Chunnilall, C J; Clarke, F J J; Shaw, M J (2003) Diffuse reflectance scales at NPL. Proc. SPIE - Int. Soc. Opt. Eng., 4826. pp. 129-136.
Theocharous, E; Clarke, F J J; Rogers, L J; Fox, N P (2003) Latest measurement techniques at NPL for the characteristization of infrared detectors and materials. Proc. SPIE - Int. Soc. Opt. Eng., 5209 (1). pp. 228-239.
Chunnilall, C J; Clarke, F J J; Smart, M P; Hanssen, L M*; Kaplan, S G* (2003) NIST-NPL comparison of mid-infrared regular transmittance and reflectance. Metrologia, 40 (1). S55-S59
Chunnilall, C J; Clarke, F J J; Rowell, N L* (2003) NPL-NRC comparison of mid-infrared regular transmittance. Proc. SPIE - Int. Soc. Opt. Eng., 4826. pp. 12-20.
Clarke, F J J; Chunnilall, C J; Rogers, L J (2003) Recent progress at NPL in the development of mid-infrared spectrometric measurements. Proc. SPIE - Int. Soc. Opt. Eng., 5192 (1). pp. 111-122.
Theocharous, E; Clarke, F J J; Rogers, L J; Fox, N P (2003) The latest measurement techniques at NPL for the characterisation of infrared detectors and materials. Proc. SPIE - Int. Soc. Opt. Eng., 5209. pp. 228-239.
Clarke, F J J; Birch, J R; Chunnilall, C J; Smart, M P (2002) FTIR measurements - standards and accuracy. Vib. Spectrosc., 30 (1). pp. 25-9.
Birch, J R; Clarke, F J J (1998) Interreflection errors in Fourier transform spectroscopy: a preliminary appraisal. Anal. Chim. Acta, 380 (2-3). pp. 369-378.
Clarke, F J J (1996) Infrared regular reflectance standards from NPL. Proc. SPIE - Int. Soc. Opt. Eng., 2776. pp. 184-195.
Clarke, F J J (1996) Infrared standards for system calibration. Proc. SPIE - Int. Soc. Opt. Eng., 2775. pp. 6-17.
Birch, J R; Clarke, F J J (1995) Fifty categories of ordinate error in Fourier transform spectroscopy. Spectrosc. Eur., 7 (4). p. 18.