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- ...wave]]. According to the [[Standard Model]] for elementary particles, the photon is the messenger particle mediating electromagnetic forces, in particular, ...mbda;, where ''c'' is the speed of light (≈ 3·10<sup>8</sup> m/s). A photon is a light quantum with energy ''E'' and momentum '''p''' associated with t4 KB (577 words) - 13:21, 3 November 2021
- 12 bytes (1 word) - 15:31, 19 December 2007
- 132 bytes (17 words) - 09:06, 12 October 2008
- ...ne, fat and other soft tissues. The source of ([[x-ray]] or [[gamma ray]]) photon beam is generated either from radioisotopes such as <sub>153</sub>[[gadolin |Single-photon absorptiometry (SPA)3 KB (365 words) - 20:59, 25 May 2010
- Auto-populated based on [[Special:WhatLinksHere/Photon]]. Needs checking by a human.936 bytes (115 words) - 12:57, 15 March 2024
- 148 bytes (22 words) - 17:23, 30 September 2009
- ...ssion-Computed,+Single-Photon |title=Tomography, Emission-Computed, Single-Photon |accessdate=2007-12-09 |author=National Library of Medicine |authorlink= |c2 KB (244 words) - 05:45, 10 February 2011
- #REDIRECT [[Single photon emission computed tomography]]56 bytes (6 words) - 10:36, 15 May 2010
- ...e that visualizes the metabolism, or lack thereof, of tissues into which a photon-emitting tracer has been absorbed190 bytes (25 words) - 10:36, 15 May 2010
- #REDIRECT [[Single photon emission computed tomography/Definition]]67 bytes (7 words) - 10:36, 15 May 2010
- 628 bytes (79 words) - 16:27, 14 March 2011
- #REDIRECT [[Single photon emission computed tomography/Related Articles]]73 bytes (8 words) - 10:36, 15 May 2010
- 464 bytes (60 words) - 20:49, 14 March 2011
Page text matches
- ...f proportionality relating the energy of a photon to the frequency of that photon, named sfter Max Karl Ernst Ludwig Planck.175 bytes (26 words) - 04:40, 4 September 2009
- *[[Photon dynamics in the double-slit experiment]] *[[Photon polarization]]473 bytes (45 words) - 14:05, 26 September 2010
- #REDIRECT [[Photon absorptiometry]]35 bytes (3 words) - 08:23, 19 May 2009
- #REDIRECT [[Single photon emission computed tomography]]56 bytes (6 words) - 20:46, 14 March 2011
- #REDIRECT [[Single photon emission computed tomography]]56 bytes (6 words) - 10:36, 15 May 2010
- #REDIRECT [[Single photon emission computed tomography/Definition]]67 bytes (7 words) - 10:36, 15 May 2010
- #REDIRECT [[Single photon emission computed tomography/Related Articles]]73 bytes (8 words) - 10:36, 15 May 2010
- ...': simultaneous emission and absorption; ''Right'': electron on left emits photon.}} ...of the electromagnetic field|quantized]], introducing the concept of the [[photon]]. The strength of an electromagnetic field is determined by the number of2 KB (277 words) - 07:56, 13 October 2011
- ...e that visualizes the metabolism, or lack thereof, of tissues into which a photon-emitting tracer has been absorbed190 bytes (25 words) - 10:36, 15 May 2010
- The decrease in energy (increase in wavelength) of an X-ray or gamma ray photon, when it interacts with matter.148 bytes (22 words) - 00:27, 2 May 2009
- ...ne, fat and other soft tissues. The source of ([[x-ray]] or [[gamma ray]]) photon beam is generated either from radioisotopes such as <sub>153</sub>[[gadolin |Single-photon absorptiometry (SPA)3 KB (365 words) - 20:59, 25 May 2010
- ...ssion-Computed,+Single-Photon |title=Tomography, Emission-Computed, Single-Photon |accessdate=2007-12-09 |author=National Library of Medicine |authorlink= |c2 KB (244 words) - 05:45, 10 February 2011
- ...electric charge|electrically charged]] bodies based upon the exchange of [[photon]]s, the [[Quantization of the electromagnetic field|quanta]] of the [[Maxwe303 bytes (37 words) - 10:31, 12 October 2011
- Techniques of [[analytical chemistry]] that measure the interactions of [[photon]]s, in the visible, infrared or ultraviolet spectra, with elements being an361 bytes (51 words) - 16:03, 18 May 2010
- In this case, ''Q'' refers to energy from [[Photon|photons]] (radiation energy). The units for flux are [J/sec] which is equa322 bytes (53 words) - 11:17, 8 May 2009
- {{r|Photon}}259 bytes (27 words) - 22:10, 25 February 2010
- {{r|Photon absorptiometry}}470 bytes (49 words) - 00:25, 27 May 2010
- {{r|Single photon emission computed tomography}}263 bytes (34 words) - 10:39, 15 May 2010
- {{r|Single-Photon Emission-Computed Tomography}}277 bytes (30 words) - 20:25, 8 May 2010
- {{r|Photon}}462 bytes (48 words) - 11:25, 22 March 2024
- ...Consecutively, the product molecule loses its excess energy by emitting [[photon]]s (light quanta). The radiation of a molecule is called [[luminescence]] a Here ''h'' is [[Plancks' constant]] and ''h''ν is the energy of the photon emitted by NO<sub>2</sub><sup>*</sup>. Further, ν is the frequency of th2 KB (240 words) - 10:54, 7 May 2010
- {{r|Photon}}290 bytes (31 words) - 13:56, 12 October 2011
- {{r|Photon}}431 bytes (50 words) - 10:31, 6 November 2008
- {{r|Photon}}568 bytes (74 words) - 06:00, 29 July 2009
- ...particles and photons have momentum. Compton measured [[Compton Scattering|photon-electron scattering]] in 1922 and received the Nobel in Physics in 1927 for2 KB (298 words) - 16:41, 18 September 2021
- ...wave]]. According to the [[Standard Model]] for elementary particles, the photon is the messenger particle mediating electromagnetic forces, in particular, ...mbda;, where ''c'' is the speed of light (≈ 3·10<sup>8</sup> m/s). A photon is a light quantum with energy ''E'' and momentum '''p''' associated with t4 KB (577 words) - 13:21, 3 November 2021
- {{r|Photon}}575 bytes (70 words) - 07:35, 16 April 2010
- {{r|Photon}}856 bytes (92 words) - 02:18, 7 March 2024
- {{r|Photon}}486 bytes (61 words) - 16:04, 11 January 2010
- {{r|Photon absorptiometry}}487 bytes (62 words) - 11:27, 11 January 2010
- {{r|Photon}}461 bytes (59 words) - 19:54, 11 January 2010
- {{r|Photon}}540 bytes (68 words) - 11:28, 11 January 2010
- {{r|Photon}}624 bytes (83 words) - 11:58, 31 December 2022
- {{r|Photon}}606 bytes (81 words) - 16:58, 11 January 2010
- Auto-populated based on [[Special:WhatLinksHere/Photon]]. Needs checking by a human.936 bytes (115 words) - 12:57, 15 March 2024
- ...st agents per se, but yet other forms of medical imaging, such as [[single photon emission computed tomography]] (SPECT) and [[positron emission tomography]]795 bytes (107 words) - 23:48, 28 July 2008
- {{r|Photon}}808 bytes (101 words) - 15:24, 16 March 2010
- {{r|Photon}}929 bytes (121 words) - 18:00, 1 April 2024
- {{r|Photon absorptiometry}}1 KB (136 words) - 18:54, 6 February 2012
- {{r|Single photon emission computed tomography}}961 bytes (109 words) - 16:51, 24 March 2024
- ...), [[computed tomography#Single-Photon Emission-Computed Tomography|Single-Photon Emission-Computed Tomography (SPECT)]], [[fMRI]], [[contrast agent|contrast3 KB (370 words) - 10:07, 18 September 2009
- == Photon sources== ...which is a device similar to a [[cyclotron]] that acts as a very intense [[photon]] source.<ref>http://www.adelphitech.com/publ/listPublic/Novel%20sources/Ka9 KB (1,395 words) - 08:22, 12 September 2013
- {{r|Photon}}1 KB (160 words) - 14:49, 12 October 2011
- {{r|Photon}}1 KB (143 words) - 10:13, 9 May 2011
- ...otope]] source. While '''single-photon absorptiometry (SPA)''' and '''dual-photon absorptiometry''' are accurate with a fresh isotope, the methods were logis ...e soft tissue in the area, which confuses the measurement. DPA uses two photon energy levels, one more absorbed by bone and the other more by soft tissue,5 KB (755 words) - 06:25, 12 September 2013
- ..., the propagated energy increases (expressed in units of electron volts of photon energy). See diagram also in article, [[Electromagnetic radiation]].}}1 KB (200 words) - 19:42, 19 July 2010
- ...he force carriers or field ''quanta'', that fall under the categories of [[photon]]s, [[weak boson]]s, and [[gluon]]s.1 KB (184 words) - 10:03, 9 July 2012
- {{r|Photon}}1 KB (157 words) - 19:35, 11 January 2010
- {{r|Photon}}1 KB (173 words) - 15:31, 15 October 2011
- ...lium]] nuclei (α-radiation), or of high-energy massless particles, [[photon]]s (as in [[gamma radiation|γ-radiation]]). Radiation can also be des ..., the propagated energy increases (expressed in units of electron volts of photon energy). See diagram also in article, [[Electromagnetic radiation]].}}3 KB (523 words) - 21:16, 22 July 2010