Source:http://linkedlifedata.com/resource/pubmed/id/19687950
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
17
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pubmed:dateCreated |
2009-8-18
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pubmed:abstractText |
An accurate and simple optical triangulation method is proposed for determining the distance and the tilt angle between the window and the SQUID sensor in a scanning SQUID microscope (SSM) system. The surface of window near the sensor plane is roughened with Alumina powder so that the incident and reflected traces of the laser beam passing the window surface become visible and can be measured precisely with a normal optical microscope. Using the proposed approach, the distance between the sensor and the sample can be reproducibly adjusted to 30 microm or less. This method can also be applied to photolithography apparatus to detect the relative positions of the mask and the wafer.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Aug
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pubmed:issn |
1094-4087
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pubmed:author | |
pubmed:copyrightInfo |
(c) 2009 Optical Society of America
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pubmed:issnType |
Electronic
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pubmed:day |
17
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pubmed:volume |
17
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
14722-8
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pubmed:meshHeading |
pubmed-meshheading:19687950-Aluminum Oxide,
pubmed-meshheading:19687950-Equipment Design,
pubmed-meshheading:19687950-Lasers,
pubmed-meshheading:19687950-Light,
pubmed-meshheading:19687950-Microscopy,
pubmed-meshheading:19687950-Optical Devices,
pubmed-meshheading:19687950-Optics and Photonics,
pubmed-meshheading:19687950-Refractometry,
pubmed-meshheading:19687950-Transducers
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pubmed:year |
2009
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pubmed:articleTitle |
Monitoring and dynamic control of distance and tilt angle measurements in micro-alignment instrument using an imaging approach.
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pubmed:affiliation |
Institute of nanoscience, National Chung Hsing University, 407 Taichung, Taiwan. cjeng@phys.nchu.edu.tw
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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