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RSS2013 Vol. 25, No. 12
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2013,
25: 3077-3081.
doi: 3077
Abstract:
Although National Ignition Campaign (NIC) has not achieved the milestone goal of ignition, National Ignition Facility (NIF) has established unprecedented ability of experimental physics on ignition, high energy density physics and basic science by in...
Although National Ignition Campaign (NIC) has not achieved the milestone goal of ignition, National Ignition Facility (NIF) has established unprecedented ability of experimental physics on ignition, high energy density physics and basic science by in...
2013,
25: 3082-3090.
doi: 3082
Abstract:
This paper reviews the progress in the construction of SG-Ⅲ laser facility, integrated Testbed and XG-Ⅲ laser facility and that in the upgrade of the prototype of SG-Ⅲ, and the development in assembling and installing technology, and the achievements...
This paper reviews the progress in the construction of SG-Ⅲ laser facility, integrated Testbed and XG-Ⅲ laser facility and that in the upgrade of the prototype of SG-Ⅲ, and the development in assembling and installing technology, and the achievements...
2013,
25: 3091-3097.
doi: 3091
Abstract:
Targets are physical base of the laser inertial confinement fusion (ICF) researches. The quality of the targets has extremely important influences on the reliabilities and degree of precision of the ICF experimental results. The characteristics of th...
Targets are physical base of the laser inertial confinement fusion (ICF) researches. The quality of the targets has extremely important influences on the reliabilities and degree of precision of the ICF experimental results. The characteristics of th...
2013,
25: 3098-3105.
doi: 3098
Abstract:
The paper summarizes the recent progress of advanced manufacturing technology for the high power laser system in China. The ultra-precision manufacturing technologies, such as ultra-precision grinding, single point diamond fly-cutting and rapid polis...
The paper summarizes the recent progress of advanced manufacturing technology for the high power laser system in China. The ultra-precision manufacturing technologies, such as ultra-precision grinding, single point diamond fly-cutting and rapid polis...
2013,
25: 3106-3110.
doi: 3106
Abstract:
The high spatial resolution and multi-energy point diagnostic technology explores the core zone for ICF implosion on SG-Ⅲ prototype device. With the reflective properties of double-periodic multi-layer KB, bremsstrahlung radiation characteristics of ...
The high spatial resolution and multi-energy point diagnostic technology explores the core zone for ICF implosion on SG-Ⅲ prototype device. With the reflective properties of double-periodic multi-layer KB, bremsstrahlung radiation characteristics of ...
2013,
25: 3111-3114.
doi: 3111
Abstract:
On the Silex-1 laser facility, the time response characteristics of XRD detector were studied. A laser with a pulse of 32 fs and a wavelength of 800 nm was used to irradiate a plane Au target. X-ray calibrated method of time of exposure X-ray framing...
On the Silex-1 laser facility, the time response characteristics of XRD detector were studied. A laser with a pulse of 32 fs and a wavelength of 800 nm was used to irradiate a plane Au target. X-ray calibrated method of time of exposure X-ray framing...
2013,
25: 3115-3118.
doi: 3115
Abstract:
Hohlraums/halfraums are used as an intensive X-ray radiation sources in indirect drive inertial confinement fusion and high energy density physics experiments to study material properties and physical problems like radiation transport. The equivalent...
Hohlraums/halfraums are used as an intensive X-ray radiation sources in indirect drive inertial confinement fusion and high energy density physics experiments to study material properties and physical problems like radiation transport. The equivalent...
2013,
25: 3119-3122.
doi: 3119
Abstract:
A study of the high resolution monochromatic X-ray imaging techniques based on the spherically curved crystals is reported. The relationships between the key performance parameters and the design parameters of the system were analyzed. A spherically ...
A study of the high resolution monochromatic X-ray imaging techniques based on the spherically curved crystals is reported. The relationships between the key performance parameters and the design parameters of the system were analyzed. A spherically ...
2013,
25: 3123-3126.
doi: 3123
Abstract:
The magnetic lens used in high energy proton radiography system can alleviate the degradation of resolution which is induced by multi scattering of protons. A magnetic lens used for 3.6 MeV protons produced from DD fusion reactions in the implosion r...
The magnetic lens used in high energy proton radiography system can alleviate the degradation of resolution which is induced by multi scattering of protons. A magnetic lens used for 3.6 MeV protons produced from DD fusion reactions in the implosion r...
2013,
25: 3127-3130.
doi: 3127
Abstract:
The state of hot-core in stagnation phase is very important and valuable in inertial confinement fusion. High energy X-ray (70 keV) backlight imaging is the most important method to acquire stagnation phase image. The high energy X-ray is produced by...
The state of hot-core in stagnation phase is very important and valuable in inertial confinement fusion. High energy X-ray (70 keV) backlight imaging is the most important method to acquire stagnation phase image. The high energy X-ray is produced by...
2013,
25: 3131-3134.
doi: 3131
Abstract:
In the field of laser fusion, the ablation rate of target material is mainly measured by the diagnostic of thermal wave burn-through images. The planarity of such images could make great influences on the uncertainty of ablation rate. The improvement...
In the field of laser fusion, the ablation rate of target material is mainly measured by the diagnostic of thermal wave burn-through images. The planarity of such images could make great influences on the uncertainty of ablation rate. The improvement...
2013,
25: 3135-3138.
doi: 3135
Abstract:
Fast ignition of laser inertial confinement fusion separates the compression and ignition, thus relaxes the requirements on compression symmetry and energy. In the experiments of pre-compression of cone-in-shell target for fast ignition on Shenguang ...
Fast ignition of laser inertial confinement fusion separates the compression and ignition, thus relaxes the requirements on compression symmetry and energy. In the experiments of pre-compression of cone-in-shell target for fast ignition on Shenguang ...
2013,
25: 3139-3144.
doi: 3139
Abstract:
Soft X-ray energy spectrometer (SXS) is an important instrument for radiation temperature measurement. According to Shenguang Ⅱ-up experimental requirements, the 15-channel soft X-ray energy spectrometer has been developed and its performances have b...
Soft X-ray energy spectrometer (SXS) is an important instrument for radiation temperature measurement. According to Shenguang Ⅱ-up experimental requirements, the 15-channel soft X-ray energy spectrometer has been developed and its performances have b...
2013,
25: 3145-3147.
doi: 3145
Abstract:
This paper reports the laser transfer in plasma produced by CH on Shengguang Ⅱ. The laser transmission rate was decided by the plasma density. When the laser incidence was 0.5 m CH on Shengguang Ⅱ, the plasma density would be under critical value aft...
This paper reports the laser transfer in plasma produced by CH on Shengguang Ⅱ. The laser transmission rate was decided by the plasma density. When the laser incidence was 0.5 m CH on Shengguang Ⅱ, the plasma density would be under critical value aft...
2013,
25: 3148-3152.
doi: 3148
Abstract:
The ultraviolet (UV) photodecomposition of solid HNS (2, 2, 4, 4, 6, 6-hexanitrostillbene) under irradiation of UV light has been studied by different experimental means, including UV-Vis spectra, X-ray photoelectron spectroscopy (XPS), electron para...
The ultraviolet (UV) photodecomposition of solid HNS (2, 2, 4, 4, 6, 6-hexanitrostillbene) under irradiation of UV light has been studied by different experimental means, including UV-Vis spectra, X-ray photoelectron spectroscopy (XPS), electron para...
2013,
25: 3153-3157.
doi: 3153
Abstract:
Ion temperature of implosion hotspot is a very important parameter for inertial confinement fusion. It reflects the energy level of the hotspot, and it is very sensitive to implosion symmetry and implosion speed. ICF implosion hotspot ion temperature...
Ion temperature of implosion hotspot is a very important parameter for inertial confinement fusion. It reflects the energy level of the hotspot, and it is very sensitive to implosion symmetry and implosion speed. ICF implosion hotspot ion temperature...
2013,
25: 3158-3162.
doi: 3158
Abstract:
The active precision diagnosis technique for shock wave with two-sensitivity is a critical technology in inertial confined fusion (ICF). The main purpose is to diagnose the shock-timing trace generated by the shaped laser pulse. The imaging velocity ...
The active precision diagnosis technique for shock wave with two-sensitivity is a critical technology in inertial confined fusion (ICF). The main purpose is to diagnose the shock-timing trace generated by the shaped laser pulse. The imaging velocity ...
2013,
25: 3163-3167.
doi: 3163
Abstract:
This paper introduces energy response and detection efficiency calibration of single-photon counting CCD by X-ray source. In the calibration experiment, several standard X-ray sources are adopted to radiate forward the CCD detector and the counts occ...
This paper introduces energy response and detection efficiency calibration of single-photon counting CCD by X-ray source. In the calibration experiment, several standard X-ray sources are adopted to radiate forward the CCD detector and the counts occ...
2013,
25: 3168-3172.
doi: 3168
Abstract:
We studied material strength at high pressure ( more than 10 GPa) and high strain rates (106-108 s-1) in Al using the Shenguang Ⅲ prototype laser facility. The Al sample was maintained well below the melting temperature using a quasi-isentropic rampe...
We studied material strength at high pressure ( more than 10 GPa) and high strain rates (106-108 s-1) in Al using the Shenguang Ⅲ prototype laser facility. The Al sample was maintained well below the melting temperature using a quasi-isentropic rampe...
2013,
25: 3173-3179.
doi: 3173
Abstract:
With the self-similar solution of X-ray confinement in cavity, the time-dependent redistribution of thermal X rays inside the hohlraum is calculated. Distribution of radiation power intensity on the capsules surface is calculated via the view-factor ...
With the self-similar solution of X-ray confinement in cavity, the time-dependent redistribution of thermal X rays inside the hohlraum is calculated. Distribution of radiation power intensity on the capsules surface is calculated via the view-factor ...
2013,
25: 3180-3184.
doi: 3180
Abstract:
A novel laser conditioning method based on mid-size laser spot is introduced. A Nd:YAG laser with 10 J max energy output at 1064 nm is adopted to form a 5 mm, fluence-qualified beam spot. Compared with the small-size spot type, this method has signif...
A novel laser conditioning method based on mid-size laser spot is introduced. A Nd:YAG laser with 10 J max energy output at 1064 nm is adopted to form a 5 mm, fluence-qualified beam spot. Compared with the small-size spot type, this method has signif...
2013,
25: 3185-3188.
doi: 3185
Abstract:
This essay analyzes the docking of line-replaceable unit (LRU) for some huge laser facilities, where centering and collision issues are pointed out as the key technologies for LRU docking monitoring. The centering technology mainly transforms the thr...
This essay analyzes the docking of line-replaceable unit (LRU) for some huge laser facilities, where centering and collision issues are pointed out as the key technologies for LRU docking monitoring. The centering technology mainly transforms the thr...
2013,
25: 3189-3192.
doi: 3189
Abstract:
To meet the requirements of the inertial confinement fusion (ICF) experiments on laser driver efficient third harmonic capacity, wu optimized the program for offline measurement of the crystal phase matching angle. The optimization measures include i...
To meet the requirements of the inertial confinement fusion (ICF) experiments on laser driver efficient third harmonic capacity, wu optimized the program for offline measurement of the crystal phase matching angle. The optimization measures include i...
2013,
25: 3193-3196.
doi: 3193
Abstract:
To decrease the addition wavefront of large aperture mirror caused by gravity influence on beam quality in inertial confinement fusion facility, the back support technology is researched in this paper. By support structure optimization, the addition ...
To decrease the addition wavefront of large aperture mirror caused by gravity influence on beam quality in inertial confinement fusion facility, the back support technology is researched in this paper. By support structure optimization, the addition ...
2013,
25: 3197-3200.
doi: 3197
Abstract:
Laser depolarization induced by the propagation-rotation structure would greatly affect the isolation ratio of the Shenguang-Ⅲ laser facility. We build a simulation model on the reflectance coefficient of the propagation-rotation structure based on t...
Laser depolarization induced by the propagation-rotation structure would greatly affect the isolation ratio of the Shenguang-Ⅲ laser facility. We build a simulation model on the reflectance coefficient of the propagation-rotation structure based on t...
2013,
25: 3201-3204.
doi: 3201
Abstract:
An experimental setup referring to the optical element configuration of National Ignition Facility was built. The energy loss from mitigation cone by CO2 laser was tested. The results showed that the loss ratio had a linear correlation with the densi...
An experimental setup referring to the optical element configuration of National Ignition Facility was built. The energy loss from mitigation cone by CO2 laser was tested. The results showed that the loss ratio had a linear correlation with the densi...
2013,
25: 3205-3209.
Abstract:
In order to obtain the size of a focus spot of continuous phase plate (CPP), an edge-abstracting method is proposed. It is possible to acquire a false edge profile if traditional edge-abstracting methods are used because CPP focus spot image has a gr...
In order to obtain the size of a focus spot of continuous phase plate (CPP), an edge-abstracting method is proposed. It is possible to acquire a false edge profile if traditional edge-abstracting methods are used because CPP focus spot image has a gr...
2013,
25: 3210-3214.
doi: 3210
Abstract:
An accuracy transfer method of the standard flats absolute surface error is proposed. When we acquire the absolute surface error of a standard flat, we can use this method to transfer its accuracy to another standard flat. According to the experiment...
An accuracy transfer method of the standard flats absolute surface error is proposed. When we acquire the absolute surface error of a standard flat, we can use this method to transfer its accuracy to another standard flat. According to the experiment...
2013,
25: 3215-3219.
doi: 3215
Abstract:
An online cleanliness control method based on the online monitoring system was developed for controlling the particle pollution and damage of upward-facing transport mirrors in the integration test bed. By building up gas knife system, the online cle...
An online cleanliness control method based on the online monitoring system was developed for controlling the particle pollution and damage of upward-facing transport mirrors in the integration test bed. By building up gas knife system, the online cle...
2013,
25: 3220-3224.
doi: 3220
Abstract:
The laser damage precursors in fused silica were systematically isolated and identified. The paper shows laser damage micrographs from different precursors which are formed during fabrication. Conventionally polished and subsequently scratched fused ...
The laser damage precursors in fused silica were systematically isolated and identified. The paper shows laser damage micrographs from different precursors which are formed during fabrication. Conventionally polished and subsequently scratched fused ...
2013,
25: 3225-3229.
doi: 3225
Abstract:
This paper aims at the accuracy control method in the machining of capsule micro holes with single point diamond turning technology. Firstly, a error model of capsule micro holes machining is established and the effect of each error component on micr...
This paper aims at the accuracy control method in the machining of capsule micro holes with single point diamond turning technology. Firstly, a error model of capsule micro holes machining is established and the effect of each error component on micr...
2013,
25: 3230-3234.
doi: 3230
Abstract:
Backlit shadowgraphy is an effective method for characterizing fuel ice in ICF cryotargets. Based on backlit shadowgraphy, the ice layer in situ characterization system can monitor the phase transformation and ice layering process of fuel in real-tim...
Backlit shadowgraphy is an effective method for characterizing fuel ice in ICF cryotargets. Based on backlit shadowgraphy, the ice layer in situ characterization system can monitor the phase transformation and ice layering process of fuel in real-tim...
2013,
25: 3235-3238.
doi: 3235
Abstract:
Carbon aerogels dried at ambient pressure are synthesized by using resorcinol-formaldehyde as carbon precursor and adding P123 to strengthen their skeletons. CO2 activation is used to improve surface areas and adjust pore size distribution. Carbon ae...
Carbon aerogels dried at ambient pressure are synthesized by using resorcinol-formaldehyde as carbon precursor and adding P123 to strengthen their skeletons. CO2 activation is used to improve surface areas and adjust pore size distribution. Carbon ae...
2013,
25: 3239-3242.
doi: 3239
Abstract:
Ge-doped polystyrenes with various molecular weights and low polydispersities were successfully synthesized by stable free radical polymerization of Ge-doped styrene at 120 ℃ in bulk using 2, 2, 6, 6-tetramethyl-1-piperidinyl-oxyl (TEMPO) and AIBN as...
Ge-doped polystyrenes with various molecular weights and low polydispersities were successfully synthesized by stable free radical polymerization of Ge-doped styrene at 120 ℃ in bulk using 2, 2, 6, 6-tetramethyl-1-piperidinyl-oxyl (TEMPO) and AIBN as...
2013,
25: 3243-3246.
doi: 3243
Abstract:
On the homemade planar-cryotarget shooting system, we have studied the effect of different filling rate on preparing planar cryotargets. The results show that with slower filling rate, the variation of hydrogen pressure in target is small. Furthermor...
On the homemade planar-cryotarget shooting system, we have studied the effect of different filling rate on preparing planar cryotargets. The results show that with slower filling rate, the variation of hydrogen pressure in target is small. Furthermor...
2013,
25: 3247-3250.
doi: 3247
Abstract:
Metal nanowires array is one of the important materials for the research of X-ray intense radiation source. To meet the demand of physical experiment, well-ordered, globally oriented polyethylene composite fiber embedding micro or nanowires array of ...
Metal nanowires array is one of the important materials for the research of X-ray intense radiation source. To meet the demand of physical experiment, well-ordered, globally oriented polyethylene composite fiber embedding micro or nanowires array of ...
2013,
25: 3251-3254.
doi: 3251
Abstract:
Silicon flexure microstructure has very important function for supporting and cooling roles in ICF target. In this paper, a silicon arm is fabricated using deep reactive ion etching(DRIE) method. The results of scanning electron microscopy(SEM), whit...
Silicon flexure microstructure has very important function for supporting and cooling roles in ICF target. In this paper, a silicon arm is fabricated using deep reactive ion etching(DRIE) method. The results of scanning electron microscopy(SEM), whit...
2013,
25: 3255-3258.
doi: 3255
Abstract:
By comparing the chemical component and machined performance of two kinds of 1100 Al rod, the higher purity one is chosen for Al mandrel. Al mandrel is prepared by diamond turning machine with a surface roughness less than 20 nm (RMS) and Al/Cu hybri...
By comparing the chemical component and machined performance of two kinds of 1100 Al rod, the higher purity one is chosen for Al mandrel. Al mandrel is prepared by diamond turning machine with a surface roughness less than 20 nm (RMS) and Al/Cu hybri...
2013,
25: 3259-3264.
doi: 3259
Abstract:
The nuclear fusion reaction is an ideal approach to solve the shortage of energy and produce sustainable clean energy. The National Ignition Facility device has been built in the United States in order to demonstrate the nuclear fusion reaction. It c...
The nuclear fusion reaction is an ideal approach to solve the shortage of energy and produce sustainable clean energy. The National Ignition Facility device has been built in the United States in order to demonstrate the nuclear fusion reaction. It c...
2013,
25: 3265-3268.
doi: 3265
Abstract:
A preparation method of the titanium doped hollow glass microsphere (Ti-HGM) was investigated, which uses tetrabutyl titanate (Ti(OC4H9)4) as dopant and follows the sol-gel route of titanium doped glass sol - titanium doped glass gel - dried titanium...
A preparation method of the titanium doped hollow glass microsphere (Ti-HGM) was investigated, which uses tetrabutyl titanate (Ti(OC4H9)4) as dopant and follows the sol-gel route of titanium doped glass sol - titanium doped glass gel - dried titanium...
2013,
25: 3269-3273.
doi: 3269
Abstract:
With the rapid progress of high power laser technology in China, the specifications on the diameters of PS-PVA double-layer hollow microspheres used in inertial confinement fusion (ICF) physical experiments have increased to 700 m～900 m. In order to ...
With the rapid progress of high power laser technology in China, the specifications on the diameters of PS-PVA double-layer hollow microspheres used in inertial confinement fusion (ICF) physical experiments have increased to 700 m～900 m. In order to ...
2013,
25: 3274-3278.
doi: 3274
Abstract:
The lithium borohydride incorporated within carbon scaffolds was prepared by its confinement to the nanoscale into a nanoporous carbon aerogel. The host within LiBH4 loading reached 80%. The structures and properties of the products were investigated...
The lithium borohydride incorporated within carbon scaffolds was prepared by its confinement to the nanoscale into a nanoporous carbon aerogel. The host within LiBH4 loading reached 80%. The structures and properties of the products were investigated...
2013,
25: 3279-3281.
doi: 3279
Abstract:
This paper presents a simple method for the preparation of brominated target materials. These materials were obtained by copolymerization of different ratio of p-bromostyrene and styrene, and the brominated composition was measured from 0.6% to 4.2%....
This paper presents a simple method for the preparation of brominated target materials. These materials were obtained by copolymerization of different ratio of p-bromostyrene and styrene, and the brominated composition was measured from 0.6% to 4.2%....
2013,
25: 3282-3286.
doi: 3282
Abstract:
Precise measurement of foam shape after assembling is necessary. Optical interferometry can obtain cross-sectional structure images of sample with 1-2 mm depth below surface, therefore the shape change is observed. In this paper, optical interferomet...
Precise measurement of foam shape after assembling is necessary. Optical interferometry can obtain cross-sectional structure images of sample with 1-2 mm depth below surface, therefore the shape change is observed. In this paper, optical interferomet...
2013,
25: 3287-3291.
doi: 3287
Abstract:
For large optics of high-power laser facility, the controlling technology of mid-spatial frequency error is developed. Firstly, the CCOS convolution residual error caused by regular path is analyzed, and the residual error model is established. And t...
For large optics of high-power laser facility, the controlling technology of mid-spatial frequency error is developed. Firstly, the CCOS convolution residual error caused by regular path is analyzed, and the residual error model is established. And t...
2013,
25: 3292-3296.
doi: 3292
Abstract:
For high-precision deterministic processing, the equal profile of dwell-time and an adaptive step size algorithm are presented in this paper to solve processing path feed-rate. Firstly, we analyze the issues that exist in the conventional and other s...
For high-precision deterministic processing, the equal profile of dwell-time and an adaptive step size algorithm are presented in this paper to solve processing path feed-rate. Firstly, we analyze the issues that exist in the conventional and other s...
2013,
25: 3297-3300.
doi: 3297
Abstract:
In inertial confinement fusion (ICF) research process, the form of focal spot is extremely crucial. Especially in the indirect driven implosion, energy circled fraction is higher than 95% in focal spot. Based on the offline test platform, the focusin...
In inertial confinement fusion (ICF) research process, the form of focal spot is extremely crucial. Especially in the indirect driven implosion, energy circled fraction is higher than 95% in focal spot. Based on the offline test platform, the focusin...
2013,
25: 3301-3306.
doi: 3301
Abstract:
The pulse width is different, the mechanism of the laser-matter interaction is different. Damage results from plasma formation and ablation for10 ps and from heat depositing and conventional melting for ＞100 ps. Two theoretical models of transparent ...
The pulse width is different, the mechanism of the laser-matter interaction is different. Damage results from plasma formation and ablation for10 ps and from heat depositing and conventional melting for ＞100 ps. Two theoretical models of transparent ...
2013,
25: 3307-3310.
doi: 3307
Abstract:
Based on theoretical model of continuous polishing, the influence of processing parameters on the polishing result was discussed. Possible causes of mid-spatial frequency error in the process were analyzed. The simulation results demonstrated that th...
Based on theoretical model of continuous polishing, the influence of processing parameters on the polishing result was discussed. Possible causes of mid-spatial frequency error in the process were analyzed. The simulation results demonstrated that th...
2013,
25: 3311-3314.
doi: 3311
Abstract:
A 600 mm aperture SiC flat mirror was polished up to an aperture of 35 nm (RMS) with computer-controlled optical surfacing (CCOS) in a very short period. The SiC mirror structure, the choose of the diamond powder, and other procedures in CCOS are pre...
A 600 mm aperture SiC flat mirror was polished up to an aperture of 35 nm (RMS) with computer-controlled optical surfacing (CCOS) in a very short period. The SiC mirror structure, the choose of the diamond powder, and other procedures in CCOS are pre...
2013,
25: 3315-3317.
doi: 3315
Abstract:
We studied the double-side polishing process of large-aperture ultra-thin component based on the technology of ring polishing and pendulum. The technical optimization included the speed ratio control, polishing pad shape modification and polishing pa...
We studied the double-side polishing process of large-aperture ultra-thin component based on the technology of ring polishing and pendulum. The technical optimization included the speed ratio control, polishing pad shape modification and polishing pa...
2013,
25: 3318-3324.
doi: 3318
Abstract:
Conditioning effect on several kinds of optical substrates and film components by quasi-CW laser was investigated. Many samples showed absorption decreasing curves (ADC) under 532 nm and 355 nm irradiation, while keeping absorption values under 1064 ...
Conditioning effect on several kinds of optical substrates and film components by quasi-CW laser was investigated. Many samples showed absorption decreasing curves (ADC) under 532 nm and 355 nm irradiation, while keeping absorption values under 1064 ...
2013,
25: 3325-3328.
doi: 3325
Abstract:
Mid-spatial frequency wavefront error of optics is characterized with the power spectrum density (PSD) specification, and is divided into two parts: PSD1 (wavelength 2.5-33 mm) and PSD2 (wavelength 0.12-2.5 mm). Rather than the PSD1 error which has b...
Mid-spatial frequency wavefront error of optics is characterized with the power spectrum density (PSD) specification, and is divided into two parts: PSD1 (wavelength 2.5-33 mm) and PSD2 (wavelength 0.12-2.5 mm). Rather than the PSD1 error which has b...
2013,
25: 3329-3332.
doi: 3329
Abstract:
By calculating the nonuniformity in overlapping area between sub-apertures, errors such as positioning error, system error and stitching model pattern that affect the stitching testing prelision of large aperture continuous phase plate(CPP) are summa...
By calculating the nonuniformity in overlapping area between sub-apertures, errors such as positioning error, system error and stitching model pattern that affect the stitching testing prelision of large aperture continuous phase plate(CPP) are summa...
2013,
25: 3333-3337.
doi: 3333
Abstract:
It has become more important for the accurate measurement of the mid-frequency wavefront of the large-aperture optics in high-power laser systems. The root mean square of mid-frequency wavefront is one of the most important specifications. According ...
It has become more important for the accurate measurement of the mid-frequency wavefront of the large-aperture optics in high-power laser systems. The root mean square of mid-frequency wavefront is one of the most important specifications. According ...
2013,
25: 3338-3342.
doi: 3338
Abstract:
Laser conditioning is one of the important methods to improve the laser damage threshold of film optics. Firstly, a large aperture laser was used to irradiate the HfO2/SiO2 reflectors, which were evaporated from hafnia and silica by e-beam. Secondly,...
Laser conditioning is one of the important methods to improve the laser damage threshold of film optics. Firstly, a large aperture laser was used to irradiate the HfO2/SiO2 reflectors, which were evaporated from hafnia and silica by e-beam. Secondly,...
2013,
25: 3343-3347.
doi: 3343
Abstract:
In order to measure and evaluate the far-field intensity caused by large-aperture continuous phase plates, off-line measurement system with 351 nm laser for the far-field intensity was built according to the physical demand parameters of the laser sy...
In order to measure and evaluate the far-field intensity caused by large-aperture continuous phase plates, off-line measurement system with 351 nm laser for the far-field intensity was built according to the physical demand parameters of the laser sy...
2013,
25: 3348-3352.
doi: 3348
Abstract:
The KDP crystal antireflective coatings prepared by spin coating method were discussed. The coating was modified using hexamethyl disilazane (HMDS), and had good moisture-resistant property. Some technique problems such as clamping safety during the ...
The KDP crystal antireflective coatings prepared by spin coating method were discussed. The coating was modified using hexamethyl disilazane (HMDS), and had good moisture-resistant property. Some technique problems such as clamping safety during the ...
