infrared emission


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Noun1.infrared emission - electromagnetic radiation with wavelengths longer than visible light but shorter than radio waves
actinic radiation, actinic ray - electromagnetic radiation that can produce photochemical reactions
References in periodicals archive ?
A vector analysis of the infrared emission of night-flying moths, with a discussion of the system as a directional (ILS) homing device.
"Infrared Laboratories has developed the most advanced infrared emission microscopy technology in the market," said Dr.
This heat corresponds to some visible but mostly to the infrared emission spectrum, with peak emission wavelength of around three microns.
Therefore, such GaN based detectors can detect UV emissions from flames in the presence of hot backgrounds (such as infrared emission from the hot bricks in a furnace).
The likely culprit, scientists eventually deduced, was the intrinsic infrared emission from a class of organic molecules known as polycyclic aromatic hydrocarbons (PAHs), which, scientists would later discover, are amazingly plentiful; nearly 10 percent of all the carbon in the universe is tied up in PAHs.
Dust warmed by starlight is usually the dominant source of a galaxy's infrared emission, a fact astronomers exploit to estimate the rate of starbirth in distant galaxies.
The material accelerated in the cocoon initially gives off a fast, blue ultra-violet emission, followed by a slow, infrared emission caused by the radioactive decay of heavy elements.
Over the course of a year, the planet's infrared emission brightened almost fourfold, a huge and unusual variation that implies a temperature change of 1300K between 2012 and 2013.
To measure the physical size of the dusty ring, the researchers measured the time delay between the emission of light from very close to the black hole and the infrared emission. This delay is the distance the light has to travel (at the speed-of-light) from close to the black hole out to the hot dust.
The galaxy, seen by astronomers as it was just over a billion years after the Big Bang, is emitting extremely bright infrared emission - a smoking gun of star birth.
For years astronomers have debated whether the system is a Seyfert galaxy, as its bright, active core suggests, or a starburst galaxy, as its very strong infrared emission would indicate....
The 2008 observation revealed an infrared emission pattern similar to the 1983 measurement, but something surprising happened in 2009: The infrared emission dropped by nearly two-thirds.