Takashi Kumagai

Shonan Village
Hayama, 2400193, Japan

Last Updated: 09/26/2026

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Found 49 publications

Ultrafast Nano-imaging and Optical Control of Hyperbolic Phonon Polaritons at hBN/WS2 Heterojunctions.

Ultrafast Nano-imaging and Optical Control of Hyperbolic Phonon Polaritons at hBN/WS2 Heterojunctions.

Journal: Nano letters
Published: July 27, 2026

Thermodynamics and Kinetics of Two-Dimensional H2 Gas on Ag(111) Studied by Tip-Enhanced Raman Spectroscopy.

Thermodynamics and Kinetics of Two-Dimensional H2 Gas on Ag(111) Studied by Tip-Enhanced Raman Spectroscopy.

Journal: Nano letters
Published: May 18, 2026

Controlling electron transfer channels in a plasmonic scanning tunneling microscope junction under light excitation.

Controlling electron transfer channels in a plasmonic scanning tunneling microscope junction under light excitation.

Journal: Nanoscale
Published: May 05, 2026

Point-Contact Tip-Enhanced Raman Spectroscopy: Picoscale Light-Matter Interactions within Plasmonic Cavities.

Point-Contact Tip-Enhanced Raman Spectroscopy: Picoscale Light-Matter Interactions within Plasmonic Cavities.

Journal: Nano letters
Published: October 14, 2025

Ultrafast infrared nano-imaging of local electron-hole dynamics in CVD-grown single-walled carbon nanotubes.

Ultrafast infrared nano-imaging of local electron-hole dynamics in CVD-grown single-walled carbon nanotubes.

Journal: Science advances
Published: June 18, 2025

Scattering near-field optical microscopy at 1-nm resolution using ultralow tip oscillation amplitudes.

Scattering near-field optical microscopy at 1-nm resolution using ultralow tip oscillation amplitudes.

Journal: Science advances
Published: June 11, 2025

Quantitative comparison of local field enhancement from tip-apex and plasmonic nanofocusing excitation via plasmon-assisted field emission resonances.

Quantitative comparison of local field enhancement from tip-apex and plasmonic nanofocusing excitation via plasmon-assisted field emission resonances.

Journal: Nanoscale
Published: February 25, 2025

Plasmonic Light Emission by Inelastic Charge Transport in Ultrathin Zinc Oxide/Metal Heterostructures.

Plasmonic Light Emission by Inelastic Charge Transport in Ultrathin Zinc Oxide/Metal Heterostructures.

Journal: Nano letters
Published: February 04, 2025

Single-molecule tip-enhanced Raman spectroscopy of C60 on the Si(111)-(7 × 7) surface.

Single-molecule tip-enhanced Raman spectroscopy of C60 on the Si(111)-(7 × 7) surface.

Journal: Physical chemistry chemical physics : PCCP
Published: July 31, 2024

A distal enhancer of GATA3 regulates Th2 differentiation and allergic inflammation.

A distal enhancer of GATA3 regulates Th2 differentiation and allergic inflammation.

Journal: Proceedings of the National Academy of Sciences of the United States of America
Published: June 26, 2024

Picocavity-Enhanced Raman Spectroscopy of Physisorbed H_{2} and D_{2} Molecules.

Picocavity-Enhanced Raman Spectroscopy of Physisorbed H_{2} and D_{2} Molecules.

Journal: Physical review letters
Published: June 04, 2024

Atomic-precision control of plasmon-induced single-molecule switching in a metal-semiconductor nanojunction.

Atomic-precision control of plasmon-induced single-molecule switching in a metal-semiconductor nanojunction.

Journal: Nature communications
Published: May 02, 2024
Showing 1-12 of 49

Last Updated: 09/26/2026