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RSS2016 Vol. 28, No. 04
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2016,
28: 041002.
doi: 10.11884/HPLPB201628.121002
Abstract:
A numerical simulation is performed to calculate temperature and stress distributions in K9 glass sample irradiated by KrF excimer laser using finite element method, and the relationship between laser parameters and damage effect is also studied. The...
A numerical simulation is performed to calculate temperature and stress distributions in K9 glass sample irradiated by KrF excimer laser using finite element method, and the relationship between laser parameters and damage effect is also studied. The...
2016,
28: 041001.
doi: 10.11884/HPLPB201628.121001
Abstract:
Demodulation algorithm is the key technique of interferometry. Simulation and experiment study of the phase generation carrier(PGC) algorithm is done based on the fiber photo-thermal instrument. Firstly, the study found the mechanism of phase generat...
Demodulation algorithm is the key technique of interferometry. Simulation and experiment study of the phase generation carrier(PGC) algorithm is done based on the fiber photo-thermal instrument. Firstly, the study found the mechanism of phase generat...
2016,
28: 040102.
doi: 10.11884/HPLPB201628.120102
Abstract:
Four channels of 500 W power-level all fiberized, narrow-band, and polarization-maintained amplifiers are coaxially combined using active phasing coherent polarization beam combining (CPBC) system. When the phase control system is in closed loop, 216...
Four channels of 500 W power-level all fiberized, narrow-band, and polarization-maintained amplifiers are coaxially combined using active phasing coherent polarization beam combining (CPBC) system. When the phase control system is in closed loop, 216...
2016,
28: 040101.
doi: 10.11884/HPLPB201628.120101
Abstract:
The first X-ray backlighting of Z-pinched aluminium liner with sinusoidal perturbations experiment was carried out on PTS facility. A kilo-joule laser (1053 nm, 1 kJ, 1 ns) was used to drive the solid target to produce X-rays and the development of t...
The first X-ray backlighting of Z-pinched aluminium liner with sinusoidal perturbations experiment was carried out on PTS facility. A kilo-joule laser (1053 nm, 1 kJ, 1 ns) was used to drive the solid target to produce X-rays and the development of t...
2016,
28: 041003.
doi: 10.11884/HPLPB201628.121003
Abstract:
Micro-spall problem of shock-melted materials is an important scientific issue in shock physics. This paper examines the application of the advanced laser-driven X-ray backlighting technique in the study of this problem. High energy laser beams were ...
Micro-spall problem of shock-melted materials is an important scientific issue in shock physics. This paper examines the application of the advanced laser-driven X-ray backlighting technique in the study of this problem. High energy laser beams were ...
2016,
28: 041004.
doi: 10.11884/HPLPB201628.121004
Abstract:
Based on indentation experiments and continuous stiffness method, the relationship curves between indentation depth and hardness/elastic modulus were obtained for fused silica optics. The process of ductile to brittle transition was systematically an...
Based on indentation experiments and continuous stiffness method, the relationship curves between indentation depth and hardness/elastic modulus were obtained for fused silica optics. The process of ductile to brittle transition was systematically an...
2016,
28: 042001.
doi: 10.11884/HPLPB201628.122001
Abstract:
The integration simulation of two-hole spherical hohlraum under three-temperature model and radiation transfer model is accomplished by the 2-D LARED-Integration code. The electron temperature at corona region is comparable, while the radiation tempe...
The integration simulation of two-hole spherical hohlraum under three-temperature model and radiation transfer model is accomplished by the 2-D LARED-Integration code. The electron temperature at corona region is comparable, while the radiation tempe...
2016,
28: 042002.
doi: 10.11884/HPLPB201628.122002
Abstract:
Measurement of shock temperature under high temperature and high pressure is an essential part of equations of state(EOS) research. This paper introduces a temperature diagnosis system for laser-driven shock wave experiment on the basis of SG-Ⅱ high-...
Measurement of shock temperature under high temperature and high pressure is an essential part of equations of state(EOS) research. This paper introduces a temperature diagnosis system for laser-driven shock wave experiment on the basis of SG-Ⅱ high-...
2016,
28: 043001.
doi: 10.11884/HPLPB201628.123001
Abstract:
A kind of high-power coplanar-feed impulse radiating antenna (IRA) is described in this paper. It is constructed of four electrically large coplanar arms, and a 2.1 m diameter paraboloid reflector. To get higher gain, the point feed was fixed at the ...
A kind of high-power coplanar-feed impulse radiating antenna (IRA) is described in this paper. It is constructed of four electrically large coplanar arms, and a 2.1 m diameter paraboloid reflector. To get higher gain, the point feed was fixed at the ...
2016,
28: 043101.
doi: 10.11884/HPLPB201628.123101
Abstract:
The scattering characteristics in terahertz band of uniform partition and non-uniform unstable conducting target with different roughness surface is studied. This paper proposes to apply the modeling concept of randomly rough surface to the modeling ...
The scattering characteristics in terahertz band of uniform partition and non-uniform unstable conducting target with different roughness surface is studied. This paper proposes to apply the modeling concept of randomly rough surface to the modeling ...
2016,
28: 044001.
doi: 10.11884/HPLPB201628.124001
Abstract:
When the devices are irradiated with the system at the transient dose rate, many of them will work at the state that all of the input signal, power supply and the photocurrent are out of the designed state. This transient effects can not be found by ...
When the devices are irradiated with the system at the transient dose rate, many of them will work at the state that all of the input signal, power supply and the photocurrent are out of the designed state. This transient effects can not be found by ...
2016,
28: 044002.
doi: 10.11884/HPLPB201628.124002
Abstract:
As silicon bipolar devices and circuits have different radiation effects from other types of circuits, such as enhanced low dose rate sensitivity, this article analyzes the space radiation environment, Al shield effect, the total ionizing dose radiat...
As silicon bipolar devices and circuits have different radiation effects from other types of circuits, such as enhanced low dose rate sensitivity, this article analyzes the space radiation environment, Al shield effect, the total ionizing dose radiat...
2016,
28: 044003.
doi: 10.11884/HPLPB201628.124003
Abstract:
The generalized theory of double-stage electrostatic reflection system for time-domain compressing electron packet is presented. In analog to the multilayer dielectric optical chirp mirror for compressing optical pulse, the system is renamed as tunab...
The generalized theory of double-stage electrostatic reflection system for time-domain compressing electron packet is presented. In analog to the multilayer dielectric optical chirp mirror for compressing optical pulse, the system is renamed as tunab...
2016,
28: 045001.
doi: 10.11884/HPLPB201628.125001
Abstract:
A control system based on DSP is designed for the application of the power supply. By regulating the control system, the output voltage can be regulated from 0 to 30 kV, and the repetition frequency can be regulated from 1 to 100 Hz. In order to oper...
A control system based on DSP is designed for the application of the power supply. By regulating the control system, the output voltage can be regulated from 0 to 30 kV, and the repetition frequency can be regulated from 1 to 100 Hz. In order to oper...
2016,
28: 045002.
doi: 10.11884/HPLPB201628.125002
Abstract:
A new CaO-TiO2-Al2O3 based dielectric ceramic system is designed for pulse forming line application. The dielectric ceramic is prepared by traditional solid state method and its microstructure was controlled by optimizing the composition and preparat...
A new CaO-TiO2-Al2O3 based dielectric ceramic system is designed for pulse forming line application. The dielectric ceramic is prepared by traditional solid state method and its microstructure was controlled by optimizing the composition and preparat...
2016,
28: 045003.
doi: 10.11884/HPLPB201628.125003
Abstract:
The dielectric wall linear accelerator, based on technologies of solid-state pulse forming lines, photoconductive semiconductor switches and high gradient insulators, is a new concept linear accelerator being developed at Institute of Fluid Physics, ...
The dielectric wall linear accelerator, based on technologies of solid-state pulse forming lines, photoconductive semiconductor switches and high gradient insulators, is a new concept linear accelerator being developed at Institute of Fluid Physics, ...
2016,
28: 045004.
doi: 10.11884/HPLPB201628.125004
Abstract:
The performance of the 10-stage LTD generator is investigated in experiments with some stages uncharged or untriggered. The result shows that both the current and the voltage decrease by almost 10%, 20% and 30%, the pulse rise-time increases by 10, 2...
The performance of the 10-stage LTD generator is investigated in experiments with some stages uncharged or untriggered. The result shows that both the current and the voltage decrease by almost 10%, 20% and 30%, the pulse rise-time increases by 10, 2...
2016,
28: 045005.
doi: 10.11884/HPLPB201628.125005
Abstract:
This paper proposes a new structure of a low-jitter repetitive pulse power generator based on Tesla transformer and Blumlein pulse forming line(PFL). The parameters of the Tesla transformer and the Blumlein PFL are designed. To reduce the jitter, a l...
This paper proposes a new structure of a low-jitter repetitive pulse power generator based on Tesla transformer and Blumlein pulse forming line(PFL). The parameters of the Tesla transformer and the Blumlein PFL are designed. To reduce the jitter, a l...
2016,
28: 045006.
doi: 10.11884/HPLPB201628.125006
Abstract:
The statistical model is used as a typical method for vacuum insulator stack flashover probability calculation. We have calculated the stack flashover probability and the g factors by which a flashover will change the voltages on the each of the insu...
The statistical model is used as a typical method for vacuum insulator stack flashover probability calculation. We have calculated the stack flashover probability and the g factors by which a flashover will change the voltages on the each of the insu...
2016,
28: 045007.
doi: 10.11884/HPLPB201628.125007
Abstract:
The pattern of plate-plate electrodes with the gap of 2 mm and the discharge current peak of 22 kA is used to compare and research the erosion characteristics of the brass and W-Cu electrodes. The mass loss of the eroded electrode during the pulsed d...
The pattern of plate-plate electrodes with the gap of 2 mm and the discharge current peak of 22 kA is used to compare and research the erosion characteristics of the brass and W-Cu electrodes. The mass loss of the eroded electrode during the pulsed d...
2016,
28: 045008.
doi: 10.11884/HPLPB201628.125008
Abstract:
The compact and miniaturization properties are playing a considerably important role in the high power ns pulse forming network. The components and characteristics of a two-node anti-resonance pulse forming network which generates square pulses is in...
The compact and miniaturization properties are playing a considerably important role in the high power ns pulse forming network. The components and characteristics of a two-node anti-resonance pulse forming network which generates square pulses is in...
2016,
28: 045009.
doi: 10.11884/HPLPB201628.125009
Abstract:
In Z-pinch experiments on Primary Test Stand, a specially configured flat spectral response X-ray diode (FSR-XRD) was used to diagnose X-ray flux, which utilized a gold cathode XRD and a compounded gold filter to give rise to a nearly flat spectral r...
In Z-pinch experiments on Primary Test Stand, a specially configured flat spectral response X-ray diode (FSR-XRD) was used to diagnose X-ray flux, which utilized a gold cathode XRD and a compounded gold filter to give rise to a nearly flat spectral r...
2016,
28: 045010.
doi: 10.11884/HPLPB201628.125010
Abstract:
Double-exponent pulse current generator can be used in conducted coupling experiment of electronic system ports. The generator can produce a double-exponent pulse current of rise-time 10 ns, pulse width 100 ns and current amplitude 3 kA. In this arti...
Double-exponent pulse current generator can be used in conducted coupling experiment of electronic system ports. The generator can produce a double-exponent pulse current of rise-time 10 ns, pulse width 100 ns and current amplitude 3 kA. In this arti...
2016,
28: 045011.
doi: 10.11884/HPLPB201628.125011
Abstract:
Parasitic transmission lines located between the stages have severe impact on the output waveform of a PFN-Marx generator. In this paper, the discharging processes of the parasitic transmission line in two kinds of PFN-Marx generators are analyzed. E...
Parasitic transmission lines located between the stages have severe impact on the output waveform of a PFN-Marx generator. In this paper, the discharging processes of the parasitic transmission line in two kinds of PFN-Marx generators are analyzed. E...
2016,
28: 045012.
doi: 10.11884/HPLPB201628.125012
Abstract:
Four coaxial electrodes with identical shape but different surface characteristics are made by common surface treatments, including sanding, wool polishing, metal electroplating and nonmetal electroplating. The relationship between different surface ...
Four coaxial electrodes with identical shape but different surface characteristics are made by common surface treatments, including sanding, wool polishing, metal electroplating and nonmetal electroplating. The relationship between different surface ...
2016,
28: 045013.
doi: 10.11884/HPLPB201628.125013
Abstract:
In order to generate a high-energy plasma synthetic jet, a compact microsecond-pulse power supply is developed and tested. The maximum output voltage is 10 kV with a pulse repetition rate of 100 Hz and the generator can withstand a discharge current ...
In order to generate a high-energy plasma synthetic jet, a compact microsecond-pulse power supply is developed and tested. The maximum output voltage is 10 kV with a pulse repetition rate of 100 Hz and the generator can withstand a discharge current ...
2016,
28: 045014.
doi: 10.11884/HPLPB201628.125014
Abstract:
We propose a complete relaxation magnetohydrodynamic (MHD) model for the simulation of electromagnetically driven high energy density (HED) systems. The full relaxation MHD model is composed of relaxation electromagnetic wave, relaxation heat transpo...
We propose a complete relaxation magnetohydrodynamic (MHD) model for the simulation of electromagnetically driven high energy density (HED) systems. The full relaxation MHD model is composed of relaxation electromagnetic wave, relaxation heat transpo...
2016,
28: 045015.
doi: 10.11884/HPLPB201628.125015
Abstract:
An experimental system of a small monolithic radial transmission line is established. This line with hyperbolic characteristic impedance is composed of 2 aluminium-alloy plates with a distance of 1 cm. One output port is placed at the center, while 2...
An experimental system of a small monolithic radial transmission line is established. This line with hyperbolic characteristic impedance is composed of 2 aluminium-alloy plates with a distance of 1 cm. One output port is placed at the center, while 2...
2016,
28: 045016.
doi: 10.11884/HPLPB201628.125016
Abstract:
An 100 kV compact Marx generator is designed and constructed, and it is presently operational at Northwest Institute of Nuclear Technology. In this paper the principle of compact Marx generator is introduced. Single polarity charge, ceramic capacitan...
An 100 kV compact Marx generator is designed and constructed, and it is presently operational at Northwest Institute of Nuclear Technology. In this paper the principle of compact Marx generator is introduced. Single polarity charge, ceramic capacitan...
2016,
28: 045017.
doi: 10.11884/HPLPB201628.125017
Abstract:
The electromagnetic driven solid liner implosion is one of the high energy density physics (HEDP) experimental techniques. Because of the metal strength, there exists a threshold for driven pressure where plastic flow just begins. And the plastic wor...
The electromagnetic driven solid liner implosion is one of the high energy density physics (HEDP) experimental techniques. Because of the metal strength, there exists a threshold for driven pressure where plastic flow just begins. And the plastic wor...
2016,
28: 045101.
doi: 10.11884/HPLPB201628.125101
Abstract:
In the dielectric wall accelerator (DWA), the intensity and the distribution of the axial and radial electric fields generated by the electrode structure are obviously different. In order to enhance the axial accelerating field, improve the accelerat...
In the dielectric wall accelerator (DWA), the intensity and the distribution of the axial and radial electric fields generated by the electrode structure are obviously different. In order to enhance the axial accelerating field, improve the accelerat...
2016,
28: 045102.
doi: 10.11884/HPLPB201628.125102
Abstract:
An integrated monitoring system of power supply in the CSRm is designed to reconstruct the original monitoring system. The system is based on the LabVIEW software platform and uses the PXI -6133 multi-function data acquisition card of NI. The C/S mod...
An integrated monitoring system of power supply in the CSRm is designed to reconstruct the original monitoring system. The system is based on the LabVIEW software platform and uses the PXI -6133 multi-function data acquisition card of NI. The C/S mod...
2016,
28: 045103.
doi: 10.11884/HPLPB201628.125103
Abstract:
Peking University is designing a superconducting taper-type half-wave resonator (HWR) with frequency of 162.5 MHz and of 0.09 for high current proton beam (about 100 mA) and deuteron beam (about 50 mA) acceleration. For this kind of SRF cavity, mecha...
Peking University is designing a superconducting taper-type half-wave resonator (HWR) with frequency of 162.5 MHz and of 0.09 for high current proton beam (about 100 mA) and deuteron beam (about 50 mA) acceleration. For this kind of SRF cavity, mecha...
2016,
28: 045104.
doi: 10.11884/HPLPB201628.125104
Abstract:
The pulsed high-current beams in Linear Induction Accelerator required by radiography gain their energy from the induction electric field generated at the acceleration gap. Beam loading effect determines that particles at different longitudinal posit...
The pulsed high-current beams in Linear Induction Accelerator required by radiography gain their energy from the induction electric field generated at the acceleration gap. Beam loading effect determines that particles at different longitudinal posit...
2016,
28: 045105.
doi: 10.11884/HPLPB201628.125105
Abstract:
The three cavities dielectric wall proton accelerator is systemically simulated by the self-developed 3D particle simulation software. On this basis, the transit time of protons in three cavities shall be calculated and the timing optimization design...
The three cavities dielectric wall proton accelerator is systemically simulated by the self-developed 3D particle simulation software. On this basis, the transit time of protons in three cavities shall be calculated and the timing optimization design...
2016,
28: 045106.
doi: 10.11884/HPLPB201628.125106
Abstract:
The X-ray spot size is a critical parameter for flash radiography facility which degrades resolution in the flash radiography. It is difficult to measure the X-ray spot size in the condition of intense radiation and its penetrability. This paper desc...
The X-ray spot size is a critical parameter for flash radiography facility which degrades resolution in the flash radiography. It is difficult to measure the X-ray spot size in the condition of intense radiation and its penetrability. This paper desc...
2016,
28: 045107.
doi: 10.11884/HPLPB201628.125107
Abstract:
In this article the Penning-type negative hydrogen ion source of 11 MeV compact cyclotron is studied. This ion source works in arc-mode. By changing the magnetic field strength, the impact of the magnetic field on ion sources work situation is analyz...
In this article the Penning-type negative hydrogen ion source of 11 MeV compact cyclotron is studied. This ion source works in arc-mode. By changing the magnetic field strength, the impact of the magnetic field on ion sources work situation is analyz...
2016,
28: 049001.
doi: 10.11884/HPLPB201628.129001
Abstract:
Composite electro-thermal chemical explosion (CETCE) was used to generate strong shock waves (SWs). This paper introduces the mechanism and effects of SWs generated by CETCE on reservoir stimulation and gives the discharge parameters and discharge lo...
Composite electro-thermal chemical explosion (CETCE) was used to generate strong shock waves (SWs). This paper introduces the mechanism and effects of SWs generated by CETCE on reservoir stimulation and gives the discharge parameters and discharge lo...
