Chemistry Reference
In-Depth Information
Fig. 13 (a-c) From decahedron to Ino's decahedron to Marks' decahedron; (d)
side view
of a
49-atom Marks' decahedron with (m, n, p)
¼
(2, 1, 2); (e)
C
5
-axis tilted view of a 49-atom Marks'
decahedron with numbers indicating the number of atoms in a column
Fig. 14 Total structure of Au
102
(SPh-
p
-COOH)
44
. The carbon tails (-Ph-
p
-COOH) are omitted
for clarity: (a-c) construction of Au
79
kernel from Au
49
Marks' decahedron by face capping;
(b)
top view
and
side view
of Au
102
(SR)
44
. Color labels:
yellow ¼
sulfur,
other colors ¼
gold
form an umbrella-like structure to cover the top or bottom of the Marks' decahedron
(Fig.
14b
). It has a pentagon as the central part of the cap (Fig.
14b
), five triangles
and five squares which surround the pentagon. The two 15-atom caps are actually
part of a rhombicosidodecahedron [
92
].
