Abstract
Light sensors have become very popular in many practical applications, perhaps more so than other physical sensors such as temperature, strain, and pressure sensors. They are also becoming very important in many biosensor applications, commonly used in conjunction with fluorescent dyes. In this chapter we will examine a group of light sensors that are made out of semiconductors, namely photoresistor, photodiode (PD), and phototransistor. Light sensors are typically used together with light sources; hence we will cover them (light-emitting diode (LED) and laser diode) as well.
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References and Further Readings
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Yoon, JY. (2016). Light Sensors. In: Introduction to Biosensors. Springer, Cham. https://doi.org/10.1007/978-3-319-27413-3_7
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DOI: https://doi.org/10.1007/978-3-319-27413-3_7
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