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Single-Molecule Conductance Studies of Organometallic Complexes Bearing 3-Thienyl Contacting Groups

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Single-Molecule Conductance Studies of Organometallic Complexes Bearing 3-Thienyl Contacting Groups. / Bock, Soren; Al-Owaedi, Oday A.; Eaves, Samantha G. et al.
In: Chemistry - A European Journal, Vol. 23, No. 9, 02.2017, p. 2133-2143.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

Harvard

Bock, S, Al-Owaedi, OA, Eaves, SG, Milan, DC, Lemmer, M, Skelton, BW, Osorio, HM, Nichols, RJ, Higgins, SJ, Cea, P, Long, NJ, Albrecht, T, Martin, S, Lambert, CJ & Low, PJ 2017, 'Single-Molecule Conductance Studies of Organometallic Complexes Bearing 3-Thienyl Contacting Groups', Chemistry - A European Journal, vol. 23, no. 9, pp. 2133-2143. https://doi.org/10.1002/chem.201604565

APA

Bock, S., Al-Owaedi, O. A., Eaves, S. G., Milan, D. C., Lemmer, M., Skelton, B. W., Osorio, H. M., Nichols, R. J., Higgins, S. J., Cea, P., Long, N. J., Albrecht, T., Martin, S., Lambert, C. J., & Low, P. J. (2017). Single-Molecule Conductance Studies of Organometallic Complexes Bearing 3-Thienyl Contacting Groups. Chemistry - A European Journal, 23(9), 2133-2143. https://doi.org/10.1002/chem.201604565

Vancouver

Bock S, Al-Owaedi OA, Eaves SG, Milan DC, Lemmer M, Skelton BW et al. Single-Molecule Conductance Studies of Organometallic Complexes Bearing 3-Thienyl Contacting Groups. Chemistry - A European Journal. 2017 Feb;23(9):2133-2143. Epub 2017 Jan 16. doi: 10.1002/chem.201604565

Author

Bock, Soren ; Al-Owaedi, Oday A. ; Eaves, Samantha G. et al. / Single-Molecule Conductance Studies of Organometallic Complexes Bearing 3-Thienyl Contacting Groups. In: Chemistry - A European Journal. 2017 ; Vol. 23, No. 9. pp. 2133-2143.

Bibtex

@article{06c17f978706401c979b1f6261cce5ef,
title = "Single-Molecule Conductance Studies of Organometallic Complexes Bearing 3-Thienyl Contacting Groups",
abstract = "The compounds and complexes 1,4-C6H4(C Ccyclo-3-C4H3S)(2) (2), trans-[Pt(C C-cyclo-3-C4H3S)(2)(PEt3)(2)] (3), trans- Ru(C C-cyclo-3-C4H3S)(2)(dppe)(2)] (4) dppe = 1,2-bis(diphenylphosphino) ethane) and trans-[Ru(C C-cyclo-3C(4)H(3)S) (2){P(OEt)(3)}(4)] (5) featuring the 3-thienyl moiety as a surface contacting group for gold electrodes have been prepared, crystallographically characterised in the case of 3-5 and studied in metal | molecule | metal junctions by using both scanning tunnelling microscope break-junction (STM-BJ) and STM-I(s) methods (measuring the tunnelling current (I) as a function of distance (s)). The compounds exhibit similar conductance profiles, with a low conductance feature being more readily identified by STM-I(s) methods, and a higher feature by the STM-BJ method. The lower conductance feature was further characterised by analysis using an unsupervised, automated multi-parameter vector classification (MPVC) of the conductance traces. The combination of similarly structured HOMOs and non-resonant tunnelling mechanism accounts for the remarkably similar conductance values across the chemically distinct members of the family 2-5.",
keywords = "contacting group, density functional calculation, organometallic chemistry, scanning tunneling microscopy, single-molecule conductors, EFFECTIVE CORE POTENTIALS, ELECTRON-TRANSPORT, CHARGE-TRANSPORT, METAL-COMPLEXES, RUTHENIUM(II) COMPLEXES, QUANTUM INTERFERENCE, LENGTH DEPENDENCE, ANCHORING GROUPS, LEVEL ALIGNMENT, JUNCTIONS",
author = "Soren Bock and Al-Owaedi, {Oday A.} and Eaves, {Samantha G.} and Milan, {David C.} and Mario Lemmer and Skelton, {Brian W.} and Osorio, {Henrry M.} and Nichols, {Richard J.} and Higgins, {Simon J.} and Pilar Cea and Long, {Nicholas J.} and Tim Albrecht and Santiago Martin and Lambert, {Colin J.} and Low, {Paul J.}",
year = "2017",
month = feb,
doi = "10.1002/chem.201604565",
language = "English",
volume = "23",
pages = "2133--2143",
journal = "Chemistry - A European Journal",
issn = "0947-6539",
publisher = "Wiley-VCH Verlag",
number = "9",

}

RIS

TY - JOUR

T1 - Single-Molecule Conductance Studies of Organometallic Complexes Bearing 3-Thienyl Contacting Groups

AU - Bock, Soren

AU - Al-Owaedi, Oday A.

AU - Eaves, Samantha G.

AU - Milan, David C.

AU - Lemmer, Mario

AU - Skelton, Brian W.

AU - Osorio, Henrry M.

AU - Nichols, Richard J.

AU - Higgins, Simon J.

AU - Cea, Pilar

AU - Long, Nicholas J.

AU - Albrecht, Tim

AU - Martin, Santiago

AU - Lambert, Colin J.

AU - Low, Paul J.

PY - 2017/2

Y1 - 2017/2

N2 - The compounds and complexes 1,4-C6H4(C Ccyclo-3-C4H3S)(2) (2), trans-[Pt(C C-cyclo-3-C4H3S)(2)(PEt3)(2)] (3), trans- Ru(C C-cyclo-3-C4H3S)(2)(dppe)(2)] (4) dppe = 1,2-bis(diphenylphosphino) ethane) and trans-[Ru(C C-cyclo-3C(4)H(3)S) (2){P(OEt)(3)}(4)] (5) featuring the 3-thienyl moiety as a surface contacting group for gold electrodes have been prepared, crystallographically characterised in the case of 3-5 and studied in metal | molecule | metal junctions by using both scanning tunnelling microscope break-junction (STM-BJ) and STM-I(s) methods (measuring the tunnelling current (I) as a function of distance (s)). The compounds exhibit similar conductance profiles, with a low conductance feature being more readily identified by STM-I(s) methods, and a higher feature by the STM-BJ method. The lower conductance feature was further characterised by analysis using an unsupervised, automated multi-parameter vector classification (MPVC) of the conductance traces. The combination of similarly structured HOMOs and non-resonant tunnelling mechanism accounts for the remarkably similar conductance values across the chemically distinct members of the family 2-5.

AB - The compounds and complexes 1,4-C6H4(C Ccyclo-3-C4H3S)(2) (2), trans-[Pt(C C-cyclo-3-C4H3S)(2)(PEt3)(2)] (3), trans- Ru(C C-cyclo-3-C4H3S)(2)(dppe)(2)] (4) dppe = 1,2-bis(diphenylphosphino) ethane) and trans-[Ru(C C-cyclo-3C(4)H(3)S) (2){P(OEt)(3)}(4)] (5) featuring the 3-thienyl moiety as a surface contacting group for gold electrodes have been prepared, crystallographically characterised in the case of 3-5 and studied in metal | molecule | metal junctions by using both scanning tunnelling microscope break-junction (STM-BJ) and STM-I(s) methods (measuring the tunnelling current (I) as a function of distance (s)). The compounds exhibit similar conductance profiles, with a low conductance feature being more readily identified by STM-I(s) methods, and a higher feature by the STM-BJ method. The lower conductance feature was further characterised by analysis using an unsupervised, automated multi-parameter vector classification (MPVC) of the conductance traces. The combination of similarly structured HOMOs and non-resonant tunnelling mechanism accounts for the remarkably similar conductance values across the chemically distinct members of the family 2-5.

KW - contacting group

KW - density functional calculation

KW - organometallic chemistry

KW - scanning tunneling microscopy

KW - single-molecule conductors

KW - EFFECTIVE CORE POTENTIALS

KW - ELECTRON-TRANSPORT

KW - CHARGE-TRANSPORT

KW - METAL-COMPLEXES

KW - RUTHENIUM(II) COMPLEXES

KW - QUANTUM INTERFERENCE

KW - LENGTH DEPENDENCE

KW - ANCHORING GROUPS

KW - LEVEL ALIGNMENT

KW - JUNCTIONS

U2 - 10.1002/chem.201604565

DO - 10.1002/chem.201604565

M3 - Journal article

VL - 23

SP - 2133

EP - 2143

JO - Chemistry - A European Journal

JF - Chemistry - A European Journal

SN - 0947-6539

IS - 9

ER -