搜索结果: 1-10 共查到“光学工程 SBS”相关记录10条 . 查询时间(0.056 秒)
Suppression of SBS in a photonic crystal fiber with periodically-varied core diameter
Suppression SBS photonic crystal fiber periodically-varied core diameter
2011/5/20
We experimentally demonstrate 7dB improvement in Brillouin suppression in a photonic crystal fiber by periodically varying the size of the air-hole-structure by only 7% amplitude while keeping a low a...
Demonstration of Polarization Insensitive Wavelength Conversion of 112-Gb/s Polarization Multiplexed RZ- QPSK Signals Using Bismuth-Oxide-based Nonlinear Optical Fiber with High SBS Threshold
Fiber Optics Communications Networks
2010/6/10
Polarization insensitive wavelength conversion by employing a dual pump scheme in 112-Gb/s polarization-multiplexed RZ-QPSK system has been realized by using a 2-m Bismuth-Oxide-based nonlinear optica...
Characterization of SBS Gain and Loss Spectra Using Fresnel Reflections and Interaction of Two Sidebands
Fiber characterization Scattering stimulated Brillouin
2010/6/4
A compact single-ended setup for stimulated Brillouin scattering (SBS) spectra characterization is proposed based on microwave modulated optical sidebands and Fresnel reflection in optical fibers. The...
In-Band SBS Suppression for Optical High Power Transmitter
Fiber optics optical communications
2010/6/4
No observable implementation loss is demonstrated with an in-band carrier frequency dithering technique to suppress stimulated Brillouin scattering (SBS) in a 50-W optical BPPM transmitter, contrast t...
Principle of the Phase Controlling of the SBS Wave and its Application to the Beam Combination Laser for the Laser Fusion Driver
Stimulated Brillouin scattering Phase control Phase conjugate mirror
2009/6/1
The phase control of the stimulate Brillouin scattering (SBS) wave by a standing wave is the most important technique for the realization of the beam combination laser system. In this work, a theoreti...
带SBS位相共轭镜的Na：YAG激光振荡器及放大器
位相共轭 放大器 激光振荡
2008/10/6
该项成果应用了受激布里渊散射位相共轭的理论，发现并探索了位相共轭这一新领域，发展了它在固体激光系统的新应用范围。其内容包括：带SF6高压气池位相共轭镜的Na:YAG激光振荡器，输出能量200mj以上，脉宽25ns，发散角小于0.5mrad。SF6高压气池位相共轭双程Na:YAG激光放大器，输出能量达730mj，脉宽12ns，发散角＜0.5mra，稳定度5%。该成果对非线性光学的发展起推动作用，并为...
Improvement of FWM Conversion Efficiency by SBS-suppressed Highly Nonlinear Dispersion-Decreasing Fiber with a Strain Distribution
FWM Conversion Efficiency SBS-suppressed Nonlinear Dispersion-Decreasing Fiber
2008/7/31
We demonstrated 8dB SBS-suppression and a uniform dispersion simultaneously by down-sized dispersion-decreasing HNLF applying distributed strain. FWM wavelength conversion efficiency of -2dB was achie...
Slow Light and Stored Light using SBS in an Optical Fiber
Slow Light Stored Light SBS Optical Fiber
2008/7/30
Recently, slow light and stored light has been achieved in room temperature optical fibers at telecommunication wavelengths, which is accelerating the transition of these techniques to applications. T...
在激光大气传输中利用SBS阈值效应实现小面积信标的研究
受激布里渊散射（SBS） 阈值 信标
2008/4/23
在理论上建立起将受激布里渊散射（SBS）与激光大气传输过程相结合的激光补偿传输的数学模型,并进行了数值模拟，提出并证明了利用SBS阈值效应可以将相位共轭光会聚到目标上一个小面积上，从而在目标上主动获得小面积信标光斑。利用SBS实现激光大气补偿传输（传输距离250m）的实验研究,证实了上述理论预期。
Research of compound Nd:YAG phase-conjugate resonator with stimulated Brillouin scattering (SBS) cell
nonlinear optical stimulated Brillouin scattering (SBS) phase-conjugation compound resonator
2005/1/26
How to improve the quality of output beam of phase conjugation cavity is a problem. In this paper, the output characteristic of compound phase-conjugate resonator with stimulated Brillouin scattering ...