K. Yoshioka

activity

20192022

most citedUltrafast intrinsic optical-to-electrical conversion dynamics in graphene photodetector

115 citations · 156 across the 5 of their papers we have counts for

collaborators

Showing 2019Show all

2 papers · 1 filter

physics.app-ph2019

Active spatial control of terahertz graphene plasmons by tailoring carrier density profile

Ngoc Han Tu, Katsumasa Yoshioka, Satoshi Sasaki +3

Graphene offers a possibility for actively controlling plasmon confinement and propagation by tailoring its spatial conductivity pattern. However, implementation of this concept ha…

cond-mat.mes-hall2019★ 21 cited

Terahertz Faraday and Kerr rotation spectroscopy of Bi $_{1 - x}$ Sb $_{x}$ films in high magnetic fields up to 30 Tesla

Xinwei Li, Katsumasa Yoshioka, Ming Xie +16

We report results of terahertz Faraday and Kerr rotation spectroscopy measurements on thin films of $Bi_{1 - x} Sb_{x}$ , an alloy system that exhibits a semimetal-to-top…

Active spatial control of terahertz graphene plasmons by tailoring carrier density profile

Terahertz Faraday and Kerr rotation spectroscopy of Bi1−x​Sbx​ films in high magnetic fields up to 30 Tesla

Terahertz Faraday and Kerr rotation spectroscopy of Bi $_{1 - x}$ Sb $_{x}$ films in high magnetic fields up to 30 Tesla