單原子針的製備與應用 - 中研院物理研究所

single-atom tip
c o h e r e n c e
liquid metal ion source
gas field ion source
s p h e r i-
cal aberration
chromatic aberration
111
700
f a c e t i n g1
2
3
94
18

a~
d
e~g
4
a~
e
g~i
f
111 )
( a ) < 111 >
( b )
( c )
( d ( e
( f )
( g )
field ion microscope
field emission microscope
field emission
1 nA 100
700
( a )
( b )
( c )
( d )( e )
( f )
700
( g )( i )
( i )
19
94

( a )( c )
( a
( b )
( c )
( d )( f )
( a )( d ) ( d )
( e (f)
( a )
( b )
k e V
10 13 A / m 2 sr
2
~ 10 12 A / m 2 s r
6 . 6
( c )
(d)
( e )( h )
( e )
( f )
5 . 6( g )
(h)
5
Nano Letters 4.12 (2004): 2379-2382
1. Song, K. J.; Dong, C. Z.; Madey, T. E.; L a n g m u i r7, 3019-3026 (1991).
2. Fu, T. Y.; Cheng, L. C.; Nien, C. H.; Tsong, T. T.; Phys. Rev. B, 64,
113401 (2001).
3. Kuo, H. S.; Hwang, I. S.; Fu, T. Y.; Wu, J. I.; Chang, C. C.; Tsong, T. T. ;
Nano Lett. 4, 2379-2382 (2004).
4 .Tsong, T. T. in “A t o m - P robe Field Ion Micro s c o p y”, Cambridge, 1990.
5 .Hwang, I. S.; Kuo, H. S.; Tsong, T. T.; Fu, T. Y.; “Single-Atom Tip and
70
Preparation Method Thereof”,
G 02 A - 930908 .
94
20