搜索结果: 1-15 共查到“光学工程 Continuous-Wave”相关记录15条 . 查询时间(0.144 秒)
Widely-Tunable Continuous-Wave Single-Longitudinal- Mode Fiber Optical Parametric Oscillator
Nonlinear Optics fibers Nonlinear optics four-wave mixing
2015/5/26
A continuous-wave fiber optical parametric oscillator with a tunability of 114 nm, a wavelength span of 143 nm and single-longitudinal-mode oscillation is demonstrated. The short-term linewidth of the...
Coherent State Quantum Key Distribution with Continuous-Wave Laser Beams
Quantum optics Optical security encryption Quantum communications
2015/6/10
Continuous variable quantum key distribution relies on the transmission of weakly modulated coherent states and the detection of optical field for secure communication. In this talk, we give an overvi...
Use of discrete modulation and a continuous wave local oscillator in a 24 km continuous variable quantum key distribution system
Quantum cryptography Quantum communications
2015/6/10
We implement an experimental continuous variable quantum key distribution system over 24 km of optical fiber that uses discrete signaling and a continuous wave local oscillator. A secure key rate of 3...
Tunable Continuous-Wave Fiber Optical Parametric Oscillator with 1-W Output Power
Fiber optics amplifiers oscillators Fiber optics communications Nonlinear optics fibers
2015/6/4
We report on a CW fiber OPO, whose output wavelength can be tuned over the 1463-1674nm range, by means of a tunable intracavity filter. Over 1W of output power can be extracted at long wavelengths.
Continuous wave terahertz spectrometer based on two DFB laser diodesbased on two DFB laser diodes
terahertz continuous wave spectroscopy Bragg structure
2011/5/6
In this paper, a continuous wave (cw) spectrometer in the far infrared range is presented.
Electromagnetic radiation is generated via photomixing phenomena and covers frequencies
between about 50 GH...
Single-Longitudinal-Mode Continuous-Wave Fiber Optical Parametric Oscillator
Single-Longitudinal-Mode Continuous-Wave Fiber Optical Parametric Oscillator
2015/7/16
Single-longitudinal-mode fiber optical parametric oscillator is realized by resonating independently the signal and idler frequencies in two separate optical cavities, combined with a sub-ring cavity ...
Continuous-Wave One-Pump Fiber Optical Parametric Amplifier with 270 nm Gain Bandwidth
Pump Fiber Optical Parametric Amplifier
2015/7/14
We report operation of a continuous-wave one-pump fibre OPA with net gain between 1447 nm and 1717 nm. We used a 114 m long step-index highly-nonlinear fibre, and 5 W of pump power.
Effect of energy pooling collisions in formation of a cesium plasma by continuous wave resonance excitation
laser collisional ionization energy pooling plasma cesium
2011/5/6
The generation of plasma in cesium vapor excited by cw laser is investigated theoretically. We
have developed a computational model which quantitatively explains the laser power dependences
of elect...
High-Efficiency Intracavity Continuous-Wave Green-Light Generation by Quasiphase Matching in a Bulk Periodically Poled MgO:LiNbO3 Crystal
Quasiphase Matching LiNbO3 Crystal
2008/10/31
908 mW of green light at 532 nm were generated by intracavity quasiphase matching in a bulk periodically poled MgO:LiNbO3 (PPMgLN) crystal. A maximum optical-to-optical conversion efficien...
Wavelength Demultiplexer Based on a Continuous-Wave Bismuth-Oxide Fiber Optical Parametric Amplifier
Wavelength Demultiplexer Continuous-Wave Bismuth-Oxide Fiber Optical Parametric Amplifier
2015/8/6
We used the sub-nanometer bandwidth of a bismuth-oxide fiber OPA for demultiplexing 10Gb/s channels 100GHz apart with penalty <2dB. We obtained -20dB of crosstalk, with 2.5W of CW pump power.
Continuous-Wave Bismuth-Oxide One-Pump Fiber Optical Parametric Amplifier
Continuous-Wave Bismuth-Oxide One-Pump Fiber Optical Parametric Amplifier
2015/8/4
We obtained 6dB gain with a one-pump fiber OPA using a 3-m long Bi-HNLF fiber. Pump power was 30.2dBm.SBS suppression required 300MHz PRBS phase modulation.
Fiber-Optic Brillouin Distributed Discrimination of Strain and Temperature with 11-cm Spatial Resolution Using Correlation-Based Continuous-Wave Technique
Fiber-Optic Brillouin Distributed Discrimination Temperature Spatial Resolution Continuous-Wave Technique
2015/8/3
11-cm spatial-resolution distributed discrimination of strain and temperature is realized by measuring the Brillouin frequency shift and the birefringence from monitoring the dynamic grating spectrum ...
High power (>1 W) room-temperature (300 K) 980 nm continuous-wave AlGaAs/InGaAs/GaAs semiconductor lasers
high power semiconductor laser
2011/5/4
A technology of high power, continuous-wave (CW) semiconductor lasers has been elaborated. AlGaAs/InGaAs/GaAs heterostructures, grown by molecular beam epitaxy (MBE), were used to fabricate laser diod...
High-average-power and high-conversion-efficiency continuous wave mode-locked Nd:YVO4 laser with a semiconductor absorber mirror
High-average-power High-efficiency CW mode-locked
2011/12/19
A high-power continuous wave (cw) mode-locked Nd:YVO4 solid-state laser was demonstrated by use of a semiconductor absorber mirror (SAM). The maximum average output power was 8.1W and the optic-to-opt...
High-average-power and high-conversion-efficiency continuous wave mode-locked Nd:YVO4 laser with a semiconductor absorber mirror
High-average-power High-efficiency CW mode-locked
2011/12/15
A high-power continuous wave (cw) mode-locked Nd:YVO4 solid-state laser was demonstrated by use of a semiconductor absorber mirror (SAM). The maximum average output power was 8.1W and the optic-to-opt...