34 citations · 102 across the 10 of their papers we have counts for
10 papers
Intertwined bulk photocarrier and interfacial barrier dynamics in van der Waals point-contact Schottky junctions
Munenori Yokota, Hiroyuki Mogi, Yutaka Mera +6
Schottky junctions based on transition-metal dichalcogenides underpin next-generation optoelectronic devices, yet the nanoscale carrier dynamics that ultimately govern their perfor…
An ultrafast diamond nonlinear photonic sensor
Daisuke Sato, Junjie Guo, Takuto Ichikawa +6
The integration of light and materials technology is key to the creation of innovative sensing technologies. Sensing of electric and magnetic fields, and temperature with high spat…
Next-Generation Time-Resolved Scanning Probe Microscopy
Katsuya Iwaya, Hiroyuki Mogi, Shoji Yoshida +3
Understanding the nanoscale carrier dynamics induced by light excitation is the key to unlocking futuristic devices and innovative functionalities in advanced materials. Optical pu…
Time-resolved force microscopy using delay-time modulation method
Hiroyuki Mogi, Rin Wakabayashi, Shoji Yoshida +6
We developed a time-resolved force microscopy technique by integrating atomic force microscopy using a tuning-fork-type cantilever with the delay time modulation method for optical…
Externally-triggerable optical pump-probe scanning tunneling microscopy with a time resolution of tens-picosecond
Katsuya Iwaya, Munenori Yokota, Hiroaki Hanada +5
Photoinduced carrier dynamics of nanostructures play a crucial role in developing novel functionalities in advanced materials. Optical pump-probe scanning tunneling microscopy (OPP…
Ultrafast opto-magnetic effects induced by nitrogen-vacancy centers in diamond crystals
Ryosuke Sakurai, Yuta Kainuma, Toshu An +2
The current generation of quantum sensing technologies using color centers in diamond crystals is primarily based on the principle that the resonant microwave frequency of the lumi…
A Versatile Post-Doping Towards Two-Dimensional Semiconductors
Y. Murai, S. Zhang, T. Hotta +13
We have developed a simple and straightforward way to realize controlled post-doping towards 2D transition metal dichalcogenides (TMDs). The key idea is to use low-kinetic energy d…
Giant nonlinear optical effects induced by nitrogen-vacancy centers in diamond crystals
Mari Motojima, Takara Suzuki, Hidemi Shigekawa +3
We investigate the effect of nitrogen-vacancy (NV) centers in single crystal diamond on nonlinear optical effects using 40 fs femtosecond laser pulses. The near infrared femtosecon…
Photon Energy Dependence of Kerr Rotation in Chalcogenide Superlattices
Takara Suzuki, Richarj Mondal, Yuta Saito +5
We report on pump-probe based helicity dependent time-resolved Kerr measurements of chalcogenide superlattices, consisting of alternately stacked GeTe and SbTe layers u…
The Atomic and Electronic structure of 0° and 60° grain boundaries in MoS2
Terunobu Nakanishi, Shoji Yoshida, Kota Murase +8
We have investigated atomic and electronic structure of grain boundaries in monolayer MoS2, where relative angles between two different grains are 0 and 60 degree. The grain bounda…