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A sensitive CW DFB quantum cascade laser based QEPAS sensor for detection of SO2 一种基于连续波DFB量子级联激光器的灵敏二氧化硫检测QEPAS传感器
2012 Conference on Lasers and Electro-Optics (CLEO) Pub Date : 2012-05-06 DOI: 10.1364/CLEO_AT.2012.ATH5A.3
J. Waclawek, R. Lewicki, M. Jahjah, Y. Ma, E. Chrysostom, B. Lendl, F. Tittel
{"title":"A sensitive CW DFB quantum cascade laser based QEPAS sensor for detection of SO2","authors":"J. Waclawek, R. Lewicki, M. Jahjah, Y. Ma, E. Chrysostom, B. Lendl, F. Tittel","doi":"10.1364/CLEO_AT.2012.ATH5A.3","DOIUrl":"https://doi.org/10.1364/CLEO_AT.2012.ATH5A.3","url":null,"abstract":"The development of a sensitive SO<sub>2</sub> QEPAS-based sensor platform employing a CW DFB-QCL will be reported. A detection sensitivity of 100 ppbv was achieved with a 1-sec averaging time for the 1380.94 cm<sup>-1</sup> SO<sub>2</sub> line.","PeriodicalId":6442,"journal":{"name":"2012 Conference on Lasers and Electro-Optics (CLEO)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2012-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"90065187","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}
引用次数: 9
Green synthesis of sub-10 nm gold nanoparticles by two-step laser irradiation 两步激光照射下10 nm以下金纳米颗粒的绿色合成
2012 Conference on Lasers and Electro-Optics (CLEO) Pub Date : 2012-05-06 DOI: 10.1364/CLEO_AT.2012.JTH2A.47
Vinicius S. deOliveira, Franciele R. Henrique, Ismael L. Graff, Wido H. Schreiner, A. Bezerra
{"title":"Green synthesis of sub-10 nm gold nanoparticles by two-step laser irradiation","authors":"Vinicius S. deOliveira, Franciele R. Henrique, Ismael L. Graff, Wido H. Schreiner, A. Bezerra","doi":"10.1364/CLEO_AT.2012.JTH2A.47","DOIUrl":"https://doi.org/10.1364/CLEO_AT.2012.JTH2A.47","url":null,"abstract":"Size control of laser synthesized gold nanoparticles in different solvents is reported. Our two-step green-synthesis approach employs only the fundamental harmonic of a Nd:YAG laser at kHz repetition rates for sub-10 nm nanoparticles production.","PeriodicalId":6442,"journal":{"name":"2012 Conference on Lasers and Electro-Optics (CLEO)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2012-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"90194598","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}
引用次数: 4
25-Terahertz-bandwidth optical temporal differentiator based on a wavelength-selective directional coupler 基于波长选择定向耦合器的25太赫兹带宽光时间分压器
2012 Conference on Lasers and Electro-Optics (CLEO) Pub Date : 2012-05-06 DOI: 10.1364/CLEO_SI.2012.CF2L.4
Ming Li, Hoe-Seok Jeong, T. Ahn, J. Azaña
{"title":"25-Terahertz-bandwidth optical temporal differentiator based on a wavelength-selective directional coupler","authors":"Ming Li, Hoe-Seok Jeong, T. Ahn, J. Azaña","doi":"10.1364/CLEO_SI.2012.CF2L.4","DOIUrl":"https://doi.org/10.1364/CLEO_SI.2012.CF2L.4","url":null,"abstract":"An optical temporal differentiator with a record operation bandwidth of ~25 THz is demonstrated based on a wavelength-selective directional coupler. An optical Gaussian pulse with a bandwidth of ~500 GHz is successfully differentiated in a proof-of-concept experiment.","PeriodicalId":6442,"journal":{"name":"2012 Conference on Lasers and Electro-Optics (CLEO)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2012-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"91414831","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}
引用次数: 0
On-chip high repetition rate femtosecond source 片上高重复率飞秒源
2012 Conference on Lasers and Electro-Optics (CLEO) Pub Date : 2012-05-06 DOI: 10.1364/CLEO_SI.2012.CTU3G.3
K. Saha, Yoshitomo Okawachi, B. Shim, J. Levy, M. Foster, M. Lipson, A. Gaeta
{"title":"On-chip high repetition rate femtosecond source","authors":"K. Saha, Yoshitomo Okawachi, B. Shim, J. Levy, M. Foster, M. Lipson, A. Gaeta","doi":"10.1364/CLEO_SI.2012.CTU3G.3","DOIUrl":"https://doi.org/10.1364/CLEO_SI.2012.CTU3G.3","url":null,"abstract":"We show that a parametric frequency comb generated in a silicon-nitride resonator on-chip can be passively mode-locked to produce sub-200-fs pulses at a 99-GHz repetition rate.","PeriodicalId":6442,"journal":{"name":"2012 Conference on Lasers and Electro-Optics (CLEO)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2012-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"80724533","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}
引用次数: 1
Wavelength-tunable on-chip true time delay lines based on photonic crystal waveguides for X-band phased array antenna applications x波段相控阵天线中基于光子晶体波导的波长可调谐片上真时延迟线
2012 Conference on Lasers and Electro-Optics (CLEO) Pub Date : 2012-05-06 DOI: 10.1364/CLEO_SI.2012.CTU3I.7
Che-yun Lin, A. Hosseini, H. Subbaraman, Zheng Xue, A. X. Wang, R. T. Chen
{"title":"Wavelength-tunable on-chip true time delay lines based on photonic crystal waveguides for X-band phased array antenna applications","authors":"Che-yun Lin, A. Hosseini, H. Subbaraman, Zheng Xue, A. X. Wang, R. T. Chen","doi":"10.1364/CLEO_SI.2012.CTU3I.7","DOIUrl":"https://doi.org/10.1364/CLEO_SI.2012.CTU3I.7","url":null,"abstract":"We demonstrate on-chip tunable true-time-delay (TTD) lines based on photonics crystal waveguides. Measurement results show a maximum time delay of 260pS with a 3mm PCW.","PeriodicalId":6442,"journal":{"name":"2012 Conference on Lasers and Electro-Optics (CLEO)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2012-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"83774706","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}
引用次数: 2
The impact of lifetime quenching on relaxation oscillations in solid-state lasers 寿命猝灭对固体激光器弛豫振荡的影响
2012 Conference on Lasers and Electro-Optics (CLEO) Pub Date : 2012-05-06 DOI: 10.1364/CLEO_SI.2012.CTU1D.6
L. Agazzi, E. Bernhardi, K. Worhoff, M. Pollnau
{"title":"The impact of lifetime quenching on relaxation oscillations in solid-state lasers","authors":"L. Agazzi, E. Bernhardi, K. Worhoff, M. Pollnau","doi":"10.1364/CLEO_SI.2012.CTU1D.6","DOIUrl":"https://doi.org/10.1364/CLEO_SI.2012.CTU1D.6","url":null,"abstract":"We show that the expression for the relaxation frequency in rare-earth-ion doped solid-state lasers needs to be modified when dealing with materials that suffer from lifetime quenching.","PeriodicalId":6442,"journal":{"name":"2012 Conference on Lasers and Electro-Optics (CLEO)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2012-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"83176562","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}
引用次数: 0
Towards optical manipulation of Casimir force using free-standing membranes with engineered optical and mechanical properties 利用具有工程光学和机械特性的独立膜实现卡西米尔力的光学操纵
2012 Conference on Lasers and Electro-Optics (CLEO) Pub Date : 2012-05-06 DOI: 10.1364/QELS.2012.QW3E.1
E. Iwase, Pui-Chuen Hui, D. Woolf, A. Rodriguez, M. Khan, S. Johnson, F. Capasso, M. Lončar
{"title":"Towards optical manipulation of Casimir force using free-standing membranes with engineered optical and mechanical properties","authors":"E. Iwase, Pui-Chuen Hui, D. Woolf, A. Rodriguez, M. Khan, S. Johnson, F. Capasso, M. Lončar","doi":"10.1364/QELS.2012.QW3E.1","DOIUrl":"https://doi.org/10.1364/QELS.2012.QW3E.1","url":null,"abstract":"By engineering supporting beams of a thin opto-mechanical membrane, we are able to reduce the stress-induced deflection, and realize devices that feature strong optical force for probing the Casimir force.","PeriodicalId":6442,"journal":{"name":"2012 Conference on Lasers and Electro-Optics (CLEO)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2012-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"83293131","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}
引用次数: 0
Adaptive dual-comb spectroscopy with free-running lasers and resolved comb lines 自适应双梳光谱与自由运行激光器和分辨梳线
2012 Conference on Lasers and Electro-Optics (CLEO) Pub Date : 2012-05-06 DOI: 10.1364/CLEO_SI.2012.CW1J.1
A. Poisson, T. Ideguchi, G. Guelachvili, N. Picqué, T. Hansch
{"title":"Adaptive dual-comb spectroscopy with free-running lasers and resolved comb lines","authors":"A. Poisson, T. Ideguchi, G. Guelachvili, N. Picqué, T. Hansch","doi":"10.1364/CLEO_SI.2012.CW1J.1","DOIUrl":"https://doi.org/10.1364/CLEO_SI.2012.CW1J.1","url":null,"abstract":"A new scheme of real-time dual-comb spectroscopy that only uses free-running femtosecond lasers provides distortion-free Fourier spectra with resolved comb lines across the full spectral span of erbium-doped fiber lasers (>;80 nm centered around 1550 nm) without a posteriori data processing.","PeriodicalId":6442,"journal":{"name":"2012 Conference on Lasers and Electro-Optics (CLEO)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2012-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"83299093","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}
引用次数: 3
Observation of optically excited mechanical vibrations in a fluid containing microresonator 含微谐振器流体中光激发机械振动的观察
2012 Conference on Lasers and Electro-Optics (CLEO) Pub Date : 2012-05-06 DOI: 10.1364/CLEO_SI.2012.CTH5C.8
Kyu Hyun Kim, G. Bahl, Wonsuk Lee, Jing Liu, M. Tomes, Xudong Fan, T. Carmon
{"title":"Observation of optically excited mechanical vibrations in a fluid containing microresonator","authors":"Kyu Hyun Kim, G. Bahl, Wonsuk Lee, Jing Liu, M. Tomes, Xudong Fan, T. Carmon","doi":"10.1364/CLEO_SI.2012.CTH5C.8","DOIUrl":"https://doi.org/10.1364/CLEO_SI.2012.CTH5C.8","url":null,"abstract":"We experimentally show mechanical vibrations that are excited by radiation pressure in a fluid containing silica resonator. Vibrations at rates from 8 to 140 MHz are measured while liquid or gas is inside the resonator.","PeriodicalId":6442,"journal":{"name":"2012 Conference on Lasers and Electro-Optics (CLEO)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2012-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"83461815","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}
引用次数: 0
Ultra-compact integrated optical auto-correlator based on third-harmonic generation in Si photonic crystal waveguides 基于硅光子晶体波导中三次谐波产生的超紧凑集成光学自相关器
2012 Conference on Lasers and Electro-Optics (CLEO) Pub Date : 2012-05-06 DOI: 10.1364/CLEO_SI.2012.CTH5D.2
C. Monat, C. Grillet, M. Collins, C. Xiong, A. Clark, Juntao Li, L. O’Faolain, T. Krauss, B. Eggleton, D. Moss
{"title":"Ultra-compact integrated optical auto-correlator based on third-harmonic generation in Si photonic crystal waveguides","authors":"C. Monat, C. Grillet, M. Collins, C. Xiong, A. Clark, Juntao Li, L. O’Faolain, T. Krauss, B. Eggleton, D. Moss","doi":"10.1364/CLEO_SI.2012.CTH5D.2","DOIUrl":"https://doi.org/10.1364/CLEO_SI.2012.CTH5D.2","url":null,"abstract":"We demonstrate a silicon chip-based all-optical device providing single shot time-domain measurements of picosecond pulses near λ=1550nm. The auto-correlation visible signal arises from third-harmonic generation in a 96 μm long slow light photonic crystal waveguide.","PeriodicalId":6442,"journal":{"name":"2012 Conference on Lasers and Electro-Optics (CLEO)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2012-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"80815176","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}
引用次数: 1
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