) Assessing the impact of secondary fluorescence on X-ray microanalysis results from semiconductor thin films : X-ray microanalysis of thin surface films and coatings. Microscopy and Microanalysis, 28 (5). pp. 1472-1483. ISSN 1431-9276

Mukhopadhyay, Partha and Hatipoglu, Isa and Frodason, Ymir K. and Varley, Joel B. and Williams, Martin S. and Hunter, Daniel A. and Gunasekar, Naresh K. and Edwards, Paul R. and Martin, Robert W. and Wu, Feng and Mauze, Akhil and Speck, James S. and Schoenfeld, Winston V. (2022) Role of defects in ultra-high gain in fast planar tin gallium oxide UV-C photodetector by MBE. Applied Physics Letters, 121 (11). 111105. ISSN 0003-6951

Cameron, Douglas and Edwards, Paul R. and Mehnke, Frank and Kusch, Gunnar and Sulmoni, Luca and Schilling, Marcel and Wernicke, Tim and Kneissl, Michael and Martin, Robert W. (2022) The influence of threading dislocations propagating through an AlGaN UVC LED. Applied Physics Letters, 120 (16). 162101. ISSN 0003-6951

Naresh-Kumar, G. and Edwards, P. R. and Batten, T. and Nouf-Allehiani, M. and Vilalta-Clemente, A. and Wilkinson, A. J. and Le Boulbar, E. and Shields, P. A. and Starosta, B. and Hourahine, B. and Martin, R. W. and Trager-Cowan, C. (2022) Non-destructive imaging of residual strains in GaN and their effect on optical and electrical properties using correlative light–electron microscopy. Journal of Applied Physics, 131 (7). 075303. ISSN 0021-8979

Hatipoglu, Isa and Hunter, Daniel A. and Mukhopadhyay, Partha and Williams, Martin S. and Edwards, Paul R. and Martin, Robert W. and Schoenfeld, Winston V. and Gunasekar, G. Naresh (2021) Correlation between deep-level defects and functional properties of β-(SnxGa1-x)2O3 on Si photodetectors. Journal of Applied Physics, 130 (20). 204501. ISSN 0021-8979

Turner, Ronald J. and Bots, Pieter and Richardson, Alan and Bingham, Paul A. and Scrimshire, Alex and Brown, Andrew and S'Ari, Mark and Harrington, John and Cumberland, Susan A. and Renshaw, Joanna C. and Baker, Matthew J. and Edwards, Paul R. and Jenkins, Cerys and Hamilton, Andrea (2021) (Hydroxy)apatite on cement : insights into a new surface treatment. Materials Advances, 2 (19). pp. 6356-6368.

Spasevski, Lucia and Buse, Ben and Edwards, Paul R. and Hunter, Daniel A. and Enslin, Johannes and Foronda, Humberto M. and Wernicke, Tim and Mehnke, Frank and Parbrook, Peter J. and Kneissl, Michael and Martin, Robert W. (2021) Quantification of trace-level silicon doping in AlxGa1–xN films using wavelength-dispersive X-ray microanalysis. Microscopy and Microanalysis, 27 (4). pp. 696-704. ISSN 1431-9276

Mukhopadhyay, Partha and Hatipoglu, Isa and Sakthivel, Tamil Selvan and Hunter, Daniel A. and Gunasekar, Naresh Kumar and Edwards, Paul R. and Martin, Robert W. and Seal, Sudipta and Schoenfeld, Winston Vaughan (2021) High figure‐of‐merit gallium oxide UV photodetector on silicon by molecular beam epitaxy : a path toward monolithic integration. Advanced Photonics Research, 2 (4). 2000067.

Jagadamma, Lethy Krishnan and Edwards, Paul R. and Martin, Robert W. and Ruseckas, Arvydas and Samuel, Ifor D. W. (2021) Nanoscale heterogeneity in CsPbBr3 and CsPbBr3:KI perovskite films revealed by cathodoluminescence hyperspectral imaging. ACS Applied Energy Materials, 4 (3). pp. 2707-2715.

Naresh-Kumar, Gunasekar and Macintyre, Hazel and Shanthi, Shanthi and Edwards, Paul R. and Martin, Robert W. and Daivasigamani, Krishnamurthy and Sasaki, Kohei and Kuramata, Akito (2021) Origin of red emission in β-Ga2O3 analysed by cathodoluminescence and photoluminescence spectroscopy. Physica Status Solidi B, 258. 2000465. ISSN 0370-1972

Sulimov, M. A. and Sarychev, M. N. and Yakushev, M. V. and Márquez-Prieto, J. and Forbes, I. and Ivanov, V. Yu. and Edwards, P. R. and Mudryi, A. V. and Krustok, J. and Martin, R. W. (2021) Effects of irradiation of ZnO/CdS/Cu2ZnSnSe4/Mo/glass solar cells by 10 MeV electrons on photoluminescence spectra. Materials Science in Semiconductor Processing, 121. 105301. ISSN 1369-8001

Spasevski, Lucia and Kusch, Gunnar and Pampili, Pietro and Zubialevich, Vitaly Z and Dinh, Duc V and Bruckbauer, Jochen and Edwards, Paul R and Parbrook, Peter J and Martin, Robert W (2021) A systematic comparison of polar and semipolar Si-doped AlGaN alloys with high AlN content. Journal of Physics D: Applied Physics, 54 (3). 035302. ISSN 1361-6463

Trager-Cowan, C. and Alasmari, A. and Avis, W. and Bruckbauer, J. and Edwards, P. R. and Hourahine, B. and Kraeusel, S. and Kusch, G. and Jablon, B. M. and Johnston, R. and Martin, R. W. and McDermott, R. and Naresh-Kumar, G. and Nouf-Allehiani, M. and Pascal, E. and Thomson, D. and Vespucci, S. and Mingard, K. and Parbrook, P. J. and Smith, M. D. and Enslin, J. and Mehnke, F. and Kneissl, M. and Kuhn, C. and Wernicke, T. and Knauer, A. and Hagedorn, S. and Walde, S. and Weyers, M. and Coulon, P-M and Shields, P. A. and Zhang, Y. and Jiu, L. and Gong, Y. and Smith, R. M. and Wang, T. and Winkelmann, A. (2020) Advances in electron channelling contrast imaging and electron backscatter diffraction for imaging and analysis of structural defects in the scanning electron microscope. IOP Conference Series: Materials Science and Engineering, 891 (1). 012023. ISSN 1757-899X

Naresh-Kumar, G. and Alasamari, A. and Kusch, G. and Edwards, P. R. and Martin, R. W. and Mingard, K. P. and Trager-Cowan, C. (2020) Metrology of crystal defects through intensity variations in secondary electrons from the diffraction of primary electrons in a scanning electron microscope. Ultramicroscopy, 213. 112977. ISSN 0304-3991

Trager-Cowan, Carol and Alasmari, Aeshah and Avis, William and Bruckbauer, Jochen and Edwards, Paul R and Ferenczi, Gergely and Hourahine, Benjamin and Kotzai, Almpes and Kraeusel, Simon and Kusch, Gunnar and Martin, Robert W and McDermott, Ryan and Gunasekar, Naresh and Nouf-Allehiani, M. and Pascal, Elena and Thomson, David and Vespucci, Stefano and Smith, Matthew David and Parbrook, Peter J and Enslin, Johannes and Mehnke, Frank and Kuhn, Christian and Wernicke, Tim and Kneissl, Michael and Hagedorn, Sylvia and Knauer, Arne and Walde, Sebastian and Weyers, Markus and Coulon, Pierre-Marie and Shields, Philip and Bai, J. and Gong, Y. and Jiu, Ling and Zhang, Y. and Smith, Richard and Wang, Tao and Winkelmann, Aimo (2020) Structural and luminescence imaging and characterisation of semiconductors in the scanning electron microscope. Semiconductor Science and Technology, 35 (5). 054001. ISSN 0268-1242

Cameron, D. and O'Donnell, K.P. and Edwards, P.R. and Peres, M. and Lorenz, K. and Kappers, M.J. and Boćkowski, M. (2020) Acceptor state anchoring in gallium nitride. Applied Physics Letters, 116 (10). 102105. ISSN 0003-6951

Bruckbauer, Jochen and Trager-Cowan, Carol and Hourahine, Ben and Winkelmann, Aimo and Vennéguès, Philippe and Ipsen, Anja and Yu, Xiang and Zhao, Xunming and Wallace, Michael J. and Edwards, Paul R. and Naresh-Kumar, G. and Hocker, Matthias and Bauer, Sebastian and Müller, Raphael and Bai, Jie and Thonke, Klaus and Wang, Tao and Martin, Robert W. (2020) Luminescence behavior of semipolar (10-11) InGaN/GaN "bow-tie" structures on patterned Si substrates. Journal of Applied Physics, 127 (3). 035705. ISSN 0021-8979

Trager-Cowan, C. and Alasmari, A. and Avis, W. and Bruckbauer, J. and Edwards, P. R. and Hourahine, B. and Kraeusel, S. and Kusch, G. and Johnston, R. and Naresh-Kumar, G. and Martin, R. W. and Nouf-Allehiani, M. and Pascal, E. and Spasevski, L. and Thomson, D. and Vespucci, S. and Parbrook, P. J. and Smith, M. D. and Enslin, J. and Mehnke, F. and Kneissl, M. and Kuhn, C. and Wernicke, T. and Hagedorn, S. and Knauer, A. and Kueller, V. and Walde, S. and Weyers, M. and Coulon, P.-M. and Shields, P. A. and Zhang, Y. and Jiu, L. and Gong, Yipin and Smith, R. M. and Wang, T. and Winkelmann, A. (2019) Scanning electron microscopy as a flexible tool for investigating the properties of UV-emitting nitride semiconductor thin films. Photonics Research, 7 (11). B73-B82. ISSN 2327-9125

Mbalaha, Zendesha S. and Edwards, Paul R. and Birch, David J.S. and Chen, Yu (2019) Synthesis of small gold nanorods and their subsequent functionalization with hairpin single stranded DNA. ACS Omega, 4 (9). pp. 13740-13746. ISSN 2470-1343

Naresh-Kumar, G. and Bruckbauer, J. and Winkelmann, A. and Yu, X. and Hourahine, B. and Edwards, P. R. and Wang, T. and Trager-Cowan, C. and Martin, R. W. (2019) Determining GaN nanowire polarity and its influence on light emission in the scanning electron microscope. Nano Letters, 19 (6). pp. 3863-3870. ISSN 1530-6992

Kusch, Gunnar and Enslin, Johannes and Spasevski, Lucia and Teke, Tolga and Wernicke, Tim and Edwards, Paul R. and Kneissl, Michael and Martin, Robert W. (2019) Influence of InN and AlN concentration on the compositional inhomogeneity and formation of InN-rich regions in InxAlyGa1−x−yN. Japanese Journal of Applied Physics, 58 (SC). SCCB18. ISSN 0021-4922

Massabuau, F.C-P. and Horton, M.K. and Pearce, E. and Hammersley, S. and Chen, P. and Zielinski, M.S. and Weatherley, T. and Divitini, G. and Edwards, P.R. and Kappers, M.J. and McAleese, C. and Moram, M.A. and Humphreys, C.J. and Dawson, P. and Oliver, R.A. (2019) Optical and structural properties of dislocations in InGaN. Journal of Applied Physics, 125 (16). 165701. ISSN 0021-8979

Sulimov, M.A. and Yakushev, M.V. and Márquez-Prieto, J. and Forbes, I. and Edwards, P.R. and Zhivulko, V.D. and Borodavchenko, O.M. and Mudryi, A. V. and Krustok, J. and Martin, R.W. (2019) Effects of selenisation temperature on photoluminescence and photoluminescence excitation spectra of ZnO/CdS/Cu2ZnSnSe4/Mo/glass. Thin Solid Films, 672. pp. 146-151. ISSN 0040-6090

Yakushev, M. V. and Mudryi, A. V. and Kärber, E. and Edwards, P. R. and Martin, R. W. (2019) The band structure of CuInTe2 studied by optical reflectivity. Applied Physics Letters, 114 (6). 062103. ISSN 0003-6951

Brien, V. and Edwards, P.R. and Boulet, P. and O'Donnell, K.P. (2019) Room temperature cathodoluminescence quenching of Er3+ in AlNOEr. Journal of Luminescence, 205. pp. 97-101. ISSN 0022-2313

Yakushev, M. V. and Sulimov, M.A. and Márquez-Prieto, J. and Forbes, I. and Edwards, P.R. and Zhivulko, V.D. and Borodavchenko, O.M. and Mudryi, A. V. and Krustok, J. and Martin, R. W. (2019) A luminescence study of Cu2ZnSnSe4/Mo/glass films and solar cells with near stoichiometric copper content. Journal of Physics D: Applied Physics, 52 (5). 055502. ISSN 1361-6463

Yakushev, Michael V. and Sulimov, Mikhail A. and Skidchenko, Ekaterina and Márquez-Prieto, Jose and Forbes, Ian and Edwards, Paul R. and Kuznetsov, Mikhail V. and Zhivulko, Vadim D. and Borodavchenko, Olga M. and Mudryi, Alexander V. and Krustok, Juri and Martin, Robert W. (2018) Effects of Ar+ etching of Cu2ZnSnSe4 thin films : an x-ray photoelectron spectroscopy and photoluminescence study. Journal of Vacuum Science and Technology B, Nanotechnology and Microelectronics: Materials, Processing, Measurement, and Phenomena, 36. 061208. ISSN 2166-2754

Edwards, Paul R. and O'Donnell, Kevin P. and Singh, Akhilesh K. and Cameron, Douglas and Lorenz, Katharina and Yamaga, Mitsuo and Leach, Jacob H. and Kappers, Menno J. and Boćkowski, Michal (2018) Hysteretic photochromic switching (HPS) in doubly doped GaN(Mg):Eu—a summary of recent results. Materials, 11 (10). 1800. ISSN 1996-1944

Katsikini, M. and Katchkanov, V. and Boulet, P. and Edwards, P. R. and O'Donnell, K. P. and Brien, V. (2018) Extended X-ray absorption fine structure study of Er bonding in AlNO:Erx films with x <= 3.6%. Journal of Applied Physics, 124 (8). 085705. ISSN 0021-8979

Edwards, Paul R. and Naresh-Kumar, G. and Kusch, Gunnar and Bruckbauer, Jochen and Spasevski, Lucia and Brasser, Catherine G. and Wallace, Michael J. and Trager-Cowan, Carol and Martin, Robert W. (2018) You do what in your microprobe?! The EPMA as a multimode platform for nitride semiconductor characterization. Microscopy and Microanalysis, 24 (S1). pp. 2026-2027. ISSN 1431-9276

Edwards, Paul R and Martin, Robert W (2018) Corrigendum : Cathodoluminescence nano-characterization of semiconductors (2011 Semicond. Sci. Technol. 26 064005). Semiconductor Science and Technology, 33. 079501. ISSN 0268-1242

Brasser, C. and Bruckbauer, J. and Gong, Y.P. and Jiu, L. and Bai, J. and Warzecha, M. and Edwards, P. R. and Wang, T. and Martin, R. W. (2018) Cathodoluminescence studies of chevron features in semi-polar (11-22) InGaN/GaN multiple quantum well structures. Journal of Applied Physics, 123. 174502. ISSN 0021-8979

Ajia, Idris. A. and Edwards, Paul R. and Pak, Yusin and Belekov, Ermek and Roldan, Manuel A. and Wei, Nini and Liu, Zhiqiang and Martin, Robert W. and Roqan, Iman S. (2018) Generated carrier dynamics in V-pit enhanced InGaN/GaN light emitting diode. ACS Photonics, 5 (3). pp. 820-826. ISSN 2330-4022

Kusch, Gunnar and Conroy, Michele and Li, Haoning and Edwards, Paul R. and Zhao, Chao and Ooi, Boon S. and Pugh, Jon and Cryan, Martin J. and Parbrook, Peter J. and Martin, Robert W. (2018) Multi-wavelength emission from a single InGaN/GaN nanorod analyzed by cathodoluminescence hyperspectral imaging. Scientific Reports, 8 (1). 1742. ISSN 2045-2322

Singh, A K and O'Donnell, K P and Edwards, P R and Lorenz, K and Leach, J H and Boćkowski, M (2018) Eu-Mg defects and donor-acceptor pairs in GaN : photodissociation and the excitation transfer problem. Journal of Physics D: Applied Physics, 51 (6). 065106. ISSN 1361-6463

Singh, A. K. and O'Donnell, K. P. and Edwards, P. R. and Cameron, D. and Lorenz, K. and Kappers, M. J. and Boćkowski, M. and Yamaga, M. and Prakash, R. (2017) Luminescence of Eu3+ in GaN(Mg, Eu): transitions from the 5D1 level. Applied Physics Letters, 111 (24). 241105. ISSN 0003-6951

Bryce, C. G. and Le Boulbar, E. D. and Coulon, P.-M. and Edwards, P. R. and Gîrgel, I. and Allsopp, D. W. E. and Shields, P. A. and Martin, R. W. (2017) Quantum well engineering in InGaN/GaN core-shell nanorod structures. Journal of Physics D: Applied Physics, 50 (42). 42LT01. ISSN 1361-6463

Bruckbauer, Jochen and Li, Zhi and Naresh-Kumar, G. and Warzecha, Monika and Edwards, Paul R. and Jiu, Ling and Gong, Yipin and Bai, Jie and Wang, Tao and Trager-Cowan, Carol and Martin, Robert W. (2017) Spatially-resolved optical and structural properties of semi-polar (11-22) AlxGa1-xN with x up to 0.56. Scientific Reports, 7. 10804. ISSN 2045-2322

Ni, Chengsheng and Hedley, Gordon and Payne, Julia and Svrcek, Vladimir and McDonald, Calum and Jagadamma, Lethy Krishnan and Edwards, Paul and Martin, Robert and Jain, Gunisha and Carolan, Darragh and Mariotti, Davide and Maguire, Paul and Samuel, Ifor and Irvine, John (2017) Charge carrier localised in zero-dimensional (CH3NH3)3Bi2I9 clusters. Nature Communications, 8. 170. ISSN 2041-1723

Yakushev, M. V. and Sulimov, M. A. and Márquez-Prieto, J. and Forbes, I. and Krustok, J. and Edwards, P. R. and Zhivulko, V. D. and Borodavchenko, O. M. and Mudryi, A. V. and Martin, R. W. (2017) Influence of the copper content on the optical properties of CZTSe thin films. Solar Energy Materials and Solar Cells, 168. pp. 69-77. ISSN 0927-0248

Kusch, Gunnar and Mehnke, Frank and Enslin, Johannes and Edwards, Paul R and Wernicke, Tim and Kneissl, Michael and Martin, Robert W (2017) Analysis of doping concentration and composition in wide bandgap AlGaN:Si by wavelength dispersive X-ray spectroscopy. Semiconductor Science and Technology, 32 (3). 035020. ISSN 0268-1242

Singh, A. K. and O'Donnell, K. P. and Edwards, P. R. and Lorenz, K. and Kappers, M. J. and Bokowski, M. (2017) Hysteretic photochromic switching of Eu-Mg defects in GaN links the shallow transient and deep ground states of the Mg acceptor. Scientific Reports, 7. 41982. ISSN 2045-2322

Coulon, Pierre-Marie and Vajargah, Shahrzad hosseini and Bao, An and Edwards, Paul R. and Le Boulbar, Emmanuel D. and Girgel, Ionut and Martin, Robert W. and Humphreys, Colin J. and Oliver, Rachel A. and Allsopp, Duncan W. E. and Shields, Philip A. (2017) Evolution of the m-plane quantum well morphology and composition within a GaN/InGaN core–shell structure. Crystal Growth and Design, 17 (2). pp. 474-482. ISSN 1528-7483

Tian, Pengfei and Edwards, Paul R. and Wallace, Michael J. and Martin, Robert W. and McKendry, Jonathan J.D. and Gu, Erdan and Dawson, Martin D. and Qiu, Zhi-Jun and Jia, Chuanyu and Chen, Zhizhong and Zhang, Guoyi and Zheng, Lirong and Liu, Ran (2017) Characteristics of GaN-based light emitting diodes with different thicknesses of buffer layer grown by HVPE and MOCVD. Journal of Physics D: Applied Physics, 50 (7). 075101. ISSN 1361-6463

Ren, C.X. and Rouet-Leduc, B. and Griffiths, J.T. and Bohacek, E. and Wallace, M.J. and Edwards, P.R. and Hopkins, M.A. and Allsopp, D.W.E. and Kappers, M.J. and Martin, R.W. and Oliver, R.A. (2016) Analysis of defect-related inhomogeneous electroluminescence in InGaN/GaN QW LEDs. Superlattices and Microstructures, 99. pp. 118-124. ISSN 0749-6036

Naresh-Kumar, G. and Thomson, D. and Nouf-Allehiani, M. and Bruckbauer, J. and Edwards, P. R. and Hourahine, B. and Martin, R. W. and Trager-Cowan, C. (2016) Reprint of : Electron channelling contrast imaging for III-nitride thin film structures. Materials Science in Semiconductor Processing, 55. pp. 19-25. ISSN 1369-8001

Bruckbauer, Jochen and Brasser, Catherine and Findlay, Neil J. and Edwards, Paul R. and Wallis, David J. and Skabara, Peter J. and Martin, Robert W. (2016) Colour tuning in white hybrid inorganic/organic light-emitting diodes. Journal of Physics D: Applied Physics, 49 (40). 405103. ISSN 1361-6463

Márquez-Prieto, J. and Yakushev, M. V. and Forbes, I. and Krustok, J. and Edwards, P. R. and Zhivulko, V. D. and Borodavchenko, O. M. and Mudryi, A. V. and Dimitrievska, M. and Izquierdo-Roca, V. and Pearsall, N. and Martin, R. W. (2016) Impact of the selenisation temperature on the structural and optical properties of CZTSe absorbers. Solar Energy Materials and Solar Cells, 152. pp. 42-50. ISSN 0927-0248

Conroy, M. and Li, H. and Kusch, G. and Zhao, C. and Ooi, B. and Edwards, P. R. and Martin, R. W. and Holmes, J. D. and Parbrook, P. J. (2016) Correction: Site controlled red-yellow-green light emitting InGaN quantum discs on nano-tipped GaN rods. Nanoscale, 8 (27). p. 13521. ISSN 2040-3372

Naresh-Kumar, G. and Thomson, D. and Nouf-Allehiani, M. and Bruckbauer, J. and Edwards, P. R. and Hourahine, B. and Martin, R.W. and Trager-Cowan, C. (2016) Electron channelling contrast imaging for III-nitride thin film structures. Materials Science in Semiconductor Processing, 47. pp. 44-50. ISSN 1369-8001

Conroy, M. and Li, H. and Kusch, G. and Zhao, C. and Ooi, B. and Edwards, P. R. and Martin, R. W. and Holmes, J. D. and Parbrook, P. J. (2016) Site controlled red-yellow-green light emitting InGaN quantum discs on nano-tipped GaN rods. Nanoscale, 8 (21). pp. 11019-11026. ISSN 2040-3372

Le Boulbar, E mmanuel D. and Edwards, Paul R. and Vajargah, Shahrzad Hosseini and Griffiths, Ian and Gîrgel, Ionut and Coulon, Pierre - Marie and Cherns, David and Martin, Robert W. and Humphreys, C. J. and Bowen, Chris R. and Allsopp, D. W. E. and Shields, P. A. (2016) Structural and optical emission uniformity of m-plane InGaN single quantum wells in core-shell nanorods. Crystal Growth and Design, 16 (4). 1907–1916. ISSN 1528-7483

Gîrgel, Ionut and Edwards, Paul R. and Le Boulbar, Emmanuel and Coulon, Pierre-Marie and Sahonta, Suman-Lata and Allsopp, Duncan W. E. and Martin, Robert W. and Humphreys, Colin J. and Shields, Philip A. (2016) Investigation of indium gallium nitride facet-dependent nonpolar growth rates and composition for core–shell light-emitting diodes. Journal of Nanophotonics, 10 (1). 016010. ISSN 1934-2608

O'Donnell, K. P. and Edwards, P. R. and Yamaga, M. and Lorenz, K. and Kappers, M. J. and Boćkowski, M. (2016) Crystalfield symmetries of luminescent Eu3+ centers in GaN : the importance of the 5D0 to 7F1 transition. Applied Physics Letters, 108 (2). 022102. ISSN 0003-6951

Vespucci, S. and Winkelmann, A. and Naresh-Kumar, G. and Mingard, K. P. and Maneuski, D. and Edwards, P. R. and Day, A. P. and O'Shea, V. and Trager-Cowan, C. (2015) Digital direct electron imaging of energy-filtered electron backscatter diffraction patterns. Physical Review B (Condensed Matter), 92 (20). 205301. ISSN 0163-1829

Yakushev, M V and Márquez-Prieto, J and Forbes, I and Edwards, P R and Zhivulko, V D and Mudryi, A V and Krustok, J and Martin, R W (2015) Radiative recombination in Cu2ZnSnSe4 thin films with Cu deficiency and Zn excess. Journal of Physics D: Applied Physics, 48 (47). 475109. ISSN 1361-6463

Kusch, Gunnar and Nouf-Allehiani, M. and Mehnke, Frank and Kuhn, Christian and Edwards, Paul R. and Wernicke, Tim and Knauer, Arne and Kueller, Viola and Naresh-Kumar, G. and Weyers, Markus and Kneissl, Michael and Trager-Cowan, Carol and Martin, Robert W. (2015) Spatial clustering of defect luminescence centers in Si-doped low resistivity Al0.82Ga0.18N. Applied Physics Letters, 107 (7). 072103. ISSN 0003-6951

Carvalho, Daniel and Morales, Francisco M. and Ben, Teresa and García, Rafael and Redondo-Cubero, Andrés and Alves, Eduardo and Lorenz, Katharina and Edwards, Paul R. and O'Donnell, Kevin P. and Wetzel, Christian (2015) Quantitative chemical mapping of InGaN quantum wells from calibrated high-angle annular dark field micrographs. Microscopy and Microanalysis, 21 (4). pp. 994-1005. ISSN 1431-9276

Gîrgel, Ionut and Edwards, Paul R. and Le Boulbar, Emmanuel and Allsopp, Duncan W. E. and Martin, Robert W. and Shields, Philip A. (2015) Investigation of facet-dependent InGaN growth for core-shell LEDs. Proceedings of SPIE, 9363. 93631V. ISSN 0277-786X

Wallace, M. J. and Edwards, P. R. and Kappers, M. J. and Hopkins, M. A. and Oehler, F. and Sivaraya, S. and Oliver, R. A. and Humphreys, C. J. and Allsopp, D. W. E. and Martin, R. W. (2015) Effect of the barrier growth mode on the luminescence and conductivity micron scale uniformity of InGaN light emitting diodes. Journal of Applied Physics, 117 (11). 115705. ISSN 0021-8979

Ben Sedrine, N. and Esteves, T. C. and Rodrigues, J. and Rino, L. and Correia, M. R. and Sequeira, M. C. and Neves, A. J. and Alves, E. and Boćkowski, M. and Edwards, P. R. and O'Donnell, K.P. and Lorenz, K. and Monteiro, T. (2015) Photoluminescence studies of a perceived white light emission from a monolithic InGaN/GaN quantum well structure. Scientific Reports, 5. 13739. ISSN 2045-2322

Zhuang, Y. D. and Bruckbauer, J. and Shields, P. A. and Edwards, P. R. and Martin, R. W. and Allsopp, D. W. E. (2014) Influence of stress on optical transitions in GaN nanorods containing a single InGaN/GaN quantum disk. Journal of Applied Physics, 116 (17). 174305. ISSN 0021-8979

Ajia, Idris A. and Edwards, P. R. and Liu, Z. and Yan, J. C. and Martin, R. W. and Roqan, I. S. (2014) Excitonic localization in AlN-rich AlxGa1-xN/AlyGa1-yN multi-quantum-well grain boundaries. Applied Physics Letters, 105 (12). 122111. ISSN 0003-6951

Trager-Cowan, C. and Naresh-Kumar, G. and Allehiani, N. and Kraeusel, S. and Hourahine, B. and Vespucci, S. and Thomson, D. and Bruckbauer, J. and Kusch, G. and Edwards, P. R. and Martin, R. W. and Mauder, C. and Day, A. P. and Winkelmann, A. and Vilalta-Clemente, A. and Wilkinson, A. J. and Parbrook, P. J. and Kappers, M. J. and Moram, M. A. and Oliver, R. A. and Humphreys, C. J. and Shields, P. and Le Boulbar, E. D. and Maneuski, D. and O'Shea, V. and Mingard, K. P. (2014) Electron channeling contrast imaging of defects in III-nitride semiconductors. Microscopy and Microanalysis, 20 (S3). pp. 1024-1025. ISSN 1435-8115

Edwards, Paul R. and Wallace, Michael J. and Kusch, Gunnar and Naresh-Kumar, Gunasekar and Bruckbauer, Jochen and Trager-Cowan, Carol and O'Donnell, Kevin P. and Martin, Robert W. (2014) Cathodoluminescence hyperspectral imaging of nitride semiconductors : introducing new variables. Microscopy and Microanalysis, 20 (S3). pp. 906-907. ISSN 1435-8115

O'Donnell, K.P. and Edwards, P.R. and Kappers, M.J. and Lorenz, K. and Alves, E.J. and Boćkowski, M.X. (2014) Europium-doped GaN(Mg) : beyond the limits of the light-emitting diode. Physica Status Solidi C, 11 (3-4). 662–665. ISSN 1610-1642

Bruckbauer, Jochen and Edwards, Paul R and Sahonta, Suman-Lata and Massabuau, Fabien C-P and Kappers, Menno J and Humphreys, Colin J and Oliver, Rachel A and Martin, Robert W (2014) Cathodoluminescence hyperspectral imaging of trench-like defects in InGaN/GaN quantum well structures. Journal of Physics D: Applied Physics, 47 (13). p. 135107. ISSN 1361-6463

Kusch, Gunnar and Li, Haoning and Edwards, Paul R. and Bruckbauer, Jochen and Sadler, Thomas C. and Parbrook, Peter J. and Martin, Robert W. (2014) Influence of substrate miscut angle on surface morphology and luminescence properties of AlGaN. Applied Physics Letters, 104 (9). 092114. ISSN 0003-6951

Miranda, S. M. C. and Edwards, P. R. and O'Donnell, K. P. and Boćkowski, M. and Alves, E. and Roqan, I. S. and Vantomme, A. and Lorenz, K. (2014) Sequential multiple-step europium ion implantation and annealing of GaN. Physica Status Solidi C, 11 (2). pp. 253-257. ISSN 1610-1642

Naresh-Kumar, G. and Bruckbauer, J. and Edwards, P. R. and Kraeusel, S. and Hourahine, B. and Martin, R. W. and Kappers, M. J. and Moram, M. A. and Lovelock, S. and Oliver, R. A. and Humphreys, C. J. and Trager-Cowan, C. (2014) Coincident electron channeling and cathodoluminescence studies of threading dislocations in GaN. Microscopy and Microanalysis, 20 (1). pp. 55-60. ISSN 1431-9276

Wallace, M. J. and Edwards, P. R. and Kappers, M. J. and Hopkins, M. A. and Oehler, F. and Sivaraya, S. and Allsopp, D. W. E. and Oliver, R. A. and Humphreys, C. J. and Martin, R. W. (2014) Bias dependence and correlation of the cathodoluminescence and electron beam induced current from an InGaN/GaN light emitting diode. Journal of Applied Physics, 116 (3). 033105. ISSN 0021-8979

Yakushev, M.V. and Maiello, P. and Raadik, T. and Shaw, M.J. and Edwards, P.R. and Krustok, J. and Mudryi, A.V. and Forbes, I. and Martin, R.W. (2014) Electronic and structural characterisation of Cu3BiS3 thin films for the absorber layer of sustainable photovoltaics. Thin Solid Films, 562. pp. 195-199. ISSN 0040-6090

Yakushev, M.V. and Maiello, P. and Raadik, T. and Shaw, M.J. and Edwards, P.R. and Krustok, J. and Mudryi, A.V. and Forbes, I. and Martin, R.W. (2014) Investigation of the structural, optical and electrical properties of Cu3BiS3 semiconducting thin films. Energy Procedia, 60. pp. 166-172. ISSN 1876-6102

Lewins, C. J. and Le Boulbar, E. D. and Lis, S. M. and Edwards, P. R. and Martin, R. W. and Shields, P. A. and Allsopp, D. W. E. (2014) Strong photonic crystal behavior in regular arrays of core-shell and quantum disc InGaN/GaN nanorod light-emitting diodes. Journal of Applied Physics, 116 (4). 044305. ISSN 0021-8979

Bruckbauer, Jochen and Edwards, Paul R and Bai, Jie and Wang, Tao and Martin, Robert W (2013) Probing light emission from quantum wells within a single nanorod. Nanotechnology, 24 (36). 365704.

Zhuang, Yi D. and Lis, Szymon and Bruckbauer, Jochen and O'Kane, Simon E. J. and Shields, Philip A. and Edwards, Paul R. and Sarma, Jayanta and Martin, Robert W. and Allsopp, Duncan W. E. (2013) Optical properties of GaN nanorods containing a single or multiple InGaN quantum wells. Japanese Journal of Applied Physics, 52. 08JE11.

Taylor, E and Fang, F and Oehler, F and Edwards, P R and Kappers, M J and Lorenz, K and Alves, E and McAleese, C and Humphreys, C J and Martin, R W (2013) Composition and luminescence studies of InGaN epilayers grown at different hydrogen flow rates. Semiconductor Science and Technology, 28 (6). 065011.

Naresh Kumar, G. and Mauder, C and Wang, K.R. and Kraeusel, Simon and Bruckbauer, Jochen and Edwards, P. R. and Hourahine, Benjamin and Kalisch, H. and Vescan, A. and Giesen, C. and Heuken, M and Trampert, A. and Day, A.P. and Trager-Cowan, Carol (2013) Electron channeling contrast imaging studies of nonpolar nitrides using a scanning electron microscope. Applied Physics Letters, 102 (14). 142103. ISSN 0003-6951

Le Boulbar, E D and Gîrgel, I and Lewins, C and Edwards, P R and Martin, R W and Satka, A and Allsopp, D W E and Shields, P A (2013) Facet recovery and light emission from GaN/InGaN/GaN core-shell structures grown by metal organic vapour phase epitaxy on etched GaN nanorod arrays. Journal of Applied Physics, 114. 094302.

Edwards, Paul R. and Krishnan Jagadamma, Lethy and Bruckbauer, Jochen and Liu, Chaowang and Shields, Philip and Allsopp, Duncan and Wang, Tao and Martin, Robert W. (2012) High-resolution cathodoluminescence hyperspectral imaging of nitride nanostructures. Microscopy and Microanalysis, 18 (6). pp. 1212-1219. ISSN 1431-9276

Xie, E. Y. and Chen, Z. Z. and Edwards, P. R. and Gong, Z. and Liu, N. Y. and Tao, Y. B. and Zhang, Y. F. and Chen, Y. J. and Watson, I. M. and Gu, E. and Martin, R. W. and Zhang, G. Y. and Dawson, M. D. (2012) Strain relaxation in InGaN/GaN micro-pillars evidenced by high resolution cathodoluminescence hyperspectral imaging. Journal of Applied Physics, 112 (1). 013107.

Novikov, S. V. and Staddon, C. R. and Luckert, F. and Edwards, P. R. and Martin, R. W. and Kent, A. J. and Foxon, C. T. (2012) Zinc-blende and wurtzite AlxGa1-xN bulk crystals grown by molecular beam epitaxy. Journal of Crystal Growth, 350 (1). pp. 80-84. ISSN 0022-0248

Lethy, K. J. and Edwards, P. R. and Liu, C. and Wang, W. N. and Martin, R. W. (2012) Cross-sectional and plan-view cathodoluminescence of GaN partially coalesced above a nanocolumn array. Journal of Applied Physics, 112 (2). 023507. ISSN 0021-8979

Lethy, K J and Edwards, P R and Liu, C and Shields, P A and Allsopp, D W E and Martin, R W (2012) Cathodoluminescence studies of GaN coalesced from nanopyramids selectively grown by MOVPE. Semiconductor Science and Technology, 27 (8). 085010.

Gunasekar, Naresh and Hourahine, Benjamin and Edwards, Paul and Day, A.P. and Winkelmann, Aimo and Wilkinson, A.J. and Parbrook, P.J. and England, G. and Trager-Cowan, Carol (2012) Rapid nondestructive analysis of threading dislocations in wurtzite materials using the scanning electron microscope. Physical Review Letters, 108 (13). 135503. ISSN 1079-7114

Taylor, Elaine and Edwards, Paul and Martin, Robert (2012) Colorimetry and efficiency of white LEDs : Spectral width dependence. Physica Status Solidi A: Applications and Materials Science, 209 (3). pp. 461-464. ISSN 0031-8965

Kachkanov, V. and Dolbnya, I. P. and O'Donnell, K. P. and Lorenz, K. and Pereira, S. and Martin, R. W. and Edwards, P. R. and Watson, I. M. (2012) Characterization of InGaN and InAlN epilayers by microdiffraction X-Ray reciprocal space mapping. MRS Online Proceedings Library, 1396. mrsf11-1396-o06-11.

Novikov, S.V. and Yu, K.M. and Levander, A.X. and Liliental-Weber, Z. and dos Reis, R. and Kent, A.J. and Tseng, A. and Dubon, O.D. and Wu, J. and Denlinger, J. and Walukiewicz, W. and Luckert, Franziska and Edwards, Paul and Martin, Robert and Foxon, C.T. (2012) Molecular beam epitaxy of GaN1–xBix alloys with high bismuth content. Physica Status Solidi A: Applications and Materials Science, 209 (3). pp. 419-423. ISSN 0031-8965

Trager-Cowan, Carol and Gunasekar, Naresh and Hourahine, Benjamin and Edwards, Paul and Bruckbauer, Jochen and Martin, Robert and Mauder, Christof and Day, Austin and England, Gordon and Winkelmann, Aimo and Parbrook, Peter and Wilkinson, Anjus (2012) Applications of electron channeling contrast imaging for characterizing nitride semiconductor thin films. Microscopy and Microanalysis, 18 (S2). pp. 684-685. ISSN 1431-9276

Powell, R. E. L. and Novikov, S. V. and Luckert, F. and Edwards, P. R. and Akimov, A. V. and Foxon, C. T. and Martin, R. W. and Kent, A. J. (2011) Carrier localization and related photoluminescence in cubic AlGaN epilayers. Journal of Applied Physics, 110 (6). 063517. ISSN 0021-8979

Edwards, Paul and Sleith, David and Wark, Alastair and Martin, Robert (2011) Mapping localized surface plasmons within silver nanocubes using cathodoluminescence hyperspectral imaging. Journal of Physical Chemistry C, 115 (29). 14031–14035.

Edwards, Paul R and Martin, Robert W (2011) Cathodoluminescence nano-characterization of semiconductors. Semiconductor Science and Technology, 26 (6). 064005.

Novikov, S.V. and Staddon, C.R. and Foxon, C.T. and Yu, K.M. and Broesler, R. and Hawkridge, M. and Liliental-Weber, Z. and Denlinger, J. and Demchenko, I. and Luckert, Franziska and Edwards, Paul and Martin, Robert and Walukiewicz, W. (2011) Growth by molecular beam epitaxy of amorphous and crystalline GaNAs alloys with band gaps from 3.4 to 0.8 eV for solar energy conversion devices. Journal of Crystal Growth, 323 (1). pp. 60-63. ISSN 0022-0248

Novikov, S.V. and Staddon, C.R. and Foxon, C.T. and Luckert, Franziska and Edwards, Paul and Martin, Robert and Kent, A.J. (2011) Molecular beam epitaxy as a method for the growth of free-standing bulk zinc-blende GaN and AlGaN crystals. Journal of Crystal Growth, 323 (1). pp. 80-83. ISSN 0022-0248

Novikov, S.V. and Staddon, C.R. and Powell, R.E.L. and Akimov, A.V. and Luckert, F. and Edwards, P.R. and Martin, R.W. and Kent, A.J. and Foxon, C.T. (2011) Wurtzite AlxGa1-xN bulk crystals grown by molecular beam epitaxy. Journal of Crystal Growth, 322 (1). pp. 23-26. ISSN 0022-0248

Bruckbauer, Jochen and Edwards, Paul R. and Wang, Tao and Martin, Robert W. (2011) High resolution cathodoluminescence hyperspectral imaging of surface features in InGaN/GaN multiple quantum well structures. Applied Physics Letters, 98 (14). 141908.

Kachkanov, V. and Dolbnya, I.P. and O'Donnell, Kevin and Martin, Robert and Edwards, Paul and Pereira, S. (2011) InGaN epilayer characterization by microfocused x-ray reciprocal space mapping. Applied Physics Letters, 99 (18). 181909. ISSN 0003-6951

Reveret, F. and Bejtka, K. and Edwards, P. R. and Chenot, S. and Sellers, I. R. and Disseix, P. and Vasson, A. and Leymarie, J. and Duboz, J. Y. and Leroux, M. and Semond, F. and Martin, Robert (2010) Strong light-matter coupling in bulk GaN-microcavities with double dielectric mirrors fabricated by two different methods. Journal of Applied Physics, 108 (4). 043524. ISSN 0021-8979

Brown, Sarah D. and Nativo, Paola and Smith, Jo-Ann and Stirling, David and Edwards, Paul R. and Venugopal, Balaji and Flint, David J. and Plumb, Jane A. and Graham, Duncan and Wheate, Nial J. (2010) Gold nanoparticles for the improved anticancer drug delivery of the active component of oxaliplatin. Journal of the American Chemical Society, 132 (13). pp. 4678-4684. ISSN 1520-5126

Roqan, I.S. and O'Donnell, K.P. and Martin, R.W. and Edwards, P.R. and Song, S.F. and Vantomme, A. and Lorenz, K. and Alves, E. and Boćkowski, M. (2010) Identification of the prime optical center in GaN:Eu3+. Physical Review B, 81 (1). 085209. ISSN 1098-0121

Xiong, C. and Edwards, P.R. and Christmann, G. and Gu, E. and Dawson, Martin and Baumberg, J.J. and Martin, R.W. and Watson, I.M. (2010) High reflectivity GaN/Air vertical distributed Bragg reflectors fabricated by wet etching of sacrificial AllnN layers. Semiconductor Science and Technology, 25 (3). 032001. ISSN 0268-1242

Xiong, C. and Rizzi, F. and Bejtka, K. and Edwards, P. R. and Gu, E. and Dawson, M. D. and Martin, R. W. and Watson, I. M. (2010) Fabrication and spectroscopy of GaN microcavities made by epitaxial lift-off. Superlattices and Microstructures, 47 (1). pp. 129-133.

Liu, Chaowang and Satka, Alexander and Jagadamma, L.K. and Edwards, P.R. and Allsopp, D. and Martin, R.W. and Shields, Philip and Kovac, Jaroslav and Uherek, Frantisek and Wang, Wang (2009) Light emission from InGaN quantum wells grown on the facets of closely spaced GaN nano-pyramids formed by nano-imprinting. Applied Physics Express, 2. p. 121002. ISSN 1882-0778

Wu, M. and Gu, E. and Zarowna, A. and Kanibolotsky, A.L. and Kuehne, A.J.C. and Mackintosh, A.R. and Edwards, P.R. and Rolinski, O.J. and Skabara, P.J. and Martin, R.W. and Pethrick, R.A. and Birch, D.J.S. and Dawson, M.D. (2009) Star-shaped oligofluorene nanostructured blend materials : controlled micro-patterning and physical characteristics. Applied Physics A: Materials Science and Processing, 97 (1). pp. 119-123. ISSN 0947-8396

Edwards, Paul and Martin, R.W. and Bejtka, K. and O'Donnell, K.P. and Fernandez-Garrido, S. and Calleja, E. (2009) Correlating composition and luminescence in AlInGaN epilayers. Superlattices and Microstructures, 45 (4-5). pp. 151-155.

Bejtka, K. and Edwards, P. R. and Martin, R. W. and Fernández-Garrido, S. and Calleja, E. (2008) Composition and luminescence of AlInGaN layers grown by plasma-assisted molecular beam epitaxy. Journal of Applied Physics, 104 (7). 073537. ISSN 0021-8979

Bejtka, K. and Reveret, F. and Martin, R.W. and Edwards, Paul and Vasson, A. and Leymarie, J. and Sellers, I.R. and Duboz, J.Y. (2008) Strong light-matter coupling in ultrathin double dielectric mirror GaN microcavities. Applied Physics Letters, 92 (24). 241105. ISSN 0003-6951

Watson, I.M. and Xiong, C. and Gu, E. and Dawson, M.D. and Rizzi, F. and Bejtka, K. and Edwards, P.R. and Martin, R.W. (2008) Selective wet etching of AlInN layers for nitride-based MEMS and photonic device structures. Proceedings of SPIE the International Society for Optical Engineering, 6993. ISSN 0277-786X

Wang, K. and Martin, R. W. and Amabile, D. and Edwards, P. R. and Hernandez, S. and Nogales, E. and O'Donnell, K. P. and Lorenz, K. and Alves, E. and Matias, V. and Vantomme, A. and Wolverson, D. and Watson, I. M. (2008) Optical energies of AllnN epilayers. Journal of Applied Physics, 103 (7). 073510. ISSN 0021-8979

Bejtka, K. and Edwards, P.R. and Martin, R.W. and Reveret, F. and Vasson, A. and Leymarie, J. and Sellers, I.R. and Leroux, M. (2008) Fabrication and characterization of ultrathin double dielectric mirror GaN microcavities. Semiconductor Science and Technology, 23 (4). ISSN 0268-1242

Coquillat, D. and Le Vassor D'Yerville, M. and Kazan, M. and Liu, C. and Watson, I.M. and Edwards, P.R. and Martin, R.W. and Chong, H.M.H. and De La Rue, R.M. (2008) Studies of the photonic and optical-frequency phonon properties of selectively grown GaN micro-pyramids. Journal of Applied Physics, 103 (4). 004910-004910. ISSN 0021-8979

Rizzi, F. and Edwards, P.R. and Bejtka, K. and Semond, F. and Gu, E. and Dawson, M.D. and Watson, I.M. and Martin, R.W. (2007) Double dielectric mirror InGaN/GaN microactivities formed using selective removal of an AlInN layer. Superlattices and Microstructures, 41 (5-6). p. 414.

Moldovan, Grigore and Kazemian, Payani and Edwards, Paul R. and Ong, Vincent K. S. and Kurniawan, Oka and Humphreys, Colin J. (2007) Low-voltage cross-sectional EBIC for characterisation of GaN-based light emitting devices. Ultramicroscopy, 107 (4-5). pp. 382-389. ISSN 0304-3991

Rizzi, F. and Edwards, P.R. and Bejtka, K. and Semond, F. and Kang, X.N. and Zhang, G.Y. and Gu, E. and Dawson, M.D. and Watson, I.M. and Martin, R.W. (2007) (In,Ga)N/GaN microcavities with double dielectric mirrors fabricated by selective removal of an (Al,In)N sacrificial layer. Applied Physics Letters, 90 (11). 111112. ISSN 0003-6951

Lohstroh, A. and Sellin, P. J. and Wang, S. G. and Davies, A. W. and Parkin, J. and Martin, R. W. and Edwards, P. R. (2007) Effect of dislocations on charge carrier mobility-lifetime product in synthetic single crystal diamond. Applied Physics Letters, 90 (10). 102111. ISSN 0003-6951

Rizzi, F. and Bejtka, K. and Edwards, P.R. and Martin, R.W. and Watson, I.M. (2007) Selective wet etching of lattice-matched AlInN-GaN heterostructures. Journal of Crystal Growth, 300 (1). pp. 254-258. ISSN 0022-0248

Lee, Martin R. and Parsons, Ian and Edwards, Paul R. and Martin, Robert W. (2007) Identification of cathodoluminescence activators in zoned alkali feldspars by hyperspectral imaging and electron-probe microanalysis. American Mineralogist, 92 (2-3). pp. 243-253. ISSN 0003-004X

Edwards, Paul R. and Martin, Robert W. and Lee, Martin R. (2007) Combined cathodoluminescence hyperspectral imaging and wavelength dispersive X-ray analysis of minerals. American Mineralogist, 92 (2-3). pp. 235-242. ISSN 0003-004X

Coulson, Ian M. and Edwards, Paul R. and Lee, Martin R. (2007) Preface : recent developments in microbeam cathodoluminescence with applications to mineralogy. American Mineralogist, 92 (2-3). pp. 233-234. ISSN 0003-004X

Coquillat, D. and Le Vassor D'Yerville, M. and Boubang, T.S.A. and Liu, C. and Bejtka, K. and Watson, I.M. and Edwards, P.R. and Martin, R.W. and Chong, H.M.H. and De La Rue, R.M. (2007) Photonic crystals comprising selectively grown flat-topped and sharp-tipped GaN pyramids. Physica Status Solidi C, 4. pp. 95-99. ISSN 1610-1642

England, Jennifer and Cusack, Maggie and Paterson, Niall W. and Edwards, Paul and Lee, Martin R. and Martin, Robert (2006) Hyperspectral cathodoluminescence imaging of modern and fossil carbonate shells. Journal of Geophysical Research Atmospheres, 111. G03001. ISSN 2169-897X

Wang, K. and Martin, R.W. and Nogales, E. and Edwards, P.R. and O'Donnell, K.P. and Lorenz, K. and Alves, E. and Watson, I.M. (2006) Cathodoluminescence of rare earth implanted AlInN. Applied Physics Letters, 89 (13). 131912. ISSN 0003-6951

Park, S. and Liu, C. and Gu, E. and Dawson, M.D. and Watson, I.M. and Bejtka, K. and Edwards, P.R. and Martin, R.W. (2006) Membrane structures containing InGaN/GaN quantum wells, fabricated by wet etching of sacrificial silicon substrates. Physica Status Solidi C, 3 (6). pp. 1949-1952. ISSN 1610-1642

Gu, E. and Howard, H. and Conneely, A. and O'Connor, G.M. and Illy, E.K. and Knowles, M.R.H. and Edwards, P.R. and Martin, R.W. and Watson, I.M. and Dawson, M.D. (2006) Microfabrication in free-standing gallium nitride using UV laser micromachining. Applied Surface Science, 252 (13). pp. 4897-4901. ISSN 0169-4332

Rizzi, F. and Edwards, P.R. and Watson, I.M. and Martin, R.W. (2006) Wavelength dispersive X-ray analysis and cathodoluminescence techniques for monitoring the chemical removal of AllnN on an n-face GaN surface. Superlattices and Microstructures, 40 (4-6). pp. 369-372.

Bejtka, K. and Rizzi, F. and Edwards, P.R. and Martin, R.W. and Gu, E. and Dawson, M.D. and Watson, I.M. and Sellers, I.R. and Semond, F. (2005) Roles for aluminium indium nitride insertion layers in fabrication of GaN-based microcavities. Physica Status Solidi A: Applications and Materials Science, 202 (14). pp. 2648-2652.

Watson, I.M. and Liu, C. and Gu, E. and Dawson, M.D. and Edwards, P.R. and Martin, R.W. (2005) Use of AlInN layers in optical monitoring of growth of GaN-based structures on free-standing GaN substrates. Applied Physics Letters, 87. 151901. ISSN 0003-6951

Lee, MR and Martin, RW and Edwards, PR and Parsons, I (2005) Hyperspectral cathodoluminescence mapping of calcite and feldspar. Geochimica et Cosmochimica Acta, 69 (10, Su). A593. ISSN 0016-7037

Edwards, PR and Martin, RW and Lee, MR (2005) Simultaneous cathodoluminescence hyperspectral imaging and X-ray microanalysis. Geochimica et Cosmochimica Acta, 69 (10, Su). A591. ISSN 0016-7037

Lee, M R and Martin, R W and Trager-Cowan, C and Edwards, P R (2005) Imaging of cathodoluminescence zoning in calcite by scanning electron microscopy and hyperspectral mapping. Journal of Sedimentary Research Section A: Sedimentary Petrology and Processes, 75 (2). pp. 313-322. ISSN 1073-130X

Martin, R.W. and Edwards, P.R. and Taylor, R.A. and Rice, J.H. and Na, J.H. and Robinson, J.W. and Smith, J.D. and Liu, C. and Watson, I.M. (2005) Luminescence properties of isolated InGaN/GaN quantum dots. Physica Status Solidi A - Applications and Materials Science, 202 (3). pp. 372-376.

Choi, H. W. and Jeon, C. W. and Liu, C. and Watson, I. M. and Dawson, M. D. and Edwards, P. R. and Martin, R. W. and Tripathy, S. and Chua, S. J. (2004) InGaN nano-ring structures for high-efficiency light emitting diodes. Applied Physics Letters, 86 (2). 021101. ISSN 0003-6951

O'Donnell, K.P. and Katchkanov, V. and Wang, K. and Martin, R.W. and Hourahine, B. and Edwards, P.R. and Nogales, E. and Mosselmans, J.F.W. and De-Vries, B. (2004) Site multiplicity of rare earth ions in III-nitrides. MRS Online Proceedings Library, 831. pp. 527-535. ISSN 0272-9172

Edwards, P.R. and Martin, R.W. and Watson, I.M. and Liu, C. and Taylor, R.A. and Rice, J.H. and Na, J.H. and Robinson, J.W. and Smith, J.D. (2004) Quantum dot emission from site-controlled ngan/gan micropyramid arrays. Applied Physics Letters, 85 (19). pp. 4281-4283. ISSN 0003-6951

O'Donnell, K P and Fernandez-Torrente, I and Edwards, P R and Martin, R W (2004) The composition dependence of the InxGa1-xN bandgap. Journal of Crystal Growth, 269 (1). pp. 100-105. ISSN 0022-0248

Martin, R.W. and Edwards, P.R. and O'Donnell, K.P. and Dawson, M.D. and Jeon, C.W. and Liu, C. and Rice, G.R. and Watson, I.M. (2004) Cathodoluminescence spectral mapping of III-nitride structures. Physica Status Solidi A - Applications and Materials Science, 201 (4). pp. 665-672.

Martin, R W and Edwards, P R and Liu, C and Deatcher, C J and Chong, H M H and De La Rue, R M and Watson, I M (2004) Cathodoluminescence spectral mapping of selectively grown III-nitride structures. Institute of Physics Conference Series, 179. pp. 135-138. ISSN 0951-3248

Halambalakis, G and Rousseau, N and Briot, O and Ruffenach, S and Aulombard, R L and Edwards, P R and O'Donnell, K P and Wojtowicz, T and Ruterana, P (2004) Growth and characterisation of Eu doped GaN thin films. Superlattices and Microstructures, 36 (4-6). pp. 721-728.

Choi, H.W. and Edwards, P.R. and Liu, C. and Jeon, C.W. and Martin, R.W. and Watson, I.M. and Dawson, M.D. and Tripathy, P. and Chua, S.J. (2004) Sub-micron inGaN ring structures for high-efficiency LEDs. Physica Status Solidi C, 1 (2). pp. 202-205. ISSN 1610-1642

Choi, H.W. and Dawson, M.D. and Edwards, P.R. and Martin, R.W. (2003) High extraction efficiency ingan micro-ring light emitting diodes. Applied Physics Letters, 83 (22). pp. 4483-4485. ISSN 0003-6951

Edwards, P.R. and Martin, R.W. and O'Donnell, K.P. and Watson, I.M. (2003) Simultaneous composition mapping and hyperspectral cathodoluminescence imaging of InGaN epilayers. Physica Status Solidi C (7). pp. 2474-2477. ISSN 1610-1642

Choi, H. W. and Jeon, C. W. and Dawson, M. D. and Edwards, P. R. and Martin, R. W. and Tripathy, S. (2003) Mechanism of enhanced light output in InGaN-based microlight emitting diodes. Journal of Applied Physics, 93 (10). pp. 5978-5982. ISSN 0021-8979

Choi, H.W. and Jeon, C.W. and Dawson, M.D. and Edwards, P.R. and Martin, R.W. (2003) Fabrication and performance of parallel-addressed InGaN micro-LED arrays. IEEE Photonics Technology Letters, 15 (4). pp. 510-512. ISSN 1041-1135

O'Donnell, K P and Pereira, S and Martin, R W and Edwards, P R and Tobin, M J and Mosselmans, J F W (2003) Wishful physics: Some common misconceptions about InGaN. Physica Status Solidi A - Applications and Materials Science, 195 (3). pp. 532-536.

Dalmasso, S and Martin, R W and Edwards, P R and O'Donnell, K P and Pipeleers, B and Vantomme, A and Nakanishi, Y and Wakahara, A and Yoshida, A, RENiBEI Network (2003) Electron probe microanalysis of rare earth doped gallium nitride light emitters. Journal of Physics: Conference Series, 180. pp. 555-558. ISSN 1742-6596

Edwards, P.R. and Martin, R.W. and O'Donnell, K.P. and Watson, I.M. (2003) Simultaneous composition and cathodoluminescence spectral mapping of III-nitride structures. Journal of Physics: Conference Series (180). pp. 293-296. ISSN 1742-6596

Martin, R W and O'Donnell, K P and Edwards, P R (2002) Comment on "Effect of growth interruptions on the light emission and indium clustering of InGaN/GaN multiple quantum wells" [Appl. Phys. Lett. 79, 2594 (2001)]. Applied Physics Letters, 81 (16). 3100. ISSN 0003-6951

Martin, R.W. and Edwards, P.R. and O'Donnell, K.P. and Mackay, E.G. and Watson, I.M. (2002) Microcomposition and luminescence of InGaN emitters. Physica Status Solidi A, 192 (1). pp. 117-123. ISSN 1862-6300

Martin, Robert and Kim, H.S. and Cho, Y. and Edwards, P.R. and Watson, I.M. and Sands, T. and Cheung, N.W. and Dawson, M.D. (2002) GaN microcavities formed by laser lift-off and plasma etching. Materials Science and Engineering B, 93 (1-3). pp. 98-101. ISSN 0921-5107

Pecharroman-Gallego, R. and Edwards, P.R. and Martin, R.W. and Watson, I.M. (2002) Investigations of phonon sidebands in InGaN/GaN multi-quantum well luminescence. Materials Science and Engineering B, 93 (1-3). pp. 94-97. ISSN 0921-5107

Martin, R.W. and Edwards, P.R. and Pecharroman-Gallego, R. and Liu, C. and Deatcher, C.J. and Watson, I.M. and O'Donnell, K.P. (2002) Light emission ranging from blue to red from a series of InGaN/GaN single quantum wells. Journal of Physics D: Applied Physics, 35 (7). pp. 604-608. ISSN 1361-6463

Martin, R.W. and Edwards, P.R. and Kim, H.S. and Kim, K.S. and Kim, T. and Watson, I.M. and Dawson, M.D. and Cho, Y. and Sands, T. and Cheung, N.W. (2001) Optical spectroscopy of gan microcavities with thicknesses controlled using a plasma etch-back. Applied Physics Letters, 79 (19). 3029. ISSN 0003-6951

Kim, K.S. and Edwards, P.R. and Kim, H.S. and Martin, R.W. and Watson, I.M. and Dawson, M.D. (2001) Characterisation of optical properties in micro-patterned InGaN quantum wells. Physica Status Solidi B, 228 (1). pp. 169-172. ISSN 0370-1972

Watson, I.M. and Liu, C. and Kim, K.S. and Kim, H.S. and Deatcher, C.J. and Girkin, J.M. and Dawson, M.D. and Edwards, P.R. and Trager-Cowan, C. and Martin, R.W. (2001) In situ and ex situ evaluation of mechanisms of lateral epitaxial overgrowth. Physica Status Solidi A, 188 (2). pp. 743-746. ISSN 1862-6300

Edwards, P.R. and Martin, R.W. and Kim, H.S. and Kim, K.S. and Chen, Y. and Watson, I.M. and Sands, T. and Cheung, N.W. and Dawson, M.D. (2001) InGaN/GaN quantum well microcavities formed by laser lift-off and plasma etching. Physica Status Solidi B, 228 (1). pp. 91-94. ISSN 0370-1972

Martin, R.W. and Edwards, P.R. and Pecharroman-Gallego, R. and Trager-Cowan, C. and Kim, T. and Kim, H.S. and Kim, K.S. and Watson, I.M. and Dawson, M.D. (2001) Buried dielectric mirrors for the lateral overgrowth of GaN-based microcavities. Physica Status Solidi A, 183 (1). pp. 145-149. ISSN 1862-6300

Kuznetsov, P I and Shchamkhalova, B S and Jitov, V A and Yakushcheva, G G and Kozlovsky, V I and O'Donnell, K P and Trager-Cowan, C and Edwards, P R (2001) MOCVD growth and characterisation of ZnS/ZnSe distributed Bragg reflectors and ZnCdSe/ZnSe heterostructures for green VCSEL. Physics of Low-Dimensional Structures, 11 (2). pp. 271-278. ISSN 0204-3467

Book Section

Eling, Charlotte and Gunasekar, Naresh and Edwards, Paul and Martin, Robert and Laurand, Nicolas; (2022) Silica coated colloidal semiconductor quantum dot supracrystal microlasers. In: 2022 IEEE Photonics Conference (IPC). IEEE Photonics Conference (IPC) . IEEE, Piscataway. N.J.. ISBN 9781665434874

Massabuau, F. C.-P. and Roberts, J. W. and Nicol, D. and Edwards, P. R. and McLelland, M. and Dallas, G. L. and Hunter, D. A. and Nicolson, E. A. and Jarman, J. C. and Kovács, A. and Martin, R. W. and Oliver, R. A. and Chalker, P. R.; Rogers, David J. and Look, David C. and Teherani, Ferechteh H., eds. (2021) Progress in atomic layer deposited α-Ga2O3 materials and solar-blind detectors. In: Proceedings Volume 11687, Oxide-based Materials and Devices. Proceedings of SPIE - The International Society for Optical Engineering . Society of Photo-Optical Instrumentation Engineers, Bellingham, WA, United States. ISBN 9781510642096

Edwards, Paul R. and Lee, Martin R.; Coulson, Ian M., ed. (2014) Cathodoluminescence hyperspectral imaging in geoscience. In: Cathodoluminescence and its Application to Geoscience. Short Course Series . Mineralogical Association of Canada, CAN, pp. 29-45. ISBN 9780921294559

O'Donnell, K. P. and Martin, R. W. and Edwards, P. R. and Lorenz, K. and Alves, E. and Bockowski, M.; Ihn, Thomas and Rössler, Clemens and Kozikov, Aleksey, eds. (2013) Temperature-dependent hysteresis of the emission spectrum of Eu-implanted, Mg-doped HVPE GaN. In: The Physics of Semiconductors. AIP Conference Proceedings. ISBN 9780735411944

Jeon, C.W. and Choi, H.W. and Edwards, P.R. and Bryce, A.C. and Dawson, M.D.; (2002) 64 x 64 matrix-addressable arrays of GaN-based micro-LEDs. In: Lasers and Electro-Optics Society, 2002. LEOS 2002. The 15th Annual Meeting of the IEEE. IEEE, pp. 685-686. ISBN 0-7803-7500-9

Choi, H.W. and Jeon, C.W. and Dawson, M.D. and Edwards, P.R. and Martin, R.W.; Wetzel, Christian and Yu, Edward T. and Speck, James S. and Rizzi, Angela and Arakawa, Yasuhiko, eds. (2002) Efficient GaN-based micro-LED arrays. In: Proceedings of the 2002 MRS Fall Meeting. MRS, pp. 433-438.