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3篇 您的检索式:作者名="Alexander Preus"
    题名 作者 年代 出处 被引量
1An fMRI Study of Functional Abnormalities in the Verbal Working Memory System and the Relationship to Clinical Symptoms in Chronic Schizophrenia显示文摘Ryu- ichiro Hashimoto KangUk Lee Alexander Preus 2010Cerebral Cortex January2010,20,1:1
2晶体硅太阳电池SIN:H减反射层的大规模在线溅射镀膜显示文摘1引言 大多数多晶硅太阳电池的减反射膜都是用增强的等离子化学气相沉积法(PECVD)沉积的掺氢氮化硅膜层(Sinx:H).和其它减反射膜(如二氧化钛)相比,Sinx:H的优点是它具有很好的表面和体钝化功能.除了这些优点之外,PECVD技术有几个显著的缺点,主要是PECVD工艺使用爆炸性气体以及维护周期较短,同时PECVD技术在大面积在线镀膜时的膜厚均匀性也存在问题,这些问题使人们对采用不同的沉积技术产生了兴趣.由于对不同材料在大面积基片上采用溅射镀膜具有高产能、良好的均匀性和较长的维护周期等优势,因此溅射技术成为在太阳电池片上沉积Sinx:H膜层的较为理想的方式.Winfried Wolke Alexander Jaeckle Ralf Preu Stephan Wieder Manfred Ruske 2005太阳能2005,,6:0
3[Y(dbm)_(3)(H_(2)O)]:Synthesis,thermal behavior and spin-coating precursor for Y_(2)O_(3)layer formation显示文摘The synthesis,structure and thermal behavior of [Y(dbm)_3(H_2 O)](3)(dbm = 1,3-diphenyl-1,3-propandionate) and its use as a spin-coating precursor for Y_2 O_3 deposition is reported. Complex 3 was prepared by the reaction of [Y(NO_3)_3·6 H_2 O](1) with 3 equiv of Hdbm(2) in presence of NaOH. The molecular structure of 3 in the solid-state was determined by single X-ray crystal diffraction. Both C_1 symmetric crystallographically independent species of 3 possess a YO7 coordination setup with minor deviation from an ideal capped octahedron coordination geometry(∧ enantiomer). Complex 3 forms a1 D chain, due to intermolecular hydrogen bonds between the coordinated H_2 O molecule and the 0 atom of the dbm ligand, respectively. The thermal decomposition behavior of 3 was investigated by thermogravimetric studies in the temperature range of 40-800 ℃ and 40-1300 ℃ under an oxygen and argon atmosphere, respectively. Powder X-ray diffraction(PXRD) measurements of the residues confirmed the formation of Y_2 O_3. Complex 3 was applied as a spin-coating precursor for yttrium oxide film formation on either Si wafers with a continuous 100 nm thick SiO_2 film, or with a native oxide layer.The as-deposited Y_2 O_3 layers are smooth, conformal, dense and transparent and are of a thickness of 27 and 30 nm, respectively.Elaheh Pousaneh Andrea Preuβ Khaybar Assim Julian Noll Alexander Jakob Tobias Rüffer Heinrich Lang 2017Journal of Rare Earths2017,35,12:0
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