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RSS2004 Vol. 16, No. 02
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2004,
16.
Abstract:
As the fundament of wire array Z pinch experiment, the design of the load is very important. In this paper, the slug model is introduced. On the basis of analyzing the principle of the model, the wire array experiment results on Saturn generator are ...
As the fundament of wire array Z pinch experiment, the design of the load is very important. In this paper, the slug model is introduced. On the basis of analyzing the principle of the model, the wire array experiment results on Saturn generator are ...
Study on a 20GW inductive energy storage pulsed power conditioning device with a low resistance load
2004,
16.
Abstract:
The computation is carried out for the inductive energy storage pulsed power conditioning system with an exploding wire opening switch. On this basis,a smallsized inductive energy storage pulsed power conditioning device which outputs peak power of ...
The computation is carried out for the inductive energy storage pulsed power conditioning system with an exploding wire opening switch. On this basis,a smallsized inductive energy storage pulsed power conditioning device which outputs peak power of ...
2004,
16.
Abstract:
Recrystallization of irradiationinduced amorphous TiNiCu alloys has been investigated by means of the in situ transmission electron microscopy (TEM). TiNiCu shape memory alloy samples were amorphized by 400keV Xe+ ions at room temperature using IVEM...
Recrystallization of irradiationinduced amorphous TiNiCu alloys has been investigated by means of the in situ transmission electron microscopy (TEM). TiNiCu shape memory alloy samples were amorphized by 400keV Xe+ ions at room temperature using IVEM...
2004,
16.
Abstract:
Beam physics is a subject which studies the features of the beam particles transmission in electromagnetic field. It includes beam focusing, shaping and interaction with other particles. With the upgrade of beam energy and luminosity, some quantum as...
Beam physics is a subject which studies the features of the beam particles transmission in electromagnetic field. It includes beam focusing, shaping and interaction with other particles. With the upgrade of beam energy and luminosity, some quantum as...
2004,
16.
Abstract:
The causes of prepulse origin in pulse power machine especially in Blumlein pulser are analyzed in this paper. A method that can reduce the prepulse by an inductance between Marx and zero voltage node has been presented while a calculation example us...
The causes of prepulse origin in pulse power machine especially in Blumlein pulser are analyzed in this paper. A method that can reduce the prepulse by an inductance between Marx and zero voltage node has been presented while a calculation example us...
2004,
16.
Abstract:
During the past year, several measures have been tried to improve the stability of injected beam at HLS (Hefei Light Source), which has newly upgraded its injection system. To overcome the evident residual betatron oscillation, one specific betatron...
During the past year, several measures have been tried to improve the stability of injected beam at HLS (Hefei Light Source), which has newly upgraded its injection system. To overcome the evident residual betatron oscillation, one specific betatron...
2004,
16.
Abstract:
Surface layer temperature distribution of electrode was analyzed based on the equation of heat conduction. The parameters of arc and electrode material that influence the temperature distribution were obtained. The electrode erosion experiment of bra...
Surface layer temperature distribution of electrode was analyzed based on the equation of heat conduction. The parameters of arc and electrode material that influence the temperature distribution were obtained. The electrode erosion experiment of bra...
2004,
16.
Abstract:
A four pulsed voltage system (FPVS) has been built based on a 2MeV linear induction accelerator (LIA) injector. With the FPVS, some research on the multipulsed vacuum diode was taken. The pulse duration is 100ns and pulse to pulse duration is less t...
A four pulsed voltage system (FPVS) has been built based on a 2MeV linear induction accelerator (LIA) injector. With the FPVS, some research on the multipulsed vacuum diode was taken. The pulse duration is 100ns and pulse to pulse duration is less t...
2004,
16.
Abstract:
The paper has derived the formulas from Ampere's Law and Gauss law, which are used to evaluate the electrical parameters of commonvertexcoaxialcircularconeslike and disklike ideal transmission lines, such as capacitance, inductance and impedanc...
The paper has derived the formulas from Ampere's Law and Gauss law, which are used to evaluate the electrical parameters of commonvertexcoaxialcircularconeslike and disklike ideal transmission lines, such as capacitance, inductance and impedanc...
2004,
16.
Abstract:
The characteristics of a hydrogen thyratron driven by power MOSFETs to produce high voltage, fast pulses is investigated. The basic structure of the thyratorn is introduced. The effects of the reservoir heater voltage, cathode heater voltage and char...
The characteristics of a hydrogen thyratron driven by power MOSFETs to produce high voltage, fast pulses is investigated. The basic structure of the thyratorn is introduced. The effects of the reservoir heater voltage, cathode heater voltage and char...
2004,
16.
Abstract:
A method for optimization design of the main switch (using in 12MeV linear induction accelerator) was introduced. The switch's inductance was decreased from 63.7nH to 35nH by optimizing the configuration of the main switch and the size of the electri...
A method for optimization design of the main switch (using in 12MeV linear induction accelerator) was introduced. The switch's inductance was decreased from 63.7nH to 35nH by optimizing the configuration of the main switch and the size of the electri...
2004,
16.
Abstract:
Electron optics property of a high power electron accelerator (450kW) using the SLAC226 program was studied in this paper. Some results such as the potential distribution in the gun, the trace space plot of ray in anode plane, the impact on beam foc...
Electron optics property of a high power electron accelerator (450kW) using the SLAC226 program was studied in this paper. Some results such as the potential distribution in the gun, the trace space plot of ray in anode plane, the impact on beam foc...
2004,
16.
Abstract:
Circuit inductance exists at discharging circuit of transmissionline, it includes the inductance at the main switch of thyratron when conducts, the linking inductance between the linking cables, the matching resistance inductance and the load induct...
Circuit inductance exists at discharging circuit of transmissionline, it includes the inductance at the main switch of thyratron when conducts, the linking inductance between the linking cables, the matching resistance inductance and the load induct...
2004,
16.
Abstract:
The scalar method and vector method were applied in the analysis of color seperation grating of oblique incident wave. This paper checks the effect of color seperation grating when the angle of incident wave changes and tries to give the region of in...
The scalar method and vector method were applied in the analysis of color seperation grating of oblique incident wave. This paper checks the effect of color seperation grating when the angle of incident wave changes and tries to give the region of in...
2004,
16.
Abstract:
There are torsion components of multi rotation degree of freedom in the optics mechanism system disturbed by specifically environment of vibration. The disturbances induce deflection jitter of directional angle of the beam emitted by the system, resu...
There are torsion components of multi rotation degree of freedom in the optics mechanism system disturbed by specifically environment of vibration. The disturbances induce deflection jitter of directional angle of the beam emitted by the system, resu...
2004,
16.
Abstract:
The evaluation of microarray optical components is a new task in the field of optical test. The improved Foucault knifeedge test technology has many advantages as real time, digital, precision, etc. This paper introduces the principle and the exper...
The evaluation of microarray optical components is a new task in the field of optical test. The improved Foucault knifeedge test technology has many advantages as real time, digital, precision, etc. This paper introduces the principle and the exper...
2004,
16.
Abstract:
Experimental results of green noise suppression in a diode-pumped intracavity-doubled Nd:YAG laser by inserting a QWP between the Nd:YAG rod and mirror, or between the KTP frequency doubler and mirror,and using two cross-doubled crystals are presente...
Experimental results of green noise suppression in a diode-pumped intracavity-doubled Nd:YAG laser by inserting a QWP between the Nd:YAG rod and mirror, or between the KTP frequency doubler and mirror,and using two cross-doubled crystals are presente...
2004,
16.
Abstract:
The characteristics and limits of the general three models of radiative transfer in the atmosphere are discussed. Numerical tests were carried out by means of both the radiative transfer's law and the transmittances measurements in the real atmospher...
The characteristics and limits of the general three models of radiative transfer in the atmosphere are discussed. Numerical tests were carried out by means of both the radiative transfer's law and the transmittances measurements in the real atmospher...
2004,
16.
Abstract:
A 1Hz repetitionrate electron beam generator is being developed to pump HF/DF chemical laser. The pulse width, peak current and peak voltage of the electron beams are 100ns, 100kA and 450kV, respectively. It uses two diodes, two waterfilled pulse f...
A 1Hz repetitionrate electron beam generator is being developed to pump HF/DF chemical laser. The pulse width, peak current and peak voltage of the electron beams are 100ns, 100kA and 450kV, respectively. It uses two diodes, two waterfilled pulse f...
2004,
16.
Abstract:
The pulse inline holography has been applized to construct the holography system and the high accuracy synchronization system.The hologram of microjet produced by explosive was gotten in the experiment. When the hologram was reconsructed, the distri...
The pulse inline holography has been applized to construct the holography system and the high accuracy synchronization system.The hologram of microjet produced by explosive was gotten in the experiment. When the hologram was reconsructed, the distri...
2004,
16.
Abstract:
The transient temperature distribution in the Nd:YAG laser rod repeatedly pulsepumped by high power ring-LD array was simulated in detail by using ray tracing method and finite element method. The transient temperature distributions at different pum...
The transient temperature distribution in the Nd:YAG laser rod repeatedly pulsepumped by high power ring-LD array was simulated in detail by using ray tracing method and finite element method. The transient temperature distributions at different pum...
2004,
16.
Abstract:
A pulsed magnetic field simulation system was developed to study the effect of microelectronic system under strong magnetic pulses. In the experiment, personal computers were put into the electromagnetic environment of the simulator. Coupling paths,...
A pulsed magnetic field simulation system was developed to study the effect of microelectronic system under strong magnetic pulses. In the experiment, personal computers were put into the electromagnetic environment of the simulator. Coupling paths,...
2004,
16.
Abstract:
A set of selfconsistent nonlinear equations in the electron guiding center coordinate is derived for the study of the behavior of the coaxial Gyrotravellingwavetube(GyroTWT) amplifier. Calculations show that: the input signal grows faster and ge...
A set of selfconsistent nonlinear equations in the electron guiding center coordinate is derived for the study of the behavior of the coaxial Gyrotravellingwavetube(GyroTWT) amplifier. Calculations show that: the input signal grows faster and ge...
2004,
16.
Abstract:
A simple model was developed to investigate the generation mechanism of virtual cathode oscillation microwave based on space-charge effect under small signal condition. With this model, the generated microwave frequency in a vircator an be calculated...
A simple model was developed to investigate the generation mechanism of virtual cathode oscillation microwave based on space-charge effect under small signal condition. With this model, the generated microwave frequency in a vircator an be calculated...
2004,
16.
Abstract:
In order to settle the difficulty of the EMP experiment on onedimension metal structure，the conception of one-dimension EMP simulator was given，and in this paper，the induced current by EMP on one-dimension metal structure was calculated with numeric...
In order to settle the difficulty of the EMP experiment on onedimension metal structure，the conception of one-dimension EMP simulator was given，and in this paper，the induced current by EMP on one-dimension metal structure was calculated with numeric...
2004,
16.
Abstract:
Because of the reflection on the surface of the gratings, the diffractive efficiency of the components can't meet the requirement of the ICF system. To resolve the problem this paper introduces a kind of scheme adopted coating to reduce the reflectio...
Because of the reflection on the surface of the gratings, the diffractive efficiency of the components can't meet the requirement of the ICF system. To resolve the problem this paper introduces a kind of scheme adopted coating to reduce the reflectio...
2004,
16.
Abstract:
By the general freezing-dry technology, low density, open-celled microporous polymeric foams, such as polystyrene, can be fabricated. The density of polystyrene foam is 0.02~0.1g/cm3, and the average cell size is 1~20μm. The factors that affect the c...
By the general freezing-dry technology, low density, open-celled microporous polymeric foams, such as polystyrene, can be fabricated. The density of polystyrene foam is 0.02~0.1g/cm3, and the average cell size is 1~20μm. The factors that affect the c...
2004,
16.
Abstract:
19.6nm Nelike Ge Xray laser (XRL) can be used as a source to diagnose RayleighTaylor instability in laser induced plasma. In this paper, systemic optimum designs and theoretical analysis to Nelike Ge XRL driven by premain short pulses were condu...
19.6nm Nelike Ge Xray laser (XRL) can be used as a source to diagnose RayleighTaylor instability in laser induced plasma. In this paper, systemic optimum designs and theoretical analysis to Nelike Ge XRL driven by premain short pulses were condu...
2004,
16.
Abstract:
A commercial CCD camera is used to image UV laser beams and soft X rays instead of expensive UV CCD and inconvenient X-ray film or X-ray CCD after removing automatic gain correction, protection window and setting-up correction coefficient to be 1. Th...
A commercial CCD camera is used to image UV laser beams and soft X rays instead of expensive UV CCD and inconvenient X-ray film or X-ray CCD after removing automatic gain correction, protection window and setting-up correction coefficient to be 1. Th...
2004,
16.
Abstract:
This article briefly describes the principle of Thomson scattering to measure the electron temperature, and gives the way of calculating electron temperature, which adapted to the Nd:glass laser scattering apparatus. Then based on the principle of pr...
This article briefly describes the principle of Thomson scattering to measure the electron temperature, and gives the way of calculating electron temperature, which adapted to the Nd:glass laser scattering apparatus. Then based on the principle of pr...
2004,
16.
Abstract:
With PETA as the monomer, benzoin ethyl ether as the initiator and the energy of UV light, poly(acrylate) gelation is produced in different solvents and foams are prepared via vacuum drying technique. The polymer solvent parameter is 19.0 decided wit...
With PETA as the monomer, benzoin ethyl ether as the initiator and the energy of UV light, poly(acrylate) gelation is produced in different solvents and foams are prepared via vacuum drying technique. The polymer solvent parameter is 19.0 decided wit...
2004,
16.
Abstract:
The process of nonequilibrium radiation ablation of CH foil has been numerically studied using 1D RDMG code of multigroupnonequilibrium radiation hydrodynamic under the condition of radiation source of ShenguangII hohlraum，meanwhile different abla...
The process of nonequilibrium radiation ablation of CH foil has been numerically studied using 1D RDMG code of multigroupnonequilibrium radiation hydrodynamic under the condition of radiation source of ShenguangII hohlraum，meanwhile different abla...
