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RSS2022 Vol. 34, No. 8
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2022,
34: 1-2.
2022,
34: 081001.
doi: 10.11884/HPLPB202234.220220
Abstract:
High power fiber lasers with high beam quality have been widely employed in applications of industrial manufacture. However, the power scaling of the fiber lasers with high beam quality are limited by the fiber nonlinear effects and the transverse mo...
2022,
34: 081002.
doi: 10.11884/HPLPB202234.210413
Abstract:
The damage of pulse compression gratings is the key factor offecting the stable operation and power improvement of chirped pulse amplification system. In this paper, the laser-induced damage mechanism of pulse compression grating under laser radiatio...
2022,
34: 081003.
doi: 10.11884/HPLPB202234.220107
Abstract:
Flowing unsupported liquid thin films are widely used in various fields. Energetic ions and high brightness secondary radiation covering THz to gamma rays will be generated when super intense laser acting on such a film, with the significant advantag...
Flowing unsupported liquid thin films are widely used in various fields. Energetic ions and high brightness secondary radiation covering THz to gamma rays will be generated when super intense laser acting on such a film, with the significant advantag...
2022,
34: 081004.
doi: 10.11884/HPLPB202234.220078
Abstract:
A high power high beam quality vertical-cavity surface-emitting laser (VCSEL) side-pumped rod Nd:YAG laser oscillator is demonstrated. Based on the macro-channel optimization of the active heat sink for the VCSEL pump source, five 227 W VCSEL linear ...
A high power high beam quality vertical-cavity surface-emitting laser (VCSEL) side-pumped rod Nd:YAG laser oscillator is demonstrated. Based on the macro-channel optimization of the active heat sink for the VCSEL pump source, five 227 W VCSEL linear ...
2022,
34: 081005.
doi: 10.11884/HPLPB202234.220052
Abstract:
Gas-liquid separation is the key to the success of an aerosol-type singlet oxygen generator. To solve the problem of gas-liquid separation, the idea of droplet size-controlled centrifugal separation was proposed that size-controlled droplets are prod...
Gas-liquid separation is the key to the success of an aerosol-type singlet oxygen generator. To solve the problem of gas-liquid separation, the idea of droplet size-controlled centrifugal separation was proposed that size-controlled droplets are prod...
2022,
34: 081006.
doi: 10.11884/HPLPB202234.220031
Abstract:
Optical component damage is one of the important factors that limit the improvement of laser flux level. To quickly and accurately detect whether optical component damage occurs and support the use of optical component cycle repair strategy, we propo...
Optical component damage is one of the important factors that limit the improvement of laser flux level. To quickly and accurately detect whether optical component damage occurs and support the use of optical component cycle repair strategy, we propo...
2022,
34: 081007.
doi: 10.11884/HPLPB202234.220065
Abstract:
The closed-loop accuracy of the optical-electric tracking system is one of the important technical index in the fields of reconnaissance and detection, laser communication, etc. Researchers usually use image stabilization techniques, inertial stabili...
The closed-loop accuracy of the optical-electric tracking system is one of the important technical index in the fields of reconnaissance and detection, laser communication, etc. Researchers usually use image stabilization techniques, inertial stabili...
2022,
34: 082001.
doi: 10.11884/HPLPB202234.220038
Abstract:
To meet the diagnostic requirements of physical experiments in the implosion compression and arrest stage, an optical design of Wolter-Ⅲ X-ray microscope with short focal length and high magnification satisfying the Abbe sine condition was proposed. ...
To meet the diagnostic requirements of physical experiments in the implosion compression and arrest stage, an optical design of Wolter-Ⅲ X-ray microscope with short focal length and high magnification satisfying the Abbe sine condition was proposed. ...
2022,
34: 082002.
doi: 10.11884/HPLPB202234.210353
Abstract:
The sedimentation characteristics of the magnetic polishing liquid in the magnetorheological polishing area is an important part of the material removal mechanism in the polishing process. Aiming at the ultra-large-scale nonlinear problem of numerica...
The sedimentation characteristics of the magnetic polishing liquid in the magnetorheological polishing area is an important part of the material removal mechanism in the polishing process. Aiming at the ultra-large-scale nonlinear problem of numerica...
2022,
34: 082203.
doi: 10.11884/HPLPB202234.220133
Abstract:
Aiming at the growth of ablative Rayleigh-Taylor instability with two perturbations, the evolutions of the amplitudes of high-order harmonics excited by two-mode coupling under different preheating conditions are studied by using a high-precision num...
Aiming at the growth of ablative Rayleigh-Taylor instability with two perturbations, the evolutions of the amplitudes of high-order harmonics excited by two-mode coupling under different preheating conditions are studied by using a high-precision num...
2022,
34: 083001.
doi: 10.11884/HPLPB202234.220037
Abstract:
The development of reflectarray antenna is limited by bandwidth and power capacity. In this paper, a novel reflectarray element based on multi-resonant technique is proposed firstly. Compared with the traditional element, the proposed element structu...
The development of reflectarray antenna is limited by bandwidth and power capacity. In this paper, a novel reflectarray element based on multi-resonant technique is proposed firstly. Compared with the traditional element, the proposed element structu...
2022,
34: 083002.
doi: 10.11884/HPLPB202234.220019
Abstract:
Ensuring the reliability of integrated circuits (ICs) has been a great challenge with the increasing complexity of the electromagnetic environment. On this basis, the fast-rising-edge electromagnetic pulse (EMP)-induced trap-assisted tunneling (TAT) ...
2022,
34: 084001.
doi: 10.11884/HPLPB202234.210561
Abstract:
Laser tracker is the primary instrument used for carrying out three-dimensional position measurement in accelerator alignment. Theoretically, three-dimensional measuring data processed by three-dimensional adjustment is more rigorous, however, error ...
Laser tracker is the primary instrument used for carrying out three-dimensional position measurement in accelerator alignment. Theoretically, three-dimensional measuring data processed by three-dimensional adjustment is more rigorous, however, error ...
2022,
34: 084002.
doi: 10.11884/HPLPB202234.210512
Abstract:
This paper focuses on the calibration of the quadrupole of CSNS about determination of the center of the devices, analyzes the standard deviation values of magnetic center and rotation center obtained by the magnetic measuring platform, and the one o...
This paper focuses on the calibration of the quadrupole of CSNS about determination of the center of the devices, analyzes the standard deviation values of magnetic center and rotation center obtained by the magnetic measuring platform, and the one o...
2022,
34: 084003.
doi: 10.11884/HPLPB202234.210514
Abstract:
In response to the demand for PET medical radionuclides in nuclear medicine diagnosis and treatment, China Institute of Atomic Energy is conducting research on the industrialization of PET medical small cyclotrons. Magnetic field measurement and shim...
In response to the demand for PET medical radionuclides in nuclear medicine diagnosis and treatment, China Institute of Atomic Energy is conducting research on the industrialization of PET medical small cyclotrons. Magnetic field measurement and shim...
2022,
34: 084004.
doi: 10.11884/HPLPB202234.210553
Abstract:
The fluctuation of power grid has a great influence on the normal operation of Shanghai Synchrotron Radiation Facility (SSRF) accelerator. The study first introduces the causes of power grid fluctuation and its impact on SSRF in order to solve this p...
The fluctuation of power grid has a great influence on the normal operation of Shanghai Synchrotron Radiation Facility (SSRF) accelerator. The study first introduces the causes of power grid fluctuation and its impact on SSRF in order to solve this p...
2022,
34: 084005.
doi: 10.11884/HPLPB202234.220030
Abstract:
The Hefei Advanced Light Facility (HALF), which includes an injector and a Diffraction Limited Storage Ring (DLSR), needs ultrahigh vacuum environment to satisfy the lifetime of beam. The small-diameter vacuum chamber coated with NEG (Non-Evaporable ...
The Hefei Advanced Light Facility (HALF), which includes an injector and a Diffraction Limited Storage Ring (DLSR), needs ultrahigh vacuum environment to satisfy the lifetime of beam. The small-diameter vacuum chamber coated with NEG (Non-Evaporable ...
2022,
34: 084006.
doi: 10.11884/HPLPB202234.220044
Abstract:
A new DBPM electronics system based on pilot tone is introduced in this paper to improve the traditional DBPM electronics system which is affected by the non-linearity of electronic channel, temperature drift and system noise.The hardware of the elec...
A new DBPM electronics system based on pilot tone is introduced in this paper to improve the traditional DBPM electronics system which is affected by the non-linearity of electronic channel, temperature drift and system noise.The hardware of the elec...
2022,
34: 084007.
doi: 10.11884/HPLPB202234.220014
Abstract:
Linac injector is a major sub-system of the proton therapy facility. Due to schedule consideration, the Shanghai advance proton therapy facility APTRON uses a linac injector made by ACCSYS in California, USA. Now, we have developed a linac injector m...
Linac injector is a major sub-system of the proton therapy facility. Due to schedule consideration, the Shanghai advance proton therapy facility APTRON uses a linac injector made by ACCSYS in California, USA. Now, we have developed a linac injector m...
2022,
34: 085001.
doi: 10.11884/HPLPB202234.220103
Abstract:
Pressure and temperature are two of the most critical factors in the study of material properties. The magnetically driving device has the ability of pressure regulation, but does not have the sample cooling control technology temporarily in our coun...
Pressure and temperature are two of the most critical factors in the study of material properties. The magnetically driving device has the ability of pressure regulation, but does not have the sample cooling control technology temporarily in our coun...
2022,
34: 085002.
doi: 10.11884/HPLPB202234.210573
Abstract:
The 200 keV X-ray pulser has a good surface density resolution when being used in the imaging diagnosis of high speed and low density regions in ejecta. Heuce it has become one of the important technical diagnostics methods of ejecta. This papper dev...
The 200 keV X-ray pulser has a good surface density resolution when being used in the imaging diagnosis of high speed and low density regions in ejecta. Heuce it has become one of the important technical diagnostics methods of ejecta. This papper dev...
2022,
34: 085003.
doi: 10.11884/HPLPB202234.210533
Abstract:
An atmospheric pressure helium plasma jet with a coaxial dual-channel inlet under single electrode structure (stainless steel needle tube) and double electrode structure (stainless steel needle tube—high voltage ring electrode) is comparatively studi...
An atmospheric pressure helium plasma jet with a coaxial dual-channel inlet under single electrode structure (stainless steel needle tube) and double electrode structure (stainless steel needle tube—high voltage ring electrode) is comparatively studi...
2022,
34: 086001.
doi: 10.11884/HPLPB202234.220084
Abstract:
For small modular reactors, containment suppression devices can be used to limit the rapid increasement of temperature and pressure in the containment caused by loss of coolant accidents (LOCAs). However, temperature stratification may occur in the s...
For small modular reactors, containment suppression devices can be used to limit the rapid increasement of temperature and pressure in the containment caused by loss of coolant accidents (LOCAs). However, temperature stratification may occur in the s...
2022,
34: 086002.
doi: 10.11884/HPLPB202234.220055
Abstract:
Neutron capture γ-rays from nitrogen is an important part of initial nuclear radiation. To accurately calculate the early nuclear radiation, the Monte Carlo computing model for the neutron and secondary γ-rays transport in the atmosphere is establish...
Neutron capture γ-rays from nitrogen is an important part of initial nuclear radiation. To accurately calculate the early nuclear radiation, the Monte Carlo computing model for the neutron and secondary γ-rays transport in the atmosphere is establish...
