Encyclopedia of Physical Science and Technology, Volume 2Academic Press, 1992 - Physical sciences |
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Page 128
B. DETECTORS , FILTERS , AND DEWAR DESIGN 1. Detectors State - of - the - art infrared astronomical mea- surements are made with several types of detec- tor . The most popular broadband detector longward of ≈5 μm is still the Ga Ge ...
B. DETECTORS , FILTERS , AND DEWAR DESIGN 1. Detectors State - of - the - art infrared astronomical mea- surements are made with several types of detec- tor . The most popular broadband detector longward of ≈5 μm is still the Ga Ge ...
Page 130
... detector to scan the wavelength interval of interest . Typical exam- ples of the IR - transmitting substrates used for IR interference filters are sapphire for the NIR and germanium or silicon for TIR applications . CVFWs with good ...
... detector to scan the wavelength interval of interest . Typical exam- ples of the IR - transmitting substrates used for IR interference filters are sapphire for the NIR and germanium or silicon for TIR applications . CVFWs with good ...
Page 131
... detector . When a source of interest is placed in one of the two sky patches , the signal upon the detector from that patch ( the source beam ) is equal to the background signal plus the source signal . The signal in the other patch ...
... detector . When a source of interest is placed in one of the two sky patches , the signal upon the detector from that patch ( the source beam ) is equal to the background signal plus the source signal . The signal in the other patch ...
Contents
Guide to Using the Encyclopedia ix Atomic Physics | 339 |
Approximations and Expansions 1 Atomic Spectrometry | 357 |
Archaeological Geology 31 Atomic Spectroscopy | 381 |
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