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gbasp2003

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ÎÄÏ×ÖеÄÃèÊö£¬ÏëÇëÎÊÒ»ÏÂTi5C£¬O2CÕâ¸öÀïÃæµÄ5CºÍ2CÊÇÔõôÀ´µÄ¡£Ð»Ð»ÁË£¡£¡
We investigated the adsorption energy of a metal atom
deposited on the stoichiometric TiO2 rutile (110) surface. The
various possible sites of adsorption are shown in SI-Fig. 2. We
find that the most favorable position for adsorption of either
Pt or Au is on the Ti5C¨CO2C¨Cbri site, depicted in SI-Fig. 2(a). The
calculated adsorption energies for Pt and Au atoms on that
site are 44.38 and 10.90 kcal/mol, respectively. Two other
possible locations are on Ti5C¨CTi5C¨Cbri and Ti5C-on-top sites
for each Pt and Au, shown in SI-Fig. 2(b) and 2(c); the calculated
adsorption energies for the Ti5C¨CTi5C¨Cbri site are 39.84
and 9.08 kcal/mol, respectively for Pt and Au, whereas
24.80 and 7.29 kcal/mol for the Ti5C-on-top site,
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wzbhit

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CÊÇWyckoff positionµÄ·ûºÅ
TiO2 - RutileµÄspace Group No.136 (P42/mnm)
ÔÚÕâÏÂÃæÍøÖ·ÕÒµ½Wyckoff position£¬È»ºó²é¿´¶ÔÓ¦µÄÔ­×Ó×ø±ê
http://www.cryst.ehu.es/cryst/get_wp.html
Regards~
´ÓÃ÷Ì쿪ʼ¼á³Ö³ÔÔ緹ѽ£¡
2Â¥2012-05-03 12:07:13
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gbasp2003

Ìú³æ (³õÈëÎÄ̳)

Wyckoff Positions of Group 136 (P42/mnm)

Multiplicity        Wyckoff
letter        Site
symmetry        Coordinates
16        k        1       
(x,y,z)        (-x,-y,z)        (-y+1/2,x+1/2,z+1/2)        (y+1/2,-x+1/2,z+1/2)
(-x+1/2,y+1/2,-z+1/2)        (x+1/2,-y+1/2,-z+1/2)        (y,x,-z)        (-y,-x,-z)
(-x,-y,-z)        (x,y,-z)        (y+1/2,-x+1/2,-z+1/2)        (-y+1/2,x+1/2,-z+1/2)
(x+1/2,-y+1/2,z+1/2)        (-x+1/2,y+1/2,z+1/2)        (-y,-x,z)        (y,x,z)
8        j        ..m       
(x,x,z)        (-x,-x,z)        (-x+1/2,x+1/2,z+1/2)        (x+1/2,-x+1/2,z+1/2)
(-x+1/2,x+1/2,-z+1/2)        (x+1/2,-x+1/2,-z+1/2)        (x,x,-z)        (-x,-x,-z)
8        i        m..       
(x,y,0)        (-x,-y,0)        (-y+1/2,x+1/2,1/2)        (y+1/2,-x+1/2,1/2)
(-x+1/2,y+1/2,1/2)        (x+1/2,-y+1/2,1/2)        (y,x,0)        (-y,-x,0)
8        h        2..       
(0,1/2,z)        (0,1/2,z+1/2)        (1/2,0,-z+1/2)        (1/2,0,-z)
(0,1/2,-z)        (0,1/2,-z+1/2)        (1/2,0,z+1/2)        (1/2,0,z)
4        g        m.2 m       
(x,-x,0)        (-x,x,0)        (x+1/2,x+1/2,1/2)        (-x+1/2,-x+1/2,1/2)
4        f        m.2 m       
(x,x,0)        (-x,-x,0)        (-x+1/2,x+1/2,1/2)        (x+1/2,-x+1/2,1/2)
4        e        2.m m       
(0,0,z)        (1/2,1/2,z+1/2)        (1/2,1/2,-z+1/2)        (0,0,-z)
4        d        -4..       
(0,1/2,1/4)        (0,1/2,3/4)        (1/2,0,1/4)        (1/2,0,3/4)
4        c        2/m..       
(0,1/2,0)        (0,1/2,1/2)        (1/2,0,1/2)        (1/2,0,0)
2        b        m.m m       
(0,0,1/2)        (1/2,1/2,0)
2        a        m.m m       
(0,0,0)        (1/2,1/2,1/2)

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3Â¥2012-05-03 13:49:03
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