KUMAGAI GROUP


Preprint

Picocavity-enhanced Raman spectroscopy of physisorbed H2 and D2 molecules
A. Shiotari, S. Liu, G. Trenins, T. Sugimoto, M. Wolf, M. Rossi, T. Kumagai
https://arxiv.org/abs/2411.10994

Picocavity-enhanced near-field optical microscopy with 1 nm resolution
A. Shiotari, J. Nishida, A. Hammud, F. Schulz, M. Wolf, T. Kumagai, M. Müller
https://arxiv.org/abs/2410.18455

  1. Atomic-precision control of plasmon-induced single-molecule switching in a metal–semiconductor nanojunction
    Y. Park*, I. Hamada, A. Hammud, T.Kumagai, M. Wolf, A. Shiotari*
    Nature Communications 15, 6709 (2024)
    DOI: 10.5281/zenodo.10890118


  2. Single-molecule tip-enhanced Raman spectroscopy of C60 on the Si(111)-(7 × 7) surface
    B. Cirera*, S. Liu, Y. Park, I. Hamada, M. Wolf, A. Shiotari, T. Kumagai
    Phys. Chem. Chem. Phys. 26, 21325 (2024)
    DOI: 10.1039/D4CP01803F


  3. Sub-Tip-Radius Near-Field Interactions in Nano-FTIR Vibrational Spectroscopy on Single Proteins
    J. Nishida*, A. Otomo, T. Koitaya, A. Shiotari, T. Minato, R. Iino, T. Kumagai*
    Nano Lett. 24, 836 (2024)
    DOI: 10.1021/acs.nanolett.3c03479
    Press release: Observing Single Protein with Infrared Nanospectroscopy


  4. Continuous-Wave Multiphoton-Induced Electron Transfer in Tunnel Junctions Driven by Intense Plasmonic Fields
    C. Lin*, F. Krecinic, H. Yoshino, A. Hammud, A. Pan, M. Wolf, M. Müller*, T. Kumagai*
    ACS Photonics 10, 3637 (2023)
    DOI: 10.1021/acsphotonics.3c00714


  5. Metastability in the Insulator–Metal Transition for Individual Vanadium Dioxide Nanoparticles
    K. Nishikawa, J. Nishida*, M. Yoshimura, K. Nakamoto, T. Kumagai, Y. Watanabe*
    J. Phys. Chem. C 127, 16485 (2023)
    DOI: 10.1021/acs.jpcc.3c02151


  6. Inelastic Light Scattering in the Vicinity of a Single-Atom Quantum Point Contact in a Plasmonic Picocavity
    S. Liu, F. P. Bonafe, H. Appel, A. Rubio, M. Wolf, T. Kumagai*
    ACS Nano 17, 10172 (2023)
    DOI: 10.1021/acsnano.3c00261


  7. Nanoscale coherent phonon spectroscopy
    S. Liu, A. Hammud, I. Hamada, M. Wolf, M. Müller, T. Kumagai*
    Science Advances 8 (42), eabq5682 (2022)
    DOI: 10.1126/sciadv.abq5682


  8. Joule Heating in Single-Molecule Point Contacts Studied by Tip-Enhanced Raman Spectroscopy
    B. Cirera, M. Wolf, T. Kumagai*
    ACS nano 16 (10), 16443-16451 (2022)
    DOI: 10.1021/acsnano.2c05642


  9. Femtosecond Thermal and Nonthermal Hot Electron Tunneling Inside a Photoexcited Tunnel Junction
    N. Martín Sabanés, F. Krecinic, T. Kumagai, F. Schulz, M. Wolf, M. Müller*
    ACS nano 16 (9), 14479-14489 (2022)
    DOI: 10.1021/acsnano.2c04846


  10. Nanoscale Heating of an Ultrathin Oxide Film Studied by Tip-Enhanced Raman Spectroscopy
    S. Liu, M. Wolf, T. Kumagai*
    Physical Review Letters 128 (20), 206803 (2022)
    DOI: 10.1103/PhysRevLett.128.206803