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x-ray analysisの例文

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  • The result of x - ray analysis indicated that the plate was made of metal silver
  • X - ray analysis , x
  • X - ray analysis
  • Of 33k grows at 200 , annealed at 670 , 720 for 5min , x - ray analysis shows that it has
  • X - ray analysis
  • Energy dispersive x - ray analysis in studying the permeability of blood - brain barrier caused by lead in rats
  • Abstract : a wear - resistant electrode used in high stress state is studied . by adjusting electrode ' s component , we find a alloy system which is suitable to shredders with hammer . microstructure and x - ray analyses indicate that the hardfacing microstructure consist of martensite , retained austenite and carbonide
  • Worn surfaces of sliding pairs were characterized by scanning electron microscopy ( sem ) . chemical compositons on the worn surfaces were analyzed by energy dispersion x - ray analysis ( edax ) , and profiles and suface roughness of the worn surfaces were measured by stylus profilmetry
  • By x - ray analysis of the obtained samples the degree of the reaction was researched when the time of ball milling changed . at last the regularity of the metallurgical structure of tial alloy was investigated , when the high temperature changed . the following aspects were accomplished after hot hydrostatic extrusion
  • The observation by hrtem indicated that the size of particles coated with ultrasonic radiation at room temperature in alkaline formaldehyde bath was about 50 ~ 60nm . the originally granular form of the nano - al2o3 particles has changed into spheral - like shape . the x - ray analysis showed that the plate was the alloy of co - p
  • Sicp / al matrix composites , with 5 , 15 and 25 % volume fraction of sic particles , were prepared by vacuum hot - pressing sintering processing in this paper . based on mechanics properties , sem observation and energy dispersive x - ray analysis , the interface reaction phenomenon of sicp / al composites made by vacuum hot - pressing sintering , as well as the reinforcement and fracture mechanisms of this composite were analyzed . the dynamic responses of sipc / al composites were studied by a split hopkinson high - speed pressure bar impact system which strain rate was from quasistatic state strain rate ( 3 . 3 10 - 3s - 1 ) to dynamic state strain rate ( 5 . 2 103 s - 1 )
  • During the experiment of protein crystal growth in space carried by chinese re - entry capsule fsw - 2 , the crystals of barheaded goose hemoglobin suitable for x - ray analysis were obtained both in space and earth as contrast group . the diffraction data of both crystals were collected , and the structures were solved using molecule replacement methods . the comparison of structures in space and earth indicate that , the interactions among molecules in crystal and subunits of molecule in space is weakened relative to the crystal on earth , there is a contact in the
  • By analyzing the microstructure of as - cast alloys with different surplus of samarium added , the optimum surplus of samarium is decided . by comparing the microstructure of the alloys annealed for different time , the ideal and economical annealing time is confirmed . the microstructure and phase composition of alloys during the whole preparation of sm2fe17nx are analyzed using the scanning electron micrograph with energy - dispersive x - ray analysis and x - ray diffraction patterns
  • Linker molecules , the polymerization of 3 - [ 2 , 5 , 8 , 11 - tetraoxa - tridecyl - 13 - ol ] - pyrrole were designed and synthesized according to the requirement of the electropolymerization . the electropolymerization of 3 - pyrrole derivative with alkaline medium at platinum disk electrode have been studied by cyclic voltammetry and chronoamprometry . the polypyrrole membrane was characterized with scanning electro microscopy ( sem ) , energy dispersive x - ray analysis ( edx )
  • Current researches , applications , preparation and structure of si3n4 are summarized in this paper . a new conclusion is drawn that silicon wafer can react with nitrogen at the temperature higher than 1100 and in super - pure nitrogen by direct - nitridation of silicon at the temperature from 800 to 1200 . the prepared silicon nitride samples are tested by xps ( x - ray photoelectron spectroscopy ) , sem ( scanning electron microscopy ) , optical microscopy , xrd ( x - ray diffraction ) and edx ( energy dispersive x - ray analysis )
  • In the present work , the chemical distributing , the microstructure characteristics and the fractorgraphy analysis of metal / metal fgm are studied systematically by using electron probe microstructure analysis ( epma ) , scanning electron microscopy ( sem ) and energy dispersive x - ray analysis ( eds ) . as a result , some ideas about the fabrication are put forward
  • The phase structure of different cu - fe thin films were studied by using grazing incidence x - ray analysis ( gixa ) . the texture and residual stress of different cu - fe thin films were measured by scan of x - ray diffraction ( xrd ) and 2 scan with different . the thicknesses of different thin films were characterized by means of small angle x - ray scattering ( saxs ) technique . by using atomic force microscope ( afm ) measured surface roughness of thin films . the component of different thin film was characterized by energy disperse spectrum ( eds ) and x - ray fluorescence ( xrf ) . the magnetic properties of cu - fe thin films were measured by means of vibrating sample magnetometer ( vsm ) . in addition , the giant magnetoresistance ( gmr ) effects of different films were also measured . the original resistance of the film fabricated by a direction - current magnetron sputtering system is directly affected by bias voltage
  • When the bath load was increased , the plating rate was shortened . the effects of bath composition and plating conditions on the composition were also investigated . the x - ray analysis showed that edta and the stabilization agent can effectively increase the content of the copper oxidation in the composite powders