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Optical resonators

Microphotonic thermal imaging

High-performance thermal imaging technology typically involves using cryogenically cooled devices. In the future, detectors based on arrays of tiny optical resonators could lead to sensitive, rapid, thermal imaging at room temperature.

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Figure 1: Heat detection using optical resonators.
Figure 2: Prototype microphotonic thermal detectors.
Figure 3: Concept for a TM-FPA.


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Sandia is a multiprogram laboratory operated by Sandia Corporation, a Lockheed Martin Company, for the United States Department of Energy's National Nuclear Security Administration under contract DE-AC04-94AL85000.

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Watts, M., Shaw, M. & Nielson, G. Microphotonic thermal imaging. Nature Photon 1, 632–634 (2007).

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