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超导体YBaCuO的9个心眼
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超导体YBaCuO的9个心眼
几何学里，三角形有内心、外心、旁心、垂心和重心。
实际上，晶体也有心。例如，晶体的各种色心。
晶体的色心和人的色心不同。
晶体的色心一般和颜色有关，而人的色心一般和性有关。
不过有的老和尚认为：性就是色，色就是性。
中国的大学一般都有两个心：以教学为中心和以科研为中心。
有时往往要强调同时以教学为中心和以科研为中心。
中国的大学比外国的大学多一个心眼，
中
在国外的
YBa2Cu3O7有9个心眼。
"a=",3.8829,"b=",3.8223,"c=",11.69,"Delta=",.005
1
"
" Cartesian = ",-1.9414,-1.9111,-5.845
" SP coordinates=",0,0,0
"",1,1,"The shell structure as a cluster:","shell","No",1
" d of neighbors from the reference atom =",1.847
" The number of neighbor atoms"," N=",2,"and"
" the number of shortest bonds formed by these atoms=",1
" and the shortest bond length=",3.69
" Neighbor atom:","2q-O"
" Cartesian = ",-1.9414,-1.9111,-7.692
" SP coordinates= ",0,0,-.158
" Neighbor atom:","2q-O"
" Cartesian = ",-1.9414,-1.9111,-3.998
" SP coordinates= ",0,0,.158
"",1,2,"The shell structure as a cluster:","shell","No",2
" d of neighbors from the reference atom =",1.9111
" The number of neighbor atoms"," N=",2,"and"
" the number of shortest bonds formed by these atoms=",1
" and the shortest bond length=",3.82
" Neighbor atom:","1e-O"
" Cartesian = ",-1.9414,-3.8223,-5.845
" SP coordinates= ",0,-.5,0
" Neighbor atom:","1e-O"
" Cartesian = ",-1.9414,0,-5.845
" SP coordinates= ",0,.5,0
"",1,3,"The shell structure as a cluster:","shell","No",3
" d of neighbors from the reference atom =",1.9414
" The number of neighbor atoms"," N=",2,"and"
" the number of shortest bonds formed by these atoms=",1
" and the shortest bond length=",3.88
" Neighbor atom:","1b-O"
" Cartesian = ",-3.8829,-1.9111,-5.845
" SP coordinates= ",-.5,0,0
" Neighbor atom:","1b-O"
" Cartesian = ",0,-1.9111,-5.845
" SP coordinates= ",.5,0,0
2
"1b-O"," is a reference atom"
" Cartesian = ",0,-1.9111,-5.845
" SP coordinates=",.5,0,0
"",2,1,"The shell structure as a cluster:","shell","No",1
" d of neighbors from the reference atom =",1.9414
" The number of neighbor atoms"," N=",2,"and"
" the number of shortest bonds formed by these atoms=",1
" and the shortest bond length=",3.88
" Neighbor atom:","
" Cartesian = ",-1.9414,-1.9111,-5.845
" SP coordinates= ",0,0,0
" Neighbor atom:","
" Cartesian = ",1.9414,-1.9111,-5.845
" SP coordinates= ",1,0,0
"",2,2,"The shell structure as a cluster:","shell","No",2
" d of neighbors from the reference atom =",2.6796
" The number of neighbor atoms"," N=",4,"and"
" the number of shortest bonds formed by these atoms=",2
" and the shortest bond length=",3.69
" Neighbor atom:","2q-O"
" Cartesian = ",-1.9414,-1.9111,-7.692
" SP coordinates= ",0,0,-.158
" Neighbor atom:","2q-O"
" Cartesian = ",-1.9414,-1.9111,-3.998
" SP coordinates= ",0,0,.158
" Neighbor atom:","2q-O"
" Cartesian = ",1.9414,-1.9111,-7.692
" SP coordinates= ",1,0,-.158
" Neighbor atom:","2q-O"
" Cartesian = ",1.9414,-1.9111,-3.998
" SP coordinates= ",1,0,.158
"",2,3,"The shell structure as a cluster:","shell","No",3
" d of neighbors from the reference atom =",2.7242
" The number of neighbor atoms"," N=",4,"and"
" the number of shortest bonds formed by these atoms=",2
" and the shortest bond length=",3.82
" Neighbor atom:","1e-O"
" Cartesian = ",-1.9414,-3.8223,-5.845
" SP coordinates= ",0,-.5,0
" Neighbor atom:","1e-O"
" Cartesian = ",-1.9414,0,-5.845
" SP coordinates= ",0,.5,0
" Neighbor atom:","1e-O"
" Cartesian = ",1.9414,-3.8223,-5.845
" SP coordinates= ",1,-.5,0
" Neighbor atom:","1e-O"
" Cartesian = ",1.9414,0,-5.845
" SP coordinates= ",1,.5,0
3
"1e-O"," is a reference atom"
" Cartesian = ",-1.9414,0,-5.845
" SP coordinates=",0,.5,0
"",3,1,"The shell structure as a cluster:","shell","No",1
" d of neighbors from the reference atom =",1.9111
" The number of neighbor atoms"," N=",2,"and"
" the number of shortest bonds formed by these atoms=",1
" and the shortest bond length=",3.82
" Neighbor atom:","
" Cartesian = ",-1.9414,-1.9111,-5.845
" SP coordinates= ",0,0,0
" Neighbor atom:","
" Cartesian = ",-1.9414,1.9111,-5.845
" SP coordinates= ",0,1,0
"",3,2,"The shell structure as a cluster:","shell","No",2
" d of neighbors from the reference atom =",2.6578
" The number of neighbor atoms"," N=",4,"and"
" the number of shortest bonds formed by these atoms=",2
" and the shortest bond length=",3.69
" Neighbor atom:","2q-O"
" Cartesian = ",-1.9414,-1.9111,-7.692
" SP coordinates= ",0,0,-.158
" Neighbor atom:","2q-O"
" Cartesian = ",-1.9414,-1.9111,-3.998
" SP coordinates= ",0,0,.158
" Neighbor atom:","2q-O"
" Cartesian = ",-1.9414,1.9111,-7.692
" SP coordinates= ",0,1,-.158
" Neighbor atom:","2q-O"
" Cartesian = ",-1.9414,1.9111,-3.998
" SP coordinates= ",0,1,.158
"",3,3,"The shell structure as a cluster:","shell","No",3
" d of neighbors from the reference atom =",2.7242
" The number of neighbor atoms"," N=",4,"and"
" the number of shortest bonds formed by these atoms=",2
" and the shortest bond length=",3.82
" Neighbor atom:","1b-O"
" Cartesian = ",-3.8829,-1.9111,-5.845
" SP coordinates= ",-.5,0,0
" Neighbor atom:","1b-O"
" Cartesian = ",-3.8829,1.9111,-5.845
" SP coordinates= ",-.5,1,0
" Neighbor atom:","1b-O"
" Cartesian = ",0,-1.9111,-5.845
" SP coordinates= ",.5,0,0
" Neighbor atom:","1b-O"
" Cartesian = ",0,1.9111,-5.845
" SP coordinates= ",.5,1,0
4
"1h-Y"," is a reference atom"
" Cartesian = ",0,0,0
" SP coordinates=",.5,.5,.5
"",4,1,"The shell structure as a cluster:","shell","No",1
" d of neighbors from the reference atom =",2.3916
" The number of neighbor atoms"," N=",4,"and"
" the number of shortest bonds formed by these atoms=",2
" and the shortest bond length=",2.88
" Neighbor atom:","2s-O"
" Cartesian = ",0,-1.9111,-1.4379
" SP coordinates= ",.5,0,.377
" Neighbor atom:","2s-O"
" Cartesian = ",0,-1.9111,1.4379
" SP coordinates= ",.5,0,.623
" Neighbor atom:","2s-O"
" Cartesian = ",0,1.9111,-1.4379
" SP coordinates= ",.5,1,.377
" Neighbor atom:","2s-O"
" Cartesian = ",0,1.9111,1.4379
" SP coordinates= ",.5,1,.623
"",4,2,"The shell structure as a cluster:","shell","No",2
" d of neighbors from the reference atom =",2.409
" The number of neighbor atoms"," N=",4,"and"
" the number of shortest bonds formed by these atoms=",2
" and the shortest bond length=",2.85
" Neighbor atom:","2r-O"
" Cartesian = ",-1.9414,0,-1.4262
" SP coordinates= ",0,.5,.378
" Neighbor atom:","2r-O"
" Cartesian = ",-1.9414,0,1.4262
" SP coordinates= ",0,.5,.622
" Neighbor atom:","2r-O"
" Cartesian = ",1.9414,0,-1.4262
" SP coordinates= ",1,.5,.378
" Neighbor atom:","2r-O"
" Cartesian = ",1.9414,0,1.4262
" SP coordinates= ",1,.5,.622
"",4,3,"The shell structure as a cluster:","shell","No",3
" d of neighbors from the reference atom =",3.2085
" The number of neighbor atoms"," N=",8,"and"
" the number of shortest bonds formed by these atoms=",4
" and the shortest bond length=",3.39
" Neighbor atom:","2q-Cu"
" Cartesian = ",-1.9414,-1.9111,-1.6951
" SP coordinates= ",0,0,.355
" Neighbor atom:","2q-Cu"
" Cartesian = ",-1.9414,-1.9111,1.695
" SP coordinates= ",0,0,.645
" Neighbor atom:","2q-Cu"
" Cartesian = ",-1.9414,1.9111,-1.6951
" SP coordinates= ",0,1,.355
" Neighbor atom:","2q-Cu"
" Cartesian = ",-1.9414,1.9111,1.695
" SP coordinates= ",0,1,.645
" Neighbor atom:","2q-Cu"
" Cartesian = ",1.9414,-1.9111,-1.6951
" SP coordinates= ",1,0,.355
" Neighbor atom:","2q-Cu"
" Cartesian = ",1.9414,-1.9111,1.695
" SP coordinates= ",1,0,.645
" Neighbor atom:","2q-Cu"
" Cartesian = ",1.9414,1.9111,-1.6951
" SP coordinates= ",1,1,.355
" Neighbor atom:","2q-Cu"
" Cartesian = ",1.9414,1.9111,1.695
" SP coordinates= ",1,1,.645
5
"2q-Cu"," is a reference atom"
" Cartesian = ",-1.9414,-1.9111,-1.6951
" SP coordinates=",0,0,.355
"",5,1,"The shell structure as a cluster:","shell","No",1
" d of neighbors from the reference atom =",1.9299
" The number of neighbor atoms"," N=",2,"and"
" the number of shortest bonds formed by these atoms=",1
" and the shortest bond length=",3.82
" Neighbor atom:","2r-O"
" Cartesian = ",-1.9414,-3.8223,-1.4262
" SP coordinates= ",0,-.5,.378
" Neighbor atom:","2r-O"
" Cartesian = ",-1.9414,0,-1.4262
" SP coordinates= ",0,.5,.378
"",5,2,"The shell structure as a cluster:","shell","No",2
" d of neighbors from the reference atom =",1.9584
" The number of neighbor atoms"," N=",2,"and"
" the number of shortest bonds formed by these atoms=",1
" and the shortest bond length=",3.88
" Neighbor atom:","2s-O"
" Cartesian = ",-3.8829,-1.9111,-1.4379
" SP coordinates= ",-.5,0,.377
" Neighbor atom:","2s-O"
" Cartesian = ",0,-1.9111,-1.4379
" SP coordinates= ",.5,0,.377
"",5,3,"The shell structure as a cluster:","shell","No",3
" d of neighbors from the reference atom =",2.3029
" The number of neighbor atoms"," N=",1,"and"
" the number of shortest bonds formed by these atoms=",0
" and the shortest bond length=",0
" Neighbor atom:","2q-O"
" Cartesian = ",-1.9414,-1.9111,-3.998
" SP coordinates= ",0,0,.158
6
"2q-O"," is a reference atom"
" Cartesian = ",-1.9414,-1.9111,-3.998
" SP coordinates=",0,0,.158
"",6,1,"The shell structure as a cluster:","shell","No",1
" d of neighbors from the reference atom =",1.847
" The number of neighbor atoms"," N=",1,"and"
" the number of shortest bonds formed by these atoms=",0
" and the shortest bond length=",0
" Neighbor atom:","
" Cartesian = ",-1.9414,-1.9111,-5.845
" SP coordinates= ",0,0,0
"",6,2,"The shell structure as a cluster:","shell","No",2
" d of neighbors from the reference atom =",2.3029
" The number of neighbor atoms"," N=",1,"and"
" the number of shortest bonds formed by these atoms=",0
" and the shortest bond length=",0
" Neighbor atom:","2q-Cu"
" Cartesian = ",-1.9414,-1.9111,-1.6951
" SP coordinates= ",0,0,.355
7
"2r-O"," is a reference atom"
" Cartesian = ",-1.9414,0,-1.4262
" SP coordinates=",0,.5,.378
"",7,1,"The shell structure as a cluster:","shell","No",1
" d of neighbors from the reference atom =",1.9299
" The number of neighbor atoms"," N=",2,"and"
" the number of shortest bonds formed by these atoms=",1
" and the shortest bond length=",3.82
" Neighbor atom:","2q-Cu"
" Cartesian = ",-1.9414,-1.9111,-1.6951
" SP coordinates= ",0,0,.355
" Neighbor atom:","2q-Cu"
" Cartesian = ",-1.9414,1.9111,-1.6951
" SP coordinates= ",0,1,.355
"",7,2,"The shell structure as a cluster:","shell","No",2
" d of neighbors from the reference atom =",2.409
" The number of neighbor atoms"," N=",2,"and"
" the number of shortest bonds formed by these atoms=",1
" and the shortest bond length=",3.88
" Neighbor atom:","1h-Y"
" Cartesian = ",-3.8829,0,0
" SP coordinates= ",-.5,.5,.5
" Neighbor atom:","1h-Y"
" Cartesian = ",0,0,0
" SP coordinates= ",.5,.5,.5
"",7,3,"The shell structure as a cluster:","shell","No",3
" d of neighbors from the reference atom =",2.7242
" The number of neighbor atoms"," N=",4,"and"
" the number of shortest bonds formed by these atoms=",2
" and the shortest bond length=",3.82
" Neighbor atom:","2s-O"
" Cartesian = ",-3.8829,-1.9111,-1.4379
" SP coordinates= ",-.5,0,.377
" Neighbor atom:","2s-O"
" Cartesian = ",-3.8829,1.9111,-1.4379
" SP coordinates= ",-.5,1,.377
" Neighbor atom:","2s-O"
" Cartesian = ",0,-1.9111,-1.4379
" SP coordinates= ",.5,0,.377
" Neighbor atom:","2s-O"
" Cartesian = ",0,1.9111,-1.4379
" SP coordinates= ",.5,1,.377
8
"2s-O"," is a reference atom"
" Cartesian = ",0,-1.9111,-1.4379
" SP coordinates=",.5,0,.377
"",8,1,"The shell structure as a cluster:","shell","No",1
" d of neighbors from the reference atom =",1.9584
" The number of neighbor atoms"," N=",2,"and"
" the number of shortest bonds formed by these atoms=",1
" and the shortest bond length=",3.88
" Neighbor atom:","2q-Cu"
" Cartesian = ",-1.9414,-1.9111,-1.6951
" SP coordinates= ",0,0,.355
" Neighbor atom:","2q-Cu"
" Cartesian = ",1.9414,-1.9111,-1.6951
" SP coordinates= ",1,0,.355
"",8,2,"The shell structure as a cluster:","shell","No",2
" d of neighbors from the reference atom =",2.3916
" The number of neighbor atoms"," N=",2,"and"
" the number of shortest bonds formed by these atoms=",1
" and the shortest bond length=",3.82
" Neighbor atom:","1h-Y"
" Cartesian = ",0,-3.8223,0
" SP coordinates= ",.5,-.5,.5
" Neighbor atom:","1h-Y"
" Cartesian = ",0,0,0
" SP coordinates= ",.5,.5,.5
"",8,3,"The shell structure as a cluster:","shell","No",3
" d of neighbors from the reference atom =",2.7242
" The number of neighbor atoms"," N=",4,"and"
" the number of shortest bonds formed by these atoms=",2
" and the shortest bond length=",3.82
" Neighbor atom:","2r-O"
" Cartesian = ",-1.9414,-3.8223,-1.4262
" SP coordinates= ",0,-.5,.378
" Neighbor atom:","2r-O"
" Cartesian = ",-1.9414,0,-1.4262
" SP coordinates= ",0,.5,.378
" Neighbor atom:","2r-O"
" Cartesian = ",1.9414,-3.8223,-1.4262
" SP coordinates= ",1,-.5,.378
" Neighbor atom:","2r-O"
" Cartesian = ",1.9414,0,-1.4262
" SP coordinates= ",1,.5,.378
9
"2t-Ba"," is a reference atom"
" Cartesian = ",0,0,-3.6707
" SP coordinates=",.5,.5,.186
"",9,1,"The shell structure as a cluster:","shell","No",1
" d of neighbors from the reference atom =",2.7438
" The number of neighbor atoms"," N=",4,"and"
" the number of shortest bonds formed by these atoms=",2
" and the shortest bond length=",3.82
" Neighbor atom:","2q-O"
" Cartesian = ",-1.9414,-1.9111,-3.998
" SP coordinates= ",0,0,.158
" Neighbor atom:","2q-O"
" Cartesian = ",-1.9414,1.9111,-3.998
" SP coordinates= ",0,1,.158
" Neighbor atom:","2q-O"
" Cartesian = ",1.9414,-1.9111,-3.998
" SP coordinates= ",1,0,.158
" Neighbor atom:","2q-O"
" Cartesian = ",1.9414,1.9111,-3.998
" SP coordinates= ",1,1,.158
"",9,2,"The shell structure as a cluster:","shell","No",2
" d of neighbors from the reference atom =",2.8948
" The number of neighbor atoms"," N=",2,"and"
" the number of shortest bonds formed by these atoms=",1
" and the shortest bond length=",3.82
" Neighbor atom:","1b-O"
" Cartesian = ",0,-1.9111,-5.845
" SP coordinates= ",.5,0,0
" Neighbor atom:","1b-O"
" Cartesian = ",0,1.9111,-5.845
" SP coordinates= ",.5,1,0
"",9,3,"The shell structure as a cluster:","shell","No",3
" d of neighbors from the reference atom =",2.9149
" The number of neighbor atoms"," N=",2,"and"
" the number of shortest bonds formed by these atoms=",1
" and the shortest bond length=",3.88
" Neighbor atom:","1e-O"
" Cartesian = ",-1.9414,0,-5.845
" SP coordinates= ",0,.5,0
" Neighbor atom:","1e-O"
" Cartesian = ",1.9414,0,-5.845
" SP coordinates= ",1,.5,0
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