Chemical Physics at Interfaces

ORAL · MAR-Q68 · ID: 3088028

Presentations

  • Temperature-Dependent Inelastic Scanning Tunneling Spectroscopy and Population of Two Levels in a Double-well Potential of a Single Molecule

    ORAL

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    Publication: [1] B. C. Stipe, M. A. Rezaei, and W. Ho, Single-Molecule Vibrational Spectroscopy and Microscopy, Science 280, 1732 (1998).
    [2] J. Gaudioso, L. J. Lauhon, and W. Ho, Vibrationally Mediated Negative Differential Resistance in a Single Molecule, Phys. Rev. Lett. 85, 1918 (2000).
    [3] J. Yao, Y. Park, W. Shi, S. Chen, and W. Ho, Origin of photoinduced DC current and two-level population dynamics in a single molecule, Sci. Adv. 10, eadk9211 (2024).

    Presenters

    • Wenlu Shi

      University of California, Irvine

    Authors

    • Wenlu Shi

      University of California, Irvine

    • Jiawei Zeng

      Univerisity of California, Irvine, University of California, Irvine

    • Wilson Ho

      University of California, Irvine

    View abstract →

  • Exploring Electrochemical Double Layer Formation and Dynamics with Surface Plasmon Resonance Grating Structures

    ORAL

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    Publication: 1. Montenegro, A., et al., Field-Dependent Orientation and Free Energy of D2O at an Electrode Surface Observed via SFG Spectroscopy. The Journal of Physical Chemistry C, 2022. 126(49): p. 20831-20839.
    2. Montenegro, A., et al., Asymmetric response of interfacial water to applied electric fields. Nature, 2021. 594(7861): p. 62-65.
    3. Chu, B., S. Roke, and A. Marchioro, Does the ionic distribution in the electrical double layer modify second harmonic scattering? The Journal of Chemical Physics, 2024. 160(19).
    4. Bian, H.-t., et al., Increased interfacial thickness of the NaF, NaCl and NaBr salt aqueous solutions probed with non-resonant surface second harmonic generation (SHG). Physical Chemistry Chemical Physics, 2008. 10(32): p. 4920-4931.
    5. Boamah, M.D., et al., Relative permittivity in the electrical double layer from nonlinear optics. The Journal of Chemical Physics, 2018. 148(22).
    6. Tuoriniemi, J., B. Moreira, and G. Safina, Determining number concentrations and diameters of polystyrene particles by measuring the effective refractive index of colloids using surface plasmon resonance. Langmuir, 2016. 32(41): p. 10632-10640.
    7. Neff, H., et al., A modulated infrared-ATR spectroscopic study of water in the electric double layer. Journal of Electroanalytical Chemistry and Interfacial Electrochemistry, 1983. 150(1-2): p. 513-519.
    8. Osawa, M., et al., Structure of water at the electrified platinum− water interface: a study by surface-enhanced infrared absorption spectroscopy. The Journal of Physical Chemistry C, 2008. 112(11): p. 4248-4256.
    9. Pennathur, A.K., et al., Controlling water delivery to an electrochemical interface with surfactants. Journal of the American Chemical Society, 2023. 145(4): p. 2421-2429.

    Presenters

    • EHSAN SHAMSI

      University of Southern California

    Authors

    • EHSAN SHAMSI

      University of Southern California

    • Yu Yun Wang

      University of Southern California

    • Ruoxi Li

      University of Southern California

    • Mehedi Hasan Himel

      University of Southern California

    • Stephen Cronin

      University of Southern California

    View abstract →

  • Supramolecular Tunnelling Junctions with Robust High Rectification Based on Assembly Effects

    ORAL

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    Publication: DOI: 10.1039/D4NR01514B (Paper) Nanoscale, 2024, 16, 19683-19691

    Presenters

    • Romena Akter

      University of Central Florida

    Authors

    • Romena Akter

      University of Central Florida

    • Max Roemer

      The University of Sydney, School of Chemistry, Sydney, NSW 2109, Australia

    • Xiaoping Chen

      . Department of Chemistry, National University of Singapore, 3 Science Drive 3, Singapore 117543, Singapore

    • Yuan Li

      . Department of Chemistry, National University of Singapore, 3 Science Drive 3, Singapore 117543, Singapore

    • Lejia Wang

      . Department of Chemistry, National University of Singapore, 3 Science Drive 3, Singapore 117543, Singapore

    • Xiaojiang Yu

      Singapore Synchrotron Light Source, National University of Singapore, 5 Research Link, Singapore 117603, Singapore

    • Pierre-Andre Cazade

      Department of Physics, Bernal Institute, 34 University of Limerick, Limerick V94 T9PX, Ireland

    • Cameron Nickle

      University of Central Florida, Physics Department, Orlando FL 32816 USA

    • Enrique Del Barco

      University of Central Florida, Physics Department, Orlando FL 32816 USA, University of Central Florida

    • Damien Thompson

      Department of Physics, Bernal Institute, 34 University of Limerick, Limerick V94 T9PX, Ireland

    • Christian A. Nijhuis

      University of Twente, Faculty of Science and Technology (TNW), Hybrid Materials for Opto-Electronics (HMOE), 7500 AE Enschede, The Netherlands

    View abstract →