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2011

Bain, James Roderic Peter and Johnstone, Walter and Ruxton, Keith Crawford and Stewart, George and Lengden, Michael and Duffin, Kevin (2011) Recovery of absolute gas absorption line shapes using tunable diode laser spectroscopy with wavelength modulation - Part 2 : experimental investigation. Journal of Lightwave Technology, 29 (7). pp. 987-996. ISSN 0733-8724

Stewart, George and Johnstone, Walter and Bain, James Roderic Peter and Ruxton, Keith Crawford and Duffin, Kevin (2011) Recovery of absolute gas absorption line shapes using tuneable diode laser spectroscopy with wavelength modulation- part 1 : theoretical analysis. Journal of Lightwave Technology, 29 (6). pp. 811-821. ISSN 0733-8724

2010

Ruxton, Keith C. and Chakraborty, Arup Lal and Johnstone, W. and Lengden, Michael and Stewart, G. and Duffin, K. (2010) Tunable diode laser spectroscopy with wavelength modulation : elimination of residual amplitude modulation in a phasor decomposition approach. Sensors and Actuators B: Chemical, 150 (1). pp. 367-375. ISSN 0925-4005

Stewart, George and Ruxton, Keith Crawford and Chakraborty, Arup and Johnstone, Walter (2010) Tunable diode laser spectroscopy with wavelength modulation : an overview of current techniques and motivations. In: IoP Photonics 10 Conference, 2010-08-23 - 2010-08-26.

Chakraborty, Arup Lal and Ruxton, Keith C. and Johnstone, W. (2010) Suppression of intensity modulation contributions to signals in second harmonic wavelength modulation spectroscopy. Optics Letters, 35 (14). pp. 2400-2402. ISSN 0146-9592

Armstrong, I. and Johnstone, W. and Duffin, K. and Lengden, Michael and Chakraborty, Arup Lal and Ruxton, Keith C. (2010) Detection of CH4 in the mid-IR using difference frequency generation with tunable diode laser spectroscopy. Journal of Lightwave Technology, 28 (10). pp. 1435-1442. ISSN 0733-8724

Chakraborty, Arup Lal and Ruxton, Keith C. and Johnstone, W. (2010) Influence of the wavelength-dependence of fiber couplers on the background signal in wavelength modulation spectroscopy with RAM-nulling. Optics Express, 18 (1). pp. 267-280. ISSN 1094-4087

2009

Ruxton, K.C. and Chakraborty, A. and McGettrick, A.J. and Duffin, K. and Stewart, G. (2009) Recent advance in tunable diode laser spectroscopy with background RAM nulling for industrial applications. In: 20th International Conference on Optical Fibre Sensors, 2009-10-05.

Ruxton, Keith C. and Chakraborty, Arup Lal and McGettrick, A.J. and Duffin, K. and Johnstone, W. and Stewart, G. (2009) Recent advance in tunable diode-laser spectroscopy with background RAM nulling for industrial applications. Proceedings of SPIE: The International Society for Optical Engineering, 7503 (750313).

Bain, J.R.P. and Stewart, G. and Duffin, K. and Lengden, M. and Ruxton, K.C. and Johnstone, W. (2009) Recovery of absolute gas absorption lineshapes using TDLS at arbitrary modulation indices. In: UNSPECIFIED.

Bain, J.R.P. and Stewart, G. and Duffin, K. and Lengden, M. and Ruxton, K.C. and Johnstone, W. (2009) Recovery of gas absorption lineshapes using TDLS at arbitrary modulation indices. In: International Conference on Field Laser Applications in Industry and Research, 2009-09-06 - 2009-09-11, Hotel am Badersee.

Chakraborty, A. and Ruxton, K.C. and Johnstone, W. (2009) Tunable diode laser spectroscopy with RAM nulling - current status and future possibilities. In: International Conference on Field Laser Applications in Industry and Research, 2009-09-06 - 2009-09-11, Hotel am Badersee. (Unpublished)

Ruxton, K.C. and Chakraborty, A. and McGettrick, A.J. and Duffin, K. and Johnstone, W. and Stewart, G. (2009) Diode laser spectroscopy using a calibration free phasor decomposition approach with RAM nulling. In: 7th International Conference on Tunable Diode Laser Spectroscopy, 2009-07-13 - 2009-07-17.

Armstrong, I. and Chakraborty, A. and Ruxton, K.C. and Johnstone, W. (2009) An investigation of TDLS modulation schemes as applied to the Mid-IR spectral region by difference frequency generation in PPLN. In: 7th International Conference on Tunable Diode Laser Spectroscopy, 2009-07-13 - 2009-07-17. (Unpublished)

Chakraborty, Arup Lal and Ruxton, Keith C. and Johnstone, W. and Lengden, Michael and Duffin, K. (2009) Elimination of residual amplitude modulation in TDLS-WMS. In: Conference on Lasers and Electro-Optics/ European Quantum Electronics Conference (CLEO Europe/EQEC-2009), 2009-06-14 - 2009-06-19.

Chakraborty, Arup Lal and Ruxton, Keith C. and Johnstone, W. and Lengden, Michael and Duffin, K. (2009) Elimination of residual amplitude modulation in tunable diode laser wavelength modulation spectroscopy using an optical fiber delay line. Optics Express, 17 (12). pp. 9602-9607. ISSN 1094-4087

Ruxton, Keith C. and Chakraborty, Arup Lal and McGettrick, A.J. and Duffin, K. and Johnstone, W. and Stewart, G. (2009) Diode laser spectroscopy using a calibration free phasor decomposition approach to RAM nulling. In: 7th International Conference on Tunable Diode Laser Spectroscopy, 2009-07-13 - 2009-07-17.