Pub Date : 2019-09-29DOI: 10.1364/ASSL.2019.JTH3A.18
M. Schellhorn, G. Spindler
A Tm fiber laser pumped Ho:LuLiF4 (Ho:LLF) MOPA system is demonstrated delivering 68.7 W at 2065 nm in TEM00 operation at a repetition rate of 10 kHz with an optical-to-optical efficiency of 61.5 %.
{"title":"High-Efficient Resonantly Pumped Q-Switched Ho:LLF MOPA System","authors":"M. Schellhorn, G. Spindler","doi":"10.1364/ASSL.2019.JTH3A.18","DOIUrl":"https://doi.org/10.1364/ASSL.2019.JTH3A.18","url":null,"abstract":"A Tm fiber laser pumped Ho:LuLiF4 (Ho:LLF) MOPA system is demonstrated delivering 68.7 W at 2065 nm in TEM00 operation at a repetition rate of 10 kHz with an optical-to-optical efficiency of 61.5 %.","PeriodicalId":281724,"journal":{"name":"Laser Congress 2019 (ASSL, LAC, LS&C)","volume":"31 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-09-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115443984","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}
Pub Date : 2019-09-29DOI: 10.1364/LSC.2019.LTH1B.3
A. Montmerle-Bonnefois, C. Petit, C. Lim, J. Sauvage, S. Meimon, P. Perrault, F. Mendez, B. Fleury, J. Montri, J. Conan, V. Michau, N. Védrenne, Z. Sodnik, C. Voland
The FEEDELIO experiment took place in Tenerife in April 2019, and proved the efficiency of Adaptive-Optics pre-compensation of atmospheric turbulence, which is a key technology for achieving very high throughput optical GEO feeder links.
{"title":"Adaptive optics precompensation of a GEO feeder link : the FEEDELIO experiment","authors":"A. Montmerle-Bonnefois, C. Petit, C. Lim, J. Sauvage, S. Meimon, P. Perrault, F. Mendez, B. Fleury, J. Montri, J. Conan, V. Michau, N. Védrenne, Z. Sodnik, C. Voland","doi":"10.1364/LSC.2019.LTH1B.3","DOIUrl":"https://doi.org/10.1364/LSC.2019.LTH1B.3","url":null,"abstract":"The FEEDELIO experiment took place in Tenerife in April 2019, and proved the efficiency of Adaptive-Optics pre-compensation of atmospheric turbulence, which is a key technology for achieving very high throughput optical GEO feeder links.","PeriodicalId":281724,"journal":{"name":"Laser Congress 2019 (ASSL, LAC, LS&C)","volume":"73 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-09-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"117168194","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}
Pub Date : 2019-09-29DOI: 10.1364/ASSL.2019.AM4A.6
Weizhi Du, X. Xiao, Yifan Cui, J. Nees, I. Jovanovic, A. Galvanauskas
We demonstrate 667µJ and 11.5ns pulses at 2.72μm from an LMA Er:ZBLAN fiber amplifier with 70µm core. This represents the highest energy and peak power ever obtained in mid-IR with a fiber laser source.
{"title":"0.7mJ and 12ns Pulses at 2.72µm from a 70µm Core Er:ZBLAN Fiber Amplifier","authors":"Weizhi Du, X. Xiao, Yifan Cui, J. Nees, I. Jovanovic, A. Galvanauskas","doi":"10.1364/ASSL.2019.AM4A.6","DOIUrl":"https://doi.org/10.1364/ASSL.2019.AM4A.6","url":null,"abstract":"We demonstrate 667µJ and 11.5ns pulses at 2.72μm from an LMA Er:ZBLAN fiber amplifier with 70µm core. This represents the highest energy and peak power ever obtained in mid-IR with a fiber laser source.","PeriodicalId":281724,"journal":{"name":"Laser Congress 2019 (ASSL, LAC, LS&C)","volume":"5 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-09-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"117209774","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}
Pub Date : 2019-09-29DOI: 10.1364/ASSL.2019.JTH3A.28
Kaloyan Georgiev, V. Rusov, S. Gagarsky, A. Trifonov, I. Buchvarov
We present a high energy (25 mJ), 12 ns, 1 kHz laser, generating a super-Gaussian output beam at 1064 nm, using intra-cavity electro-optical KTP modulator with thermally compensated design and variable reflectivity output mirror.
{"title":"High Energy, kHz-Repetition Rate, Q-Switched Nd:YAG Laser, Using an Electro-Optical Modulator and Variable Reflectivity Mirror","authors":"Kaloyan Georgiev, V. Rusov, S. Gagarsky, A. Trifonov, I. Buchvarov","doi":"10.1364/ASSL.2019.JTH3A.28","DOIUrl":"https://doi.org/10.1364/ASSL.2019.JTH3A.28","url":null,"abstract":"We present a high energy (25 mJ), 12 ns, 1 kHz laser, generating a super-Gaussian output beam at 1064 nm, using intra-cavity electro-optical KTP modulator with thermally compensated design and variable reflectivity output mirror.","PeriodicalId":281724,"journal":{"name":"Laser Congress 2019 (ASSL, LAC, LS&C)","volume":"10 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-09-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114259163","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}
Pub Date : 2019-09-29DOI: 10.1364/ASSL.2019.ATH2A.7
Y. Nomura, H. Murakoshi, T. Fuji
An ultrafast thulium-doped fiber laser operating at 1.8 µm with intensity sufficient for three-photon absorption processes is demonstrated. The pulses can be used to observe cultured cells expressing red-fluorescent dye.
{"title":"Short-Wavelength Thulium-Doped Fiber Laser for Three-Photon Microscopy","authors":"Y. Nomura, H. Murakoshi, T. Fuji","doi":"10.1364/ASSL.2019.ATH2A.7","DOIUrl":"https://doi.org/10.1364/ASSL.2019.ATH2A.7","url":null,"abstract":"An ultrafast thulium-doped fiber laser operating at 1.8 µm with intensity sufficient for three-photon absorption processes is demonstrated. The pulses can be used to observe cultured cells expressing red-fluorescent dye.","PeriodicalId":281724,"journal":{"name":"Laser Congress 2019 (ASSL, LAC, LS&C)","volume":"58 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-09-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114589730","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}
Pub Date : 2019-09-29DOI: 10.1364/ASSL.2019.JW2A.29
M. Hübner, B. Eppich, A. Maaßdorf, D. Martin, A. Ginolas, P. S. Basler, M. Niemeyer, P. Crump
A diode laser pump source is presented using passive side-cooling to enable >10% duty cycle (optimal cooling, long time constants). 6 kW output (1.4 MW/cm2/sr ex-fiber) is demonstrated at 940 nm (0.1…100 ms pulses), with 780…980 nm also available.
{"title":"High Duty Cycle, High Repetition Rate High Brightness Diode Laser Pulsed-Pump-Sources","authors":"M. Hübner, B. Eppich, A. Maaßdorf, D. Martin, A. Ginolas, P. S. Basler, M. Niemeyer, P. Crump","doi":"10.1364/ASSL.2019.JW2A.29","DOIUrl":"https://doi.org/10.1364/ASSL.2019.JW2A.29","url":null,"abstract":"A diode laser pump source is presented using passive side-cooling to enable >10% duty cycle (optimal cooling, long time constants). 6 kW output (1.4 MW/cm2/sr ex-fiber) is demonstrated at 940 nm (0.1…100 ms pulses), with 780…980 nm also available.","PeriodicalId":281724,"journal":{"name":"Laser Congress 2019 (ASSL, LAC, LS&C)","volume":"72 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-09-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129616718","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}
Pub Date : 2019-09-29DOI: 10.1364/ASSL.2019.JTH3A.41
P. Šušnjar, Luka Černe, R. Petkovšek
We demonstrate experimental characterization of pulse evolution and gain spectral filtering in hybrid laser system. Effect of solid-state amplifier on nonlinear spectral phase was studied and characterized along with spectral phase compensation via tunable stretcher.
{"title":"Pulse characterization in a hybrid CPA laser system","authors":"P. Šušnjar, Luka Černe, R. Petkovšek","doi":"10.1364/ASSL.2019.JTH3A.41","DOIUrl":"https://doi.org/10.1364/ASSL.2019.JTH3A.41","url":null,"abstract":"We demonstrate experimental characterization of pulse evolution and gain spectral filtering in hybrid laser system. Effect of solid-state amplifier on nonlinear spectral phase was studied and characterized along with spectral phase compensation via tunable stretcher.","PeriodicalId":281724,"journal":{"name":"Laser Congress 2019 (ASSL, LAC, LS&C)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-09-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129628139","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}
Pub Date : 2019-09-29DOI: 10.1364/ASSL.2019.JM5A.45
L. Jonušauskas, Tomas Baravykas, T. Tičkūnas, Agnė Butkutė, Tomas Gadišauskas, Dovilė Andrijec
Hybrid additive-subtractive femtosecond laser 3D manufacturing is used to produce deformable and intertwined polymer and glass micromechanical structures. Their movement is characterized, uncovering strengths and weaknesses of each type of produced object.
{"title":"Femtosecond Laser-Enabled Hybrid Additive-Subtractive 3D Manufacturing of Highly Articulated Micromechanical Structures","authors":"L. Jonušauskas, Tomas Baravykas, T. Tičkūnas, Agnė Butkutė, Tomas Gadišauskas, Dovilė Andrijec","doi":"10.1364/ASSL.2019.JM5A.45","DOIUrl":"https://doi.org/10.1364/ASSL.2019.JM5A.45","url":null,"abstract":"Hybrid additive-subtractive femtosecond laser 3D manufacturing is used to produce deformable and intertwined polymer and glass micromechanical structures. Their movement is characterized, uncovering strengths and weaknesses of each type of produced object.","PeriodicalId":281724,"journal":{"name":"Laser Congress 2019 (ASSL, LAC, LS&C)","volume":"54 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-09-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128664622","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}
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