搜索结果: 1-15 共查到“光学工程 Temperature”相关记录75条 . 查询时间(0.246 秒)
Distributed Temperature Sensing Using Stimulated-Brillouin-Scattering-Based Slow Light
Distributed temperature sensing stimulated Brillouin scattering slow light
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2016/12/2
Distributed temperature sensing has been achieved by spatially resolved measurement of the probe time delay resulted from stimulated-Brillouin-scattering slow light. The temperature of a particular fi...
Three-dimensional self-assembled photonic crystals with high temperature stability for thermal emission modification
Three-dimensional self-assembled photonic crystals temperature stability thermal emission modifi cation
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2015/8/7
Selective thermal emission in a useful range of energies from a material operating at high temperatures is required for effective solar thermophotovoltaic energy conversion.Three-dimensional metallic ...
Measurements of Plasma Electron Temperature Utilizing Magnesium Lines Appeared in Laser Produced Aluminum Plasma in Air
LIBS Self Absorption Mg-Lines Plasma Parameters
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2013/1/30
We have utilized the relative intensity of magnesium lines originated from the Mg I at 285.2 nm and Mg II at 280.27, 279.55 nm to measure the plasma electron temperature. The plasma was produced via i...
Temperature Dependence of the Raman Intensity and the Bandwidth Close to the Order-Disorder Phase Transition in NaNO3
Raman Intensity Bandwidth NaNO3
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2013/1/30
We analyze the temperature dependence of the Raman intensity using the experimental data according to a power-law formula close to the order-disorder transition (Tc = 549 K) in NaNO 3. From this analy...
A low temperature X-ray single-crystal diffraction and polarised infra-red study of epidote
epidote low-temperature X-ray single-crystal diffraction polarised single crystal FTIR structurally incorporated water hydrogen bonding.
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2014/5/20
The effects of low-temperature on the crystal structure of a natural epidote [Ca1.925 Fe0.745Al2.265Ti0.004Si3.037O12(OH), a=8.8924(7), b=5.6214(3), c=10.1547(6)Å and β= 115.396(8)° at room condi...
Flexible Optical Waveguide Bent Loss Attenuation Effects Analysis and Modeling Application to an Intrinsic Optical Fiber Temperature Sensor
Optical Fiber Losses Curvature Sensor Temperature Micro Technology
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2013/1/30
The temperature dependence of the bending loss light energy in multimode optical fibers is reported and analyzed. The work described in this paper aims to extend an initial previous analysis concernin...
Temperature-Independent Fiber Bending Sensor Based on a Superimposed Grating
Bending measurement fiber-optic sensor super-imposed grating tilted fiber Bragg grating (TFBG)
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2013/5/27
A compact fiber bending sensor has been presented by superimposing a uniform fiber Bragg grating (FBG) into a tilted fiber Bragg grating (TFBG). The reflection of FBG is modulated by the same bandwidt...
Room-temperature operation type-II GaSb/GaAs quantum-dot infrared light-emitting diode
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2011/11/18
A GaSb/GaAs quantum-dot light-emitting diode (QD LED) with a single GaSb QD layer is investigated in this paper. The room-temperature photoluminescence (PL) peak blue shift with increasing excitation ...
Simultaneous measurement of curvature and temperature based on PCF-based interferometer and fiber Bragg grating
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2013/5/27
A sensor head cons is t in g of a photonic cr ystalfiber ( PCF)-b ased Mac h –Zehnderinterferometer(MZI) anda fiber Bragg grating (F BG) i s proposed and experimentally demo nstrated for simultaneous ...
Temperature dependence of surface phonon polaritons from a quartz grating
Temperature dependence surface phonon polaritons quartz grating
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2015/8/10
We report the temperature dependence of the surface phonon polariton (SPhP) spectra of a-SiO2(quartz), propagated to the far-field by a grating, in the temperature range between 300 K and 800 K....
A fiber loop mirror temperature sensor demodulation technique using a long-period grating in a photonic crystal fiber and a band-pass filter
fiber loop mirror temperature sensor demodulation technique a long-period grating in a photonic crystal fiber a band-pass filter
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2013/5/27
A fiber loop mirror (FLM) temperature sensor using a long-period grating (LPG) written in a photonic crystal fiber (PCF) and a band-pass filter as a demodulator is proposed. By utilizing the stable fi...
A Temperature-Insensitive Twist Sensor by Using Low-Birefringence Photonic-Crystal-Fiber-Based Sagnac Interferometer
Birefringence low-birefringence photonic crystal fi ber optical fi ber twist sensor Sagnac interferometer
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2013/5/27
An optical fi ber twist sensor is proposed by using solid core low birefringence photonic crystal fi ber (LB-PCF)-based Sagnac interferometer. The twist effects on the fi ber are theoret-ically analyz...
Novel temperature-insensitive fiber Bragg grating sensor for displacement measurement
Displacement Fiber Bragg grating Sensor
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2013/5/27
A novel temperature-insensitive displacement sensor based on a fiber Bragg grating (FBG) is presented. A FBG is glued onto the surface of a specially designed cantil...
High-sensitivity temperature sensor based on an alcohol-filled photonic crystal fiber loop mirror.
High-sensitivity temperature sensor an alcohol-filled photonic crystal fiber loop mirror.
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2013/5/27
A compact temperature sensor based on a fiber loop mirror (FLM) combined with an alcohol-filled high-birefringence photonic crystal fiber (PCF) is proposed and experimentally demonstrated. The output ...
High Speed High Temperature Stable 980 nm VCSELs Operating Error-Free at 25 Gbit/s up to 85 °C for Short Reach Optical Interconnects
Vertical cavity surface emitting lasers Optical communications
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2015/5/25
We present high speed highly temperature stable 980 nm VCSELs for short reach optical interconnects operating error-free at 25 Gbit/s from room temperature up to 85 °C without adjustment of the drivin...