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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
22
pubmed:dateCreated
2009-12-9
pubmed:abstractText
We report the generation of nanoseconds radiation at 177.3 nm with a maximum average power of 34.7 mW by second harmonic generation (SHG) in a 2.06-mm thick KBe(2)BO(3)F(2) (KBBF) crystal pumped with a homemade 4.2 W nanoseconds Nd: YAG laser at 355 nm operating at 10 KHz and 49 ns, which corresponds to an energy efficiency of approximately 0.826%. To our knowledge, it is the highest power generated at 177.3 nm. The dependence of phase matching angle of KBBF on temperature is presented for the first time. We also present the details on the measures for stable operation of a 4 mW nanosecond output at 177.3 nm with a lower pumping power in a thinner 1.37-mm KBBF crystal, and the stable output power is improved by about 20 times compared with previous results.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Oct
pubmed:issn
1094-4087
pubmed:author
pubmed:issnType
Electronic
pubmed:day
26
pubmed:volume
17
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
20021-32
pubmed:meshHeading
pubmed:year
2009
pubmed:articleTitle
Stable operation of 4 mW nanoseconds radiation at 177.3 nm by second harmonic generation in KBe2BO3F2 crystals.
pubmed:affiliation
The center of laser physics and technology, Technical Institute of Physics and Chemistry, Chinese Academy of Sciences, Beijing 100190, China. wangzmok@163.com
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't