Results 11 to 20 of about 12,185 (275)
Advances in narrow linewidth diode lasers [PDF]
Science China Information Sciences, 2019 The era of smart travel has arrived, and the need for high precision lidar detection technology is increasing. With the advantages of high resolution, a strong anti-active jamming ability, small volume, light weight, and low cost, new solid-state lidars can meet the requirements of intelligent cars in the future.
Peng Jia, Yongyi Chen, Lei Liang
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Narrow-Linewidth Semiconductor Laser with Hybrid Feedback [PDF]
PhotonicsNarrow-linewidth semiconductor lasers have become indispensable devices in high-precision measurement and detection. Among various available technologies, self-injection locking plays a crucial role due to its significant ability to reduce linewidth and ...
Mingyuan Xue +6 more
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Powerful narrow linewidth random fiber laser [PDF]
Photonic 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
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Narrow Linewidth Half-Open-Cavity Random Laser Assisted by a Three-Grating Ring Resonator for Strain Detection [PDF]
Sensors, 2022 A stabilized narrow-linewidth random fiber laser for strain detection, based on a three-grating ring (TGR) resonator and half-open-cavity structure, is proposed and investigated experimentally.
Bing Lv +4 more
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Impedance self-matching ultra-narrow linewidth fiber resonator by use of a tunable π-phase-shifted FBG [PDF]
Scientific Reports, 2017 In this paper, we present a novel ultra-narrow linewidth fiber resonator formed by a tunable polarization maintaining (PM) π-phase-shifted fiber Bragg grating and a PM uniform fiber Bragg grating with a certain length of PM single mode fiber patch cable ...
Mingyong Jing +6 more
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Subwavelength-grating coupled-cavity resonance VCSELs with ultra-narrow linewidth [PDF]
APL PhotonicsVertical-cavity surface-emitting lasers (VCSELs) characterized by compactness, high stability, and narrow linewidths are of significant interest for miniature atomic sensing applications.
Li-shan Fu +6 more
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Optical frequency domain reflectometry with a narrow linewidth fiber laser [PDF]
IEEE Photonics Technology Letters, 2000 The present a new optical frequency domain reflectometer based on a tunable fiber laser with a very narrow linewidth (about 10 kHz). This instrument performs reflectivity measurements with -110 dB sensitivity and 80 dB dynamic range. The narrow linewidth
B Huttner, G Ribordy
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Dual-cavity feedback assisted DFB narrow linewidth laser [PDF]
Scientific Reports, 2017 Single longitudinal mode (SLM) distributed feedback (DFB) lasers with a linewidth lower than a few kHz find applications in many coherent detection systems.
Shihong Huang +6 more
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Linewidth narrowing in Raman lasers
APL PhotonicsRaman lasers are well known for wavelength shifting and beam clean up, but less so for linewidth narrowing. Recent advances in design and material choice have enabled stable single frequency operation and the opportunity to investigate their narrow ...
R. L. Pahlavani +3 more
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Integrated Electro‐Optically Tunable Narrow‐Linewidth III–V Laser [PDF]
Advanced Photonics ResearchHerein, an integrated electro‐optically tunable narrow‐linewidth III–V laser with an output power of 738.8 μW and an intrinsic linewidth of 45.55 kHz at the C band is demonstrated.
Yiran Zhu +10 more
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