AbstractKeywordsSignal-to-noise ratio (S/N)Bias currentMCTHgCdTe broad-band detectorGet full access to this articleView all access options for this article.Get accessReferences1. Griffiths P. R. , Chemical Fourier Transform Spectroscopy (Wiley-Interscience Publications, New York, 1975); and Bell R. J. , Introductory Fourier Transform Spectroscopy (Academic Press, New York, 1972).2. Mattson D. R. , Appl. Spectrosc. 32, 335 (1978).3. Mattson D. R. , private communication.