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- PASCA (positron annihilation spectroscopy for chemical analysis), ESCA, TA and micro-reactor have been used to study the Ni-W/Al2O3 catalysts with various Ni/W atomic ratios (R) . 采用PASCA,ESCA,TA和微型反應色譜等技術(shù)研究了Ni-W/Al_2O_3催化體系。
- The vacancy defects of samples were measured by slow positron annihilation. 借助慢正電子湮沒(méi)技術(shù)研究了樣品的空位型缺陷。
- Abstract: Magnetized water samples were measured by the positron annihilation lifetime spectrometer. 文摘:用正電子湮沒(méi)壽命譜儀對經(jīng)過(guò)磁場(chǎng)處理的水樣品進(jìn)行了對照測量。
- The applications of positron annihilation technique in the research of some metal-functional materials are introduced. 本文介紹了正電子湮沒(méi)方法在若干金屬功能材料研究中的一些應用。
- By means of positron annihilation lifetime spectra (PALS), the free volume of polymer could be tested. 通過(guò)正電子湮沒(méi)壽命譜技術(shù)(PALS)探測聚合物的自由體積特性,能夠了解聚合物的微觀(guān)性質(zhì)。
- By the positron annihilation life spectrum (PALS) technique, the free volumes of chitosan and its N alkyl derivatives membranes were measured. 用正電子湮滅壽命譜(PALS)法,研究了N-烷基化殼聚糖膜的自由體積。
- The positron annihilation technique was applied to study the relation between relative free volume and irradiated graft for PTFE. 用正電子湮沒(méi)技術(shù)研究在聚四氟乙烯輻照接枝過(guò)程中的自由體積與正電子湮沒(méi)壽命譜的關(guān)系。
- Radiation damage in W has been studied as a function of irradiation dose by heavy ion simulation and positron annihilation lifetime measurement. 采用重離子輻照模擬方法和正電子湮沒(méi)壽命測量技術(shù)研究了鎢輻射損傷隨輻照劑量的變化。
- Polyvinyl chloride (PVC) blended material which was filled with ACR toughen particles was studied by positron annihilation technique (PAT). 采用正電子湮沒(méi)對添加聚丙烯酸酯類(lèi)(ACR)增韌粒子的聚氯乙烯(PVC)共混材料進(jìn)行了研究。
- Positron annihilation life time spectrum was a new technique to test and characterize polymer structure by research on free volume. 正電子湮沒(méi)技術(shù)是通過(guò)自由體積的研究,對聚合物結構探測和表征的1種新型技術(shù)。
- The microscopic mechanism of irradiation damage of Al film reflector is studied by the slow positron annihilation technique and X-ray diffraction. 用慢正電子湮沒(méi)等分析技術(shù)研究了輻照損傷的微觀(guān)機制。
- The effect of defect and microstructure on soft magnetic properties were studied for FeCuNbSiB alloy by means of positron annihilation technique associated with X ray diffraction. 利用正電子湮沒(méi)技術(shù)結合 X-射線(xiàn)衍射分析了 Fe73.;5Cu1Nb3Si13
- The principle and techniques of positron annihilation including positron annihilation lifetime spectroscopy and coincidence Doppler broadening are introduced in this article. 摘要介紹了正電子湮沒(méi)的試驗原理，以及正電子壽命譜和符合多普勒展寬等試驗技術(shù)。
- In this report, the porous silicon formed by anodization of crystal silicon was studied by positron annihilation technique (PAT) and scanning electron microscopy (SEM). 用正電子湮沒(méi)技術(shù)和掃描電子顯微鏡研究了陽(yáng)極氧化法制備的多孔硅材料。
- Cd_(1-x)Zn_xTe crystals were prepared by the improved Bridgman method from cadmium-rich materials. The defects in the as-grown and annealed samples are investigated by positron annihilation technology in this paper. 用正電子湮沒(méi)技術(shù)(PAT)研究了原料富Cd改進(jìn)布里奇曼法生長(cháng)的碲鋅鎘單晶樣品退火前后的缺陷。
- We have measured the Positron lifetime spectra of La_ 2-x M_xCuO_4(LMCO,MSr,Ba,x0.05,0.10,0.125,0.15,0.2) in the room temperature and studied the relationship between the superconductivity and the mechanism of positron annihilation. 我們測量了La2-xMxCuO4(LMCO;M=Sr;Ba;x=0.;05;0
- Abstract： The positron annihilation lifeti me spectrum(PALS) method was employed to study the effect of proton radiation on microstructure of the space grade KH-L-Y polysilicone rubber. 摘要： 用正電子淹沒(méi)壽命譜方法（PALS）研究了質(zhì)子輻照對空間級硅橡膠KH-L-Y微觀(guān)結構的影響。
- positron annihilation spectroscopy 正電子湮沒(méi)頻譜學(xué)
- Positron Annihilation in Gelatin Macromolecules 明膠大分子中的正電子湮沒(méi)行為
- Fundamentals of Positron Annihilation 正電子淹沒(méi)譜學(xué)基礎
