supported by the National Natural Science Foundation of China(No.62075030);the Ministry of Science and Technology(No.DL2023167001L);the Sichuan Science and Technology Program(No.2023YFSY0058);the 111 Project(No.B14039)。
Statistical properties of the erbium-doped random fiber laser(ERFL)play an important role in studying its physical attributes and advancing profound applications.Thus,there is an obvious need for thorough characteriza...
supported by the National Natural Science Foundation of China(NSFC)(Nos.11874040 and 62105296);the Henan Provincial Science and Technology Research Project(No.222102210042);the Doctor Research Project of Zhengzhou University of Light Industry(No.2020BSJJ065)。
A passively switchable erbium-doped fiber laser based on alcohol as the saturable absorber(SA)has been demonstrated.The SA is prepared by filling the gap between two optical patch cords with alcohol to form a sandwich...
supported by the National Natural Science Foundation of China(No.12274344);the Natural Science Basic Research Program of Shaanxi Province(No.2021JC-09);the Fundamental Research Funds for the Central Universities(No.3102019JC008)。
We demonstrate spectral-furcated vector solitons in normal-dispersion fiber lasers comprising a section of polarizationmaintaining fiber.The spectrum of each orthogonal-polarized component is confined by the birefring...
supported by the National Key Research and Development Program of China(No.2018YFE0117400);National Natural Science Foundation of China(No.62275093);China Postdoctoral Science Foundation(No.2018M642823)。
We have observed various polarization domains and a giant self-mode-locked pulse in a 130 m long erbium-doped fiber laser without any mode-locking devices.By adjusting the intracavity polarization controller,we invest...
supported by the National Natural Science Foundation of China(Nos.12274238 and 61835006);the National Key Research and Development Program of China(No.2018YFB1801802);the Beijing-Tianjin-Hebei Basic Research Cooperation Project(No.21JCZXJC00010);the Natural Science Foundation of Tianjin City(No.19JCZDJC31200);the Tianjin Research Innovation Project for Postgraduate Students(No.2021YJSB083)。
In this article,we use a convolutional autoencoder neural network to reduce data dimensioning and rebuild soliton dynamics in a passively mode-locked fiber laser.Based on the particle characteristic in double solitons...
supported by the National Natural Science Foundation of China(NSFC)(Nos.11974427 and 12004431);State Key Laboratory of Pulsed Power Laser(Nos.SKL-2020ZR05 and SKL2021ZR01);Postgraduate Scientific Research Innovation Project of Hunan Province(No.CX20200046)。
We fabricate a pair of fiber Bragg gratings(FBGs)by a visible femtosecond laser phase mask scanning technique on passive large-mode-area double-cladding fibers for multi-kilowatt fiber oscillators.The bandwidth of hig...
supported by the National Natural Science Foundation of China (Nos. 61805277, 11634010, and 11874300);Natural Science Basic Research Program of Shaanxi (No. 2019JQ-447);Fundamental Research Funds for the Central Universities (No. 310202011QD003);National Key R&D Program of China (No. 2017YFA0303800);Fundamental Research Funds for the Central Universities (Nos. 3102019JC008 and 3102019PY002)
As a universal phenomenon in nonlinear optical systems,intermittency is usually accompanied by the coherence loss such as soliton explosions in fiber lasers.Based on real-time spectroscopy,we revealed the coherent dis...
supported by the National Natural Science Foundation of China (NSFC) (Nos. 61975136, 61935014, 61775146, and 61905151);the Outstanding Young Teacher Cultivation Projects in Guangdong Province (No. YQ2015142);the Guangdong Basic and Applied Basic Research Foundation (No. 2019A1515010699);the Shenzhen Science and Technology Project (Nos. JCYJ20160520161351540, JCYJ20170817100639177, JCYJ20170302151146995, and JCYJ20160328144942069);the Engineering Applications of Artificial Intelligence Technology Laboratory Project (No. PT201701);the National Key Research and Development Program of China (No. 2016YFA0401100)。
We experimentally demonstrate an all-fiber supercontinuum source that covers the spectral region ranging from visible to mid-infrared. The ultra-broadband supercontinuum is realized by pumping a cascaded photonic crys...
supported by the National Natural Science Foundation of China (Nos. 61705265 and 61705264);the Innovative Research Groups of Hunan Province(No. 2019JJ10005);the Training Program for Excellent Young Innovators of Changsha (No. KQ1905051)
Coherent beam combining of 60 fiber lasers by using the stochastic parallel gradient descent algorithm has been demonstrated. The functions of pinhole(s) on the power distributions in the far-field have been systemati...
supported by the National Natural Science Foundation of China(Nos.61575004,61735001,and 61761136002);the International Cooperation Program(No.2013DFG12750)
We demonstrate a strain compensated long lifetime semiconductor saturable absorber mirror(SESAM) with a high modulation depth for fiber lasers.The SESAM was measured to have a damage threshold of 9.5 m J/cm^2, a modul...