bolometer
Sign in to savethumb|alt=Image of spiderweb bolometer for measurements of the cosmic microwave background radiation.|Spiderweb bolometer for measurements of the cosmic microwave background radiation. Image credit: NASA/JPL-Caltech.
~11 min read
Encyclopedic overview
11 sectionsContents
- Principle of operation
- Langley's bolometer
- Applications in astronomy
- Applications in particle physics
- Applications in plasma physics
- Microbolometers
- Hot electron bolometer
- Microwave measurement
- See also
- References
- External links
thumb|alt=Image of spiderweb bolometer for measurements of the cosmic microwave background radiation.|Spiderweb bolometer for measurements of the cosmic microwave background radiation. Image credit: NASA/JPL-Caltech.
A bolometer is a device for measuring radiant heat by means of a material having a temperature-dependent electrical resistance. It was invented in 1878 by the American astronomer Samuel Pierpont Langley.
Excerpted from Wikipedia’s “bolometer” article, available under the CC BY-SA 4.0 licence.