Sho Ikeda, Chiko Otani, Masatsugu Yamashita. Hot carrier dynamics and electron-optical phonon coupling in photoexcited graphene via time-resolved ultrabroadband terahertz spectroscopy. PHYSICAL REVIEW RESEARCH. 2021. 3. 4
Masatsugu Yamashita, Chiko Otani. Intrinsic and extrinsic effects on intraband optical conductivity of hot carriers in photoexcited graphene. PHYSICAL REVIEW RESEARCH. 2021. 3. 1
Masatsugu Yamashita, Sho Ikeda, Chiko Otani. Strong Carrier Temperature Dependence of Complex THz Conductivity of Photo-excited Graphene due to electron-phonon coupling. 2019 44TH INTERNATIONAL CONFERENCE ON INFRARED, MILLIMETER, AND TERAHERTZ WAVES (IRMMW-THZ). 2019
Isao Yoshimine, Masatsugu Yamashita, Hiromichi Hoshina, Mikiko Saito, Hiroaki Minamide, Chiko Otani. Frequency-and-polarization-controllable High-power THz Wave Generation Using Organic Nonlinear Optical Crystal. 2019 44TH INTERNATIONAL CONFERENCE ON INFRARED, MILLIMETER, AND TERAHERTZ WAVES (IRMMW-THZ). 2019
Isao Yoshimine, Masatsugu Yamashita, Hiromichi Hoshina, Mikiko Saito, Hiroaki Minamide, Chiko Otani. Optical Generation of High-power Terahertz Pulses for Tunable Wave Source. 2018 43RD INTERNATIONAL CONFERENCE ON INFRARED, MILLIMETER, AND TERAHERTZ WAVES (IRMMW-THZ). 2018
Y. Yamada, M. Yamashita, T. Sasaki, H. Okuzaki, C. Otani. Temperature dependence of conductivity of PEDOT:PSS in terahertz region. International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz. 2012
M. Yamashita, T. Sasaki, H. Okuzaki, C. Otani. PH dependence of carrier transport in PEDOT:PSS films investigated by THz and IR-UV spectroscopy. International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz. 2012