Voltage fluctuations arising from the random thermal motion of electrons inside a resistor.
Mastering the mathematical relationships between radiance, irradiance, and specific detectivity ensures that engineers can minimize system noise, maximize signal clarity, and successfully push the boundaries of optical technology. radiometry and the detection of optical radiation boyd pdf
Each type of detector has its advantages and disadvantages, and the choice of detector depends on the specific application. Voltage fluctuations arising from the random thermal motion
Because NEP depends on the surface area of the detector and the electronic measurement bandwidth, it cannot be used to compare different sensor materials directly. Boyd highlights , which normalizes performance to a detector area and a bandwidth. maximize signal clarity