Results 21 to 30 of about 1,589,013 (282)

Numerical simulation of a DFB - fiber laser sensor (part 1) [PDF]

open access: yesINCAS Bulletin, 2010
This paper presents the preliminary results obtained in developing a numerical simulationanalysis of fiber optic bending sensitivity aiming to improve the design of fiber lasers.
Dan SAVASTRU   +2 more
doaj   +1 more source

Random Distributed Feedback Fiber Laser [PDF]

open access: yesOptics and Photonics News, 2010
Peer ...
Turitsyn, S. K.   +8 more
openaire   +2 more sources

Control of Emission Characteristics of Perovskite Lasers through Optical Feedback

open access: yesAdvanced Photonics Research, 2021
Recent progress on perovskite lasers has shown the large potential for such materials to become a basis for commercially available microlasers in the near feature.
Alexander Palatnik   +6 more
doaj   +1 more source

Optofluidic Distributed Feedback Dye Lasers [PDF]

open access: yes, 2007
We review our recent work on poly(dimethylsiloxane) (PDMS)-based optofluidic dye lasers using a guided wave distributed feedback (DFB) cavity. We show experimental results of single-mode operation, an integrated laser array, multiple color dye lasing ...
Li, Zhenyu, Psaltis, Demetri
core   +1 more source

Powerful narrow linewidth random fiber laser

open access: yesPhotonic Sensors, 2016
In this paper, we demonstrate a narrow linewidth random fiber laser, which employs a tunable pump laser to select the operating wavelength for efficiency optimization, a narrow-band fiber Bragg grating (FBG) and a section of single mode fiber to ...
Jun Ye   +3 more
doaj   +1 more source

Extreme Narrowing of the Distributed Feedback Fiber Laser Linewidth Due to the Rayleigh Backscattering in a Single-Mode Fiber: Model and Experimental Test

open access: yesPhotonics, 2022
We present our theoretical model and experimental results on the extreme linewidth narrowing of an erbium-doped fiber distributed feedback (DFB) laser due to an additional random DFB via Rayleigh backscattering in a long single-mode fiber connected to ...
Mikhail I. Skvortsov   +8 more
doaj   +1 more source

Communication-Efficient Distributed SGD with Error-Feedback, Revisited

open access: yesInternational Journal of Computational Intelligence Systems, 2021
We show that the convergence proof of a recent algorithm called dist-EF-SGD for distributed stochastic gradient descent with communication efficiency using error-feedback of Zheng et al., Communication-efficient distributed blockwise momentum SGD with ...
Tran Thi Phuong, Le Trieu Phong
doaj   +1 more source

Periodic structures for integrated optics [PDF]

open access: yes, 1977
This paper deals with the theory and device applications of periodic thin-film waveguides. Topics treated include mode solutions, optical filters, distributed feedback lasers (DFB), distributed Bragg reflector (DBR) lasers, grating couplers, and phase ...
Nakamura, Michiharu, Yariv, Amnon
core   +1 more source

Recent Advances in Room Temperature, High-Power Terahertz Quantum Cascade Laser Sources Based on Difference-Frequency Generation

open access: yesPhotonics, 2016
We present the current status of high-performance, compact, THz sources based on intracavity nonlinear frequency generation in mid-infrared quantum cascade lasers.
Quanyong Lu, Manijeh Razeghi
doaj   +1 more source

Self-Injection Locking of a Distributed Feedback Laser Diode Using a High-Finesse Fabry-Perot Microcavity

open access: yesApplied Sciences, 2019
Optical microcavities have been widely used in nonlinear optics, quantum optics, and laser technologies. Here we demonstrate the self-injection locking of a distributed feedback diode laser using home-made high-finesse Fabry-Perot microcavity.
Xing Wei, ZhenDa Xie, Shi-Ning Zhu
doaj   +1 more source

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