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RSS2011 Vol. 23, No. 01
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2011,
23.
Abstract:
The jet cooling technology was introduced and used in the cooling of high power laser mirror, then the water jet cooled mirror was designed. Computational fluid dynamics method was adopted to simulate the jet in a hole by the fluid analysis module FL...
The jet cooling technology was introduced and used in the cooling of high power laser mirror, then the water jet cooled mirror was designed. Computational fluid dynamics method was adopted to simulate the jet in a hole by the fluid analysis module FL...
2011,
23.
Abstract:
A TEA CO2 laser was employed to ablate atomized droplets for laser propulsion. Parabolic and conic nozzles were chosen for study. Total impulse was derived from the piezoelectric sensor data. Experimental results indicated that specific impulse and i...
A TEA CO2 laser was employed to ablate atomized droplets for laser propulsion. Parabolic and conic nozzles were chosen for study. Total impulse was derived from the piezoelectric sensor data. Experimental results indicated that specific impulse and i...
2011,
23.
Abstract:
A method of using the air-hole collapsed technology of photonic crystal fiber(PCF) to make surface plasmon resonance (SPR) sensors has been proposed. The air-hole completely collapsed PCF-SPR sensor model has been established and simulated. All-fiber...
A method of using the air-hole collapsed technology of photonic crystal fiber(PCF) to make surface plasmon resonance (SPR) sensors has been proposed. The air-hole completely collapsed PCF-SPR sensor model has been established and simulated. All-fiber...
2011,
23.
Abstract:
The 7050 aluminum alloy was processed by laser shock processing (LSP) with high energy repetition rate Nd:glass laser. With unchanged pump power, pressure waveform was measured by polyvinylidene fluoride (PVDF) and the oscilloscope, the surface resid...
The 7050 aluminum alloy was processed by laser shock processing (LSP) with high energy repetition rate Nd:glass laser. With unchanged pump power, pressure waveform was measured by polyvinylidene fluoride (PVDF) and the oscilloscope, the surface resid...
2011,
23.
Abstract:
The mini-channel cooling system with cylinder disturbed flow is proposed for highpower laser cooling. Using deionized-water as working fluid, heat transfer and pressure drop characters of mini-channel heat radiators with and without disturbed flow a...
The mini-channel cooling system with cylinder disturbed flow is proposed for highpower laser cooling. Using deionized-water as working fluid, heat transfer and pressure drop characters of mini-channel heat radiators with and without disturbed flow a...
2011,
23.
Abstract:
An all-fiber high-efficiency supercontinuum source based on photonic crystal fiber with low nonlinear coefficient was demonstrated. The pulse train with 5 ps duration, 20 MHz repetition rate, and 50 mW average power output from a mode locked fiber la...
An all-fiber high-efficiency supercontinuum source based on photonic crystal fiber with low nonlinear coefficient was demonstrated. The pulse train with 5 ps duration, 20 MHz repetition rate, and 50 mW average power output from a mode locked fiber la...
2011,
23.
Abstract:
Laser bars with 808 nm wavelength are designed and fabricated based on GaAs/AlGaAs graded-index waveguide separate confinement hetero structure single quantum well chip. The enhancement in output power, electro-optical conversion efficiency, slope ef...
Laser bars with 808 nm wavelength are designed and fabricated based on GaAs/AlGaAs graded-index waveguide separate confinement hetero structure single quantum well chip. The enhancement in output power, electro-optical conversion efficiency, slope ef...
2011,
23.
Abstract:
Fine structure of the temporal distribution of stacked chirped pulse is discussed with different spectral width, phase and chirp. The peak power of stacked pulse is 1.5 to 3.0 times of narrow band pulse with small variation of spectral width and it i...
Fine structure of the temporal distribution of stacked chirped pulse is discussed with different spectral width, phase and chirp. The peak power of stacked pulse is 1.5 to 3.0 times of narrow band pulse with small variation of spectral width and it i...
2011,
23.
Abstract:
For the navigation accuracy of strapdown inertial navigation system (SINS) degrades with time, a scheme of vehicle integrated navigation based on laser Doppler velocimeter (LDV) combined with SINS is proposed. Through establishing the state and measu...
For the navigation accuracy of strapdown inertial navigation system (SINS) degrades with time, a scheme of vehicle integrated navigation based on laser Doppler velocimeter (LDV) combined with SINS is proposed. Through establishing the state and measu...
2011,
23.
Abstract:
The design of fused silica transmission blazed grating based on modal method is presented under Littrow mounting. A -1st transmitted order blazed grating is designed at the wavelength of 1.06 μm. The first two modes (i.e. mode 0 and mode 1) propagate...
The design of fused silica transmission blazed grating based on modal method is presented under Littrow mounting. A -1st transmitted order blazed grating is designed at the wavelength of 1.06 μm. The first two modes (i.e. mode 0 and mode 1) propagate...
2011,
23.
Abstract:
The closed-form expressions for the mean-squared beam width and the angular spread of cosh-Gaussian (ChG) array beams propagating through atmospheric turbulence are derived by the integral transform technique. The condition in which ChG array beams h...
The closed-form expressions for the mean-squared beam width and the angular spread of cosh-Gaussian (ChG) array beams propagating through atmospheric turbulence are derived by the integral transform technique. The condition in which ChG array beams h...
2011,
23.
Abstract:
Based on the extended Huygens-Fresnel principle and the definition of second-order moments of the Wigner distribution function, the propagation formula for the M2-factor of Hermite-Gaussian(H-G) beams propagating in turbulent atmosphere has been deri...
Based on the extended Huygens-Fresnel principle and the definition of second-order moments of the Wigner distribution function, the propagation formula for the M2-factor of Hermite-Gaussian(H-G) beams propagating in turbulent atmosphere has been deri...
2011,
23.
Abstract:
Some efforts have been made on developing an optical streak image tube: creating a unique electro-optics configuration of streak image tube with large sweep range and high temporal resolution, designing a proper travelling-wave deflection system to i...
Some efforts have been made on developing an optical streak image tube: creating a unique electro-optics configuration of streak image tube with large sweep range and high temporal resolution, designing a proper travelling-wave deflection system to i...
2011,
23.
Abstract:
A copper micro-channel phase-change heat sink has been developed for cooling high power continual laser diode based on coupling of boiling-cavitation in micro-channel. Its exterior size was 20 mm×12 mm×1.6 mm. The length of channel was estimated thro...
A copper micro-channel phase-change heat sink has been developed for cooling high power continual laser diode based on coupling of boiling-cavitation in micro-channel. Its exterior size was 20 mm×12 mm×1.6 mm. The length of channel was estimated thro...
2011,
23.
Abstract:
This paper proposes an infrared diffusion imaging and multi-point calibration method to measure the far-field beam quality parameters of the high-power laser. The high-energy pulse laser spot’s images are obtained with an imaging detector by laying t...
This paper proposes an infrared diffusion imaging and multi-point calibration method to measure the far-field beam quality parameters of the high-power laser. The high-energy pulse laser spot’s images are obtained with an imaging detector by laying t...
2011,
23.
Abstract:
Based on the fact that the motion (i.e. azimuth, elevation and their derivative velocities), amplitude and size of infrared target could be acquired simultaneously, a multi-feature association based approach is presented to track infrared dim moving ...
Based on the fact that the motion (i.e. azimuth, elevation and their derivative velocities), amplitude and size of infrared target could be acquired simultaneously, a multi-feature association based approach is presented to track infrared dim moving ...
2011,
23.
Abstract:
1 064 nm antireflection/532 nm high-reflection bichromatic coatings with and without barrier layer were fabricated on the UBK7 substrate using electron beam evaporation technique. The optical property and laser-induced damage threshold(LIDT) of the c...
1 064 nm antireflection/532 nm high-reflection bichromatic coatings with and without barrier layer were fabricated on the UBK7 substrate using electron beam evaporation technique. The optical property and laser-induced damage threshold(LIDT) of the c...
2011,
23.
Abstract:
Using copper sulfate as the precursor and hydrochloric acid as the additive, dendrite-like copper crystals（DLCCs）with micrometer size and face-cubic structure were successfully fabricated by electrochemical deposition at room temperature. Effects of ...
Using copper sulfate as the precursor and hydrochloric acid as the additive, dendrite-like copper crystals（DLCCs）with micrometer size and face-cubic structure were successfully fabricated by electrochemical deposition at room temperature. Effects of ...
2011,
23.
Abstract:
In order to understand the effect of defect distribution on damage behaviors of optical films, the damage morpho-logies, damage processes and absorptive features are experimentally investigated for the multi-layer dielectric reflective films and sing...
In order to understand the effect of defect distribution on damage behaviors of optical films, the damage morpho-logies, damage processes and absorptive features are experimentally investigated for the multi-layer dielectric reflective films and sing...
2011,
23.
Abstract:
A method for controlling the spatial-frequency errors in computer controlled optical surfacing process (CCOS) is brought forward. The mechanism of middle and high spatial-frequency errors in polishing is studied, error factors are assorted, and the w...
A method for controlling the spatial-frequency errors in computer controlled optical surfacing process (CCOS) is brought forward. The mechanism of middle and high spatial-frequency errors in polishing is studied, error factors are assorted, and the w...
2011,
23.
Abstract:
Accelerated protons in laser-plasma interactions are originated from the hydrocarbon contaminant affiliating on the target surface. A novel scheme of double-layer target is proposed to provide a stable and strong proton source. The Double-layer targe...
Accelerated protons in laser-plasma interactions are originated from the hydrocarbon contaminant affiliating on the target surface. A novel scheme of double-layer target is proposed to provide a stable and strong proton source. The Double-layer targe...
2011,
23.
Abstract:
The surface modification of PS films treated in aqueous hydrochloric solution by ozone aeration has been studied to enhance the interaction between PS and PVA films, and further to increase the survival rate of PS-PVA hollow microspheres. The halfqu...
The surface modification of PS films treated in aqueous hydrochloric solution by ozone aeration has been studied to enhance the interaction between PS and PVA films, and further to increase the survival rate of PS-PVA hollow microspheres. The halfqu...
2011,
23.
Abstract:
The Shenguang Ⅲ facility general diagnostic instrument manipulator provides a diagnostic platform to insert or retract various diagnostic systems into and out of the target chamber. It provides precision radial positioning and pointing capability, an...
The Shenguang Ⅲ facility general diagnostic instrument manipulator provides a diagnostic platform to insert or retract various diagnostic systems into and out of the target chamber. It provides precision radial positioning and pointing capability, an...
2011,
23.
Abstract:
Fresnel zone plate has a dominating focus and a series of high-order foci, it will be influenced by advanced diffraction when used as an imaging device. A Gabor zone plate has only one focus, it has much better diffraction properties. However, it is ...
Fresnel zone plate has a dominating focus and a series of high-order foci, it will be influenced by advanced diffraction when used as an imaging device. A Gabor zone plate has only one focus, it has much better diffraction properties. However, it is ...
2011,
23.
Abstract:
Based on the Coulomb’s law and the current continuity equation, this paper solutes the electric field of the charged particles group at a certain point in space, and considers a series of reasonable approximation. The two-dimensional space-charge-lim...
Based on the Coulomb’s law and the current continuity equation, this paper solutes the electric field of the charged particles group at a certain point in space, and considers a series of reasonable approximation. The two-dimensional space-charge-lim...
2011,
23.
Abstract:
An X-ray power measuring system composed of slit, scintillator and phototube is used to diagnose the characteristic parameters of soft X-ray generated in the implosion of Al wire array Z-pinch experiments on the S-300 facility at Kurchatov Institute....
An X-ray power measuring system composed of slit, scintillator and phototube is used to diagnose the characteristic parameters of soft X-ray generated in the implosion of Al wire array Z-pinch experiments on the S-300 facility at Kurchatov Institute....
2011,
23.
Abstract:
This paper focuses on the fabrication and half-life time of the gas-illed polystyrene hohlraum. There are two ways to fabricate the polystyrene hohlraum, i.e. spin coating with polystyrene solution and dip coating with molten polystyrene. Experiments...
This paper focuses on the fabrication and half-life time of the gas-illed polystyrene hohlraum. There are two ways to fabricate the polystyrene hohlraum, i.e. spin coating with polystyrene solution and dip coating with molten polystyrene. Experiments...
2011,
23.
Abstract:
The quasi-monoenergetic beam of 14.7 MeV D3He-fusion protons generated by laser implosion has very important application in proton radiography. Using the FLUKA Monte Carlo code, this paper simulates the diagnosis of the implosions by protons. The sim...
The quasi-monoenergetic beam of 14.7 MeV D3He-fusion protons generated by laser implosion has very important application in proton radiography. Using the FLUKA Monte Carlo code, this paper simulates the diagnosis of the implosions by protons. The sim...
2011,
23.
Abstract:
The wide-aperture input cavities with three coupling structures are addressed, and the field distributions of the cold cavities and beam modulation after the electron beams propagate through the input cavity gaps are analyzed. The results show that t...
The wide-aperture input cavities with three coupling structures are addressed, and the field distributions of the cold cavities and beam modulation after the electron beams propagate through the input cavity gaps are analyzed. The results show that t...
2011,
23.
Abstract:
A quantitative study was conducted on stress reaction in rat induced by 35 GHz millimeter wave. Long-range correlations analysis of the rat electroencephalogram (EEG) was investigated. The scaling exponents α1 and α2 were calculated by detrended fluc...
A quantitative study was conducted on stress reaction in rat induced by 35 GHz millimeter wave. Long-range correlations analysis of the rat electroencephalogram (EEG) was investigated. The scaling exponents α1 and α2 were calculated by detrended fluc...
2011,
23.
Abstract:
A dual-band coaxial horn feed applied in the field high power microwaves is proposed with theoretical analysis and numerical simulation. It is fed by circular waveguide with horizontal corrugations at 4.15 GHz and by coaxial waveguide at 1.75 GHz. Un...
A dual-band coaxial horn feed applied in the field high power microwaves is proposed with theoretical analysis and numerical simulation. It is fed by circular waveguide with horizontal corrugations at 4.15 GHz and by coaxial waveguide at 1.75 GHz. Un...
2011,
23.
Abstract:
Based on the magnetized plasma constitutive equation, a modified uniaxial perfectly matched layer (M-UPML) absorbing boundary condition (ABC) for anisotropic dispersion media is proposed. The UPML is extended to intercept anisotropic dispersion media...
Based on the magnetized plasma constitutive equation, a modified uniaxial perfectly matched layer (M-UPML) absorbing boundary condition (ABC) for anisotropic dispersion media is proposed. The UPML is extended to intercept anisotropic dispersion media...
2011,
23.
Abstract:
Polymeric Mach-Zehnder rib waveguide is an important component in polymeric integrated electro-optic devices. A new technique is used for computing the optical field distribution of the fundamental and higher order modes for TE modes of a polymeric M...
Polymeric Mach-Zehnder rib waveguide is an important component in polymeric integrated electro-optic devices. A new technique is used for computing the optical field distribution of the fundamental and higher order modes for TE modes of a polymeric M...
2011,
23.
Abstract:
A rectangular waveguide two-way power combiner with the center frequency of 0.225 THz is designed. The distribution of electric field and the efficiency of the combiner are investigated by numerical calculation and simulation. The numerical calculati...
A rectangular waveguide two-way power combiner with the center frequency of 0.225 THz is designed. The distribution of electric field and the efficiency of the combiner are investigated by numerical calculation and simulation. The numerical calculati...
2011,
23.
Abstract:
It is necessary to obtain permittivity and permeability of microwave-absorbing material FeSiAl. Based upon transmissionreflection method, the complex electromagnetic parameters of FeSiAl were measured by dint of VNA (vector network analyzer). The si...
It is necessary to obtain permittivity and permeability of microwave-absorbing material FeSiAl. Based upon transmissionreflection method, the complex electromagnetic parameters of FeSiAl were measured by dint of VNA (vector network analyzer). The si...
2011,
23.
Abstract:
A whole pretuning system was established and automatic measuring of the copper model of a 1.3 GHz 9-cell superconducting cavity was realized based on the commonly used theory of the tuning of multicell cavity’s field flatness. For the bead pull meas...
A whole pretuning system was established and automatic measuring of the copper model of a 1.3 GHz 9-cell superconducting cavity was realized based on the commonly used theory of the tuning of multicell cavity’s field flatness. For the bead pull meas...
2011,
23.
Abstract:
Synchrotron radiation interferometers, based on Van Citterut-Zernike theorem, are developed to measure the electron transverse beam size and emittance in the Shanghai Synchrotron Radiation Facility (SSRF) storage ring. The major engineering considera...
Synchrotron radiation interferometers, based on Van Citterut-Zernike theorem, are developed to measure the electron transverse beam size and emittance in the Shanghai Synchrotron Radiation Facility (SSRF) storage ring. The major engineering considera...
2011,
23.
Abstract:
The control of power supply is the key point in the design of HIRFL-CSR system. Based on ARM+FPGA+AD/DA and state-space equation techniques, the design of digital adjustor applied in the power supply system for HIRFL-CSR in Lanzhou is realized. The d...
The control of power supply is the key point in the design of HIRFL-CSR system. Based on ARM+FPGA+AD/DA and state-space equation techniques, the design of digital adjustor applied in the power supply system for HIRFL-CSR in Lanzhou is realized. The d...
2011,
23.
Abstract:
The filling pattern is multi-bunch in Hefei Light Source (HLS). The optical shutter can pick single bunch from multi-bunch for streak camera system to measure, and thus largely reduces the power of input light and protects the vulnerable photocathode...
The filling pattern is multi-bunch in Hefei Light Source (HLS). The optical shutter can pick single bunch from multi-bunch for streak camera system to measure, and thus largely reduces the power of input light and protects the vulnerable photocathode...
2011,
23.
Abstract:
The beam halo generation in a high-intensity proton radio frequency quadrupole (RFQ) accelerator is one of the key issues, as the beam halo will probably result in beam loss in the downstream linac. A special beam transport line and the measurement s...
The beam halo generation in a high-intensity proton radio frequency quadrupole (RFQ) accelerator is one of the key issues, as the beam halo will probably result in beam loss in the downstream linac. A special beam transport line and the measurement s...
2011,
23.
Abstract:
Copper loss on Linac causes non-uniform thermal deformation and frequency shift of the cavities. The traditional thermal design method empirically requires to control the temperature variation of the accelerator tube within 3 ℃, since the actual freq...
Copper loss on Linac causes non-uniform thermal deformation and frequency shift of the cavities. The traditional thermal design method empirically requires to control the temperature variation of the accelerator tube within 3 ℃, since the actual freq...
2011,
23.
Abstract:
The working principle of the laser-induced breakdown spectroscopy (LIBS) was interpreted, and how the surface optical properties of metallic materials affects the laser-induced plasma radiation intensity was analyzed. An LIBS experimental system in t...
The working principle of the laser-induced breakdown spectroscopy (LIBS) was interpreted, and how the surface optical properties of metallic materials affects the laser-induced plasma radiation intensity was analyzed. An LIBS experimental system in t...
2011,
23.
Abstract:
The neutron energy spectra of Be(d, n) reaction source for deuteron energy of 20 MeV at an angle of 0° was measured using time-of-flight techniques and the n-γ discrimination properties of a BC501A liquid scintillation detector. The energy range of t...
The neutron energy spectra of Be(d, n) reaction source for deuteron energy of 20 MeV at an angle of 0° was measured using time-of-flight techniques and the n-γ discrimination properties of a BC501A liquid scintillation detector. The energy range of t...
2011,
23.
Abstract:
Colorful nickel is produced by scanning nickel films with femtosecond laser pulses. SEM images show that the surface of the colorful nickel is full of laser-induced periodic surface structures covered with nanostructures, whose period is from 480 nm ...
Colorful nickel is produced by scanning nickel films with femtosecond laser pulses. SEM images show that the surface of the colorful nickel is full of laser-induced periodic surface structures covered with nanostructures, whose period is from 480 nm ...
2011,
23.
Abstract:
The probability of the electron-positron pair creation in vacuum by a time-dependent solution-like electric field is calculated. It has been found that, in order to have prominent pair production, the electric field intensity should be higher than th...
The probability of the electron-positron pair creation in vacuum by a time-dependent solution-like electric field is calculated. It has been found that, in order to have prominent pair production, the electric field intensity should be higher than th...
2011,
23.
Abstract:
In order to obtain physical mechanism of plasma generated by hypervelocity impact, the energy distribution of hypervelocity impact of an LY12 aluminum projectile into an LY12 aluminum target was analyzed in all the physical processes, related to ener...
In order to obtain physical mechanism of plasma generated by hypervelocity impact, the energy distribution of hypervelocity impact of an LY12 aluminum projectile into an LY12 aluminum target was analyzed in all the physical processes, related to ener...
2011,
23.
Abstract:
To investigate the novel characteristics of negative refractive index materials(NRIMs), a test device was designed and fabricated based on the Snell law to measure the refractive characteristics of an X-band (8.2~12.4 GHz) NRIM sample consisting of f...
To investigate the novel characteristics of negative refractive index materials(NRIMs), a test device was designed and fabricated based on the Snell law to measure the refractive characteristics of an X-band (8.2~12.4 GHz) NRIM sample consisting of f...
2011,
23.
Abstract:
The frequency spectrum analysis of 252Cf Neutron source is an extremely important method in nuclear stochastic signal processing. Focused on the special “0” and “1” structure of neutron pulse series, this paper proposes a fast-correlation algorithm t...
The frequency spectrum analysis of 252Cf Neutron source is an extremely important method in nuclear stochastic signal processing. Focused on the special “0” and “1” structure of neutron pulse series, this paper proposes a fast-correlation algorithm t...
2011,
23.
Abstract:
The process of the quenching Ni-Co alloy prepared by melt-spinning technology is simulated by molecular dynamics simulation, and the structure characteristics of Ni-Co alloy are studied at different cooling rates. The simulation shows that, the alloy...
The process of the quenching Ni-Co alloy prepared by melt-spinning technology is simulated by molecular dynamics simulation, and the structure characteristics of Ni-Co alloy are studied at different cooling rates. The simulation shows that, the alloy...
2011,
23.
Abstract:
Enhancing frequency is an effective method to enhance the power density of a power supply. In order to protect switching devices in the high-frequency capacitor charging power supply (CCPS), the mechanism and influencing factors of reverse peak volta...
Enhancing frequency is an effective method to enhance the power density of a power supply. In order to protect switching devices in the high-frequency capacitor charging power supply (CCPS), the mechanism and influencing factors of reverse peak volta...
2011,
23.
Abstract:
The paper studies the performance of the triggered corona stabilized (TCS) rod-panel switch designed. The switch works steadily at trigger mode when it is operated in air at atmospheric pressure. The jitter and breakdown delay can be controlled down ...
The paper studies the performance of the triggered corona stabilized (TCS) rod-panel switch designed. The switch works steadily at trigger mode when it is operated in air at atmospheric pressure. The jitter and breakdown delay can be controlled down ...
2011,
23.
Abstract:
For the serious electromagnetic interference (EMI) problem in fuze arisen from volume constraints in the application of pulsed laser fuze to medium/small caliber conventional ammunition, the paper analyzes the necessity of adopting anti-interference ...
For the serious electromagnetic interference (EMI) problem in fuze arisen from volume constraints in the application of pulsed laser fuze to medium/small caliber conventional ammunition, the paper analyzes the necessity of adopting anti-interference ...
2011,
23.
Abstract:
In this paper, an equivalent circuit calculation model of the single stage helical magnetic flux compression generators is developed. The inductance and resistance of the generator are formulated based on the assumption of zero-dimensional model. A c...
In this paper, an equivalent circuit calculation model of the single stage helical magnetic flux compression generators is developed. The inductance and resistance of the generator are formulated based on the assumption of zero-dimensional model. A c...
2011,
23.
Abstract:
The fractionalturn ratio pulse transformer was theoretically analyzed, including the relationship between rise time and the number of secondary winding turns, area of magnetic core cross section as well as voltagetime product. A 1:43.4 turn ratio p...
The fractionalturn ratio pulse transformer was theoretically analyzed, including the relationship between rise time and the number of secondary winding turns, area of magnetic core cross section as well as voltagetime product. A 1:43.4 turn ratio p...
2011,
23.
Abstract:
A spiral parallel-plates Blumlein line with polypropylene dielectric and film aluminum electrodes was designed. With the gap switches connected, its discharging characteristics were studied. Simulation and experimental results show that the increase ...
A spiral parallel-plates Blumlein line with polypropylene dielectric and film aluminum electrodes was designed. With the gap switches connected, its discharging characteristics were studied. Simulation and experimental results show that the increase ...
2011,
23.
Abstract:
A cell module of linear transformer driver (LTD), based on Blumlein pulse forming network (PFN), is designed. Two Blumlein PFNs with 20 Ω resistance are symmetrically connected with the LTD’s primary coil. The connection reduces the design difficulty...
A cell module of linear transformer driver (LTD), based on Blumlein pulse forming network (PFN), is designed. Two Blumlein PFNs with 20 Ω resistance are symmetrically connected with the LTD’s primary coil. The connection reduces the design difficulty...
2011,
23.
Abstract:
The effects of surface roughness, field enhancement factor, current and gas pressure on self-breakdown voltage of a stackable multigap switch used for fast linear transformer driver are investigated. The mean self-breakdown voltage has no remarkable...
The effects of surface roughness, field enhancement factor, current and gas pressure on self-breakdown voltage of a stackable multigap switch used for fast linear transformer driver are investigated. The mean self-breakdown voltage has no remarkable...
2011,
23.
Abstract:
A new reliability estimation algorithm for metallized film pulse capacitor was brought forward based on step-down stress accelerated degradation testing (SDSADT) method. The SDSADT was expounded, and the key procedure in the reliability estimation, i...
A new reliability estimation algorithm for metallized film pulse capacitor was brought forward based on step-down stress accelerated degradation testing (SDSADT) method. The SDSADT was expounded, and the key procedure in the reliability estimation, i...
2011,
23.
Abstract:
The fractionalturn ratio pulse transformer was theoretically analyzed, including the relationship between rise time and the number of secondary winding turns, area of magnetic core cross section as well as voltagetime product. A 1:43.4 turn ratio p...
The fractionalturn ratio pulse transformer was theoretically analyzed, including the relationship between rise time and the number of secondary winding turns, area of magnetic core cross section as well as voltagetime product. A 1:43.4 turn ratio p...
2011,
23.
Abstract:
With Fourier optics, the general expression of far-field intensity of coherently combined beam has been derived, which is affected by single beams phase and amplitude fluctuation due to jitters in the system. The analysis using one-dimensional laser ...
With Fourier optics, the general expression of far-field intensity of coherently combined beam has been derived, which is affected by single beams phase and amplitude fluctuation due to jitters in the system. The analysis using one-dimensional laser ...
2011,
23.
Abstract:
The mode field distributions at different wavelengths in the first bandgap of all-solid photonic bandgap fibers were numerically studied by multipole method. The corresponding 2D distributions of the normalized intensity were obtained by the same met...
The mode field distributions at different wavelengths in the first bandgap of all-solid photonic bandgap fibers were numerically studied by multipole method. The corresponding 2D distributions of the normalized intensity were obtained by the same met...
