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STITCHING TYPE LARGE APERTURE DEPOLARIZER FOR GAS MONITORING IMAGING SPECTROMETER
Polarization Depolarizer Muller matrix Imaging Spectrometer Stitching Numerical Analysis
2018/5/15
To increase the accuracy of radiation measurement for gas monitoring imaging spectrometer, it is necessary to achieve high levels of depolarization of the incoming beam. The preferred method in space ...
Spectrometric Measurement of Plasma Parameters Utilizing the Target Ambient Gas O I & N I Atomic Lines in LIBS Experiment
LIBS Self Absorption O I-N I Lines Plasma Parameters
2013/1/30
In this article, we shall report the results of the spectroscopic measurements of the plasma parameters utilizing the spectral lines emitted from the air atoms surrounding plasma (O I line at 777.19 n...
Trace Gas Detection from Plant Leaves, Flowers and Seeds Using Conventional and Photothermal Light Deflection Spectroscopy
Photothermal Deflection Spectroscopy Deflection Spectroscopy Trace Detection
2013/1/30
Photothermal deflection spectroscopy is a method used indirectly to measure optical absorption of a sample. Different techniques can be employed to measure the amount of deflection, hence evaluate opt...
Filamentation and Energetic Electron Generation in a Plasma Produced from a High Density Gas Jet Irradiated by a TW Laser Pulse
Energetic electron beam Filamentation TW Ti:sapphire laser pulse
2009/6/15
Emission of a well-collimated energetic electron beam has been observed from a plasma of which electron density is higher than 1020 cm-3 produced by a TW Ti:sapphire laser pulse. The maximum energy of...
Gas Temperature Analysis of Laser Gain Medium in a Slab-type Radio-frequency-discharge-excited CO2 Laser
DFB laser Absorption spectroscopy CO2 absorption lines
2009/6/1
An optical method of temperature measurement to analyze CO2 laser active medium based on near-infrared absorption spectroscopy with a 1.6-µm distributed-feedback (DFB) semi- conductor laser is d...
Characteristics of High-order Harmonic Generation in Carbon Dioxide Gas Jet
High-order harmonic generation Alignment, Molecule Laser intensity
2009/6/1
Angular characteristics of high-order harmonic generation from aligned CO2 molecules have been investigated. The modulation inversion of harmonic yield with respect to molecular alignment can be alter...
High temperature LTCC package for SiC-based gas sensor
thick-film low temperature co-fired ceramics (LTCC) packaging
2011/5/10
A rapid progress in the development of semiconductor microelectronics is still observed. Miniaturization process of electronic devices is closely connected to packaging issues. In many cases package i...
Gas temperature measurements using wavelength modulation spectroscopy at 1.39 μm
combustion gas temperature measurements
2011/5/6
Gas temperature measurements in a combustion system by using wavelength modulation spectroscopy 2f ratio of two selected transitions method were presented for 1.39 μm. Wavelength modulation was perfor...
Nanoporous silica glass sensibilisation in respect to the gas components detection
silicate porous glasses glass surface properties
2011/5/5
Techniques and technology for a specific surface treatment of the nanoporous (~8 nm) silicate glass is presented and discussed. That treatment is aimed at the achievement of the sample sensitivity to ...
期刊信息
篇名
Distributed optical fiber Bragg grating sensor for simultaneous measurement of pressure and tempreature in the oil and gas downhole
语种
英文
撰写或编译
作者
Qiao Xueguang,Fiddy
第一作者单位
刊物名称
SPIE
页面
Vol. ...
Study of the pulsed laser vapor doping of the Si (100) with KrF excimer laser and BCl3 gas
2007/7/28
期刊信息
篇名
Study of the pulsed laser vapor doping of the Si (100) with KrF excimer laser and BCl3 gas
语种
中文
撰写或编译
撰写
作者
Wei Lin Shi,Xiying Ma
第一作者单位
绍兴文理学院
刊物名称
Applied Surface Science
页面
Vol. 230, 44–49...
In the paper, a gas optoelectronic sensor based on interferometric structure has been presented. Active polymer Nafion® layer deposited at the top of the optical fibre forms the Fabry–Perot interf...
The authors demonstrate a detection system of EUV radiation pulses. The system provides energy measurements with uncertainty of 7.3% in the range of wavelengths 13.5 ± 0.5 nm (FWHM = 7.3%). The calibr...
Metrology of Mo/Si multilayer mirrors at 13.5 nm with the use of a laser-produced plasma extreme ultraviolet (EUV) source based on a gas puff target
laser-produced plasma extreme ultraviolet (EUV) source
2011/5/3
In this paper an application of a recently developed laser plasma source of extreme ultraviolet (EUV) for optical measurements of optical characteristics of Mo/Si multilayer mirrors is presented. The ...
Sol-gel coatings for electrical gas sensors
gas sensor sensor sol-gel layer sol-gel technology
2011/4/28
The influence of volatile organic compound vapours of TiO2 gas-sensing layers prepared via the sol-gel technique was investigated. The sol-gel-derived layers were tested in the environment of alcohols...