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RSS2010 Vol. 22, No. 09
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2010,
22.
Abstract:
Intensity fluctuation in linearly chirped Gaussian pulse stacking(LCGPS) is studied systematically based on spectral analysis. Two-pulse LCGPS and multi-pulse LCGPS are analyzed with simulations based on Fourier transform. The variation of fluctuatio...
Intensity fluctuation in linearly chirped Gaussian pulse stacking(LCGPS) is studied systematically based on spectral analysis. Two-pulse LCGPS and multi-pulse LCGPS are analyzed with simulations based on Fourier transform. The variation of fluctuatio...
2010,
22.
Abstract:
The thermal analysis of glass-fiber/epoxy composite has been carried out with a thermogravimetric analyzer in air and in nitrogen, respectively. The heat of ablation in air is 3 125 to 3 440 J/g, while no obvious oxidation exothermal peak appears in ...
The thermal analysis of glass-fiber/epoxy composite has been carried out with a thermogravimetric analyzer in air and in nitrogen, respectively. The heat of ablation in air is 3 125 to 3 440 J/g, while no obvious oxidation exothermal peak appears in ...
2010,
22.
Abstract:
The maximum range of a laser range finder has been tested by measuring the extinction ratio outdoors and the time-sequence gain coefficient ratio indoors. Other major parameters, such as ranging accuracy, gating range, gating accuracy, range resoluti...
The maximum range of a laser range finder has been tested by measuring the extinction ratio outdoors and the time-sequence gain coefficient ratio indoors. Other major parameters, such as ranging accuracy, gating range, gating accuracy, range resoluti...
2010,
22.
Abstract:
Three-dimension heat transfer finite-element model in electro-optic crystal, which is orthotropic and actively heated by resistance wire, is established. Based on the model, thermo-effects are analyzed in the plasma electrodes Pockels cell. A thermo-...
Three-dimension heat transfer finite-element model in electro-optic crystal, which is orthotropic and actively heated by resistance wire, is established. Based on the model, thermo-effects are analyzed in the plasma electrodes Pockels cell. A thermo-...
2010,
22.
Abstract:
Using a high resolution continuous-wave mid-infrared difference frequency generation spectrometer and a long adjustable optical path White cell, water vapor pressure broadening coefficients for 22 transitions in the R branch and last 4 transitions in...
Using a high resolution continuous-wave mid-infrared difference frequency generation spectrometer and a long adjustable optical path White cell, water vapor pressure broadening coefficients for 22 transitions in the R branch and last 4 transitions in...
2010,
22.
Abstract:
The paper studies the optical performance of a new sub-wavelength nanostructure which consists of non-close-packed polycrystalline colloidal crystals fabricated by dip-coating. Effective medium theory (EMT) is used to analyze the optical property of ...
The paper studies the optical performance of a new sub-wavelength nanostructure which consists of non-close-packed polycrystalline colloidal crystals fabricated by dip-coating. Effective medium theory (EMT) is used to analyze the optical property of ...
2010,
22.
Abstract:
An efficient laser -diode(LD) pumped Nd:YAG extracavity frequency conversion all -solid -state quasi -continuous -wave(QCW) ultraviolet laser at 266nm was reported. The laser adopted LBO and BBO as the second and fourth harmonic generation crystals, ...
An efficient laser -diode(LD) pumped Nd:YAG extracavity frequency conversion all -solid -state quasi -continuous -wave(QCW) ultraviolet laser at 266nm was reported. The laser adopted LBO and BBO as the second and fourth harmonic generation crystals, ...
2010,
22.
Abstract:
To improve the fiber-coupling efficiency of free space optical communication systems, an adaptive optics system based on blind optimization is suggested to correct wavefront aberrations caused by atmospheric turbulences. The system adopts no wavefron...
To improve the fiber-coupling efficiency of free space optical communication systems, an adaptive optics system based on blind optimization is suggested to correct wavefront aberrations caused by atmospheric turbulences. The system adopts no wavefron...
2010,
22.
Abstract:
连续波DF/HF化学激光器气膜冷却式喷管流场数值分析 李 兰， 袁圣付， 华卫红， 姜宗福 (国防科学技术大学 光电科学与工程学院, 长沙 410073) 摘要：在连续波DF/HF化学激光器主喷管收缩段采用气膜冷却方式，从3维离散小孔注入氦气射流以隔离壁面和主气流。通过对3种气膜孔排布方式下喷管内主气流状态进行数值模拟研究，分析氦气与主气流之间的相互作用，比较了不同方式下主气流氟原子冻结效率及壁面冷却效果。考虑到DF/HF化学激光器主喷管结构尺寸较小，采用适当间隔的单排圆孔注入是现实可行的,并有...
连续波DF/HF化学激光器气膜冷却式喷管流场数值分析 李 兰， 袁圣付， 华卫红， 姜宗福 (国防科学技术大学 光电科学与工程学院, 长沙 410073) 摘要：在连续波DF/HF化学激光器主喷管收缩段采用气膜冷却方式，从3维离散小孔注入氦气射流以隔离壁面和主气流。通过对3种气膜孔排布方式下喷管内主气流状态进行数值模拟研究，分析氦气与主气流之间的相互作用，比较了不同方式下主气流氟原子冻结效率及壁面冷却效果。考虑到DF/HF化学激光器主喷管结构尺寸较小，采用适当间隔的单排圆孔注入是现实可行的,并有...
2010,
22.
Abstract:
Considering the changes of the background refractive index and the period of the volume Bragg grating (VBG) induced by surface thermal distortion, which further lead to the change of the dielectric constant of the VBG, the propagation properties of G...
Considering the changes of the background refractive index and the period of the volume Bragg grating (VBG) induced by surface thermal distortion, which further lead to the change of the dielectric constant of the VBG, the propagation properties of G...
2010,
22.
Abstract:
The temperature distribution inside KTP crystal was calculated by finite element analysis accurately. The phase matching angles, walk-off angles, tolerance angles and effective nonlinear coefficient of type Ⅱ KTP crystal were calculated according to ...
The temperature distribution inside KTP crystal was calculated by finite element analysis accurately. The phase matching angles, walk-off angles, tolerance angles and effective nonlinear coefficient of type Ⅱ KTP crystal were calculated according to ...
2010,
22.
Abstract:
The frequency-domain interferometry has been used to study the properties of shock waves driven by the femtosecond laser. The observation results of shock waves driven by a 0.7 mJ, 35 fs pulse laser with the intensity of 1014W/cm2 level in a 200 nm-t...
The frequency-domain interferometry has been used to study the properties of shock waves driven by the femtosecond laser. The observation results of shock waves driven by a 0.7 mJ, 35 fs pulse laser with the intensity of 1014W/cm2 level in a 200 nm-t...
2010,
22.
Abstract:
In order to research the hard damage effect on visible light CCD imaging system of off-band laser irradiation, one type of visible light imaging camera was irradiated by a continuous-wave chemical oxygen-iodine laser. Experiments with different camer...
In order to research the hard damage effect on visible light CCD imaging system of off-band laser irradiation, one type of visible light imaging camera was irradiated by a continuous-wave chemical oxygen-iodine laser. Experiments with different camer...
2010,
22.
Abstract:
The H Balmer emission lines have been measured on a high-pressure microwave plasma apparatus with pure hydrogen at 2.45 GHz. The broadening caused by Stark effect was obtained by separating (deconvolution) the Doppler broadening and instrumental broa...
The H Balmer emission lines have been measured on a high-pressure microwave plasma apparatus with pure hydrogen at 2.45 GHz. The broadening caused by Stark effect was obtained by separating (deconvolution) the Doppler broadening and instrumental broa...
2010,
22.
Abstract:
The atmospheric electron-beam produced air plasma attracts intensive attentions recently. Based on a Monte Carlo toolkit named Geant4, a model including complete physics processes is established to simulate the passage of the electron beam in air in ...
The atmospheric electron-beam produced air plasma attracts intensive attentions recently. Based on a Monte Carlo toolkit named Geant4, a model including complete physics processes is established to simulate the passage of the electron beam in air in ...
2010,
22.
Abstract:
Elliptical crystal spectrometers are key instruments to detect the line spectra of soft X-rays in Z-pinch diagnostics. This paper deals with the data processing for an elliptical crystal spectrometer. Taking the diagnostic results obtained in a neon ...
Elliptical crystal spectrometers are key instruments to detect the line spectra of soft X-rays in Z-pinch diagnostics. This paper deals with the data processing for an elliptical crystal spectrometer. Taking the diagnostic results obtained in a neon ...
2010,
22.
Abstract:
Virtual confocal unstable resonator has high beam quality, and corner cube resonator has the advantage of free-of-adjustment. To obtain resonators with these advantages, the scheme of virtual confocal unstable resonator with sphere corner cube prism ...
Virtual confocal unstable resonator has high beam quality, and corner cube resonator has the advantage of free-of-adjustment. To obtain resonators with these advantages, the scheme of virtual confocal unstable resonator with sphere corner cube prism ...
2010,
22.
Abstract:
The research on in-line phase-contrast imaging with laser-based hard X-ray source was carried out on Shanghai “Shenguang Ⅱ” laser facility, in which the X-rays emitted from laser-produced plasma Ti targets passed through the pinhole with diameter 10 ...
The research on in-line phase-contrast imaging with laser-based hard X-ray source was carried out on Shanghai “Shenguang Ⅱ” laser facility, in which the X-rays emitted from laser-produced plasma Ti targets passed through the pinhole with diameter 10 ...
2010,
22.
Abstract:
A diagnostic of time-resolved spectra of scattered light has been developed using optical multichannel analyzer coupled with optical scanning camera. The time-resolved spectra could achieve a goal of SRS temporal response with 10 ps resolution and di...
A diagnostic of time-resolved spectra of scattered light has been developed using optical multichannel analyzer coupled with optical scanning camera. The time-resolved spectra could achieve a goal of SRS temporal response with 10 ps resolution and di...
2010,
22.
Abstract:
It is a new concept to reduce the wave drag of hypersonic vehicles by laser plasma, where the ignition location is an important research parameter. A second-order accurate scheme based on finite volume method and domain decomposition of structural gr...
It is a new concept to reduce the wave drag of hypersonic vehicles by laser plasma, where the ignition location is an important research parameter. A second-order accurate scheme based on finite volume method and domain decomposition of structural gr...
2010,
22.
Abstract:
The design principle of magnetic probe for current measurement through plasmas is introduced. A micro magnetic probe device is manufactured to diagnose the load current in Z-pinch experiments on pulsed power facilities, according to the actual struct...
The design principle of magnetic probe for current measurement through plasmas is introduced. A micro magnetic probe device is manufactured to diagnose the load current in Z-pinch experiments on pulsed power facilities, according to the actual struct...
2010,
22.
Abstract:
A theoretical model of signal-to-noise ratio(SNR) in interferometric imaging system is proposed by means of statistical optics. According to the theoretical model, relations between system’s SNR and parameters are analyzed numerically and some conclu...
A theoretical model of signal-to-noise ratio(SNR) in interferometric imaging system is proposed by means of statistical optics. According to the theoretical model, relations between system’s SNR and parameters are analyzed numerically and some conclu...
2010,
22.
Abstract:
Time-resolved X-ray spectroscopy has been used to study the implosion physics of indirectly driven inertial confinement fusion experiments on the SG Ⅱ laser facility. Through the use of high-Z dopants (Ar) in D2 gas, K-shell emissions, which provide ...
Time-resolved X-ray spectroscopy has been used to study the implosion physics of indirectly driven inertial confinement fusion experiments on the SG Ⅱ laser facility. Through the use of high-Z dopants (Ar) in D2 gas, K-shell emissions, which provide ...
2010,
22.
Abstract:
The lower hybrid current drive experiment has been performed on the HT-7 tokamak. The wave power varied from 100 kW to 700 kW with a frequency of 2.45 GHz. The relation between the power of lower hybrid wave and the average effective charge number an...
The lower hybrid current drive experiment has been performed on the HT-7 tokamak. The wave power varied from 100 kW to 700 kW with a frequency of 2.45 GHz. The relation between the power of lower hybrid wave and the average effective charge number an...
2010,
22.
Abstract:
This paper studies the edge enhancement imaging using a spiral zone plate(SZP), which can improve imaging quality of the border areas inside the plasma. An SZP was fabricated for the visible light imaging with the outmost width of 3 μm. Edge-enhanced...
This paper studies the edge enhancement imaging using a spiral zone plate(SZP), which can improve imaging quality of the border areas inside the plasma. An SZP was fabricated for the visible light imaging with the outmost width of 3 μm. Edge-enhanced...
2010,
22.
Abstract:
Thermal gravity analysis was applied to obtain the thermal pyrolysis behaviour of four kinds of poly (alpha-methylstyrene) of different average relative molecular mass. Experiments indicated that the pyrolysis temperature of poly (alpha-methylstyrene...
Thermal gravity analysis was applied to obtain the thermal pyrolysis behaviour of four kinds of poly (alpha-methylstyrene) of different average relative molecular mass. Experiments indicated that the pyrolysis temperature of poly (alpha-methylstyrene...
2010,
22.
Abstract:
Based on the microliquid technique, a T-microchannel droplet generator was designed and developed for the continuous fabrication of hollow foam micro-shells of controlled size. Solutions of an internal water phase, an oil phase (divinylbenzene(DVB) m...
Based on the microliquid technique, a T-microchannel droplet generator was designed and developed for the continuous fabrication of hollow foam micro-shells of controlled size. Solutions of an internal water phase, an oil phase (divinylbenzene(DVB) m...
2010,
22.
Abstract:
According to the requirements of the Shenguang Ⅱ high power laser facility, a novel piezoelectric stepper actuator was designed using piezoelectric stack as actuator element. Utilizing lever mechanism, the moving part is clamped alternatively by clam...
According to the requirements of the Shenguang Ⅱ high power laser facility, a novel piezoelectric stepper actuator was designed using piezoelectric stack as actuator element. Utilizing lever mechanism, the moving part is clamped alternatively by clam...
2010,
22.
Abstract:
High power microwave (HPM) subaerial propagation is simulated with finite difference time domain (FDTD) method. In the simulation, a mixed absorbing boundary is presented by combining perfectly matched layer (PML) with generalized perfectly matched l...
High power microwave (HPM) subaerial propagation is simulated with finite difference time domain (FDTD) method. In the simulation, a mixed absorbing boundary is presented by combining perfectly matched layer (PML) with generalized perfectly matched l...
2010,
22.
Abstract:
A rational physical model of anode grid, used to describe the electron scattering process in anode grid, was established based on the 3D Yee grid model and the time-discrete frog-leap model. According to the classical collision theory, the formulas o...
A rational physical model of anode grid, used to describe the electron scattering process in anode grid, was established based on the 3D Yee grid model and the time-discrete frog-leap model. According to the classical collision theory, the formulas o...
2010,
22.
Abstract:
This paper introduces a self-developed, three-dimensional parallelized fully-electromagnetic particle simulation code UNIPIC-3D. In the code, the electromagnetic fields are updated using the second-order, finite-difference time-domain (FDTD) method, ...
This paper introduces a self-developed, three-dimensional parallelized fully-electromagnetic particle simulation code UNIPIC-3D. In the code, the electromagnetic fields are updated using the second-order, finite-difference time-domain (FDTD) method, ...
2010,
22.
Abstract:
A code used to analyze beam-wave interaction in complex cavity is written based on the self-consistent nonlinear beam-wave interaction theory. The code is used to optimize cavity and electromagnetic parameters of a gradual transition complex cavity w...
A code used to analyze beam-wave interaction in complex cavity is written based on the self-consistent nonlinear beam-wave interaction theory. The code is used to optimize cavity and electromagnetic parameters of a gradual transition complex cavity w...
2010,
22.
Abstract:
Based on the possible application of low power, large area, inhomogeneous plasma to radar stealth, many standard commercial fluorescent lamps placed directly against each other were used to produce a inhomogeneous plasma layer (area 60 cm×52 cm, powe...
Based on the possible application of low power, large area, inhomogeneous plasma to radar stealth, many standard commercial fluorescent lamps placed directly against each other were used to produce a inhomogeneous plasma layer (area 60 cm×52 cm, powe...
2010,
22.
Abstract:
Based on the 2D band-limited Weierstrass function, the model of the rough sea surface is developed, and the effects of the fractal dimension, the frequency and amplitude factor are discussed. Considering the simulated fractal surface, the analytic ex...
Based on the 2D band-limited Weierstrass function, the model of the rough sea surface is developed, and the effects of the fractal dimension, the frequency and amplitude factor are discussed. Considering the simulated fractal surface, the analytic ex...
2010,
22.
Abstract:
Titanium-zirconium-vanadium(TiZrV) non-evaporable getter (NEG), which can be fully activated after 24 hours heating at 180 ℃, has been applied in some particle accelerators owing to its outstanding vacuum performance. In our experiments, TiZrV films ...
Titanium-zirconium-vanadium(TiZrV) non-evaporable getter (NEG), which can be fully activated after 24 hours heating at 180 ℃, has been applied in some particle accelerators owing to its outstanding vacuum performance. In our experiments, TiZrV films ...
2010,
22.
Abstract:
For deuterium clusters and methane clusters produced by specific jet nozzle, Rayleigh scattering has been employed to investigate the cluster formation process and to measure the cluster size at different gas back pressure. The comparison between Heg...
For deuterium clusters and methane clusters produced by specific jet nozzle, Rayleigh scattering has been employed to investigate the cluster formation process and to measure the cluster size at different gas back pressure. The comparison between Heg...
2010,
22.
Abstract:
The injection, acceleration and extraction of sector-separated cyclotron(SSC) are analyzed and simulated to get the transverse and longitudinal acceptance, using two typical ions 238U36+ and 70Zn10+ with the energy of 9.7 MeV/u and 5.62 MeV/u respect...
The injection, acceleration and extraction of sector-separated cyclotron(SSC) are analyzed and simulated to get the transverse and longitudinal acceptance, using two typical ions 238U36+ and 70Zn10+ with the energy of 9.7 MeV/u and 5.62 MeV/u respect...
2010,
22.
Abstract:
The main dipole power supply is the pivotal device of the Heavy Ion Research Facility in Lanzhou-Cooling Storage Ring (HIRFL-CSR) project and is the most technically demanding source. A special topology and control method has been used in the power s...
The main dipole power supply is the pivotal device of the Heavy Ion Research Facility in Lanzhou-Cooling Storage Ring (HIRFL-CSR) project and is the most technically demanding source. A special topology and control method has been used in the power s...
2010,
22.
Abstract:
This paper introduces the digital lock-in detection theory and discusses its feasibility to obtain the damping rate in turn-by-turn measurement systems. Numerical simulations of this method were carried out with Matlab. Then principle presenting beam...
This paper introduces the digital lock-in detection theory and discusses its feasibility to obtain the damping rate in turn-by-turn measurement systems. Numerical simulations of this method were carried out with Matlab. Then principle presenting beam...
2010,
22.
Abstract:
An optical transition radiation (OTR)-based measurement system has been designed to obtain the instantaneous beam divergence and spot size of Dragon-Ⅰ linear induction accelerator (LIA) simultaneously. It can achieve instantaneous measurement within ...
An optical transition radiation (OTR)-based measurement system has been designed to obtain the instantaneous beam divergence and spot size of Dragon-Ⅰ linear induction accelerator (LIA) simultaneously. It can achieve instantaneous measurement within ...
2010,
22.
Abstract:
To meet the increasing demand for domestic industrial electron accelerators, a new type of compact continuous wave (CW) electron accelerator which works at 180 MHz is proposed. It accelerates the electron beam within the cavity and performs successiv...
To meet the increasing demand for domestic industrial electron accelerators, a new type of compact continuous wave (CW) electron accelerator which works at 180 MHz is proposed. It accelerates the electron beam within the cavity and performs successiv...
2010,
22.
Abstract:
In order to enhance the beam transmission efficiency, intensity and stability of SFC (Sector Focusing Cyclotron), the power supply must be stabilized with long-term variations at a magnitude of 10-4. A high-precision and stable power control system w...
In order to enhance the beam transmission efficiency, intensity and stability of SFC (Sector Focusing Cyclotron), the power supply must be stabilized with long-term variations at a magnitude of 10-4. A high-precision and stable power control system w...
2010,
22.
Abstract:
A novel photonic crystal 1×2 splitter is designed based on the self-imaging of multimode interferences in the two-dimensional square photonic crystal waveguides. The transmission characteristics of the splitter is analyzed numerically by the finite-d...
A novel photonic crystal 1×2 splitter is designed based on the self-imaging of multimode interferences in the two-dimensional square photonic crystal waveguides. The transmission characteristics of the splitter is analyzed numerically by the finite-d...
2010,
22.
Abstract:
A gamma source pinhole imaging system with direct imaging mode pixellated CdZnTe detector has been constructed based on the principle of pinhole imaging. The energy resolution and peak efficiency of CdZnTe pixellated detector were tested and analyzed...
A gamma source pinhole imaging system with direct imaging mode pixellated CdZnTe detector has been constructed based on the principle of pinhole imaging. The energy resolution and peak efficiency of CdZnTe pixellated detector were tested and analyzed...
2010,
22.
Abstract:
Two rectangular resonant cavities with different anisotropic parameters are designed and investigated, which are filled partially with right-handed semiconductor metamaterial (RHSM) and left-handed semiconductor metamaterial (LHSM). The resonant mode...
Two rectangular resonant cavities with different anisotropic parameters are designed and investigated, which are filled partially with right-handed semiconductor metamaterial (RHSM) and left-handed semiconductor metamaterial (LHSM). The resonant mode...
2010,
22.
Abstract:
In experiments of hydrogen discharge ,4 invariable-energy unknown X-ray lines were detected when TiT radioactive source bombarded background target. The unknown X-ray disappeared when TiT radioactive source bombarded heat treated background target, w...
In experiments of hydrogen discharge ,4 invariable-energy unknown X-ray lines were detected when TiT radioactive source bombarded background target. The unknown X-ray disappeared when TiT radioactive source bombarded heat treated background target, w...
2010,
22.
Abstract:
The supersmooth optical substrate with extremely low subsurface damage is essential to obtain high laser damage threshold films. In view of the difference in subsurface morphology, the laser confocal microscope technique combined with light scatterin...
The supersmooth optical substrate with extremely low subsurface damage is essential to obtain high laser damage threshold films. In view of the difference in subsurface morphology, the laser confocal microscope technique combined with light scatterin...
2010,
22.
Abstract:
This paper presents the experiment results of the combined irradiation by neutron and gamma ray on SDA9760, a 10-bit CMOS digital-to-analog converter. The electrical and functional tests were conducted in four types of irradiation: neutron, gamma ray...
This paper presents the experiment results of the combined irradiation by neutron and gamma ray on SDA9760, a 10-bit CMOS digital-to-analog converter. The electrical and functional tests were conducted in four types of irradiation: neutron, gamma ray...
2010,
22.
Abstract:
Auger rates for Au were calculated by quasi-relativistic configuration-averaged method, with the wave functions obtained by Cowan’s codes. Firstly, “configuration-to-configuration Auger rates” for He-like to Dy-like gold were calculated. Then “Auger ...
Auger rates for Au were calculated by quasi-relativistic configuration-averaged method, with the wave functions obtained by Cowan’s codes. Firstly, “configuration-to-configuration Auger rates” for He-like to Dy-like gold were calculated. Then “Auger ...
2010,
22.
Abstract:
The difference between two images obtained from two flash radiographic imaging experiments under the same conditions reflects the repeatability of imaging. The optical density curves with equal optical path obtained from the images are measured and l...
The difference between two images obtained from two flash radiographic imaging experiments under the same conditions reflects the repeatability of imaging. The optical density curves with equal optical path obtained from the images are measured and l...
2010,
22.
Abstract:
A new method for controlling the size distribution of Si nanoparticles during the process of pulsed laser ablation is proposed. The nanocrystalline silicon films were prepared by pulsed laser ablating a high resistivity single crystalline Si target i...
A new method for controlling the size distribution of Si nanoparticles during the process of pulsed laser ablation is proposed. The nanocrystalline silicon films were prepared by pulsed laser ablating a high resistivity single crystalline Si target i...
2010,
22.
Abstract:
This paper analyzes several pivotal factors that influence the obtaining of wave-control data for liquid crystal phased array. On the basis of the analysis, the phase difference between the desired phase profile and the actual phase profile is comput...
This paper analyzes several pivotal factors that influence the obtaining of wave-control data for liquid crystal phased array. On the basis of the analysis, the phase difference between the desired phase profile and the actual phase profile is comput...
2010,
22.
Abstract:
CO2 laser with 10.6 μm wavelength is used to irradiate damage of different types. Testing with 351 nm wavelength ultra-violet laser, it is found that for damage pits with size below 80 μm and scratchs with size below 40 μm, the larger damage size is,...
CO2 laser with 10.6 μm wavelength is used to irradiate damage of different types. Testing with 351 nm wavelength ultra-violet laser, it is found that for damage pits with size below 80 μm and scratchs with size below 40 μm, the larger damage size is,...
2010,
22.
Abstract:
To resolve transient response of the pole coupling parameter extraction problems from strong electromagnetic pulse, the traditional matrix pencil algorithm has been improved. Preprocessing the noisy transient response with inter-related processing me...
To resolve transient response of the pole coupling parameter extraction problems from strong electromagnetic pulse, the traditional matrix pencil algorithm has been improved. Preprocessing the noisy transient response with inter-related processing me...
2010,
22.
Abstract:
This paper introdues two estimating methods of equivalent stray capacitance to ground of Marx generator, i.e., step accumulation method and energy conservation method. In step accumulation method, every step stray capacitance is approximately calcula...
This paper introdues two estimating methods of equivalent stray capacitance to ground of Marx generator, i.e., step accumulation method and energy conservation method. In step accumulation method, every step stray capacitance is approximately calcula...
2010,
22.
Abstract:
A self-integrated Rogowski coil has been designed to measure the current of the capacitive pulse power supply module. The waveform of the primary Rogowski coil output will distort because of the saturation of the ferromagnetic core in the coil under ...
A self-integrated Rogowski coil has been designed to measure the current of the capacitive pulse power supply module. The waveform of the primary Rogowski coil output will distort because of the saturation of the ferromagnetic core in the coil under ...
2010,
22.
Abstract:
A pulse generator featured with long pulse, ultra-low impedance, and compact structure is designed based on a rolled strip pulse forming line (PFL) and a magnetic switch. This generator was designed to generate a pulse with voltage of 20 kV, current ...
A pulse generator featured with long pulse, ultra-low impedance, and compact structure is designed based on a rolled strip pulse forming line (PFL) and a magnetic switch. This generator was designed to generate a pulse with voltage of 20 kV, current ...
2010,
22.
Abstract:
A high power water dielectric double-pulse compact modulator has been designed using the folded coaxial transmission line method combined with the spiral line method. With two spiral transmission lines, an air core transformer and two trigger switche...
A high power water dielectric double-pulse compact modulator has been designed using the folded coaxial transmission line method combined with the spiral line method. With two spiral transmission lines, an air core transformer and two trigger switche...
