Nerve agents detection using a Cu2+/L-cysteine bilayer-coated microcantilever

被引:144
作者
Yang, YM
Ji, HF [1 ]
Thundat, T
机构
[1] Louisiana Tech Univ, Dept Chem, Inst Micromfg, Ruston, LA 71272 USA
[2] Oak Ridge Natl Lab, Div Life Sci, Oak Ridge, TN 37831 USA
关键词
D O I
10.1021/ja028181n
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A Cu2+ / L-cysteine bilayer-coated microcantilver undergoes bending upon exposure to dimethyl methyl phosphonate at concentration as low as 10-15 M due to the complexation of a phosphonyl group with the Cu2+ /L-cysteine bilayer on the microcantilever surface. Copyright © 2003 American Chemical Society.
引用
收藏
页码:1124 / 1125
页数:2
相关论文
共 17 条
  • [1] [Anonymous], UNPUB
  • [2] A sensitive method to measure changes in the surface stress of solids
    Butt, HJ
    [J]. JOURNAL OF COLLOID AND INTERFACE SCIENCE, 1996, 180 (01) : 251 - 260
  • [3] A NONDESTRUCTIVE METHOD FOR DETERMINING THE SPRING CONSTANT OF CANTILEVERS FOR SCANNING FORCE MICROSCOPY
    CLEVELAND, JP
    MANNE, S
    BOCEK, D
    HANSMA, PK
    [J]. REVIEW OF SCIENTIFIC INSTRUMENTS, 1993, 64 (02) : 403 - 405
  • [4] INDIRECT DETERMINATION OF THE PESTICIDE DIMETHOXYDITHIOPHOSPHATE IN AN FIA-AAS SYSTEM WITH LIQUID LIQUID BACK-EXTRACTION
    DEBLAS, OJ
    DEPAZ, JLP
    MENDEZ, JH
    [J]. TALANTA, 1991, 38 (08) : 857 - 861
  • [5] OBSERVATION OF A CHEMICAL-REACTION USING A MICROMECHANICAL SENSOR
    GIMZEWSKI, JK
    GERBER, C
    MEYER, E
    SCHLITTLER, RR
    [J]. CHEMICAL PHYSICS LETTERS, 1994, 217 (5-6) : 589 - 594
  • [6] GUIBAULT GG, 1981, ANAL CHEM, V53, P2057
  • [7] DETECTION OF ORGANO-PHOSPHORUS COMPOUNDS WITH A COATED PIEZOELECTRIC CRYSTAL
    GUILBAULT, GG
    KRISTOFF, J
    OWEN, D
    [J]. ANALYTICAL CHEMISTRY, 1985, 57 (08) : 1754 - 1756
  • [8] Cantilever-based optical deflection assay for discrimination of DNA single-nucleotide mismatches
    Hansen, KM
    Ji, HF
    Wu, GH
    Datar, R
    Cote, R
    Majumdar, A
    Thundat, T
    [J]. ANALYTICAL CHEMISTRY, 2001, 73 (07) : 1567 - 1571
  • [9] A novel self-assembled monolayer (SAM) coated microcantilever for low level caesium detection
    Ji, HF
    Finot, E
    Dabestani, R
    Thundat, T
    Brown, GM
    Britt, PF
    [J]. CHEMICAL COMMUNICATIONS, 2000, (06) : 457 - 458
  • [10] In situ detection of calcium ions with chemically modified microcantilevers
    Ji, HF
    Thundat, T
    [J]. BIOSENSORS & BIOELECTRONICS, 2002, 17 (04) : 337 - 343