C. Martelli, J. D. da Silva, H. Kalinowski, J. Canning, N. Groothoff
{"title":"Internal temperature measurements of a concrete cantilever beam using high temperature stable fibre Bragg gratings","authors":"C. Martelli, J. D. da Silva, H. Kalinowski, J. Canning, N. Groothoff","doi":"10.1109/ACOFT.2006.4519239","DOIUrl":"https://doi.org/10.1109/ACOFT.2006.4519239","url":null,"abstract":"A high temperature sensing system based on optical fibre Bragg gratings is presented. A concrete cantilever beam was heated up to 150degC and its internal temperature and degradation monitored.","PeriodicalId":244615,"journal":{"name":"ACOFT/AOS 2006 - Australian Conference on Optical Fibre Technology/Australian Optical Society","volume":"28 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2006-07-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133960710","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
A. Canagasabey, J. Canning, J. Mills, D. Banks, M. Ibsen
{"title":"Femtosecond pulsed 244nm versus CW 244nm grating writing in boron codoped germanosilicate optical fibres operating within the one photon absorption regime","authors":"A. Canagasabey, J. Canning, J. Mills, D. Banks, M. Ibsen","doi":"10.1109/ACOFT.2006.4519254","DOIUrl":"https://doi.org/10.1109/ACOFT.2006.4519254","url":null,"abstract":"We compare the performances of low intensity (~18 nJ/pulse) femtosecond 244 nm grating writing with that of CW (20 mW) 244 nm grating writing for fixed fluencies. We find no evidence of any improvement using pulsed light with duration commensurate with phonon-assisted relaxation away from the excited state.","PeriodicalId":244615,"journal":{"name":"ACOFT/AOS 2006 - Australian Conference on Optical Fibre Technology/Australian Optical Society","volume":"18 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2006-07-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115348437","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
S. Foster, A. Tikhomirov, M. Englund, H. Inglis, G. Edvell, M. Milnes
{"title":"A 16 channel fibre laser sensor array","authors":"S. Foster, A. Tikhomirov, M. Englund, H. Inglis, G. Edvell, M. Milnes","doi":"10.1109/ACOFT.2006.4519316","DOIUrl":"https://doi.org/10.1109/ACOFT.2006.4519316","url":null,"abstract":"A 16 element wavelength division multiplexed linear array of distributed feedback fibre lasers (DFB FL), pumped at 980 nm is reported. The array incorporates DFB FL technology specifically developed for optimal array multiplexing performance. This technology has important applications to all- optical underwater acoustic sensing. An overview of key technical issues in DFB FL multiplexing is also included.","PeriodicalId":244615,"journal":{"name":"ACOFT/AOS 2006 - Australian Conference on Optical Fibre Technology/Australian Optical Society","volume":"1084 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2006-07-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116471066","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
F. Sidiroglou, R. Stern, I. R. Fletcher, S. Huntington, G. Baxter, A. Roberts
{"title":"Investigation of dopant profiles in erbium doped optical fibres by ion microprobe and fluorescence confocal microscopy","authors":"F. Sidiroglou, R. Stern, I. R. Fletcher, S. Huntington, G. Baxter, A. Roberts","doi":"10.1109/ACOFT.2006.4519301","DOIUrl":"https://doi.org/10.1109/ACOFT.2006.4519301","url":null,"abstract":"Dopant profiles in erbium doped optical fibres acquired by the application of fluorescence intensity based confocal microscopy technique and the employment of a nanoscale-secondary ion mass spectrometry (NanoSIMS) system are presented and compared.","PeriodicalId":244615,"journal":{"name":"ACOFT/AOS 2006 - Australian Conference on Optical Fibre Technology/Australian Optical Society","volume":"64 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2006-07-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116256305","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Measurement of polarization mode dispersion vectors in optical fibers using modified Mueller matrix method","authors":"H. Dong, P. Shum, Junqiang Zhou","doi":"10.1109/ACOFT.2006.4519245","DOIUrl":"https://doi.org/10.1109/ACOFT.2006.4519245","url":null,"abstract":"A modified Mueller matrix method is proposed to measure the first- and second-order polarization mode dispersion (PMD) vectors in optical fibers. It does not require any knowledge of two input polarization states in measurement.","PeriodicalId":244615,"journal":{"name":"ACOFT/AOS 2006 - Australian Conference on Optical Fibre Technology/Australian Optical Society","volume":"42 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2006-07-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121114224","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Tight binding analysis of coupled photonic crystal waveguides","authors":"L. Botten, R. Hansen, C. D. de Sterke","doi":"10.1109/ACOFT.2006.4519229","DOIUrl":"https://doi.org/10.1109/ACOFT.2006.4519229","url":null,"abstract":"We apply a novel tight-binding analysis, not involving overlap integrals, to coupled photonic crystal waveguides. Our results show that the mode order can be the reverse of that for conventional guides, consistent with exact results.","PeriodicalId":244615,"journal":{"name":"ACOFT/AOS 2006 - Australian Conference on Optical Fibre Technology/Australian Optical Society","volume":"139 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2006-07-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122128283","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Mode structure in continuum generation","authors":"B. Duck, B. Dean, J. Holdsworth, P. Dastoor","doi":"10.1109/ACOFT.2006.4519257","DOIUrl":"https://doi.org/10.1109/ACOFT.2006.4519257","url":null,"abstract":"A systematic, wavelength-resolved study of micro-structured optical fibre input coupling dependence has revealed wavelength-dependent higher order mode structure and orientation in the generated continuum. The constituent continuum wavelengths are not well matched by current theory.","PeriodicalId":244615,"journal":{"name":"ACOFT/AOS 2006 - Australian Conference on Optical Fibre Technology/Australian Optical Society","volume":"20 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2006-07-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114192905","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
D. Lancaster, A. Hernmings, S. Bennetts, S. Jackson
{"title":"Power scaling of a 60% efficient, 793 nm pumped, 2 μm large mode area fibre laser","authors":"D. Lancaster, A. Hernmings, S. Bennetts, S. Jackson","doi":"10.1109/ACOFT.2006.4519260","DOIUrl":"https://doi.org/10.1109/ACOFT.2006.4519260","url":null,"abstract":"A high-power diode-pumped thulium doped double-clad fibre laser has been developed to be used as a low-cost power scalable module. To date a power of 37 W, slope efficiency of 64%, and close to diffraction limited beam quality (M2 ~1.15) has been achieved.","PeriodicalId":244615,"journal":{"name":"ACOFT/AOS 2006 - Australian Conference on Optical Fibre Technology/Australian Optical Society","volume":"24 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2006-07-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129215848","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
K. Finsterbusch, N. Baker, V. Ta'eed, B. Eggleton, D. Choi, S. Madden, B. Luther-Davis
{"title":"Long-period gratings in chalcogenide rib waveguides","authors":"K. Finsterbusch, N. Baker, V. Ta'eed, B. Eggleton, D. Choi, S. Madden, B. Luther-Davis","doi":"10.1109/ACOFT.2006.4519264","DOIUrl":"https://doi.org/10.1109/ACOFT.2006.4519264","url":null,"abstract":"We report on long-period gratings fabricated in highly nonlinear chalcogenide (As2S3) glass rib waveguides. Coupling the fundamental to higher order modes leads to band- rejection of 18 dB at 1525 nm.","PeriodicalId":244615,"journal":{"name":"ACOFT/AOS 2006 - Australian Conference on Optical Fibre Technology/Australian Optical Society","volume":"69 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2006-07-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129313618","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Tunable long period gratings in photonic bandgap fiber","authors":"P. Steinvurzel, E. Moore, E. Magi, B. Eggleton","doi":"10.1109/ACOFT.2006.4519228","DOIUrl":"https://doi.org/10.1109/ACOFT.2006.4519228","url":null,"abstract":"Fluid filled photonic bandgap fibers (PBGFS) incorporate materials with a large thermo-optic coefficient. the modes of these fibers also have very strong waveguide dispersion. we exploit these two properties of PBGFS to demonstrate highly tunable long period gratings.","PeriodicalId":244615,"journal":{"name":"ACOFT/AOS 2006 - Australian Conference on Optical Fibre Technology/Australian Optical Society","volume":"285 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2006-07-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124549934","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}