中国科大大一新生《科学与社会》研讨课 《反物质世界的探索2014/11/30 50200500Dcph1nm After annealing to 773 K a 05 considerable increase of s Au in Mgo is observed in the wide Au with cavities-30 keV,10"Au'cm*implanted at 1273K depth range from 20 to 500 nm indicating that vacancy surface 0.7 clustering has occurred. vacancy dluster band 8273K5h ●From773to1273Ka development is seen of a 073K0.5 depth distribution consisting of two peaks. Au dluster band 08 The valley between the two peaks is located at the 873K05h position of the implanted A -773K05 At 1473 K nearly all cavities (a] in Mgo dissolve so that 15 20 25 only a band of gold precipitates was observed. 人比例 亲和势(eV) 湮灭比例 三 pure Cu lMgCr 97.25/2.5/0.25 4.41/-6.18/-2.62 69.629.8/0.6 0.3 0.05% pure Fe 0? 0.9 10 ao高 邦 106202站06 P.(10'm.c) 14 第五周期元素： 第四因期元素 Zr:[Kr]4d25s2 Ti:[Ar]3d24s2 Nb:[Kr]4d*5s1 Mo:[Kr]4d55s1 TArl3d34s2 Ag:[Krj4d105s1 Cr:[Ar]3d44s2 1n:[Kr]4d105s25p Fe:[Ar]3d64s2 Sn:[Kr]4d105s25p2 Co:[Ar]3d74s2 Ni:[Ar]3d84s2 Cu:[Ar]3d104s1 Zn:[Ar]3d104s2 14/11 中国科大物理学院叶邦角教授主讲 版权所有，禁止传播 112014/11/30 11 2014/11/30  After annealing to 773 K a considerable increase of S is observed in the wide depth range from 20 to 500 nm indicating that vacancy clustering has occurred.  From 773 to 1273 K a development is seen of a depth distribution consisting of two peaks. The valley between the two peaks is located at the position of the implanted Au  At 1473 K nearly all cavities in MgO dissolve so that only a band of gold precipitates was observed. 2014/11/30 2014/11/30 比例 亲和势(eV) 湮灭比例 AlMgCr 97.25/2.5/0.25 -4.41/-6.18/-2.62 69.6/29.8/0.6 2014/11/30 第四周期元素： Ti: [Ar]3d24s2 V: [Ar]3d34s2 Cr: [Ar]3d44s2 Fe: [Ar]3d64s2 Co: [Ar]3d74s2 Ni: [Ar]3d84s2 Cu: [Ar]3d104s1 Zn: [Ar]3d104s2 2014/11/30 第五周期元素： Zr: [Kr]4d25s2 Nb: [Kr]4d45s1 Mo: [Kr]4d55s1 Ag: [Kr]4d105s1 In: [Kr]4d105s25p1 Sn: [Kr]4d105s25p2 2014/11/30 中国科大大一新生《科学与社会》研讨课 《反物质世界的探索》 中国科大物理学院叶邦角教授主讲 版权所有，禁止传播 叶邦角主机