Nanoscience and Nanotechnology Group
http://nanoscience.engr.wisc.edu
Xudong Wang Assistant Professor
Department of Materials Science and Engineering
University of Wisconsin-Madison Email: [email protected]
The Tenth US-Korea Forum
Oct. 16, 2013
Nanoscience and Nanotechnology Group
2 μm
Nanotechnology, 22, 225602 (2011)
Nanoscience and Nanotechnology Group
0 100
1 10-6
2 10-6
3 10-6
4 10-6
5 10-6
0 5 10 15
Dra
in C
urre
nt (A
)
Drain Voltage (V)
Vg=0V-20V, 5V stepMobility=0.41cm2/ V sW/L=40um/4um
5 V
10 V
15 V
20 V
10-11
10-10
10-9
10-8
10-7
10-6
10-5
0
0.0005
0.001
0.002
0.002
0.003
-10 0 10 20 30
Dra
in C
urre
nt (A
)
SQR
T Drain C
urrent (A)
Gate Voltage (V)
SS=0.82V/decVth=-1.0Von/off ratio=2.8*105
ACS Nano, 6, 2602 (2012)
Nanoscience and Nanotechnology Group
50 μm
(b) Diffusion-limited (a) Reaction-limited Growth (c) Completion of Phase transformation
ACS Nano, 7, 6007 (2013)
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