Benzothiazolium Single Crystals: A New Class of Nonlinear Optical Crystals with Efficient THz Wave Generation

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dc.contributor.authorLee, Seung-Heonko
dc.contributor.authorLu, Jianko
dc.contributor.authorLee, Seung-Junko
dc.contributor.authorHan, Jae-Hyunko
dc.contributor.authorJeong, Chan-Ukko
dc.contributor.authorLee, Seung-Chulko
dc.contributor.authorLi, Xianko
dc.contributor.authorJazbinsek, Mojcako
dc.contributor.authorYoon, Woojinko
dc.contributor.authorYun, Hoseopko
dc.contributor.authorKang, Bong Jooko
dc.contributor.authorRotermund, Fabianko
dc.contributor.authorNelson, Keith A.ko
dc.contributor.authorKwon, O-Pilko
dc.date.accessioned2017-08-31T08:59:27Z-
dc.date.available2017-08-31T08:59:27Z-
dc.date.created2017-08-28-
dc.date.created2017-08-28-
dc.date.created2017-08-28-
dc.date.issued2017-08-
dc.identifier.citationADVANCED MATERIALS, v.29, no.30, pp.1701748-
dc.identifier.issn0935-9648-
dc.identifier.urihttp://hdl.handle.net/10203/225591-
dc.description.abstractHighly efficient nonlinear optical organic crystals are very attractive for various photonic applications including terahertz (THz) wave generation. Up to now, only two classes of ionic crystals based on either pyridinium or quinolinium with extremely large macroscopic optical nonlinearity have been developed. This study reports on a new class of organic nonlinear optical crystals introducing electron-accepting benzothiazolium, which exhibit higher electron-withdrawing strength than pyridinium and quinolinium in benchmark crystals. The benzothiazolium crystals consisting of new acentric core HMB (2-(4-hydroxy-3-methoxystyryl)-3-methylbenzo[d] thiazol-3-ium) exhibit extremely large macroscopic optical nonlinearity with optimal molecular ordering for maximizing the diagonal second-order nonlinearity. HMB-based single crystals prepared by simple cleaving method satisfy all required crystal characteristics for intense THz wave generation such as large crystal size with parallel surfaces, moderate thickness and high optical quality with large optical transparency range (580-1620 nm). Optical rectification of 35 fs pulses at the technologically very important wavelength of 800 nm in 0.26 mm thick HMB crystal leads to one order of magnitude higher THz wave generation efficiency with remarkably broader bandwidth compared to standard inorganic 0.5 mm thick ZnTe crystal. Therefore, newly developed HMB crystals introducing benzothiazolium with extremely large macroscopic optical nonlinearity are very promising materials for intense broadband THz wave generation and other nonlinear optical applications.-
dc.languageEnglish-
dc.publisherWILEY-V C H VERLAG GMBH-
dc.titleBenzothiazolium Single Crystals: A New Class of Nonlinear Optical Crystals with Efficient THz Wave Generation-
dc.typeArticle-
dc.identifier.wosid000407048800029-
dc.identifier.scopusid2-s2.0-85020233014-
dc.type.rimsART-
dc.citation.volume29-
dc.citation.issue30-
dc.citation.beginningpage1701748-
dc.citation.publicationnameADVANCED MATERIALS-
dc.identifier.doi10.1002/adma.201701748-
dc.contributor.localauthorRotermund, Fabian-
dc.contributor.nonIdAuthorLee, Seung-Heon-
dc.contributor.nonIdAuthorLu, Jian-
dc.contributor.nonIdAuthorLee, Seung-Jun-
dc.contributor.nonIdAuthorHan, Jae-Hyun-
dc.contributor.nonIdAuthorJeong, Chan-Uk-
dc.contributor.nonIdAuthorLee, Seung-Chul-
dc.contributor.nonIdAuthorLi, Xian-
dc.contributor.nonIdAuthorJazbinsek, Mojca-
dc.contributor.nonIdAuthorYoon, Woojin-
dc.contributor.nonIdAuthorYun, Hoseop-
dc.contributor.nonIdAuthorKang, Bong Joo-
dc.contributor.nonIdAuthorNelson, Keith A.-
dc.contributor.nonIdAuthorKwon, O-Pil-
dc.description.isOpenAccessN-
dc.type.journalArticleArticle-
dc.subject.keywordPlusTERAHERTZ SPECTROSCOPY-
dc.subject.keywordPlusORGANIC SALTS-
dc.subject.keywordPlusRECTIFICATION-
dc.subject.keywordPlusDERIVATIVES-
dc.subject.keywordPlusTECHNOLOGY-
dc.subject.keywordPlusPULSES-
dc.subject.keywordPlusGROWTH-
dc.subject.keywordPlusDAST-
dc.subject.keywordPlusTRANSIENTS-
dc.subject.keywordPlusTOSYLATE-
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