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rdf:type
lifeskim:mentions
pubmed:issue
24
pubmed:dateCreated
2009-12-9
pubmed:abstractText
The paper presents polymeric waveguide dye laser with distributed Bragg reflector (DBR) grating or distributed feedback (DFB) resonator. DBR grating and DFB resonator were fabricated on a surface of SU-8 2002 photoresist polymer using interference of laser beams. Polystyrene (PS) and poly(vinyl butyral) (PVB) waveguides dispersed with laser dye of 3-(2-benzothiazolyl)-7-(diethylamino)-coumarin (Coumarin 6) and tris(8-quinolinolate)aluminum (Alq) as a host were used. Single mode of lasing with TE mode was measured from the polymeric waveguide with DBR grating and DFB resonator. Threshold of lasing with DBR grating is lower than that with DFB resonator. For PVB/Alq/Coumarin 6 waveguide, 0.1 mJ cm(-2) pulse(-1) of threshold was measured with DBR grating and 0.3 mJ cm(-2) pulse(-1) with DFB resonator. Slope efficiency between 0.06 and 0.09 % was measured for PS/Alq/Coumarin 6 waveguide and that between 0.07 and 0.15 for PVB /Alq/Coumarin 6 waveguide.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Nov
pubmed:issn
1094-4087
pubmed:author
pubmed:issnType
Electronic
pubmed:day
23
pubmed:volume
17
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
21698-703
pubmed:meshHeading
pubmed:year
2009
pubmed:articleTitle
Organic dye lasers with distributed Bragg reflector grating and distributed feedback resonator.
pubmed:affiliation
Department of Macromolecular Science and Engineering, Graduate School of Science and Technology, Kyoto Institute of Technology, Sakyo, Kyoto, Japan. tsutsumi@kit.ac.jp
pubmed:publicationType
Journal Article