supported by the Chinese National Key Basic Research Special Fund(Nos.2018YFA0704402,2018YFB2201801,and 2018YFE0201200);the National Key ResearchandDevelopmentProgramofChina(No.2020YFB2205800);the National Natural Science Foundation of China(Nos.61975075,61975076,and 62004094);the Natural Science Foundation of Jiangsu Province(No.BK20200334);the Jiangsu Science and Technology Project(No.BE2017003-2)。
We propose and experimentally demonstrate the programmable photonic radio frequency(RF)filters based on an integrated Fabry-Pérot laser with a saturable absorber(FP-SA).Owing to the high output power and the relative...
supported by the China Postdoctoral Science Foundation(No.2020M670937);the Basic Scientific Research Business Expenses of Colleges and Universities in Heilongjiang Province(No.2021-KYYWF-0020)。
MXene V_(2)CT_(x) has great practicability because it is not easy to degrade under ambient conditions.In this paper,a V_(2)CT_(x) saturable absorber(SA)was firstly applied to a passively Q-switched(PQS)laser,to the be...
supported by the National Natural Science Foundation of China (Nos. 12174223, 12004213, 21872084, and 62175128);the Young Scholar Program of Shandong University for the financial support
We report VO_(x)/NaVO_(3) nanocomposite as a novel saturable absorber for the first time,to the best of our knowledge.The efficient nonlinear absorption coefficient and the modulation depth are determined by the Z-sca...
This work was supported by the National Natural Science Foundation of China(NSFC)(Nos.11974220 and 61905104).
In this paper, the high-repetition-rate passively Q-switched(PQS) and the femtosecond continuous-wave mode-locked(CWML) lasers are successfully obtained with 2 D black arsenic-phosphorus(b-As P) nanosheets as saturabl...
supported by the National Natural Science Foundation of China (NSFC) (Nos. 61975136, 61935014, 61775146, and 61905151);Guangdong Basic and Applied Basic Research Foundation (No. 2019A1515010699);Shenzhen Science and Technology Project (Nos. JCYJ20160520161351540, JCYJ20170817100639177,JCYJ20170302151146995, JCYJ20180305125352956,JCYJ20160328144942069,and JCYJ20190808141011530);State Key Laboratory of Information Photonics and Optical Communications (No. IPOC2019ZZ01);State Key Laboratory of Pulsed Power Laser Technology (No. SKL2018KF04)
We report on a mid-infrared fiber laser that uses a single-walled carbon nanotube saturable absorber mirror to realize the mode-locking operation.The laser generates 3.5 μm ultra-short pulses from an erbium-doped flu...
This work was supported by the National Natural Science Foundation of China(No.11804276);the Natural Science Foundation of Shaanxi,China(No.2019JQ-524);the Open Fund of State Key Laboratory of Transient Optics Photonics(No.SKLST201808);the Scientific Research Program Funded by Shaanxi Provincial Education Department(No.17JS122);the Open Fund of State Key Laboratory of Pulsed Power Laser Technology(No.SKL 2018KF01)。
In this Letter, we demonstrated the switchable single-and dual-wavelength femtosecond soliton generation in single-mode Er-doped fiber lasers with the usage of carboxyl-functionalized graphene oxide(GO-COOH) saturable...
supported by the National Natural Science Foundation of China (NSFC) (Nos.11875008 and 12075034);the Fund of State Key Laboratory of Information Photonics and Optical Communications (Beijing University of Posts and Telecommunications) (No.IPOC2019ZZ01);the Open Research Fund of State Key Laboratory of Pulsed Power Laser Technology (No.SKL2018KF04)。
Recent years have witnessed the exploration of fiber laser technology focused on numerous pivotal optoelectronic applications from laser processing and remote sensing to optical communication. Here, using cobalt oxyfl...
supported by the National Natural Science Foundation of China (Nos. 12004208, 51302285, 61675217, and 61975221);Natural Science Foundation of Shanghai (No. 19ZR1479300);Key Research Program of Frontier Science of CAS (No. QYZDB-SSW-JSC041);Program of Shanghai Academic Research Leader (No. 17XD1403900);Strategic Priority Research Program of the Chinese Academy of Sciences (No. XDB16030700);Key Laboratory of Optoelectronic Information Technology, Ministry of Education (Tianjin University)。
Two-dimensional(2 D) Te nanosheets were successfully fabricated through the liquid-phase exfoliation(LPE) method. The nonlinear optical properties of 2 D Te nanosheets were studied by the open-aperture Z-scan techniqu...
supported by the National Key R&D Program of China (Nos. 2017YFA0303700 and2019YFA0705000);the National Natural Science Foundation of China (Nos. 11774161,51890861,11690031,11627810,and 11674169);the Key R&D Program of Guangdong Province (No. 2018B030329001);the Leading-edge Technology Program of Jiangsu Natural Science Foundation (No. BK20192001)。
We demonstrated the efficient plasmon-induced nonlinear absorption of liquid metal GaInSn nanospheres prepared by a facile liquid-phase method. With GaInSn as saturable absorbers, a passively Q-switching operation was...
supported by the National Natural Science Foundation of China(No.61975096);Basic Research and Free Exploration Project of Shenzhen City(No.JCYJ20180305164316517);the Natural Science Foundation of Shandong Province(No.ZR2017MF031)。
For the first time,a group-Ⅵsingle element nanomaterial was used as the optical saturable absorber(SA)to generate laser pulses.With two-dimensional(2D)tellurene as a passive Q-switch,1.06μm and 1.3μm pulse laser op...