Infrared Radiation: Electromagnetic radiation with wavelength longer than visible light but shorter than that of microwaves. Infrared radiation is produced by hot objects; absorption of infrared radiation causes chemical bonds to vibrate.

 

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Infrared Radiation: Electromagnetic radiation with wavelength longer than visible light but shorter than that of microwaves. Infrared radiation is produced by hot objects; absorption of infrared radiation cause . . . View Full Definition

Infrared Spectroscopy: A technique for determining the structure (and sometimes concentration) of molecules by observing how infrared radiation is absorbed by a sample.

Infrared: The long wave, electromagnetic radiation of radiant heat emitted by all hot objects. On the electromagnetic spectrum, it can be found between microwave radiation and visible light. Water vap . . . View Full Definition

Electromagnetic Radiation: Also called radiation, it is waves of energy propagated though space or through a material media.

Radiation Fog: Fog that is created when radiational cooling at the earth's surface lowers the temperature of the air near the ground to or below its dew point. Formation is best when there is a shallow sur . . . View Full Definition

Radiation Hybrid: A hybrid cell containing small fragments of irradiated human chromosomes. Maps of irradiation sites on chromosomes for the human, rat, mouse, and other genomes provide important markers, all . . . View Full Definition

Radiational Tide: Periodic variations in sea level primarily related to meteorological changes such as the semi daily (solar) cycle in barometric pressure, daily (solar) land and sea breezes, and seasonal (an . . . View Full Definition

Terrestrial Radiation: Long wave radiation that is emitted by the earth back into the atmosphere. Most of it is absorbed by the water vapor in the atmosphere, while less than ten percent is radiated directly into space.

Adaptive Radiation: The development of a variety of species from a single ancestral form; occurs when a new habitat becomes available to a population. Evolutionary pattern of divergence of a great many taxa fro . . . View Full Definition

Radiational Cooling: The cooling of the earth's surface and the adjacent air. Although it occurs primarily at night, it happens when the earth's surface suffers a net loss of heat due to outgoing radiation.