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RSS2016 Vol. 28, No. 08
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2016,
28: 080101.
doi: 10.11884/HPLPB201628.160111
Abstract:
Initial laser indirect-driven integrated experiment was carried out on the new-established Shenguang Ⅲ laser facility. The shaped laser pulses from multi-rings were injected into a hohlraum and converted to X-ray emissions. According to the control o...
Initial laser indirect-driven integrated experiment was carried out on the new-established Shenguang Ⅲ laser facility. The shaped laser pulses from multi-rings were injected into a hohlraum and converted to X-ray emissions. According to the control o...
2016,
28: 081001.
doi: 10.11884/HPLPB201628.151290
Abstract:
The annular Gaussian beams having different initial energies propagation in air are numerically studied by two models, the linear model and the nonlinear model. Numerical results show that (i) at the beginning of the propagation the nonlinear Kerr ef...
The annular Gaussian beams having different initial energies propagation in air are numerically studied by two models, the linear model and the nonlinear model. Numerical results show that (i) at the beginning of the propagation the nonlinear Kerr ef...
2016,
28: 081002.
doi: 10.11884/HPLPB201628.151147
Abstract:
Packaging technology for semiconductor laser diodes influences significantly on their output characteristics, such as lifetime. Selections of solders and welding process are very important. Using a semi-automatic welding system, mini-bar was directly...
Packaging technology for semiconductor laser diodes influences significantly on their output characteristics, such as lifetime. Selections of solders and welding process are very important. Using a semi-automatic welding system, mini-bar was directly...
2016,
28: 081003.
doi: 10.11884/HPLPB201628.151111
Abstract:
The design and performance of a non-chain transverse excited HF laser with ultraviolet spark is described. It has high energy implantation and great energy output, and takes a high power excitation system with thyratron combined magnetic pulse compre...
The design and performance of a non-chain transverse excited HF laser with ultraviolet spark is described. It has high energy implantation and great energy output, and takes a high power excitation system with thyratron combined magnetic pulse compre...
2016,
28: 081004.
doi: 10.11884/HPLPB201628.151266
Abstract:
In order to explore the elements of trace impurities in fused silica and the change of them during HF acid etching process, the static etching experiments of 24 h, 48 h, 72 h, 96 h were performed by the mass fraction of 1% HF acid solution. The resul...
In order to explore the elements of trace impurities in fused silica and the change of them during HF acid etching process, the static etching experiments of 24 h, 48 h, 72 h, 96 h were performed by the mass fraction of 1% HF acid solution. The resul...
2016,
28: 081005.
doi: 10.11884/HPLPB201628.151303
Abstract:
The discrete step-type phase modulation and pixel gaps of liquid crystal spatial light modulator (LC-SLM) are the main distortion reasons for the 4f pulse shaping system. Based on the analysis of the above factors, the 4f pulse shaping system mathema...
The discrete step-type phase modulation and pixel gaps of liquid crystal spatial light modulator (LC-SLM) are the main distortion reasons for the 4f pulse shaping system. Based on the analysis of the above factors, the 4f pulse shaping system mathema...
2016,
28: 082001.
doi: 10.11884/HPLPB201628.150989
Abstract:
The laser clipping effect and the consequent background X-ray are researched by planar hole-target on Shenguang-Ⅲ and Shenguang-Ⅲ prototype. A laser energy detector is used to measure the laser clipping ratio directly, an X-ray pinhole camera attains...
The laser clipping effect and the consequent background X-ray are researched by planar hole-target on Shenguang-Ⅲ and Shenguang-Ⅲ prototype. A laser energy detector is used to measure the laser clipping ratio directly, an X-ray pinhole camera attains...
2016,
28: 082002.
doi: 10.11884/HPLPB201628.150929
Abstract:
This paper presents the study on the enhancement mechanism of laser-induced breakdown spectroscopy on cobalt sample with double femtosecond pulse. The double-pulse experiments were carried out in the collinear beam geometry in air. The influence of t...
This paper presents the study on the enhancement mechanism of laser-induced breakdown spectroscopy on cobalt sample with double femtosecond pulse. The double-pulse experiments were carried out in the collinear beam geometry in air. The influence of t...
2016,
28: 083001.
doi: 10.11884/HPLPB201628.151271
Abstract:
Based on 2.1 m diameter parabolic reflector, the parameters of TEM horn-feed and coplanar-feed IRA were optimized, and the characteristics of these two antennas were compared in this paper. A physical model of IRA was built and the radiation center m...
Based on 2.1 m diameter parabolic reflector, the parameters of TEM horn-feed and coplanar-feed IRA were optimized, and the characteristics of these two antennas were compared in this paper. A physical model of IRA was built and the radiation center m...
2016,
28: 083002.
doi: 10.11884/HPLPB201628.150866
Abstract:
A free electron laser based on a coaxial static magnetic undulator utilizes annular electron beam interacting with TE mode to coherently generate electromagnetic radiation, which is an important millimeter wave radiation source. The influencing laws ...
A free electron laser based on a coaxial static magnetic undulator utilizes annular electron beam interacting with TE mode to coherently generate electromagnetic radiation, which is an important millimeter wave radiation source. The influencing laws ...
2016,
28: 083003.
doi: 10.11884/HPLPB201628.151244
Abstract:
A shaped scheme based on geometric optics for offset-fed dual-reflector focus antenna is presented. The main reflector is a shaped antenna based on conservation of energy along a ray tube, Snells law, uniform phase and equal path length. Only Snells ...
A shaped scheme based on geometric optics for offset-fed dual-reflector focus antenna is presented. The main reflector is a shaped antenna based on conservation of energy along a ray tube, Snells law, uniform phase and equal path length. Only Snells ...
2016,
28: 083004.
doi: 10.11884/HPLPB201628.150974
Abstract:
To control the antenna array with numerous elements，a multi level communication system based on controller area network (CAN) bus is designed. Firstly, CAN bus topology is analyzed and the basic CAN network structure is derived from the capacity of a...
To control the antenna array with numerous elements，a multi level communication system based on controller area network (CAN) bus is designed. Firstly, CAN bus topology is analyzed and the basic CAN network structure is derived from the capacity of a...
2016,
28: 083005.
doi: 10.11884/HPLPB201628.151037
Abstract:
The radiation characters of conical horn antennas excited by TE1n /TM1n modes are studied. Measuring the E- and H-plane power density patterns of a horn, one can get the horns radiation power by respectively integrating the two patterns on the spheri...
The radiation characters of conical horn antennas excited by TE1n /TM1n modes are studied. Measuring the E- and H-plane power density patterns of a horn, one can get the horns radiation power by respectively integrating the two patterns on the spheri...
2016,
28: 083006.
doi: 10.11884/HPLPB201628.151095
Abstract:
A parallel waveguide structure for high power phase shifter is proposed. The ferrite phase shifter at present can achieve high power capacity with dual-toroids structure. The influence on the propagation, phase shift efficiency and power capacity of ...
A parallel waveguide structure for high power phase shifter is proposed. The ferrite phase shifter at present can achieve high power capacity with dual-toroids structure. The influence on the propagation, phase shift efficiency and power capacity of ...
2016,
28: 083007.
doi: 10.11884/HPLPB201628.150832
Abstract:
The sectorial waveguide can be used as an element of high power microwave(HPM) cylindrically conformal slotted waveguide array antenna. In this paper, the field components for the domination mode in a sectorial waveguide are investigated. According t...
The sectorial waveguide can be used as an element of high power microwave(HPM) cylindrically conformal slotted waveguide array antenna. In this paper, the field components for the domination mode in a sectorial waveguide are investigated. According t...
2016,
28: 083101.
doi: 10.11884/HPLPB201628.151073
Abstract:
With the research and development of hypersonic vehicles technology, the issues of ionization blackout have become increasing prominent during hypersonic flight. And there is the superiority of millimeter wave atmospheric window in atmospheric transm...
With the research and development of hypersonic vehicles technology, the issues of ionization blackout have become increasing prominent during hypersonic flight. And there is the superiority of millimeter wave atmospheric window in atmospheric transm...
2016,
28: 083201.
doi: 10.11884/HPLPB201628.150410
Abstract:
The electromagnetic wave reflectivity and transmissivity of plain concrete, steel wire mesh and steel wire mesh concrete were numerically studied. Firstly, model simulation results were compared with experimental data of reflectivity and transmissivi...
The electromagnetic wave reflectivity and transmissivity of plain concrete, steel wire mesh and steel wire mesh concrete were numerically studied. Firstly, model simulation results were compared with experimental data of reflectivity and transmissivi...
2016,
28: 083202.
doi: 10.11884/HPLPB201628.150877
Abstract:
When a vehicle flies at high velocity, the high temperature gas in shock layer undergoes strong physical and chemical change along with substantive optical radiation which will directly affect the imaging quality of an infrared seeker. Fluid dynamics...
When a vehicle flies at high velocity, the high temperature gas in shock layer undergoes strong physical and chemical change along with substantive optical radiation which will directly affect the imaging quality of an infrared seeker. Fluid dynamics...
2016,
28: 083203.
doi: 10.11884/HPLPB201628.160052
Abstract:
Based on low-frequency partial element equivalent circuit (PEEC) method, the current and potential distribution of the ground loop is presented, and the mechanism of common ground conduction interference is analyzed in this paper. Our proposed low-fr...
Based on low-frequency partial element equivalent circuit (PEEC) method, the current and potential distribution of the ground loop is presented, and the mechanism of common ground conduction interference is analyzed in this paper. Our proposed low-fr...
2016,
28: 083204.
doi: 10.11884/HPLPB201628.151145
Abstract:
In order to study the characteristics of the needle-plate corona discharge induced by the electromagnetic field in the vacuum environment, a simulation test system of corona discharge induced by the electromagnetic fields, such as the electromagnetic...
In order to study the characteristics of the needle-plate corona discharge induced by the electromagnetic field in the vacuum environment, a simulation test system of corona discharge induced by the electromagnetic fields, such as the electromagnetic...
2016,
28: 084001.
doi: 10.11884/HPLPB201628.150695
Abstract:
A method based on the simulation of system state is proposed to assess radiation hardened performance of electronic system. Based on radiation effects of devices of system, the system output is simulated using behavioral models which describe the ele...
A method based on the simulation of system state is proposed to assess radiation hardened performance of electronic system. Based on radiation effects of devices of system, the system output is simulated using behavioral models which describe the ele...
2016,
28: 084002.
doi: 10.11884/HPLPB201628.151259
Abstract:
The alpha energy-loss method is an effective and novel way to measure film thickness and thickness uniformity. But this kind of measurement should be carried out in a vacuum chamber. How to choose the appropriate vacuum degree is of great importance ...
The alpha energy-loss method is an effective and novel way to measure film thickness and thickness uniformity. But this kind of measurement should be carried out in a vacuum chamber. How to choose the appropriate vacuum degree is of great importance ...
2016,
28: 084003.
doi: 10.11884/HPLPB201628.151143
Abstract:
Dynamic fragmentation of material under superhigh strain rate is a topic of increasing interest in shock physics. However, due to diagnosis technique limits, high-quality experimental data of particle size of the fragmentation are quite sparse. Recen...
Dynamic fragmentation of material under superhigh strain rate is a topic of increasing interest in shock physics. However, due to diagnosis technique limits, high-quality experimental data of particle size of the fragmentation are quite sparse. Recen...
2016,
28: 084004.
doi: 10.11884/HPLPB201628.150892
Abstract:
A single-event experiment is carried out for the industrial Ethernet chip KSZ8851-16MLLJ by using a heavy ion source in order to evaluate and study the adaptability of the chip in the space environment. The single-event experimental plan is formulate...
A single-event experiment is carried out for the industrial Ethernet chip KSZ8851-16MLLJ by using a heavy ion source in order to evaluate and study the adaptability of the chip in the space environment. The single-event experimental plan is formulate...
2016,
28: 084005.
doi: 10.11884/HPLPB201628.151015
Abstract:
The research aims at assessing the relationship between the excitation light intensity and the image signal of the all optical high-speed camera system based on the transient grating and the viability of establishing a high-speed camera based on InP....
The research aims at assessing the relationship between the excitation light intensity and the image signal of the all optical high-speed camera system based on the transient grating and the viability of establishing a high-speed camera based on InP....
2016,
28: 084101.
doi: 10.11884/HPLPB201628.160013
Abstract:
The experimental platform for electrical explosion of wire was built and iron wire was electrically exploded in air to produce metal nanoparticles. The total energy deposited in the wire was estimated by time integration using the product of voltage ...
The experimental platform for electrical explosion of wire was built and iron wire was electrically exploded in air to produce metal nanoparticles. The total energy deposited in the wire was estimated by time integration using the product of voltage ...
2016,
28: 085001.
doi: 10.11884/HPLPB201628.151294
Abstract:
Based on the equivalent circuit and simplified model of disk explosive magnetic generator (DEMG), the code MDEMG was compiled with Matlab. To analyze the variation of parameters, such as current, induction, distribution of voltage, detonation pressur...
Based on the equivalent circuit and simplified model of disk explosive magnetic generator (DEMG), the code MDEMG was compiled with Matlab. To analyze the variation of parameters, such as current, induction, distribution of voltage, detonation pressur...
2016,
28: 085002.
doi: 10.11884/HPLPB201628.150913
Abstract:
In Z-pinch experiments carried on Primary Test Stand（PTS）, we used a multi-channel filtered X-ray diode (XRD) array to measure the soft X-ray total radiant energy, power and energy spectrum emitted from Z-pinches. This paper reports on the theory, pe...
In Z-pinch experiments carried on Primary Test Stand（PTS）, we used a multi-channel filtered X-ray diode (XRD) array to measure the soft X-ray total radiant energy, power and energy spectrum emitted from Z-pinches. This paper reports on the theory, pe...
2016,
28: 085003.
doi: 10.11884/HPLPB201628.151295
Abstract:
In consideration of the mutual coupling, the active element pattern (AEP) theory is adopted to calculate the time-domain radiation field of large pulsed antenna arrays. The AEPs of a large array can be transformed into those of a small array under si...
In consideration of the mutual coupling, the active element pattern (AEP) theory is adopted to calculate the time-domain radiation field of large pulsed antenna arrays. The AEPs of a large array can be transformed into those of a small array under si...
2016,
28: 085101.
doi: 10.11884/HPLPB201628.151013
Abstract:
The China Spallation Neutron Source accelerator is designed to accelerate proton beam pulses to 1.6 GeV at 25 Hz repetition rate, striking a solid metal target to produce spallation neutrons. The accelerator provides a beam power of 100 kW on the tar...
The China Spallation Neutron Source accelerator is designed to accelerate proton beam pulses to 1.6 GeV at 25 Hz repetition rate, striking a solid metal target to produce spallation neutrons. The accelerator provides a beam power of 100 kW on the tar...
2016,
28: 085102.
doi: 10.11884/HPLPB201628.151229
Abstract:
In flash-radiography, scattering photons will decrease the definition of receiving images, which limits the resolving power of the interface and the density of the object for radiography. The anti-scatter grid camera is able to improve the picture re...
In flash-radiography, scattering photons will decrease the definition of receiving images, which limits the resolving power of the interface and the density of the object for radiography. The anti-scatter grid camera is able to improve the picture re...
2016,
28: 085103.
doi: 10.11884/HPLPB201628.151020
Abstract:
Dragon Ⅱ is a linear induction accelerator which can shoot 3 coaxial pulsed high intense current electron beams at one time. The distinguished beam parameters between electron beam pulses should be achieved at least for its multi-pulsed electron beam...
Dragon Ⅱ is a linear induction accelerator which can shoot 3 coaxial pulsed high intense current electron beams at one time. The distinguished beam parameters between electron beam pulses should be achieved at least for its multi-pulsed electron beam...
2016,
28: 089001.
doi: 10.11884/HPLPB201628.150690
Abstract:
Autogenous laser welding of aluminum-lithium alloy often results in bad weld appearance and serious porosity. This paper investigates the influence of different laser welding positions on the welding quality of 5A90 Al-Li alloy. The weld appearance a...
Autogenous laser welding of aluminum-lithium alloy often results in bad weld appearance and serious porosity. This paper investigates the influence of different laser welding positions on the welding quality of 5A90 Al-Li alloy. The weld appearance a...
