Search results for "Radiation" - New World Encyclopedia
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- The greenhouse effect is the process in which long wave radiation (infrared) emitted by the earth surface is absorbed by atmospheric gases only ...23 KB (3,592 words) - 23:26, 17 February 2023
- are the most energetic form of electromagnetic radiation and are produced by phenomena such as explosions and high-speed collisions. Thus, gamma-ray ...10 KB (1,437 words) - 04:09, 18 April 2024
- harmful, high-frequency ultraviolet (UV) radiation emitted by the Sun. ... UV radiation is divided into three categories, based on its wavelength; ...14 KB (2,217 words) - 06:05, 18 November 2022
- and in terms of its potential for radiation induced health effects, 227Ac is even more dangerous than plutonium. Ingesting even small amounts ...7 KB (911 words) - 05:39, 15 June 2023
- (force carriers), or the constituents of radiation. The quantum fields of ... one example of which is black-body radiation; another is the thermal ...10 KB (1,425 words) - 17:22, 22 December 2022
- that sound and light (electromagnetic radiation) can also be described ... * Electromagnetic radiation, which is constituted of radio waves ...13 KB (2,010 words) - 23:20, 3 May 2023
- other costs, such as its foundations, radiation shielding, and the enclosing ... to penetrate the body and kill tumors by radiation damage, while minimizing ...12 KB (1,883 words) - 06:53, 12 January 2024
- The beam is not always electromagnetic radiation, although X-rays are the ... The three types of radiation—X-rays, electrons, and neutrons—interact ...12 KB (1,754 words) - 06:35, 11 January 2024
- flexibility, and accuracy of the radiation beam produced has largely ... in that the particles emit synchrotron radiation. When any charged particle ...19 KB (2,915 words) - 18:45, 23 March 2023
- and the Cosmic Microwave Background Radiation. The development of radio ... equations had shown that electromagnetic radiation from stellar sources could ...12 KB (1,739 words) - 22:45, 7 December 2022
- Compton scattering is of prime importance in radiation therapy. In ... nuclei in living beings and is applied in radiation therapy. ...11 KB (1,638 words) - 00:23, 8 January 2024
- form in the center, and their ultraviolet radiation ionizes the surrounding ... temperature increases and the ultraviolet radiation it emits is capable of ...9 KB (1,435 words) - 16:07, 11 November 2022
- the absorption of energy from electromagnetic radiation such as x-rays or visible light.Raymond A. Serway, Physics for Scientists & Engineers ...23 KB (3,443 words) - 04:26, 24 November 2022
- he produced and detected electromagnetic radiation in a wavelength range today ... When others wished to name the new radiation after him, he indicated ...11 KB (1,777 words) - 10:38, 5 May 2023
- in controlled doses to treat cancer by radiation therapy. In addition, radon ... In the United States, the National Council on Radiation Protection ...15 KB (2,200 words) - 22:50, 7 December 2022
- Organic matter influences the atmospheric radiation field by both scattering ... affects how it interacts with solar radiation. The chemical constituents ...18 KB (2,652 words) - 08:57, 18 November 2022
- of the surrounding air. Nearly all alpha radiation can be easily stopped by ... emissions are controlled, thus minimizing radiation hazards. ...11 KB (1,554 words) - 08:39, 24 November 2022
- rays, the cosmic microwave background radiation, and the composition of ... * In radio astronomy, scientists study radiation with a wavelength ...14 KB (1,947 words) - 18:28, 19 August 2023
- Ultraviolet (UV) light is electromagnetic radiation with a wavelength shorter than that of visible light, but longer than soft X-rays. The name ...28 KB (4,293 words) - 11:30, 18 April 2023
- that may be occurring at or near the radiation sources. ... Nearly all of the X-ray radiation from cosmic sources is absorbed ...11 KB (1,662 words) - 14:15, 20 May 2023
- amount of 241Am as a source of ionizing radiation. In addition, this isotope ... of 241Am as a source of ionizing radiation. 241Am has been used as ...9 KB (1,328 words) - 06:50, 25 July 2023
- At least some of the heating comes from the sunlight, i.e. solar radiation ... As solar radiation warms the air near the ground, this air rises, ...9 KB (1,397 words) - 19:14, 28 November 2021
- it is used in controlled doses for radiation therapy for certain types ... and stored with extreme care. Exposure to radiation from this element can lead ...13 KB (1,820 words) - 22:47, 7 December 2022
- ** Radiation treatment of foods for sterilization (cold pasteurization). ... which means that the edge of the radiation field is fuzzy. The metal ...13 KB (1,769 words) - 22:14, 7 January 2024
- particles. He also investigated the radiation emissions of radioactive ... rendered by their joint researches on the radiation phenomena discovered by ...14 KB (2,057 words) - 05:21, 24 November 2022
- material by selective exposure to a radiation source such as light. A photosensitive material is a material that experiences a change in its ...14 KB (2,096 words) - 10:39, 10 March 2023
- Planets also lose energy by infrared radiation (that Fourier called "chaleur ... Fourier recognized that Earth primarily gets energy from solar radiation ...13 KB (2,004 words) - 00:38, 11 August 2022
- to the different forms of electromagnetic radiation, from radio waves at the ... that hot objects emit electromagnetic radiation in discrete packets, which ...14 KB (1,902 words) - 15:57, 13 February 2024
- 151°C (303°F), one thousand times more radiation than any other animal ... *Radiation. As shown by Raul M. May from the University of Paris, ...13 KB (1,883 words) - 04:32, 27 February 2023
- but produces a large amount of neutron radiation from spontaneous fission ... Curium bio-accumulates in bone tissue where its radiation destroys ...10 KB (1,354 words) - 06:46, 12 January 2024
- overseen by the University of California Radiation Laboratory, Argonne National ... H. Higgins, Glenn T. Seaborg (from the Radiation Laboratory and Department ...7 KB (998 words) - 17:26, 26 March 2024
- Radioactive decay is the process by which an excited, unstable atomic nucleus loses energy by emitting radiation in the form of particles or ...30 KB (4,559 words) - 22:46, 7 December 2022
- particles (later named the Van Allen radiation belt), trapped by the earth’s ... to test a theory about the formation of radiation belts that may have tactical ...23 KB (3,695 words) - 05:21, 5 November 2022
- plasma, as well as electromagnetic radiation. Hypothetically, it also ... becomes insignificant when compared to radiation pressure from the sun and ...19 KB (2,762 words) - 05:59, 18 November 2022
- neutron star, which emits pulses of radiation from gamma rays to radio ... The Crab Nebula acts as a source of radiation for studying celestial ...23 KB (3,450 words) - 06:15, 11 January 2024
- subjecting berkelium to intense neutron radiation in a nuclear reactor. ... and brain cancers, in cases where other radiation therapy is ineffective. ...11 KB (1,466 words) - 18:27, 25 November 2023
- nuclear reactors and as a shield against radiation from radioactive materials. ... in nuclear reactors, as a shield against radiation and in neutron detection. ...16 KB (2,239 words) - 19:45, 20 November 2023
- The ozone layer absorbs ultraviolet solar radiation that could damage living ... ozone layer that absorbs ultraviolet (UV) radiation from the Sun—radiation ...24 KB (3,540 words) - 17:34, 12 February 2024
- are radioactive. As a source of beta radiation, it is used in thickness ... * Beta radiation source for thickness gauges. * Light source for signals ...11 KB (1,429 words) - 23:55, 1 December 2022
- #039;s climate, based on the amount of radiation they reflect and absorb ... so that the intensity of the solar radiation decreases with depth into ...17 KB (2,628 words) - 22:12, 7 January 2024
- In modern physics, the photon is the elementary particle responsible for electromagnetic phenomena. It is the carrier of electromagnetic radiation ...34 KB (4,943 words) - 20:26, 27 September 2023
- X-rays (or Röntgen rays) are a form of electromagnetic radiation with a wavelength in the range of 10 to 0.01 nanometers, corresponding to frequencies ...25 KB (3,822 words) - 14:14, 20 May 2023
- logic gates in electronic devices; for radiation and particle detectors; ... are also used as large volume ionizing radiation detectors and as photodetectors ...25 KB (3,818 words) - 17:12, 22 July 2020
- climate is the constant ultra violet radiation that streams into the ocean from the Antarctic ozone hole. As the ozone hole continues to expand ...9 KB (1,422 words) - 15:39, 4 February 2023
- Marie correctly maintained that the radiation emanating from them was ... by their joint researches on the ionizing radiation phenomena discovered by ...18 KB (2,796 words) - 04:14, 6 November 2022
- The Earth's atmosphere is opaque to ultraviolet radiation, X-rays, and gamma rays, and partially opaque to infrared radiation. Therefore ...10 KB (1,374 words) - 19:55, 17 November 2022
- that is approximately water equivalent for use in radiation therapy dosimetry. Anthracenes emission spectrum peaks at between 400nm and 440nm. ...4 KB (576 words) - 05:54, 31 July 2023
- light; diamonds also emit light under X-ray radiation. Crude oil (petroleum ... where { k}_{ f} is the rate of spontaneous emission of radiation and ...15 KB (2,287 words) - 17:45, 28 March 2024
- the elementary constituents of matter and radiation, and the interactions between ... had also discovered three types of radiation coming from atoms, which ...18 KB (2,740 words) - 00:29, 17 November 2022
- detection and analysis of electromagnetic radiation and ... the detection and analysis of infrared radiation (wavelengths longer than ...16 KB (2,316 words) - 18:26, 19 August 2023
