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- {{Short description|Cancer causing exposure to ionizing radiation in spaceflight}} ...d to determine how the body reacts to and shields its internal organs from radiation, which will be important for longer duration space flights.]] ...60 KB (8,802 words) - 01:17, 15 September 2024
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- ...st]] [[Rolf Sievert]], is a [[special function]] commonly encountered in [[radiation transport]] calculations. It plays a role in the [[sievert]] (symbol: Sv) unit of [[ionizing radiation]] dose in the International System of Units (SI). ...582 bytes (71 words) - 12:23, 2 November 2021
- {{short description|Quantity used to assess X radiation risk}} ...n |first1=Patricia K |last2=Wu |first2=Joseph C |date=February 2011 |title=Radiation exposure from imaging tests: is there an increased cancer risk? |journal=Ex ...5 KB (754 words) - 13:20, 22 January 2025
- ...triggered by an ionizing absorption of a photon. In the quantum theory of radiation, the electric field operator in the Coulomb gauge may be written as the sum ...r an ideal photodetector situated at a point <math>\mathbf {r}</math> in a radiation field, the probability of observing a photoionization event in this detecto ...4 KB (616 words) - 19:27, 1 March 2022
- {{Short description|Probability of ill health effects from ionizing radiation}} ...[[International Commission on Radiological Protection]] (ICRP) system of [[radiation protection|radiological protection]].<ref name="ICRP publication, 103 para ...15 KB (2,184 words) - 10:34, 10 February 2025
- {{Short description|Dose measurement of radiation}} ...equivalent dose''' (FED) is an informal unit of measurement of [[ionizing radiation]] exposure. Expressed in units of flight-time (i.e., flight-seconds, flight ...15 KB (1,865 words) - 14:48, 1 February 2025
- ...t4=Kwang-Mo|last5=Yi|first5=Joo Mi|date=2013-07-18|title=Epigenetics Meets Radiation Biology as a New Approach in Cancer Treatment|journal=International Journal ...n is used on abnormal growths in the human body such as cancer cells, in [[radiation therapy]]. Most cancer cells are fully treated with some type of [[radiothe ...27 KB (3,951 words) - 13:15, 7 October 2024
- ...ents can be far more chemically reactive than the original molecule, as in radiation therapy for cancer, and are thus a useful field of inquiry. Different '''mo ...4 KB (581 words) - 17:56, 4 July 2024
- ====Ionizing radiation==== [[Ionizing radiation]] can form a radical-cation pair that can then react with a monomer to star ...22 KB (3,258 words) - 12:12, 10 December 2024
- {{Short description|Study of the interactions between radiation and matter}} ...is a subfield of [[materials science]] which studies the interaction of [[radiation]] with [[matter]]: a broad subject covering many forms of [[irradiation]] a ...15 KB (2,150 words) - 22:40, 12 November 2024
- ...rge vessels. PET requires arterial blood sampling and exposure to ionizing radiation. MRI cannot be used for patients with pacemakers and those with metal impla ...ers are red blood cells. The main advantages of this method is no ionizing radiation, no contrast agents, high temporal resolution, and large penetration depth. ...11 KB (1,637 words) - 19:30, 29 September 2023
- ...ion.<ref name="Knoll-1999">{{Cite book |last=Knoll |first=Glenn F. |title=Radiation Detection and Measurement |date=1999 |publisher=[[Wiley (publisher)|Wiley]] ===Detection of ionizing radiation=== ...31 KB (4,610 words) - 18:53, 22 February 2025
- {{short description|Analytical method using radiation to identify chemical elements in a sample}} ...rgy levels. When elements are burned by a flame, they emit electromagnetic radiation that can be recorded in the form of [[spectral line]]s. Each element has i ...11 KB (1,575 words) - 21:15, 5 February 2025
- {{Short description|Ionizing radiation particle of two protons and two neutrons}} '''Alpha particles''', also called '''alpha rays''' or '''alpha radiation''', consist of two [[proton]]s and two [[neutron]]s bound together into a [ ...33 KB (4,877 words) - 10:36, 21 February 2025
- | Absorbed dose, total ionizing dose (total energy of radiation transferred to unit mass) ''Q'' = radiation quality factor (dimensionless) ...12 KB (1,744 words) - 13:54, 3 July 2024
- ...] as the [[Valency bonds|valence band]] breaks when it is irradiated by an ionizing source (C) release of light during [[Electron-hole pair]] recombination. El ...shan Range (Central Taiwan) and implications for thermochronometry|journal=Radiation Measurements|volume=81|pages=104–109|doi=10.1016/j.radmeas.2015.03.002|issn ...30 KB (4,543 words) - 21:38, 26 February 2025
- {{Short description|Cancer causing exposure to ionizing radiation in spaceflight}} ...d to determine how the body reacts to and shields its internal organs from radiation, which will be important for longer duration space flights.]] ...60 KB (8,802 words) - 01:17, 15 September 2024
- {{Short description|Penetrating form of electromagnetic radiation}} ...atter]]; in 1900, he had already named two less penetrating types of decay radiation (discovered by [[Henri Becquerel]]) [[alpha rays]] and [[beta rays]] in asc ...60 KB (8,880 words) - 18:06, 15 February 2025
- ...entals, Technical Solutions and Applications for Systems Applying Ionizing Radiation, Nuclear Magnetic Resonance and Ultrasound, 2nd Edition February 2006</ref> ...11 KB (1,652 words) - 04:26, 26 February 2024
- ...hersonskii|first2=V. K.|date=1977-08-01|title=Distortion of the primordial radiation spectrum by the 21-cm hydrogen line at epochs z = 150-15|url=https://ui.ads ...s, where it is protected from [[Extragalactic background light|ionizing UV radiation]]. These are predominantly hosted in galaxies, so the neutral hydrogen sign ...13 KB (1,724 words) - 19:57, 5 September 2024
- ...lutonium-241]] and the sample age. Because of the low penetration of alpha radiation, americium-241 only poses a health risk when ingested or inhaled. Older sam ...e|americium|241}}O|2}} (americium-241 dioxide) as its source of [[ionizing radiation]].<ref>{{cite journal | url = http://www.uic.com.au/nip35.htm | archive-url ...33 KB (4,469 words) - 19:26, 30 September 2024