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RSS2014 Vol. 26, No. 11
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2014,
26: 110101.
doi: 10.11884/HPLPB201426.110101
Abstract:
An experiment of phase locking of 32 fiber lasers is reported. A coherent array of 32 fiber lasers is built and a high-speed high-precision phase controller is designed based on field programmable gate array(FPGA). When the stochastic parallel gradie...
An experiment of phase locking of 32 fiber lasers is reported. A coherent array of 32 fiber lasers is built and a high-speed high-precision phase controller is designed based on field programmable gate array(FPGA). When the stochastic parallel gradie...
2014,
26: 111001.
doi: 10.11884/HPLPB201426.111001
Abstract:
Pumping fiber laser systems requires high brightness and high power fiber coupled diode laser module. In this paper, a method to get the high brightness and high power fiber coupled diode laser module is proposed, which is achieved by technologies of...
Pumping fiber laser systems requires high brightness and high power fiber coupled diode laser module. In this paper, a method to get the high brightness and high power fiber coupled diode laser module is proposed, which is achieved by technologies of...
2014,
26: 111002.
doi: 10.11884/HPLPB201426.111002
Abstract:
Using the empirical mode decomposition direct threshold (EMD-DT) and empirical mode decomposition interval threshold (EMD-IT) to de-noise lidar return signals, aiming to solve the problem of mode-mixing, a method of EMD switch interval threshold (EMD...
Using the empirical mode decomposition direct threshold (EMD-DT) and empirical mode decomposition interval threshold (EMD-IT) to de-noise lidar return signals, aiming to solve the problem of mode-mixing, a method of EMD switch interval threshold (EMD...
2014,
26: 111003.
doi: 10.11884/HPLPB201426.111003
Abstract:
The performance of supersonic diffuser downstream the cavity in chemical oxygen-iodine laser pressure recovery system can obviously influence the flow field quality in cavity, and its static pressure recover and total pressure loose performance can d...
The performance of supersonic diffuser downstream the cavity in chemical oxygen-iodine laser pressure recovery system can obviously influence the flow field quality in cavity, and its static pressure recover and total pressure loose performance can d...
2014,
26: 111004.
doi: 10.11884/HPLPB201426.111004
Abstract:
In order to confirm the feasibility of carbon fiber processing using lasers, the processing of carbon fiber blocks using femtosecond and continuous laser sources was researched. The morphologies of the processed region applying femtosecond and contin...
In order to confirm the feasibility of carbon fiber processing using lasers, the processing of carbon fiber blocks using femtosecond and continuous laser sources was researched. The morphologies of the processed region applying femtosecond and contin...
2014,
26: 111005.
doi: 10.11884/HPLPB201426.111005
Abstract:
In order to decrease the quantization effect caused by quantization process of digital devices, we propose a method to reduce the quantization error for phase measuring profilometry (PMP). The proposed method is suitable for the measurement of high p...
In order to decrease the quantization effect caused by quantization process of digital devices, we propose a method to reduce the quantization error for phase measuring profilometry (PMP). The proposed method is suitable for the measurement of high p...
2014,
26: 111006.
doi: 10.11884/HPLPB201426.111006
Abstract:
This article mainly analyzed the application of optical measuring instruments, stereomicroscope and CCD imaging system to the spot measurement of high-order Bessel beam. By taking the high-order Bessel beam which is generated when incoherent LED gree...
This article mainly analyzed the application of optical measuring instruments, stereomicroscope and CCD imaging system to the spot measurement of high-order Bessel beam. By taking the high-order Bessel beam which is generated when incoherent LED gree...
2014,
26: 111007.
doi: 10.11884/HPLPB201426.111007
Abstract:
In order to study the gain and thermal aberration properties of cryogenic Yb:YAG amplifier, a liquid nitrogen cooled Yb:YAG laser amplifier was built. Small signal gain for different pumping intensity and thermal aberration at room temperature and cr...
In order to study the gain and thermal aberration properties of cryogenic Yb:YAG amplifier, a liquid nitrogen cooled Yb:YAG laser amplifier was built. Small signal gain for different pumping intensity and thermal aberration at room temperature and cr...
2014,
26: 111008.
doi: 10.11884/HPLPB201426.111008
Abstract:
This paper presents a theoretical study of influence of In content on the InGaAsSb/GaSb quantum well structure. The accurate relationship between the band gap and the In content is given. The band offset as functions of the In content is calculated n...
This paper presents a theoretical study of influence of In content on the InGaAsSb/GaSb quantum well structure. The accurate relationship between the band gap and the In content is given. The band offset as functions of the In content is calculated n...
2014,
26: 111009.
doi: 10.11884/HPLPB201426.111009
Abstract:
A spatial classification method based on local Gabor binary patterns (LGBP) is proposed to improve the accuracy of hyperspectral camouflage targets image classification. The LGBP, a multiple scale algorithm, is employed to extract both local and glob...
A spatial classification method based on local Gabor binary patterns (LGBP) is proposed to improve the accuracy of hyperspectral camouflage targets image classification. The LGBP, a multiple scale algorithm, is employed to extract both local and glob...
2014,
26: 111010.
doi: 10.11884/HPLPB201426.111010
Abstract:
Based on the current cleanliness standards, the definition of cleanliness only considers the size and the density of contaminations, ignoring the effects of different particles in laser-induced damage threshold. This article puts forward the effectiv...
Based on the current cleanliness standards, the definition of cleanliness only considers the size and the density of contaminations, ignoring the effects of different particles in laser-induced damage threshold. This article puts forward the effectiv...
2014,
26: 111011.
doi: 10.11884/HPLPB201426.111011
Abstract:
A given kind of silica substrates, which low hydroxy group is contained by, was made (quantitative analysis) by the way of infrared differential spectroscopy. Some characteristic absorption peaks of methylene and methyl were measured as a measurement...
A given kind of silica substrates, which low hydroxy group is contained by, was made (quantitative analysis) by the way of infrared differential spectroscopy. Some characteristic absorption peaks of methylene and methyl were measured as a measurement...
2014,
26: 111012.
doi: 10.11884/HPLPB201426.111012
Abstract:
A three-dimensional digital image correlation technique (3D-DIC) combined with infrared temperature measurement system is presented to investigate the thin aluminium alloy plate irradiated by CW laser for full-field measurement, which can present rea...
A three-dimensional digital image correlation technique (3D-DIC) combined with infrared temperature measurement system is presented to investigate the thin aluminium alloy plate irradiated by CW laser for full-field measurement, which can present rea...
2014,
26: 112001.
doi: 10.11884/HPLPB201426.112001
Abstract:
Flux of X-ray produced from focussing laser radiation onto solid target was measured using a Ross filter system. The system consists of two identical X-ray detectors, appropriate filters mounted ahead of each detector. Ross filter method uses the adv...
Flux of X-ray produced from focussing laser radiation onto solid target was measured using a Ross filter system. The system consists of two identical X-ray detectors, appropriate filters mounted ahead of each detector. Ross filter method uses the adv...
2014,
26: 112002.
doi: 10.11884/HPLPB201426.112002
Abstract:
The rectangular diagnostic hole on the side of SiO2/CH/Au hohlraum was machined by electrical discharge machining technology, and the dielectric is kerosene which has high carbon content and the electrode material is red copper which has good electri...
The rectangular diagnostic hole on the side of SiO2/CH/Au hohlraum was machined by electrical discharge machining technology, and the dielectric is kerosene which has high carbon content and the electrode material is red copper which has good electri...
2014,
26: 112003.
doi: 10.11884/HPLPB201426.112003
Abstract:
Pendant-drop apparatus used for measuring the interfacial tension of fluorobenzene drop and water is discussed. The ethanol, 1-butanol and polyvinyl alcohol as surfactants are dissolved in water. The interfacial adsorption parameters in these systems...
Pendant-drop apparatus used for measuring the interfacial tension of fluorobenzene drop and water is discussed. The ethanol, 1-butanol and polyvinyl alcohol as surfactants are dissolved in water. The interfacial adsorption parameters in these systems...
2014,
26: 112004.
doi: 10.11884/HPLPB201426.112004
Abstract:
Aluminum mandrel was electrolyzed in 1 mol/L sodium hydroxide solution using the electrolytic corrosion device. The relationship between voltage and current was got by changing the voltage (4-28 V). The surface of aluminum was absolutely passivated w...
Aluminum mandrel was electrolyzed in 1 mol/L sodium hydroxide solution using the electrolytic corrosion device. The relationship between voltage and current was got by changing the voltage (4-28 V). The surface of aluminum was absolutely passivated w...
2014,
26: 112006.
doi: 10.11884/HPLPB201426.112006
Abstract:
A method was presented that a compound ion source of LiD was used to heat hot spot produced in ICF experiment. The interacting process between LiD ion and DT plasma was analysed and the heating parameter was calculated by Monte-Carlo method under ICF...
A method was presented that a compound ion source of LiD was used to heat hot spot produced in ICF experiment. The interacting process between LiD ion and DT plasma was analysed and the heating parameter was calculated by Monte-Carlo method under ICF...
2014,
26: 112007.
doi: 10.11884/HPLPB201426.112007
Abstract:
Suprathermal electron is an important factor influencing ignition in inertial confine fusion. Measuring results of hard X-ray spectrum could get suprathermal electron temperature and suprathermal electron quantities. This project mainly built a syste...
Suprathermal electron is an important factor influencing ignition in inertial confine fusion. Measuring results of hard X-ray spectrum could get suprathermal electron temperature and suprathermal electron quantities. This project mainly built a syste...
2014,
26: 112008.
doi: 10.11884/HPLPB201426.112008
Abstract:
This paper studied the effect of different annealing temperature on surface roughness, surface morphology and grain orientation of the mirror surface pure iron insulated for 60 min in vacuum. The results showed that the root mean square surface rough...
This paper studied the effect of different annealing temperature on surface roughness, surface morphology and grain orientation of the mirror surface pure iron insulated for 60 min in vacuum. The results showed that the root mean square surface rough...
2014,
26: 113001.
doi: 10.11884/HPLPB201426.113001
Abstract:
Electron optics system of W-band extended interaction klystron (EIK) which produces and transfers electron beam consists of Pierce electron gun and uniform permanent magnetic system. The Pierece electron gun is designed and optimized through Vaughan ...
Electron optics system of W-band extended interaction klystron (EIK) which produces and transfers electron beam consists of Pierce electron gun and uniform permanent magnetic system. The Pierece electron gun is designed and optimized through Vaughan ...
2014,
26: 113002.
doi: 10.11884/HPLPB201426.113002
Abstract:
In this article, the electron trajectory and thermal distribution in the collector region of W-band gyrotron traveling-wave tube were calculated with PIC code and thermal analysis code. Through the optimization of collector magnetic field parameters,...
In this article, the electron trajectory and thermal distribution in the collector region of W-band gyrotron traveling-wave tube were calculated with PIC code and thermal analysis code. Through the optimization of collector magnetic field parameters,...
2014,
26: 113003.
doi: 10.11884/HPLPB201426.113003
Abstract:
The sapphire window for 3 mm gyro-traveling wave tube(TWT) can not meet the design requirement of power capacity. To solve the problem, comparisons of several materials in power capacity and thermal shock resistance are carried out. A microwave plasm...
The sapphire window for 3 mm gyro-traveling wave tube(TWT) can not meet the design requirement of power capacity. To solve the problem, comparisons of several materials in power capacity and thermal shock resistance are carried out. A microwave plasm...
2014,
26: 113004.
doi: 10.11884/HPLPB201426.113004
Abstract:
In order to compensate for the nonlinear characteristics of different types of power amplifier, a Ka-band adjustable predistortion linearizer is presented. Based on three branches directional coupler, GaAs Schottky diodes, microstrip line and the loa...
In order to compensate for the nonlinear characteristics of different types of power amplifier, a Ka-band adjustable predistortion linearizer is presented. Based on three branches directional coupler, GaAs Schottky diodes, microstrip line and the loa...
2014,
26: 113005.
doi: 10.11884/HPLPB201426.113005
Abstract:
Based on analyzing the dispersion characteristics and the global band gaps for general two-dimensional photonic band gap structures formed by triangular arrays of metal posts, we select TE04 at 140 GHz as the operational mode and present the modes di...
Based on analyzing the dispersion characteristics and the global band gaps for general two-dimensional photonic band gap structures formed by triangular arrays of metal posts, we select TE04 at 140 GHz as the operational mode and present the modes di...
Statistical prediction of dielectric single-surface multipactor discharge in strong oblique DC Field
2014,
26: 113006.
doi: 10.11884/HPLPB201426.113006
Abstract:
The traditional method used for analyzing the multipactor of the dielectric is particle-in-cell method, but it has some shortcomings, such as time-consuming, large amount of computation and so on. The numerical simulation of multipactor in the dielec...
The traditional method used for analyzing the multipactor of the dielectric is particle-in-cell method, but it has some shortcomings, such as time-consuming, large amount of computation and so on. The numerical simulation of multipactor in the dielec...
2014,
26: 113007.
doi: 10.11884/HPLPB201426.113007
Abstract:
Cauchy method can only diagnose the bandpass filters without source-load coupling. To solve this problem, a method is proposed for diagnosing cross-coupled resonator bandstop and bandpass filters with source-load coupling. Firstly, an optimization me...
Cauchy method can only diagnose the bandpass filters without source-load coupling. To solve this problem, a method is proposed for diagnosing cross-coupled resonator bandstop and bandpass filters with source-load coupling. Firstly, an optimization me...
2014,
26: 113008.
doi: 10.11884/HPLPB201426.113008
Abstract:
The design of election beam collector for high-power microwave source driven by sheet electron beam is presented. Besides collecting electrons, the collector can effectively transform rectangular TM11 mode engendered by microwave source with sheet el...
The design of election beam collector for high-power microwave source driven by sheet electron beam is presented. Besides collecting electrons, the collector can effectively transform rectangular TM11 mode engendered by microwave source with sheet el...
2014,
26: 113009.
doi: 10.11884/HPLPB201426.113009
Abstract:
The S-band low temperature co-fired ceramics (LTCC) ferrite circulator was designed and analyzed based on multilayer chip structure, and the effect of some key problems in the preparing process on the frequency characteristic of the LTCC ferrite circ...
The S-band low temperature co-fired ceramics (LTCC) ferrite circulator was designed and analyzed based on multilayer chip structure, and the effect of some key problems in the preparing process on the frequency characteristic of the LTCC ferrite circ...
2014,
26: 113101.
doi: 10.11884/HPLPB201426.113101
Abstract:
As the extension of the microwave and millimeter-wave, the terahertz wave provides much greater communication bandwidth and capacity than millimeter wave. The THz pulses appeare the temporal and spatial deformation because of the waves scattered by t...
As the extension of the microwave and millimeter-wave, the terahertz wave provides much greater communication bandwidth and capacity than millimeter wave. The THz pulses appeare the temporal and spatial deformation because of the waves scattered by t...
2014,
26: 113201.
doi: 10.11884/HPLPB201426.113201
Abstract:
According to radars anti-deception-jamming, this paper studies an algorithm based on particle filter with the fact that the power of deception jamming is higher than target echo signal. When deception jamming appears, the importance weight values of ...
According to radars anti-deception-jamming, this paper studies an algorithm based on particle filter with the fact that the power of deception jamming is higher than target echo signal. When deception jamming appears, the importance weight values of ...
2014,
26: 114001.
doi: 10.11884/HPLPB201426.114001
Abstract:
Mass dispersion research of multi-mass plasma jet has important position in fields like separator or spectrometer. This paper studies the movement trajectory of multi-mass jet flow in inhomogeneous magnetic field and deduces an expression of mass dis...
Mass dispersion research of multi-mass plasma jet has important position in fields like separator or spectrometer. This paper studies the movement trajectory of multi-mass jet flow in inhomogeneous magnetic field and deduces an expression of mass dis...
2014,
26: 114002.
doi: 10.11884/HPLPB201426.114002
Abstract:
Jet Initiation Model is derived for light flash created by hypervelocity impact and experimental measurements for light flash phenomena of LY12 aluminum projectile hypervelocity impacting natural dolomite target were conducted at the conditions of ne...
Jet Initiation Model is derived for light flash created by hypervelocity impact and experimental measurements for light flash phenomena of LY12 aluminum projectile hypervelocity impacting natural dolomite target were conducted at the conditions of ne...
2014,
26: 114003.
doi: 10.11884/HPLPB201426.114003
Abstract:
Aimed at the problem of energy resolution on the research of neutron energy spectra experiments, based on the detecting systems relation between gamma ray and neutron, plus its gamma ray energy resolution, a practical and convenient numerical scheme ...
Aimed at the problem of energy resolution on the research of neutron energy spectra experiments, based on the detecting systems relation between gamma ray and neutron, plus its gamma ray energy resolution, a practical and convenient numerical scheme ...
2014,
26: 114004.
doi: 10.11884/HPLPB201426.114004
Abstract:
Most of the existing mesh simplification algorithms ignore some small features of the original model reconstructed by industrial CT serial images and the triangular meshes quality of the simplified model is poor. To solve this problem, a simplificati...
Most of the existing mesh simplification algorithms ignore some small features of the original model reconstructed by industrial CT serial images and the triangular meshes quality of the simplified model is poor. To solve this problem, a simplificati...
2014,
26: 114005.
doi: 10.11884/HPLPB201426.114005
Abstract:
The semiconductors refractive indexes change when they are exposed to radiation pulses. For short carrier lifetime, some semiconductors refractive indexes recover quickly. This process can be used to develop a new kind of pulse radiation detector. An...
The semiconductors refractive indexes change when they are exposed to radiation pulses. For short carrier lifetime, some semiconductors refractive indexes recover quickly. This process can be used to develop a new kind of pulse radiation detector. An...
2014,
26: 114006.
doi: 10.11884/HPLPB201426.114006
Abstract:
In the extraction process of neutral beam ion source, the production of extraction current and deceleration current is analyzed and it is helpful for obtaining reliable extraction power and heat deposition power on the grids surface. Based on the ele...
In the extraction process of neutral beam ion source, the production of extraction current and deceleration current is analyzed and it is helpful for obtaining reliable extraction power and heat deposition power on the grids surface. Based on the ele...
2014,
26: 114007.
doi: 10.11884/HPLPB201426.114007
Abstract:
We designed the radiography imaging system based on the high energy electron beam using theoretical analysis and numerical simulation, and optimized the parameters using Geant4 and GPT software. In the simulation we analyzed the parameters which affe...
We designed the radiography imaging system based on the high energy electron beam using theoretical analysis and numerical simulation, and optimized the parameters using Geant4 and GPT software. In the simulation we analyzed the parameters which affe...
2014,
26: 114101.
doi: 10.11884/HPLPB201426.114101
Abstract:
The morphologies of silicon surfaces are modified with the single Nd:YAG nanosecond laser pulse (wavelength 532 nm) in air. The influence of single pulse laser energy density and spot size on the morphology is studied. The field emission scanning ele...
The morphologies of silicon surfaces are modified with the single Nd:YAG nanosecond laser pulse (wavelength 532 nm) in air. The influence of single pulse laser energy density and spot size on the morphology is studied. The field emission scanning ele...
2014,
26: 114102.
doi: 10.11884/HPLPB201426.114102
Abstract:
In this paper, graphene is synthesized from natural graphite by a modified Hummers method and glucose is added as reducing agent. Hydrothermal method is used to prepare MnO2/graphene composite using KMnO4 and HCl as raw materials. The structure is ch...
In this paper, graphene is synthesized from natural graphite by a modified Hummers method and glucose is added as reducing agent. Hydrothermal method is used to prepare MnO2/graphene composite using KMnO4 and HCl as raw materials. The structure is ch...
2014,
26: 114103.
doi: 10.11884/HPLPB201426.114103
Abstract:
To obtain the number and sizes of aerosols generated in the enclosed room of high power laser system, a method of microparticle detection with microfiber was demonstrated in enclosed room. The additional loss of microfiber, caused by adhered micropar...
To obtain the number and sizes of aerosols generated in the enclosed room of high power laser system, a method of microparticle detection with microfiber was demonstrated in enclosed room. The additional loss of microfiber, caused by adhered micropar...
2014,
26: 115001.
doi: 10.11884/HPLPB201426.115001
Abstract:
Based on the principle of electromagnetic railgun launch, a circuit model was developed and validated, the pulse forming units (PFU) and the progress of the railgun launch were included. The corresponding Pspice circuit code was developed to simulate...
Based on the principle of electromagnetic railgun launch, a circuit model was developed and validated, the pulse forming units (PFU) and the progress of the railgun launch were included. The corresponding Pspice circuit code was developed to simulate...
2014,
26: 115002.
doi: 10.11884/HPLPB201426.115002
Abstract:
Based on solid heat conduction theory and multi-physics field coupling theory, the calculation equation of the armature surface transient wear is deduced, and the calculation method of contact resistance and the transient contact force is proposed. O...
Based on solid heat conduction theory and multi-physics field coupling theory, the calculation equation of the armature surface transient wear is deduced, and the calculation method of contact resistance and the transient contact force is proposed. O...
2014,
26: 115003.
doi: 10.11884/HPLPB201426.115003
Abstract:
Sliding interface status during whole electromagnetic rail launch process depends on contact status after initial assembly in which initial contact force between armature and rails(A-R) is provided by trailing arm elastic deformation in the C-armatur...
Sliding interface status during whole electromagnetic rail launch process depends on contact status after initial assembly in which initial contact force between armature and rails(A-R) is provided by trailing arm elastic deformation in the C-armatur...
2014,
26: 115004.
doi: 10.11884/HPLPB201426.115004
Abstract:
To improve the fuze-warhead coordination efficiency, the working principle of gun-launched electron-magnetic pulse bomb was analyzed, and the coordination process in actual ballistics was divided into two stages. Stage 1: the killing area model was b...
To improve the fuze-warhead coordination efficiency, the working principle of gun-launched electron-magnetic pulse bomb was analyzed, and the coordination process in actual ballistics was divided into two stages. Stage 1: the killing area model was b...
2014,
26: 115005.
doi: 10.11884/HPLPB201426.115005
Abstract:
For fast estimating the time-domain near-fields of flat-plate bounded wave electromagnetic pulse(EMP) simulator with vertical polarization, scattering transfer function method is used in time-domain simulation of this kind of simulator. A Gaussian pu...
For fast estimating the time-domain near-fields of flat-plate bounded wave electromagnetic pulse(EMP) simulator with vertical polarization, scattering transfer function method is used in time-domain simulation of this kind of simulator. A Gaussian pu...
2014,
26: 115006.
doi: 10.11884/HPLPB201426.115006
Abstract:
A nonlinear transmission line-based pulse-sharpening system with output pulse of high voltage into 50 for repetitive operation is developed. This paper describes the theory and design procedures of ferrite-loaded transmission line which is used to pr...
A nonlinear transmission line-based pulse-sharpening system with output pulse of high voltage into 50 for repetitive operation is developed. This paper describes the theory and design procedures of ferrite-loaded transmission line which is used to pr...
2014,
26: 115007.
doi: 10.11884/HPLPB201426.115007
Abstract:
A coaxial Blumlein line with a spiral inner and a spiral outer cylinders is proposed in this paper. The pulse forming process for this line is analyzed via the transmission theory of transverse electromagnetic wave. It is found that the electromagnet...
A coaxial Blumlein line with a spiral inner and a spiral outer cylinders is proposed in this paper. The pulse forming process for this line is analyzed via the transmission theory of transverse electromagnetic wave. It is found that the electromagnet...
2014,
26: 115008.
doi: 10.11884/HPLPB201426.115008
Abstract:
Muzzle velocity and system efficiency are two of the most important characteristics for synchronous induction coil electromagnetic launchers (SICEMLs), which could be affected by the structural parameters of the driving coil and the armature, the num...
Muzzle velocity and system efficiency are two of the most important characteristics for synchronous induction coil electromagnetic launchers (SICEMLs), which could be affected by the structural parameters of the driving coil and the armature, the num...
2014,
26: 115009.
doi: 10.11884/HPLPB201426.115009
Abstract:
Plasma-filled rod-pinch diode (PFRPD) is a rod-pinch diode (RPD) filled with plasma that injected across the anode-cathode gap using plasma guns prior to the start of diode current. The injected plasma may reduce the impedance of PFRPD and enhance th...
Plasma-filled rod-pinch diode (PFRPD) is a rod-pinch diode (RPD) filled with plasma that injected across the anode-cathode gap using plasma guns prior to the start of diode current. The injected plasma may reduce the impedance of PFRPD and enhance th...
2014,
26: 115101.
doi: 10.11884/HPLPB201426.115101
Abstract:
In NSC KIPT (National Science Center, Kharkov Institute of Physics and Technology, Ukraine), a 100 MeV/100 kW electron linear accelerator has been developed. In order to ensure the performance of electron beam, two sets of transverse beam size monito...
In NSC KIPT (National Science Center, Kharkov Institute of Physics and Technology, Ukraine), a 100 MeV/100 kW electron linear accelerator has been developed. In order to ensure the performance of electron beam, two sets of transverse beam size monito...
2014,
26: 115102.
doi: 10.11884/HPLPB201426.115102
Abstract:
Technology index of the optical imaging system was designed for the purpose of accelerator deuterium ion beam profile measurement. ZEMAX was used to design and simulate the optical imaging system. The standard white light source and line pair board w...
Technology index of the optical imaging system was designed for the purpose of accelerator deuterium ion beam profile measurement. ZEMAX was used to design and simulate the optical imaging system. The standard white light source and line pair board w...
2014,
26: 115103.
doi: 10.11884/HPLPB201426.115103
Abstract:
This paper represents a systematic methodology to establish design requirements for the real-time data exchange between the industrial control computer based on Compact PCI and the device controller of heavy ion accelerator. The system core models in...
This paper represents a systematic methodology to establish design requirements for the real-time data exchange between the industrial control computer based on Compact PCI and the device controller of heavy ion accelerator. The system core models in...
2014,
26: 119001.
doi: 10.11884/HPLPB201426.119001
Abstract:
This paper analyzed the characteristics of laser-induced breakdown spectroscopy (LIBS) of metal element arsenic in soil using the Nd:YAG (wavelength: 1064 nm) laser as the excitation source, where the spectral signals were detected by the high resolv...
This paper analyzed the characteristics of laser-induced breakdown spectroscopy (LIBS) of metal element arsenic in soil using the Nd:YAG (wavelength: 1064 nm) laser as the excitation source, where the spectral signals were detected by the high resolv...
Measurement and numerical simulation of temperature field of laser deposition of TA15 titanium alloy
2014,
26: 119002.
doi: 10.11884/HPLPB201426.119002
Abstract:
The finite element model is built for laser deposition repair process based on comprehensive consideration of the heat source model, heat transfer of convection and radiation, phase change latent heat and nonlinear factors of material. Then a numeric...
The finite element model is built for laser deposition repair process based on comprehensive consideration of the heat source model, heat transfer of convection and radiation, phase change latent heat and nonlinear factors of material. Then a numeric...
2014,
26: 119003.
doi: 10.11884/HPLPB201426.119003
Abstract:
Simulation of laser shock peening with one round gauss-spot was carried out by ABAQUS FEM software. A residual stress hole phenomena in the material surface was detected. The formation mechanism of residual stress hole was explained via analyzing the...
Simulation of laser shock peening with one round gauss-spot was carried out by ABAQUS FEM software. A residual stress hole phenomena in the material surface was detected. The formation mechanism of residual stress hole was explained via analyzing the...
2014,
26: 112005.
doi: 10.11884/HPLPB201426.112005
Abstract:
This paper presents the results of high-temperature X-ray diffraction (XRD) study and temperature dependency analysis of the dielectric of BaTiO3(Ni) thin film on the SrTiO3 substrate. The results show that the phase transition temperature of a BaTiO...
This paper presents the results of high-temperature X-ray diffraction (XRD) study and temperature dependency analysis of the dielectric of BaTiO3(Ni) thin film on the SrTiO3 substrate. The results show that the phase transition temperature of a BaTiO...
