搜索结果: 1-15 共查到“理学 laser-induced”相关记录19条 . 查询时间(0.14 秒)
Damage to the bulk of transparent optical media can occur in amorphous, polymeric, polycrystalline or crystalline materials. Research into, and measurements of phenomena that influence the damage proc...
Under-the-barrier dynamics in laser-induced relativistic tunneling
Under-the-barrier dynamics laser-induced relativistic tunneling Atomic Physics
2012/5/29
The tunneling dynamics in relativistic strong-field ionization is investigated with the aim to develop an intuitive picture for the relativistic tunneling regime. We demonstrate that the tunneling pic...
On the divergence of time-dependent perturbation theory applied to laser-induced molecular transitions: Analytical calculations (1)
time-dependent perturbation theory laser-induced molecular transitions Analytical calculations Mathematical Physics
2012/4/18
Shaped laser pulses are a powerful tool to induce population transfer between electronic molecular states, and time-dependent perturbation theory is suitable for a description of such a transfer in we...
Causality and quantum interference in time-delayed laser-induced nonsequential double ionization
Causality quantum interference time-delayed laser-induced nonsequential double ionization
2011/8/5
Abstract: We perform a detailed analysis of the importance of causality within the strong-field approximation and the steepest descent framework for the recollision-excitation with subsequent tunnelin...
Strain-tuning of quantum dot optical transitions via laser-induced surface defects
Strain-tuning quantum dot optical transitions laser-induced surface defects
2011/8/17
Abstract: We discuss the fine-tuning of the optical properties of self-assembled quantum dots by the strain perturbation introduced by laser-induced surface defects. We show experimentally that the qu...
A Non-linearized PLS Model Based on Multivariate Dominant Factor for Laser-induced Breakdown Spectroscopy Measurements
LIBS, partial least square, quantitative measurement laser diagnostics
2011/8/29
A multivariate dominant factor based non-linearized PLS model is proposed. The intensities of different lines were taken to construct a multivariate dominant factor model, which describes the dominant...
Spectrum standardization for laser-induced breakdown spectroscopy measurements
LIBS Normalization quantitative measurement plasma property
2011/8/29
This paper presents a spectra normalization method for laser-induced breakdown spectroscopy (LIBS) measurements by converting the recorded characteristic line intensity at varying conditions to the in...
Ultrafast Molecular Imaging by Laser Induced Electron Diffraction
Ultrafast Molecular Imaging by Laser Electron Diffraction
2010/10/21
We address the feasibility of imaging geometric and orbital structure of a polyatomic molecule
on an attosecond time-scale using the Laser Induced Electron Diffraction, LIED, technique [T. Zuo et al....
Laser-Induced Optical Breakdown in Methane：Diagnostic Using H-Gamma Line Broadening
Laser-Induced Optical Breakdown H-Gamma Line Broadening Methane
2009/9/4
Measurements and analysis are reported of Stark-broadened profiles of the H-gamma line emitted from plasma formed by Laser-Induced Optical Breakdown (LIOB) in a pulsed methane flow. Electron densities...
A flow-tube based laser-induced fluorescence instrument to measure OH reactivity in the troposphere
flow-tube based laser-induced fluorescence instrument OH reactivity troposphere
2010/2/8
A field instrument utilising the artificial generation of OH radicals in a sliding injector flow-tube reactor with detection by laser-induced fluorescence spectroscopy has been developed to measure th...
Laser induced damage of multilayer coatings for 248 nm
Laser induced damage Excimer laser Antireflection coating
2009/6/1
Antireflection coatings (AR), beam splitter coatings (BS) and high-reflectance coatings (HR) were prepared to study the effect of material properties and stack structures on the laser induced damage b...
An Experimental Study on Micro-Bubble Generation by Laser-Induced Breakdown in Water
Micro-Bubble Nano-Bubble Laser-Induced Breakdown
2009/6/1
This paper reports a detailed experimental investigation of bubbles with various diameters generated by laser-induced breakdown in water, which is an important issue in the field of laser medical care...
Measurements of OH and HO2 concentrations during the MCMA-2006 field campaign – Part 1: Deployment of the Indiana University laser-induced fluorescence instrument
OH HO2 MCMA-2006 field campaign laser-induced fluorescence instrument
2009/3/13
Measurements of tropospheric hydroxyl (OH) and hydroperoxy (HO2) radicals were made during the MCMA (Mexico City Metropolitan Area) field campaign as part of the MILAGRO (Megacity Initiative: Local an...
Intercomparison of peroxy radical measurements obtained at atmospheric conditions by laser-induced fluorescence and electron spin resonance spectroscopy
peroxy radical measurements atmospheric conditions laser-induced fluorescence electron spin resonance spectroscopy
2010/2/8
Measurements of hydroperoxy radical (HO2) and organic peroxy radical (RO2) concentrations were performed by two different techniques in the atmospheric simulation chamber SAPHIR in Jülich, Germany. Th...
Validation of the calibration of a laser-induced fluorescence instrument for the measurement of OH radicals in the atmosphere
laser-induced fluorescence instrument OH radicals atmosphere
2009/2/24
An assessment of the accuracy of OH concentrations measured in a smog chamber by a calibrated laser-induced fluorescence (LIF) instrument has been made, in the course of 9 experiments performed to stu...