infrared

Example Sentences

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In this process, three infrared photons combine into one photon with a higher frequency, effectively converting infrared light into visible blue light.

From Science Daily • Apr. 5, 2026

This ranges from shapes captured on trails or infrared cameras to a howl or witness testimony, allowing Bigfooters to hypothesise what that means about the beast's "anatomy, behaviour, sociality and levels of intelligence".

From BBC • Apr. 3, 2026

Embarking on expeditions in vast and sometimes dangerous environments, Bigfoot hunters set out with drones, infrared cameras, audio recorders and materials to cast footprints.

From BBC • Apr. 3, 2026

Scientists combined data from space-based and ground-based observatories, collecting gamma rays, X-rays, infrared light, and radio signals.

From Science Daily • Mar. 30, 2026

Some nearby examples, tens or hundreds of millions of light-years away, are powerful sources of X-rays, infrared radiation and radio waves, have extremely luminous cores and fluctuate in brightness on time scales of weeks.

From "Cosmos" by Carl Sagan