Carotene as a molecular wire: Conducting atomic force microscopy

被引:207
作者
Leatherman, G
Durantini, EN
Gust, D
Moore, TA
Moore, AL
Stone, S
Zhou, Z
Rez, P
Liu, YZ
Lindsay, SM [1 ]
机构
[1] Arizona State Univ, Dept Phys & Astron, Tempe, AZ 85287 USA
[2] Arizona State Univ, Dept Biochem & Chem, Tempe, AZ 85287 USA
来源
JOURNAL OF PHYSICAL CHEMISTRY B | 1999年 / 103卷 / 20期
关键词
D O I
10.1021/jp9831278
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
A conducting atomic force microscope was used to measure the electrical properties of carotenoid molecules attached to a gold electrode. The thiolated carotene molecules were embedded in insulating n-alkanethiol self-assembled monolayers. At a contact force of a few nanoNewtons, a carotenoid molecule behaves ohmically with a resistance of approximately 4.2 +/- 0.7 G Ohm; over a million times more conductive than an alkane chain of similar length. Modes of electron transport are discussed.
引用
收藏
页码:4006 / 4010
页数:5
相关论文
共 27 条
  • [1] COMBINED SCANNING TUNNELING AND FORCE MICROSCOPY
    ANSELMETTI, D
    BARATOFF, A
    GUNTHERODT, HJ
    GERBER, C
    MICHEL, B
    ROHRER, H
    [J]. JOURNAL OF VACUUM SCIENCE & TECHNOLOGY B, 1994, 12 (03): : 1677 - 1680
  • [2] ELECTRON DELOCALIZATION IN POLYENE-BRIDGED BINUCLEAR COMPLEXES
    BENNISTON, AC
    GOULLE, V
    HARRIMAN, A
    LEHN, JM
    MARCZINKE, B
    [J]. JOURNAL OF PHYSICAL CHEMISTRY, 1994, 98 (32) : 7798 - 7804
  • [3] Single-electron transport in ropes of carbon nanotubes
    Bockrath, M
    Cobden, DH
    McEuen, PL
    Chopra, NG
    Zettl, A
    Thess, A
    Smalley, RE
    [J]. SCIENCE, 1997, 275 (5308) : 1922 - 1925
  • [4] Are single molecular wires conducting?
    Bumm, LA
    Arnold, JJ
    Cygan, MT
    Dunbar, TD
    Burgin, TP
    Jones, L
    Allara, DL
    Tour, JM
    Weiss, PS
    [J]. SCIENCE, 1996, 271 (5256) : 1705 - 1707
  • [5] DISTANCE DEPENDENCE OF THE LOW-TEMPERATURE ELECTRON-TRANSFER KINETICS OF (FERROCENYLCARBOXY)-TERMINATED ALKANETHIOL MONOLAYERS
    CARTER, MT
    ROWE, GK
    RICHARDSON, JN
    TENDER, LM
    TERRILL, RH
    MURRAY, RW
    [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1995, 117 (10) : 2896 - 2899
  • [6] Nanotube nanodevice
    Collins, PG
    Zettl, A
    Bando, H
    Thess, A
    Smalley, RE
    [J]. SCIENCE, 1997, 278 (5335) : 100 - 103
  • [7] Current-voltage characteristics of self-assembled monolayers by scanning tunneling microscopy
    Datta, S
    Tian, WD
    Hong, SH
    Reifenberger, R
    Henderson, JI
    Kubiak, CP
    [J]. PHYSICAL REVIEW LETTERS, 1997, 79 (13) : 2530 - 2533
  • [8] COMPARATIVE SCANNING PROBE MICROSCOPY STUDY OF THE SURFACE-MORPHOLOGY OF AU FILMS GROWN FROM THE VAPOR ONTO GLASS, FUSED-SILICA, AND MUSCOVITE MICA
    DEROSE, JA
    LAMPNER, DB
    LINDSAY, SM
    TAO, NJ
    [J]. JOURNAL OF VACUUM SCIENCE & TECHNOLOGY A-VACUUM SURFACES AND FILMS, 1993, 11 (04): : 776 - 780
  • [9] ELECTRONIC AND MECHANICAL CHARACTERIZATION OF SELF-ASSEMBLED ALKANETHIOL MONOLAYERS BY SCANNING-TUNNELING-MICROSCOPY COMBINED WITH INTERACTION-FORCE-GRADIENT SENSING
    DURIG, U
    ZUGER, O
    MICHEL, B
    HAUSSLING, L
    RINGSDORF, H
    [J]. PHYSICAL REVIEW B, 1993, 48 (03): : 1711 - 1717
  • [10] ELECTROCHEMICAL DETECTION OF SINGLE MOLECULES
    FAN, FRF
    BARD, AJ
    [J]. SCIENCE, 1995, 267 (5199) : 871 - 874