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Lecture 10: Bolometers - Leiden Observatory

Lecture 10: Bolometers - Leiden Observatory

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Basic Operation of a Bolometer<br />

T0<br />

Wavelengths: infrared to sub-mm<br />

Detection of Light: <strong>Lecture</strong> <strong>10</strong><br />

Incoming photon’s energy.... E = hc<br />

...is absorbed as HEAT and increases the<br />

temperature of the material<br />

hv to kT

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