Researcher Information

IMAEDA Keisuke

Assistant Professor

Elucidating optical characteristics induced in nanomaterials

Department of Chemistry, Inorganic and Analytical Chemistry


Revealing the optical characteristics induced in metallic nanostructures by laser microspectroscopic methods.

FieldLaser spectroscopy, Photochemistry, Molecular spectroscopy
KeywordUltrafast dynamics, Plasmon, Near-field light, Microspectroscopy
Scanning electron micrograph of chemically synthesized gold nanoparticles
Near-field optical measurements on a single gold nanoparticle

Representative Achievements

Direct Visualization of Near-Field Distributions on a Two-Dimensional Plasmonic Chip by Scanning Near-Field Optical Microscopy.
K. .Imaeda, W. Minoshima, K. Tawa, K. Imura.
J. Phys. Chem. C 2019, 123, 10529-10535.
Characterization of Overlapped Plasmon Modes in a Gold Hexagonal Plate Revealed by Three-Dimensional Near-Field Optical Microscopy.
T. Matsuura, K. Imaeda, S. Hasegawa, H. Suzuki, K. Imura.
J. Phys. Chem. Lett. 2019, 10, 819-824.
Static and Dynamic Near-Field Measurements of High-Order Plasmon Modes Induced in a Gold Triangular Nanoplate.
K. Imaeda, S. Hasegawa, K. Imura.
J. Phys. Chem. Lett. 2018, 9, 4075-4081.
Imaging of Plasmonic Eigen Modes in Gold Triangular Mesoplates by Near-Field Optical Microscopy.
K. Imaeda, S. Hasegawa, K. Imura.
J. Phys. Chem. C 2018, 122, 7399-7409.