Source:http://linkedlifedata.com/resource/pubmed/id/12099584
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
19
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pubmed:dateCreated |
2002-7-8
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pubmed:abstractText |
In many photonics and fiber-optics applications, the irradiance distribution in the very near field (z/D < 0.25) behind a circular or annular aperture is of interest. We present the results of detailed calculations of the irradiance distribution throughout the entire space behind an annular aperture. Included as a special case of the annular aperture is the circular aperture and the opaque circular disk. A log-log plot over many orders of magnitude in axial distance provides particular insight. The behavior throughout the Fresnel and Fraunhofer region is well known; however, we pay particular attention to the behavior in the near field. A variety of subtle effects in the near field are presented and discussed.
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pubmed:commentsCorrections | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:status |
PubMed-not-MEDLINE
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pubmed:month |
Jul
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pubmed:issn |
0003-6935
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
1
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pubmed:volume |
41
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
3790-5
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pubmed:dateRevised |
2003-10-23
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pubmed:year |
2002
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pubmed:articleTitle |
Axial irradiance distribution throughout the whole space behind an annular aperture.
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pubmed:affiliation |
Center for Research and Education in Optics and Lasers, University of Central Florida, Orlando 32816, USA. harvey@creol.ucf.edu
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pubmed:publicationType |
Journal Article
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