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written by the Physics Central
published by the American Physical Society
This article tells of astronomical observations that may show the fine structure constant, which specifies how strongly electromagnetic fields affect charged particles, is not constant.  This site contains diagrams of the experiment's setup and procedure, information about the history and importance of the fine structure constant, and links to research.
Subjects Levels Resource Types
Astronomy
- Fundamentals
Electricity & Magnetism
- Electromagnetic Radiation
General Physics
- Measurement/Units
- Informal Education
- Reference Material
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Free access
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© 2002 Physics Central/ APS
Keyword:
fine structure constant
Record Creator:
Metadata instance created December 4, 2003 by Ryan Biesemeyer
Record Updated:
July 7, 2013 by Ed Lee
Last Update
when Cataloged:
January 15, 2002
Other Collections:

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Record Link
AIP Format
Physics Central, (American Physical Society, College Park, 2002), WWW Document, (http://www.physicscentral.org/explore/action/constant.cfm).
AJP/PRST-PER
Physics Central, Physics in Action: The Little Constant that Couldn't?, (American Physical Society, College Park, 2002), <http://www.physicscentral.org/explore/action/constant.cfm>.
APA Format
Physics Central. (2002, January 15). Physics in Action: The Little Constant that Couldn't?. Retrieved October 25, 2014, from American Physical Society: http://www.physicscentral.org/explore/action/constant.cfm
Chicago Format
Physics Central. Physics in Action: The Little Constant that Couldn't?. College Park: American Physical Society, January 15, 2002. http://www.physicscentral.org/explore/action/constant.cfm (accessed 25 October 2014).
MLA Format
Physics Central. Physics in Action: The Little Constant that Couldn't?. College Park: American Physical Society, 2002. 15 Jan. 2002. 25 Oct. 2014 <http://www.physicscentral.org/explore/action/constant.cfm>.
BibTeX Export Format
@misc{ Author = "Physics Central", Title = {Physics in Action: The Little Constant that Couldn't?}, Publisher = {American Physical Society}, Volume = {2014}, Number = {25 October 2014}, Month = {January 15, 2002}, Year = {2002} }
Refer Export Format

%Q Physics Central
%T Physics in Action: The Little Constant that Couldn't?
%D January 15, 2002
%I American Physical Society
%C College Park
%U http://www.physicscentral.org/explore/action/constant.cfm
%O text/html

EndNote Export Format

%0 Electronic Source
%A Physics Central,
%D January 15, 2002
%T Physics in Action: The Little Constant that Couldn't?
%I American Physical Society
%V 2014
%N 25 October 2014
%8 January 15, 2002
%9 text/html
%U http://www.physicscentral.org/explore/action/constant.cfm


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Citation Source Information

The AIP Style presented is based on information from the AIP Style Manual.

The APA Style presented is based on information from APA Style.org: Electronic References.

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