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RSS2003 Vol. 15, No. 07
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2003,
15.
Abstract:
A 40kV/20kW switchingmode pulse forming network (PFN) charging power supply was developed by constantcurrent, seriesresonant and softswitching techniques. High pulse to pulse repeatability was achieved even under the condition of high repetition ...
A 40kV/20kW switchingmode pulse forming network (PFN) charging power supply was developed by constantcurrent, seriesresonant and softswitching techniques. High pulse to pulse repeatability was achieved even under the condition of high repetition ...
2003,
15.
Abstract:
A one-dimension temperature and stress model is proposed based on the beam-target interaction process and thermal-elastic theory for the intense pulsed electron beam treatment. The temperature and stress profiles are derived by the numerical simulati...
A one-dimension temperature and stress model is proposed based on the beam-target interaction process and thermal-elastic theory for the intense pulsed electron beam treatment. The temperature and stress profiles are derived by the numerical simulati...
2003,
15.
Abstract:
Lie algebraic methods are used in the analysis of nonlinear transport of charged particle beams in dipole magnets. Space charge forces are included. The particle distribution used is of KV type. Second order terms of particle rays are obtained, and ...
Lie algebraic methods are used in the analysis of nonlinear transport of charged particle beams in dipole magnets. Space charge forces are included. The particle distribution used is of KV type. Second order terms of particle rays are obtained, and ...
2003,
15.
Abstract:
Two kinds scintillation detectors are composed of cerium fluoride (CeF3) and ST401 with photomultiplier tube respectively, the experimental sample of CeF3 is the newly developed inorganic scintillator in China in recent years, ST401 is a common plast...
Two kinds scintillation detectors are composed of cerium fluoride (CeF3) and ST401 with photomultiplier tube respectively, the experimental sample of CeF3 is the newly developed inorganic scintillator in China in recent years, ST401 is a common plast...
2003,
15.
Abstract:
Energy variation in pulsed electron beam could result in corkscrew motion of the beam centroid in linear induction accelerator, therefore enlarge and distort the spot size of the accelerator. The method using Cerenkov radiation produced by the electr...
Energy variation in pulsed electron beam could result in corkscrew motion of the beam centroid in linear induction accelerator, therefore enlarge and distort the spot size of the accelerator. The method using Cerenkov radiation produced by the electr...
2003,
15.
Abstract:
The gas switch is one of the commonly employed parts in accelerators. The pre-pulse gas switches in Qiangguang-I is studied in this paper. The parameters of the gas switches are calculated, and the characteristics of switches under constant voltage a...
The gas switch is one of the commonly employed parts in accelerators. The pre-pulse gas switches in Qiangguang-I is studied in this paper. The parameters of the gas switches are calculated, and the characteristics of switches under constant voltage a...
2003,
15.
Abstract:
This paper reported the design and experimental results of a 200kV laser triggered multistage and multichannel switch. When a quadruple Nd:YAG laser set was used as a trigger source, it was found that the delay decreased exponentially as the chargi...
This paper reported the design and experimental results of a 200kV laser triggered multistage and multichannel switch. When a quadruple Nd:YAG laser set was used as a trigger source, it was found that the delay decreased exponentially as the chargi...
2003,
15.
Abstract:
Suppose only the focussing and the Coulomb force act on an ion, where the focussing force is linear and the Coulomb force is nonlinear. When the two forces are balanced, the critical spacing between ions can be obtained. In this paper the radiation ...
Suppose only the focussing and the Coulomb force act on an ion, where the focussing force is linear and the Coulomb force is nonlinear. When the two forces are balanced, the critical spacing between ions can be obtained. In this paper the radiation ...
2003,
15.
Abstract:
The 600keV Ne+ ion irradiation and insitu TEM observation were performed in a Zircaloy 4 using the HVEMTandem Facility at 350℃, and the ion flux was 2.5×1012cm-2·s-1. The structural damage upon irradiation was monitored by the selected area electro...
The 600keV Ne+ ion irradiation and insitu TEM observation were performed in a Zircaloy 4 using the HVEMTandem Facility at 350℃, and the ion flux was 2.5×1012cm-2·s-1. The structural damage upon irradiation was monitored by the selected area electro...
2003,
15.
Abstract:
In an optical system, “cat eye effect” can be modeled as a focus lens system. Based on the model and Fourier transform, when a system has some optoelectrical devices and illuminated by one laser beam, the laser beam will be reflected from the system ...
In an optical system, “cat eye effect” can be modeled as a focus lens system. Based on the model and Fourier transform, when a system has some optoelectrical devices and illuminated by one laser beam, the laser beam will be reflected from the system ...
2003,
15.
Abstract:
A flat-field spectrograph with a toroidal mirror at 747.4 mm incident distance was designed that can provide 30～50nm flat field and better space resolution. XUV spectrum from a hollow cathode gaseous discharge source filled with He gas was measured u...
A flat-field spectrograph with a toroidal mirror at 747.4 mm incident distance was designed that can provide 30～50nm flat field and better space resolution. XUV spectrum from a hollow cathode gaseous discharge source filled with He gas was measured u...
2003,
15.
Abstract:
The technique to fabricate a doublelayer broadband antireflective (AR) film by sol-gel spin-coating process for high power lasers was investigated. The double-layer film was composed of a single SiO2 AR coating with reflective index about 13 and sil...
The technique to fabricate a doublelayer broadband antireflective (AR) film by sol-gel spin-coating process for high power lasers was investigated. The double-layer film was composed of a single SiO2 AR coating with reflective index about 13 and sil...
2003,
15.
Abstract:
In this paper the frequency analysis is employed to investigate the image reconstruction process using circular interfering fringes. An experiment is used to demonstrate the reconstruction process and the reconstructed image of a twodimension object...
In this paper the frequency analysis is employed to investigate the image reconstruction process using circular interfering fringes. An experiment is used to demonstrate the reconstruction process and the reconstructed image of a twodimension object...
2003,
15.
Abstract:
A spontaneous Raman scatting system was used to measure the O２（a１Δ）yield of singlet oxygen generator for chemical oxygen iodine laser. Many common experimental problems, such as fluctuations in laser power, dirty windows, and misalignment, can be rat...
A spontaneous Raman scatting system was used to measure the O２（a１Δ）yield of singlet oxygen generator for chemical oxygen iodine laser. Many common experimental problems, such as fluctuations in laser power, dirty windows, and misalignment, can be rat...
2003,
15.
Abstract:
This paper presents the principles and the experiment details of planar laser induced fluorescence(PLIF). With a tunable OPO laser, the fluorescence images of NO were got in a methaneair flame and high energy fuel flame at different time and differe...
This paper presents the principles and the experiment details of planar laser induced fluorescence(PLIF). With a tunable OPO laser, the fluorescence images of NO were got in a methaneair flame and high energy fuel flame at different time and differe...
2003,
15.
Abstract:
The secondary mass flowrate of the HYLTE nozzle in DF/HF chemical lasers was numerically and theoretically calculated, the mass flowrate coefficients of D2，H2 and He with 0.01~0.4MPa stagnation pressure and 0.1~0.9mm height of the half throat are ...
The secondary mass flowrate of the HYLTE nozzle in DF/HF chemical lasers was numerically and theoretically calculated, the mass flowrate coefficients of D2，H2 and He with 0.01~0.4MPa stagnation pressure and 0.1~0.9mm height of the half throat are ...
2003,
15.
Abstract:
Recursion formula of the reflection coefficient of a multilayer dielectric coating has been deduced by employing the equivalent cavity model, based on the principle of multibeam interference. Using this formula, the paper shows that, around the cent...
Recursion formula of the reflection coefficient of a multilayer dielectric coating has been deduced by employing the equivalent cavity model, based on the principle of multibeam interference. Using this formula, the paper shows that, around the cent...
2003,
15.
Abstract:
Polystyrene composite shells doped with aluminum oxide used for inertial confinement fusion (ICF) experiments were fabricated with emulsion techniques. Three different phases of solution(W1,O,W2) were adopted for the fabrication process. The W1 phase...
Polystyrene composite shells doped with aluminum oxide used for inertial confinement fusion (ICF) experiments were fabricated with emulsion techniques. Three different phases of solution(W1,O,W2) were adopted for the fabrication process. The W1 phase...
2003,
15.
Abstract:
Capillary discharge plasma is a new type of high pulsed energy particle source which is recently developed. Plasma jets with high temperature, high density and hypervelocity can be produced by high voltage discharge between two electrodes of a capill...
Capillary discharge plasma is a new type of high pulsed energy particle source which is recently developed. Plasma jets with high temperature, high density and hypervelocity can be produced by high voltage discharge between two electrodes of a capill...
2003,
15.
Abstract:
This paper presents a twodimensional threetemperature physical model of Zpinch plasmas and its numerical methods. A twodimensional radiation magnetohydrodynamics code called Zpinch2DDG is developed, which numerically simulates Kr gaspuff plas...
This paper presents a twodimensional threetemperature physical model of Zpinch plasmas and its numerical methods. A twodimensional radiation magnetohydrodynamics code called Zpinch2DDG is developed, which numerically simulates Kr gaspuff plas...
2003,
15.
Abstract:
The computer simulation from cold cavity to hot cavity of Hughes coupled cavity slowwave structure is depicted used by MAFIA. Cold cavity simulation result is compared with theoretical and experimental ones. The average error of dispersion is 0.02% ...
The computer simulation from cold cavity to hot cavity of Hughes coupled cavity slowwave structure is depicted used by MAFIA. Cold cavity simulation result is compared with theoretical and experimental ones. The average error of dispersion is 0.02% ...
2003,
15.
Abstract:
A 30 GHz RF pulse compressor is designed using MSLED-II principle to obtain 150ns long 100MW RF pulse. HHybrid，ＴＥ口１０ＴＥo０１mode converter and other RF components are designed using new principle. There are not any tuning post, capacitive iris, sharp c...
A 30 GHz RF pulse compressor is designed using MSLED-II principle to obtain 150ns long 100MW RF pulse. HHybrid，ＴＥ口１０ＴＥo０１mode converter and other RF components are designed using new principle. There are not any tuning post, capacitive iris, sharp c...
2003,
15.
Abstract:
The principle and method of using antenna array to diagnose the mode distribution, which is used in the experiment of high power microwave radiation of half reflected over mode circular cavity vircator, is introduced. Diagnosis of the modes is very u...
The principle and method of using antenna array to diagnose the mode distribution, which is used in the experiment of high power microwave radiation of half reflected over mode circular cavity vircator, is introduced. Diagnosis of the modes is very u...
2003,
15.
Abstract:
The electromagnetic field above ground produced by an incident highaltitude electromagnetic pulse plane wave striking the ground plane was described in this paper in terms of the Fresnel reflection coefficients and the numerical FFT. The pulse refle...
The electromagnetic field above ground produced by an incident highaltitude electromagnetic pulse plane wave striking the ground plane was described in this paper in terms of the Fresnel reflection coefficients and the numerical FFT. The pulse refle...
2003,
15.
Abstract:
Based on the origin of prepulse, the prepulse effects on the relativistic magnetorn were analysed. The prepulse effects mainly include three aspects: making the voltage waveform changed, advancing the production of plasma, and enhancing the mode comp...
Based on the origin of prepulse, the prepulse effects on the relativistic magnetorn were analysed. The prepulse effects mainly include three aspects: making the voltage waveform changed, advancing the production of plasma, and enhancing the mode comp...
2003,
15.
Abstract:
this paper, the basic principle of the timefrequency(TF) analysis, including wavelet transform, is depicted briefly. It's application on UWB scattering signal is introduced in detail also. Through the processing of UWB scattering signal from tested...
this paper, the basic principle of the timefrequency(TF) analysis, including wavelet transform, is depicted briefly. It's application on UWB scattering signal is introduced in detail also. Through the processing of UWB scattering signal from tested...
