graphene;
nanocomposites;
mechanical properties;
bending modulus;
atomic force microscopy;
density functional theory;
D O I:
10.1021/nn800457s
中图分类号:
O6 [化学];
学科分类号:
0703 ;
摘要:
We probe the bending characteristics of functionalized graphene sheets with the tip of an atomic force microscope. Individual sheets are transformed from a flat into a folded configuration. Sheets can be reversibly folded and unfolded multiple times, and the folding always occurs at the same location. This observation suggests that the folding and bending behavior of the sheets is dominated by pre-existing kink (or even fault) lines consisting of defects and/or functional groups.
机构:
UNIV CALIF BERKELEY, LAWRENCE BERKELEY LAB,DIV MAT SCI, BERKELEY, CA 94720 USAUNIV CALIF BERKELEY, LAWRENCE BERKELEY LAB,DIV MAT SCI, BERKELEY, CA 94720 USA
CHOPRA, NG
;
BENEDICT, LX
论文数: 0引用数: 0
h-index: 0
机构:
UNIV CALIF BERKELEY, LAWRENCE BERKELEY LAB,DIV MAT SCI, BERKELEY, CA 94720 USAUNIV CALIF BERKELEY, LAWRENCE BERKELEY LAB,DIV MAT SCI, BERKELEY, CA 94720 USA
BENEDICT, LX
;
CRESPI, VH
论文数: 0引用数: 0
h-index: 0
机构:
UNIV CALIF BERKELEY, LAWRENCE BERKELEY LAB,DIV MAT SCI, BERKELEY, CA 94720 USAUNIV CALIF BERKELEY, LAWRENCE BERKELEY LAB,DIV MAT SCI, BERKELEY, CA 94720 USA
CRESPI, VH
;
COHEN, ML
论文数: 0引用数: 0
h-index: 0
机构:
UNIV CALIF BERKELEY, LAWRENCE BERKELEY LAB,DIV MAT SCI, BERKELEY, CA 94720 USAUNIV CALIF BERKELEY, LAWRENCE BERKELEY LAB,DIV MAT SCI, BERKELEY, CA 94720 USA
COHEN, ML
;
LOUIE, SG
论文数: 0引用数: 0
h-index: 0
机构:
UNIV CALIF BERKELEY, LAWRENCE BERKELEY LAB,DIV MAT SCI, BERKELEY, CA 94720 USAUNIV CALIF BERKELEY, LAWRENCE BERKELEY LAB,DIV MAT SCI, BERKELEY, CA 94720 USA
LOUIE, SG
;
ZETTL, A
论文数: 0引用数: 0
h-index: 0
机构:
UNIV CALIF BERKELEY, LAWRENCE BERKELEY LAB,DIV MAT SCI, BERKELEY, CA 94720 USAUNIV CALIF BERKELEY, LAWRENCE BERKELEY LAB,DIV MAT SCI, BERKELEY, CA 94720 USA
机构:
UNIV CALIF BERKELEY, LAWRENCE BERKELEY LAB,DIV MAT SCI, BERKELEY, CA 94720 USAUNIV CALIF BERKELEY, LAWRENCE BERKELEY LAB,DIV MAT SCI, BERKELEY, CA 94720 USA
CHOPRA, NG
;
BENEDICT, LX
论文数: 0引用数: 0
h-index: 0
机构:
UNIV CALIF BERKELEY, LAWRENCE BERKELEY LAB,DIV MAT SCI, BERKELEY, CA 94720 USAUNIV CALIF BERKELEY, LAWRENCE BERKELEY LAB,DIV MAT SCI, BERKELEY, CA 94720 USA
BENEDICT, LX
;
CRESPI, VH
论文数: 0引用数: 0
h-index: 0
机构:
UNIV CALIF BERKELEY, LAWRENCE BERKELEY LAB,DIV MAT SCI, BERKELEY, CA 94720 USAUNIV CALIF BERKELEY, LAWRENCE BERKELEY LAB,DIV MAT SCI, BERKELEY, CA 94720 USA
CRESPI, VH
;
COHEN, ML
论文数: 0引用数: 0
h-index: 0
机构:
UNIV CALIF BERKELEY, LAWRENCE BERKELEY LAB,DIV MAT SCI, BERKELEY, CA 94720 USAUNIV CALIF BERKELEY, LAWRENCE BERKELEY LAB,DIV MAT SCI, BERKELEY, CA 94720 USA
COHEN, ML
;
LOUIE, SG
论文数: 0引用数: 0
h-index: 0
机构:
UNIV CALIF BERKELEY, LAWRENCE BERKELEY LAB,DIV MAT SCI, BERKELEY, CA 94720 USAUNIV CALIF BERKELEY, LAWRENCE BERKELEY LAB,DIV MAT SCI, BERKELEY, CA 94720 USA
LOUIE, SG
;
ZETTL, A
论文数: 0引用数: 0
h-index: 0
机构:
UNIV CALIF BERKELEY, LAWRENCE BERKELEY LAB,DIV MAT SCI, BERKELEY, CA 94720 USAUNIV CALIF BERKELEY, LAWRENCE BERKELEY LAB,DIV MAT SCI, BERKELEY, CA 94720 USA