visible radiation
41Čerenkov radiation — (also spelled Cerenkov or Cherenkov) is electromagnetic radiation emitted when a charged particle (such as an electron) passes through an insulator at a speed greater than the speed of light in that medium. The characteristic blue glow of nuclear …
42Absorption (electromagnetic radiation) — An overview of electromagnetic radiation absorption. This example discusses the general principle using visible light as specific example. A white beam source emitting light of multiple wavelengths is focused on a sample (the complementary color… …
43Thermal radiation — is electromagnetic radiation emitted from the surface of an object which is due to the object s temperature. Infrared radiation from a common household radiator or electric heater is an example of thermal radiation, as is the light emitted by a… …
44Light Amplification by Stimulated Emission of Radiation — Laser Pour les articles homonymes, voir Laser (homonymie). Rayon laser à travers un dispositif optique …
45Ultraviolet–visible spectroscopy — Beckman DU640 UV/Vis spectrophotometer. Ultraviolet visible spectroscopy or ultraviolet visible spectrophotometry (UV Vis or UV/Vis) refers to absorption spectroscopy or reflectance spectroscopy in the ultraviolet visible spectral region. This… …
46infrared radiation — noun electromagnetic radiation with wavelengths longer than visible light but shorter than radio waves (Freq. 1) • Syn: ↑infrared, ↑infrared light, ↑infrared emission • Hypernyms: ↑actinic radiation, ↑actinic ray * * * …
47infrared radiation — Portion of the electromagnetic spectrum that extends from the microwave range to the red end of the visible light range. Its wavelengths vary from about 0.7 to 1,000 micrometres. Most of the radiation emitted by a moderately heated surface is… …
48thermal radiation — Thermodynam. electromagnetic radiation emitted by all matter above a temperature of absolute zero because of the thermal motion of atomic particles. [1930 35] * * * Process by which energy is emitted by a warm surface. The energy is… …
49Shortwave radiation — (SW) is a term used to describe the radiant energy in the visible (VIS), near ultraviolet (UV), and near infrared (NIR) wavelengths. The wavelength range is not always exactly defined, as there is no standard cut off for the NIR. Shortwave… …
50Acute radiation syndrome — Classification and external resources A Japanese girl recovering from the effects of radiation sickness ICD 10 T …
