high frequency radiation
11frequency — Synonyms and related words: AF, CPS, EHF, HF, Hz, MF, RF, SHF, UHF, VHF, VLF, amplitude, antinode, audio frequency, carrier frequency, crest, cycles, de Broglie wave, diffraction, electromagnetic radiation, electromagnetic wave, extremely high… …
12Frequency range — A frequency range or frequency band is a range of wave frequencies. It most often refers to either a range of frequencies in sound or a range of frequencies in electromagnetic radiation, which includes light and radio waves. Many radio devices… …
13High-energy visible light — In ophthalmology, high energy visible light (HEV light) is high frequency light in the violet/blue band from 380 to 530 nm in the visible spectrum.Dykas, Carol. [http://www.2020mag.com/CE/TabViewTest/tabid/92/LessonId/3127/Default.aspx How to… …
14Radiation burn — Classification and external resources ICD 9 990 …
15Radiation hardening — is a method of designing and testing electronic components and systems to make them resistant to damage or malfunctions caused by ionizing radiation (particle radiation and high energy electromagnetic radiation),[1] such as would be encountered… …
16High altitude nuclear explosion — High altitude nuclear explosions have historically been nuclear explosions which take place above altitudes of 50 km, still inside the Earth s atmosphere. Such explosions have been tests of nuclear weapons, used to determine the effects of the… …
17Radiation chemistry — is a subdivision of nuclear chemistry which is the study of the chemical effects of radiation on matter; this is very different from radiochemistry as no radioactivity needs to be present in the material which is being chemically changed by the… …
18radiation injury — Tissue damage caused by exposure to ionizing radiation. Structures with rapid cell turnover (e.g., skin, stomach or intestinal lining, and bone marrow) are most susceptible. High dose irradiation of the last two causes radiation sickness. Nausea… …
19High-speed rail in China — This article is about high speed rail in the People s Republic of China. For high speed rail in the Republic of China (Taiwan), see Taiwan High Speed Rail. High speed rail (HSR) trains in China A China Railways CRH1 train in Guangzhou. CRH1 is… …
20Frequency allocation — The electromagnetic spectrum is an aspect of the physical world which, like land, water, and air, is subject to usage limitations. Use of radio frequency bands of the electromagnetic spectrum is regulated by governments in most countries, in a… …
