Zobrazeno 1 - 10
of 28
pro vyhledávání: '"Thanh Nhat Khoa Phan"'
Autor:
Lei Wang, Hongsong Qiu, Thanh Nhat Khoa Phan, Kosaku Kato, Boyoung Kang, Keisuke Takano, Yanqing Lu, Lujian Chen, Peng Lv, Kehan Yu, Wei Wei, Biaobing Jin, Makoto Nakajima
Publikováno v:
Applied Sciences, Vol 8, Iss 12, p 2580 (2018)
We demonstrate a new method to detect terahertz (THz) power using a temperature-supersensitive capsulized cholesteric liquid crystal film based on the thermochromic and thermodiffusion effect, which is clearly observed. A quantitative visualization o
Externí odkaz:
https://doaj.org/article/6aedee06020144f4b4bbf38403a2eae4
Autor:
Koichi Kan, T. Shimizu, Makoto Nakajima, Verdad C. Agulto, Goro Isoyama, Y.W. Wang, Thanh Nhat Khoa Phan, Valynn Katrine Mag-usara
Publikováno v:
2021 46th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz).
Reflection type measurements were performed on narrow-gap semiconductors such as InSb and InAs bulk samples for harmonic generation using intense terahertz pulses from free electron laser. We successfully measured the characteristic azimuthal angle d
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::37f1cc673a7074ad4684ccc721d62f11
https://doi.org/10.1109/irmmw-thz50926.2021.9567243
https://doi.org/10.1109/irmmw-thz50926.2021.9567243
Autor:
Toshiyuki Iwamoto, Hironaru Murakami, Masashi Yoshimura, Yoshinao Kumagai, Kazuhiro Toya, Makoto Nakajima, Ken Goto, Melvin John F. Empizo, Jiajun Li, Thanh Nhat Khoa Phan, Nobuhiko Sarukura, Valynn Katrine Mag-usara, Verdad C. Agulto
Publikováno v:
2021 46th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz).
We investigated the monoclinic β-Ga 2 O 3 ultrawide-bandgap semiconductor using transmission terahertz time-domain spectroscopy (THz-TDS). To characterize the anisotropic properties, the complex refractive index of a semi-insulating bulk and of an n
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::50450b1d3b1109d8dbde8c1b6757f369
https://doi.org/10.1109/irmmw-thz50926.2021.9567125
https://doi.org/10.1109/irmmw-thz50926.2021.9567125
Autor:
Ken Goto, Makoto Nakajima, Kazuhiro Toya, Toshiyuki Iwamoto, Thanh Nhat Khoa Phan, Verdad C. Agulto, Nobuhiko Sarukura, Yoshinao Kumagai, Hisashi Murakami, Valynn Katrine Mag-usara, Hideaki Kitahara, Melvin John F. Empizo, Masashi Yoshimura
Publikováno v:
2020 45th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz).
Gallium oxide (Ga 2 O 3 ) bulk substrate and homoepitaxial layer were investigated using terahertz time-domain spectroscopy in the frequency region from 0.2 to 3.0 THz and with polarization along the $a$ crystal axis. From the transmittance measureme
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f9d98fd760fdb1114b2e7bd1a5184e2d
https://doi.org/10.1109/irmmw-thz46771.2020.9370744
https://doi.org/10.1109/irmmw-thz46771.2020.9370744
Autor:
Thanh Nhat Khoa Phan, Hideaki Kitahara, Masashi Yoshimura, Goro Isoyama, Toshihiko Shimizu, Koichi Kan, Makoto Nakajima
Publikováno v:
2020 45th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz).
Reflection type measurements for harmonic generation using intense terahertz pulses from free electron laser for InSb and InAs were performed. We successfully observed the spectra third harmonic generation (THG) and 5th harmonic generation (5HG) from
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::385c409b7dcb642319cb8a20ef99f256
https://doi.org/10.1109/irmmw-thz46771.2020.9370640
https://doi.org/10.1109/irmmw-thz46771.2020.9370640
Autor:
S. Ueda, Toshihiko Shimizu, Kosaku Kato, Thanh Nhat Khoa Phan, M. Tani, Masashi Yoshimura, Makoto Nakajima
Publikováno v:
2020 45th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz).
The excited density dependences for InSb by intense terahertz pulses whose central frequency is 0.5 THz with femtosecond pulse laser excitation were investigated in detail. The transmitted terahertz waveforms with perpendicular polarization to incide
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8169cb3c7aaa1be71cbedc6be39c6452
https://doi.org/10.1109/irmmw-thz46771.2020.9370493
https://doi.org/10.1109/irmmw-thz46771.2020.9370493
Akademický článek
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Autor:
Yoshinao Kumagai, Masashi Yoshimura, Jiajun Li, Valynn Katrine Mag-usara, Melvin John F. Empizo, Ken Goto, Toshiyuki Iwamoto, Thanh Nhat Khoa Phan, Nobuhiko Sarukura, Makoto Nakajima, Hisashi Murakami, Verdad C. Agulto, Kazuhiro Toya
Publikováno v:
Applied Physics Letters. 118:042101
Homoepitaxial film and semi-insulating bulk β-Ga2O3 with (001) orientation were studied using terahertz time-domain spectroscopy (THz-TDS) in the frequency region from 0.2 to 3.0 THz parallel to the [100] and [010] directions. The static permittivit
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::523fb55f9d28ae123bb3344d3d4eb69f
https://doi.org/10.1063/5.0031531
https://doi.org/10.1063/5.0031531
Autor:
Mitsuo Nakai, Fredrick Seguin, Yuki Abe, Sadashi Segawa, Johan Frenje, Shinsuke Fujioka, S. R. Mirfayzi, Chikang Li, Patrick Adrian, Hiroshi Azechi, Hiroyuki Shiraga, Graeme Sutcliffe, Alessio Morace, Thanh Nhat Khoa Phan, Youichi Sakawa, Tomoki Shimizu, Neel Kabadi, Akifumi Yogo, Maria Gatu Johnson, R. D. Petrasso, Yasunobu Arikawa, M. Ota, Makoto Nakajima, Arijit Bose, Koichi Kan, Ryosuke Kodama
Publikováno v:
Review of Scientific Instruments. 91:063304
The nuclear burn history provides critical information about the dynamics of the hot-spot formation and high-density fuel-shell assembly of an Inertial Confinement Fusion (ICF) implosion, as well as information on the impact of alpha heating, and a m
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d5fce1556a70da1572ac1d88f897cc9f
https://doi.org/10.1063/1.5143657
https://doi.org/10.1063/1.5143657
Autor:
Kosaku Kato, Makoto Nakajima, Thanh Nhat Khoa Phan, Masashi Yoshimura, Shinsuke Fujioka, Goro Isoyama
Publikováno v:
2018 43rd International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz).
Using intense beam with frequency 4 THz from Free Electron Laser to pump the InSb crystal, we obtained strong third harmonic generation (THG) with efficiency up to $4 \mathrm{x}10^{-4}$ at room temperature. The THG can originate from the nonlinear th
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c44cde95a1894d8380f0d85f76516fcb
https://doi.org/10.1109/irmmw-thz.2018.8509972
https://doi.org/10.1109/irmmw-thz.2018.8509972