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Takagi, Kazuki and Yamaga, Mitsuo and Villora, Encarnacion G. and Shimamura, Kiyoshi and Hasegawa, Kazuo and Ito, Hiroshi and Mizuno, Shintaro and Takeda, Yasuhiko and Han, Thomas P J (2016) Energy transfer from Cr to Nd in substitutional crystal Y3GaxAl5-x O12 codoped with Nd and Cr. Journal of Luminescence, 169 (Part A). pp. 65-71. ISSN 0022-2313

Barrio, J. and Han, T. P J and Lamela, J. and de las Heras, C. and Lifante, G. and Sánchez-Alejo, M. A. and Camarillo, E. and Jaque, F. (2015) SNOM characterization of a potential low cost thin gold coated micro-structured grating using a commercial CD substrate. Revista Mexicana de Fisica, 61 (6). pp. 428-431. ISSN 0035-001X

Wells, Jon-Paul R. and Han, Thomas P J (2014) Picosecond non-radiative relaxation via internal conversion in Ca10(PO4)F2:Cr. Materials Research Express, 1 (2). 025706. ISSN 2053-1591

Yamaga, Mitsuo and Uno, Hideaki and Tsuda, Shin-ichiro and Wells, Jon-Paul R. and Han, Thomas P. J. (2012) Resonant energy transfer and cross relaxation between Sm3+ ions in LiYF4 crystals. Journal of Luminescence, 132 (6). pp. 1608-1617. ISSN 0022-2313

Yamaga, Mitsuo and Ohsumi, Yusuke and Nakayama, Tomomi and Han, Thomas P. J. (2012) Persistent phosphorescence in Ce-doped Lu2SiO5. Optical Materials Express, 2 (4). pp. 413-419. ISSN 2159-3930

Dalzell, Craig J. and Han, Thomas P. J. and Ruddock, Ivan S. (2012) Distributed crystal fiber sensing for extreme environments. IEEE Sensors Journal, 12 (1). pp. 164-167. ISSN 1530-437X

Dalzell, Craig J. and Han, Thomas P. J. and Ruddock, Ivan S. and Hollis, David B. (2012) Two-photon excited fluorescence in rare-earth doped optical fiber for applications in distributed sensing of temperature. IEEE Sensors Journal, 12 (1). pp. 51-54. ISSN 1530-437X

Yamaga, Mitsuo and Nakamura, Tatsuya and Oda, Yohei and Wells, Jon-Paul R. and Han, Thomas P. J. (2011) Dynamics and energy transfer of Sm2+ in KY3F10 crystals. Journal of Ceramic Processing Research, 12 (specia). S241-S245. ISSN 1229-9162

Han, T. P. J. and Jardiel, M. T. and Villegas, M. and Caballero, A. C. and Bravo, D. and Jaque, F. (2011) Luminescence of the Cr3+ ions doped in PLZT ceramics. Chemical Physics Letters, 506 (4-6). pp. 201-204. ISSN 0009-2614

Dalzell, C. J. and Han, T. P. J. and Ruddock, I. S. (2011) The two-photon absorption spectrum of ruby and its role in distributed optical fibre sensing. Applied Physics B: Lasers and Optics, 103 (1). pp. 113-116. ISSN 0946-2171

Dalzell, C. J. and Han, T. P. J. and Ruddock, I. S.; Bock, W.J. and Albert, J. and Bao, X., eds. (2011) Two-photon excited fluorescence in praseodymium doped fibre and its application in distributed optical fibre sensing of temperature. In: 21st International Conference on Optical Fiber Sensors. Proceedings of SPIE . SPIE--The International Society for Optical Engineering., CAN. ISBN 9780819482464

Han, T.P.J. and Villegas, M. and Peiteado, M. and Caballero, A.C. and Rodríguez, F. and Jaque, F. (2010) Low-symmetry Td-distorted Co2+ centres in ceramic ZnO:Co. Chemical Physics Letters, 488 (4-6). pp. 173-176. ISSN 0009-2614

Barrio, J. and Han, T.P.J. and Lamela, J. and Heras, C. and Gonzalez, M.U. and Lifante, G. and Jaque, F. (2010) SNOM characterization of unmetalized and gold metalized DVD corrugated structures. Physics Procedia, 8. pp. 168-173. ISSN 1875-3892

Dalzell, Craig J. and Han, Thomas P. J. and Ruddock, Ivan S.; Santos, JL and Culshaw, B and LopezHiguera, JM and MacPherson, WN, eds. (2010) Distributed crystal fibre sensing for extreme environments. In: Fourth European Workshop on Optical Fibre Sensors, 2010-09-08 - 2010-09-10.

Dalzell, Craig J. and Han, Thomas P. J. and Ruddock, Ivan S.; Santos, JL and Culshaw, B and LopezHiguera, JM and MacPherson, WN, eds. (2010) Distributed optical fibre sensing of temperature using time-correlated two-photon excited fluorescence. In: Fourth European Workshop on Optical Fibre Sensors, 2010-09-08 - 2010-09-10.

Han, T.P.J. and Cantelar, E. and Lifante, G. and Cusso, F. and Jaque, F. (2009) Cr3+ spectroscopy study in ZnO-codoped and Zn-in-diffused congruent LiNbO3:Cr crystals. Applied Physics B: Lasers and Optics, 94 (2). pp. 209-214. ISSN 0946-2171

Han, T.P.J. and Jaque, F. and Lamela, J. and Jaque, D. and Lifante, G. and Cusso, F. and Kamiskii, A.A. (2009) The effect of the ferroelectric domain walls in the scanning near field optical microscopy response of periodically poled ba2nanb5o15 and linbo3 crystals. Journal of Physics: Condensed Matter, 21 (4). pp. 1-4. ISSN 0953-8984

Lamela, J. and Lifante, G. and Han, T.P.J. and Jaque, F. and Garcia-Navarro, A. and Olivares, J. and Agullo-Lopez, F. (2009) Morphology of ablation craters generated by fs laser pulses in LiNbO3. Applied Surface Science, 255 (7). pp. 3918-3922. ISSN 0169-4332

Yamaga, M. and Ohsumi, Y. and Nakayama, T. and Kashiwagura, N. and Kodama, N. and Han, T.P.J. (2009) Long-lasting phosphorescence in Ce-doped oxides. Journal of Materials Science: Materials in Electronics, 20 (Supple). pp. 471-475. ISSN 0957-4522

Dalzell, C. J. and Han, T. P. J. and Ruddock, I. S. (2008) Distributed optical fibre sensing of temperature using time-correlated two-photon excited fluorescence : theoretical overview. Applied Physics B: Lasers and Optics, 93 (2-3). pp. 687-692. ISSN 0946-2171

Camarillo, E. and Murrieta, H. and Hernandez, J.M. and Zoilo, R. and Flores, M.C. and Han, T.P.J. and Jaque, F. (2008) Optical properties of LiNbO3 : Cr crystals co-doped with Germanium oxide. Journal of Luminescence, 128 (5-6). pp. 747-750. ISSN 0022-2313

Han, T. P. J. and Jaque, Francisco (2007) Optical stability of the Cr3+ centres in codoped stoichiometric and congruent LiNbO3 : Cr : Mg. Optical Materials, 29 (8). pp. 1041-1043.

Arizmendi, L. and Heras, C. De las and Jaque, F. and Suchocki, A. and Kobyakov, S. and Han, T. P. J. (2007) Photoconductivity in LiNbO3 crystals codoped with MgO and Cr2O3. Applied Physics B: Lasers and Optics, 87 (1). pp. 123-127. ISSN 0946-2171

Yamaga, M and Hayashi, E and Kodama, N and Itoh, K and Yabashi, S and Masui, Y and Ono, S and Sarukura, N and Han, T P J and Gallagher, Hugh Gerald (2006) Vacuum ultraviolet spectroscopy of Ce3+-doped SrMgF4 with superlattice structure. Journal of Physics: Condensed Matter, 18 (26). pp. 6033-6044. ISSN 0953-8984

Wells, Jon-Paul R and Grinberg, Marek and Wynne, Klaas and Han, T P J (2006) Femtosecond pump-probe measurements of non-radiative relaxation in LiAlO2:V3+. Journal of Physics: Condensed Matter, 18 (16). pp. 3967-3974. ISSN 0953-8984

Ruddock, Ivan S. and Han, Thomas P.J. (2006) Potential of two-photon-excited fluorescence for distributed fiber sensing. Optics Letters, 31 (7). pp. 891-893. ISSN 0146-9592

Han, T P J and Jaque, F and Jaque, D and Garcia-Sole, J and Ivleva, L (2006) Luminescence life time and time-resolved spectroscopy of Cr3+ ions in strontium barium niobate. Journal of Luminescence, 119. pp. 453-456. ISSN 0022-2313

Han, T.P.J. and Jaque, F. and Jaque, D. and Ivleva, L. (2005) Photo-luminescence studies of strontium barium niobate crystals doped with Cr3+ ions. Chemical Physics Letters, 417. pp. 196-199. ISSN 0009-2614

Ruddock, I.S. and Han, T.P.J. (2005) Continuously distributed sensing via two photon excited fluorescence in doped optical fibre. In: Sensors and their Applications XIII, 2005-09-06 - 2005-09-08.

Cantelar, E. and Torchia, G.A. and Bermudez, V. and Jaque, D. and Sanz-Garcia, J.A. and Lifante, G. and Han, T.P.J. and Jaque, F. (2005) Dependence of the refractive indices in LiNbO3:Cr crystals doped with HfO2. Materials Science Forum, 480-481. pp. 423-428. ISSN 1662-9760

Phan, The-Long and Yu, Seong-Cho and Phan, Manh-Huong and Han, Thomas P. J. (2004) Photoluminescence properties of Cr3+-doped MgAl2O4 natural spinel. Journal of the Korean Physical Society, 45 (1). pp. 63-66. ISSN 1976-8524

Yamaga, M. and Wells, J.P.R. and Honda, M. and Han, T.P.J. and Henderson, B. (2004) Investigation on the valence of Cr ions in LiAlO2. Journal of Luminescence, 108. pp. 313-317. ISSN 0022-2313

Han, T.P.J. and Jaque, F. and Arizmendi, L. and Bermudez, V. and Suchocki, A. (2004) Optical bleaching of Cr3+ luminescence in near stoichiometric LiNbO3 crystals codoped with MgO. Journal of Luminescence, 108. pp. 55-58. ISSN 0022-2313

Han, T.P.J. and Jaque, F. and Arizmendi, L. and Bermudez, V. and Suchocki, A. and Kaminska, A. and Kobyakov, S. (2003) Selective optical bleaching of Cr3+ luminescence at low temperature in MgO codoped near stoichiometric LiNbO3:Cr crystals. Physical Review B: Condensed Matter and Materials Physics, 68 (13). 132103-1-132103-4. ISSN 1098-0121

Jaque, F. and Han, T.P.J. and Bermuudez, V. and Dieguez, E. (2003) Optical spectroscopy of Cr3+ ions in stoichiometric LiNbO3 crystals and co-doped with MgO. Journal of Luminescence, 102-103. pp. 253-260. ISSN 0022-2313

Han, T.P.J. and Jaque, F. and Bermudez, V. and Dieguez, E. (2003) Luminescence of the Cr3+ R-lines in pure and MgO co-doped near stoichiometric LiNbO3:Cr crystals. Chemical Physics Letters, 369 (2003). pp. 519-524. ISSN 0009-2614

Long, Xifa and Wang, Guofu and Han, T.P.J. (2003) Growth and spectroscopic properties of Cr3+-doped LaSc3(BO3)(4). Journal of Crystal Growth, 249 (1-2). pp. 191-194. ISSN 0022-0248

Wells, Jon-Paul R and Yamaga, Mitsuo and Han, Thomas P J and Honda, Makoto (2003) Electron paramagnetic resonance and optical properties of Cr3+ doped YAl3(BO3)4. Journal of Physics: Condensed Matter, 15 (3). pp. 539-547. ISSN 0953-8984

Han, T.P.J. and Jaque, F. and Bermudez, V. and Dieguez, E. (2003) The role of the Mg2+ ions in Cr3+ spectroscopy for near-stoichiometric LiNbO3 crystals. Journal of Physics: Condensed Matter, 15 (2). pp. 281-290. ISSN 0953-8984

Long, Xifa and Lin, Zhoubin and Hu, Zushu and Wang, Guofu and Han, T.P.J. (2002) Optical study of Cr3+-doped LaSc3(BO3)(4) crystal. Journal of Alloys and Compounds, 347 (1-2). pp. 52-55. ISSN 0925-8388

Han, T.P.J. and Hill, A. and Gallagher, H.G. and Jaque, F. (2002) Optical properties of WO3 doped congruent LiNbO3 crystals. Chemical Physics Letters, 364 (3-4). pp. 323-327. ISSN 0009-2614

Wang, Guofu and Lin, Zhoubin and Hu, Zushu and Han, T.P.J. and Gallagher, H.G. and Wells, J.-P.R. (2001) Crystal growth and optical assessment of Nd3+ : GdAl3(BO3)4 crystal. Journal of Crystal Growth, 233 (4). pp. 755-760. ISSN 0022-0248

Koepke, Cz. and Wisniewski, K. and Grinberg, M. and Majchrowski, A. and Han, T.P.J. (2001) Excited state absorption in chromium doped Li2B4O7 glass. Journal of Physics: Condensed Matter, 13 (11). pp. 2701-2716. ISSN 0953-8984

Yamaga, M. and Honda, M. and Wells, J.-P.R. and Han, T.P.J. and Gallagher, H.G. (2000) An electron paramagnetic resonance study on Sm3+ and Yb3+ in KY3F10 crystals. Journal of Physics: Condensed Matter, 12 (40). pp. 8727-8736. ISSN 0953-8984

Wells, Jon-Paul R and Yamaga, Mitsuo and Han, Thomas P J and Gallagher, Hugh G (2000) Infrared absorption, laser excitation and crystal-field analyses of the C4v symmetry centre in KY3F10 doped with Pr3+. Journal of Physics: Condensed Matter, 12 (24). pp. 5297-5306. ISSN 0953-8984

Wells, Jon-Paul R. and Han, Thomas P.J. and Yamaga, Mitsuo and Kodama, Nobuhiro and Gallagher, Hugh G. (2000) Disordered laser gain media : Er3+ doped CaGdAlO4 and Ca3Ga2Ge4O14. Journal of Luminescence, 87–89. pp. 1093-1095. ISSN 0022-2313

Wells, Jon-Paul R. and Sugiyama, Akira and Han, Thomas P.J. and Gallagher, Hugh G. (2000) A spectroscopic comparison of samarium-doped LiYF4 and KY3F10. Journal of Luminescence, 87-89. pp. 1029-1031. ISSN 0022-2313

Wells, J.-P.R. and Yamaga, M. and Mosses, R.W. and Han, T.P.J. and Gallagher, H.G. and Yosida, T. (2000) Polarized laser selective excitation and electron paramagnetic resonance of Er3+ centers in SrLaAlO4 crystals. Physical Review B (Condensed Matter), 61 (6). pp. 3905-3914. ISSN 0163-1829