Yasuo MINAMI @Nihon Univ.

Yasuo

MINAMI
Yasuo MINAMI (Ph.D.)
Associate Professor
College of Industrial Technology, Nihon University, Japan

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Yasuo MINAMI
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Research Projects

Terahertz science
Single-shot THz detection --real time mode (1 fps)--
Ultrafast phenomena
Single-shot soft X-ray spectroscopy
Rayleigh-wing and Brillouin scattering spectroscopy
Observation of capillary wave with optical beating spectroscopy

Publications

Academic Papers

Y. Minami, H. Abe, X. M. Lu, N. Kumagai, and T. Kitada,
"Terahertz wave emission with 1.5 μm pump from photoconductive antenna using stacked Er-doped-InAs quantum dot layers with ultrafast carrier relaxation",
J. Appl. Phys. 134, 143101 (2023). DOI: 10.1063/5.0168174
Y. Arashida, T. Suzuki, S. Nara, I. Katayama, Y. Minami, S. Shindo, Y. Sutou, T. Saiki, and J. Takeda,
"Observation of ultrafast amorphization dynamics in GeCu₂Te₂ thin films using echelon-based single-shot transient absorbance spectroscopy",
Appl. Phys. Lett. 119, 061102 (2021). DOI: 10.1063/5.0052872
N. Kumagai, X. M. Lu, Y. Minami, T. Kitada, and T. Isu,
"Mobility and activation energy of lateral photocurrent of InAs quantum dot layers with ultrafast carrier relaxation",
Physica E 126, 114478 (2021). DOI: 10.1016/j.physe.2020.114478
Y. Minami, B. Ofori-Okai, P. Sivarajah, I. Katayama, J. Takeda, K. A. Nelson, and T. Suemoto,
"Macroscopic ionic flow in a superionic conductor Na⁺ β-alumina driven by single-cycle terahertz pulses",
Phys. Rev. Lett. 124, 147401 (2020). DOI: 10.1103/PhysRevLett.124.147401
Y. Minami, K. Ogusu, X. M. Lu, N. Kumagai, K. Morita, and T. Kitada,
"Time-Resolved Measurements of Two-Color Laser Light Emitted from GaAs/AlGaAs-Coupled Multilayer Cavity",
Jpn. J. Appl. Phys. 58, SJJC03 (2019). DOI: 10.7567/1347-4065/ab238c
X. M. Lu, Y. Minami, and T. Kitada,
"Sublattice reversal in GaAs/Ge/GaAs and AlAs/Ge/AlAs heterostructures grown on (113)A and (113)B GaAs substrates",
J. Cryst. Growth 512, 74 (2019). DOI: 10.1016/j.jcrysgro.2019.02.010
I. Katayama, H. Kawakami, T. Hagiwara, Y. Arashida, Y. Minami, L.-W. Nien, O. S. Handegard, T. Nagao, M. Kitajima, J. Takeda,
"Terahertz-field-induced carrier generation in Bi1-xSbx Dirac electron systems",
Phys. Rev. B 98, 214302 (2018). DOI: 10.1103/PhysRevB.98.214302
X. M. Lu, N. Kumagai, Y. Minami, and T. Kitada,
"Sublattice reversal in GaAs/Ge/GaAs (113)B heterostructures and its application to THz emitting devices based on a coupled multilayer cavity",
Jpn. J. Appl. Phys. 57, 04FH07 (2018). DOI: 10.7567/JJAP.57.04FH07
T. Kitada, X. M. Lu, Y. Minami, N. Kumagai, and K. Morita,
"Room-temperature two-color lasing by current injection into a GaAs/AlGaAs coupled multilayer cavity fabricated by wafer bonding",
Jpn. J. Appl. Phys. 57, 04FH03 (2018). DOI: 10.7567/JJAP.57.04FH03
J. Takeda, K. Yoshioka, Y. Minami, and I. Katayama,
"Nanoscale electron manipulation in metals with intense THz electric felds",
J. Phys. D: Appl. Phys. 51, 103001 (2018). DOI: 10.1088/1361-6463/aaa8c7
(Invited)
K. Maekawa, K. Yanagi, Y. Minami, M. Kitajima, I. Katayama, and J. Takeda,
"Bias-induced modulation of ultrafast carrier dynamics in metallic single-walled carbon nanotubes",
Phys. Rev. B 97, 075435 (2018). DOI: 10.1103/PhysRevB.97.075435
X. M. Lu, N. Kumagai,Y. Minami, and T. Kitada,
"Sublattice reversal in GaAs/Ge/GaAs heterostructures grown on (113)B GaAs substrates",
Appl. Phys. Express 11, 015501 (2018). DOI: 10.7567/APEX.11.015501
X. M. Lu, H. Ota, N. Kumagai, Y. Minami, T. Kitada, and T. Isu,
"Two-color surface-emitting lasers by a GaAs-based coupled multilayer cavity structure for coherent terahertz light sources",
J. Cryst. Growth 447, 249 (2017). DOI: 10.1016/j.jcrysgro.2017.01.049
X. M. Lu, N. Kumagai, Y. Minami, T. Kitada, and T. Isu,
"Effects of Sb-soak on InAs quantum dots grown on (001) and (113)B GaAs substrates",
J. Cryst. Growth 447, 221 (2017). DOI: 10.1016/j.jcrysgro.2017.01.024
Y. Minami, H. Ota, X. M. Lu, N. Kumagai, T. Kitada, and T. Isu,
"Current-injection two-color lasing in a wafer-bonded coupled multilayer cavity with InGaAs multiple quantum wells",
Jpn. J. Appl. Phys. 56, 04CH01 (2017). DOI: 10.7567/JJAP.56.04CH01
M. Nishikino, N. Hasegawa, T. Tomita, Y. Minami, T. Eyama, N. Kakimoto, R. Izutsu, M. Baba, T. Kawachi, and T. Suemoto,
"Formation of x-ray Newton's rings from nano-scale spallation shells of metals in laser ablation",
AIP Adv. 7, 015311 (2017). DOI: 10.1063/1.4975218
M. Kobayashi, Y. Minami, C. L. Johnson, P. D. Salmans, N. R. Ellsworth, J. Takeda, J. A. Johnson, and I. Katayama,
"High-Acquisition-Rate Single-Shot Pump-Probe Measurements Using Time-Stretching Method",
Sci. Rep. 6, 37614 (2016). DOI: 10.1038/srep37614
K. Yoshioka, I. Katayama, Y. Minami, M. Kitajima, S. Yoshida, H. Shigekawa, and J. Takeda,
"Real-space coherent manipulation of electrons in a single tunnel junction by single-cycle terahertz electric fields",
Nat. Photon. 10, 762 (2016). DOI: 10.1038/nphoton.2016.205
Y. Minami, K. Araki, T. D. Dao, T. Nagao, M. Kitajima, J. Takeda, and I. Katayama,
"Terahertz-induced acceleration of massive Dirac electrons in semimetal bismuth",
Sci. Rep. 5, 15870 (2015). DOI: 10.1038/srep15870
Y. Minami, K. Horiuchi, K. Masuda, J. Takeda, and I. Katayama,
"Terahertz dielectric response of photoexcited carriers in Si revealed via single-shot optical-pump and terahertz-probe spectroscopy",
Appl. Phys. Lett. 107, 171104 (2015). DOI: 10.1063/1.4934697
Y. Ikegaya, H. Sakaibara, Y. Minami, I. Katayama, and J. Takeda,
"Real-time observation of phonon-polariton dynamics in ferroelectric LiNbO3 in time-frequency space",
Appl. Phys. Lett. 107, 062901 (2015). DOI: 10.1063/1.4904883
K. Yoshioka, Y. Minami, K. Shudo, T. D. Dao, T. Nagao, M. Kitajima, J. Takeda, and I. Katayama,
"Terahertz-Field-Induced Nonlinear Electron Delocalization in Au Nanostructures",
Nano Lett. 15, pp. 1036-1040 (2015). DOI: 10.1021/nl503916t
N. A. Inogamov, V. V. Zhakhovsky, N. Hasegawa, M. Nishikino, M. Yamagiwa, M. Ishino, M. B. Agranat, S. I. Ashitkov, A. Ya. Faenov, V. A. Khokhlov, D. K. Ilnitsky, Yu. V. Petrov, K. P. Migdal, T. A. Pikuz, S. Takayoshi, T. Eyama, N. Kakimoto, T. Tomita, M. Baba, Y. Minami, T. Suemoto, T. Kawachi,
"Hydrodynamics driven by ultrashort laser pulse: simulations and the optical pump--X-ray probe experiment",
Appl. Phys. B 119, pp. 413-419 (2015). DOI 10.1007/s00340-015-6039-7
Y. Minami, J. Takeda, T. D. Dao, T. Nagao, M. Kitajima, and I. Katayama,
"Nonlinear Electron Dynamics of Gold Ultrathin Films Induced by Intense Terahertz Waves",
Appl. Phys. Lett. 105, 241107 (2014). DOI: 10.1063/1.4904883
K. Sato, K. Tahara, Y. Minami, I. Katayama, M. Kitajima, H. Kawai, K. Yanagi, and J. Takeda,
"Resonance Enhancement of First- and Second-Order Coherent Phonons in Metallic Single-Walled Carbon Nanotubes",
Phys. Rev. B 90, 235435 (2014). DOI: 10.1103/PhysRevB.90.235435
Y. Minami,
"Surface Tension Measurement of Liquid Metal with Inelastic Light-scattering Spectroscopy of a Thermally Excited Capillary Wave",
Appl. Phys. B 117, pp. 969-972 (2014). DOI: 10.1007/s00340-014-5915-x
M. Baba, M. Nishikino, N. Hasegawa, T. Tomita, Y. Minami, R. Takei, M. Yamagiwa, T. Kawachi, and T. Suemoto,
"Submicron scale image observation with a grazing incidence reflection-type single-shot soft X-ray microscope",
Jpn. J. Appl. Phys. 53, pp. 080302 1-4 (2014). DOI: 10.7567/JJAP.53.080302
T. Tomita, M. Nishikino, N. Hasegawa, Y. Minami, R. Takei, M. Baba, T. Eyama, S. Takayoshi, T. Kaihori, T. Morita, Y. Hirano, T. Kawachi, M. Yamagiwa, and T. Suemoto,
"Time-Resolved Soft X-Ray Imaging of Femtosecond Laser Ablation Processes on Metals",
J. Laser Micro Nanoeng. 9, pp. 137-142 (2014). DOI: 10.2961/jlmn.2014.02.0011
J. Takeda, W. Oba, Y. Minami, T. Saiki, and I. Katayama,
"Ultrafast crystalline-to-amorphous phase transition in Ge2Sb2Te5 chalcogenide alloy thin film using single-shot imaging spectroscopy",
Appl. Phys. Lett. 104, pp. 261903 1-4 (2014). DOI: 10.1063/1.4886969
Y. Minami, H. Yamaki, I. Katayama, and J. Takeda,
"Broadband Pump-Probe Imaging Spectroscopy Applicable to Ultrafast Single-Shot Events",
Appl. Phys. Express 7, pp. 022402 1-3 (2014). DOI: 10.7567/APEX.7.022402
Y. Minami, Y. Hayashi, J. Takeda, and I. Katayama,
"Single-shot measurement of a terahertz electric-field waveform using a reflective echelon mirror",
Appl. Phys. Lett. 103, pp. 051103 1-4 (2013). DOI: 10.1063/1.4817011
Y. Minami, T. Kurihara, K. Yamaguchi, M. Nakajima, and T. Suemoto,
"Longitudinal terahertz wave generation from an air plasma filament induced by a femtosecond laser",
Appl. Phys. Lett. 102, pp. 151106 1-3 (2013). DOI: 10.1063/1.4802482
K. Yamaguchi, T. Kurihara, Y. Minami, M. Nakajima, and T. Suemoto,
"Terahertz Time-Domain Observation of Spin Reorientation in Orthoferrite ErFeO3 through Magnetic Free Induction Decay",
Phys. Rev. Lett. 110, pp. 137204 1-5 (2013). DOI: 10.1103/PhysRevLett.110.137204
Y. Minami, T. Kurihara, K. Yamaguchi, M. Nakajima, and T. Suemoto,
"High-power THz wave generation in plasma induced by polarization adjusted two-color laser pulses",
Appl. Phys. Lett. 102, pp. 041105 1-4 (2013). DOI: 10.1063/1.4789773
T. Tomita, M. Yamamoto, N. Hasegawa, K. Terakawa, Y. Minami, M. Nishikino, M. Ishino, T. Kaihori, Y. Ochi, T. Kawachi, M. Yamagiwa, and T. Suemoto,
"Experimental verification of femtosecond laser ablation schemes by time-resolved soft x-ray reflective imaging",
Opt. Express 20, pp. 29329-29337 (2012). DOI: 10.1364/OE.20.029329
Y. Ochi, K. Terakawa, N. Hasegawa, M. Yamamoto, T. Tomita, T. Kawachi, Y. Minami, M. Nishikino, T. Imazono, M. Ishino, and T. Suemoto,
"Picosecond Soft-X-ray Laser Interferometer for Probing Nanometer Surface Structure",
Jpn. J. Appl. Phys. 51, pp. 016601 1-3 (2012). DOI: 10.1143/JJAP.51.016601
Y. Minami, T. Yogi, and K. Sakai,
"Rotational relaxation in diatomic gas at high temperature observed with Brillouin scattering spectroscopy",
J. Opt. 13, pp. 075708 1-4 (2011). DOI: 10.1088/2040-8978/13/7/075708
Y. Minami, M. Nakajima, and T. Suemoto,
"Effect of preformed plasma on terahertz-wave emission from the plasma generated by two-color laser pulses",
Phys. Rev. A 83, pp. 023828 1-4 (2011). DOI: 10.1103/PhysRevA.83.023828
Y. Minami, T. Yogi, and K. Sakai,
"Optical beating Brillouin scattering spectroscopic measurements of high-temperature gas",
J. Appl. Phys. 108, pp. 043527 1-3 (2010). DOI: 10.1063/1.3471814
T. Suemoto, K. Terakawa, Y. Ochi, T. Tomita, M. Yamamoto, N. Hasegawa, M. Deki, Y. Minami, and T. Kawachi,
"Single-shot picosecond interferometry with one-nanometer resolution for dynamical surface morphology using a soft X-ray laser",
Opt. Express 18, pp. 14114-14122 (2010). DOI: 10.1364/OE.18.014114
Y. Minami, T. Yogi, and K. Sakai,
"Rotational relaxation in H₂ gas observed with optical beating Brillouin spectroscopy",
J. Appl. Phys. 106, pp. 113519 1-3 (2009). DOI: 10.1063/1.3267486
Y. Minami and K. Sakai,
"Ripplon on high viscosity liquid",
Rev. Sci. Instrum. 80, pp. 014902 1-3 (2009). DOI: 10.1063/1.3072604
Y. Minami and K. Sakai,
"Thermal phonon resonance observed with millisecond optical beating Brillouin spectroscopy",
J. Appl. Phys. 104, pp. 103505 1-4 (2008). DOI: 10.1063/1.3021093
Y. Minami, T. Yogi, and K. Sakai,
"Millisecond Brillouin scattering spectroscopy",
Appl. Phys. Lett. 93, pp. 161107 1-3 (2008). DOI: 10.1063/1.3002301
Y. Minami, T. Yogi, and K. Sakai,
"Thermal phonon resonance in nitrogen gas observed by Brillouin scattering",
Phys. Rev. A 78, pp. 033822 1-4 (2008). DOI: 10.1103/PhysRevA.78.033822
Y. Minami, T. Yogi, S. Mitani, and K. Sakai,
"Development of submillisecond Brillouin spectroscopy with optical beating technique",
J. Appl. Phys. 102, pp. 013111 1-4 (2007). DOI: 10.1063/1.2753575
Y. Minami, T. Yogi, H. Kutsuna, and K. Sakai,
"Simultaneous Observation of Longitudinal and Shear Phonons in Solid Glasses by Optical Beating Brillouin Spectroscopy",
Jpn. J. Appl. Phys. 46, pp. 4327-4329 (2007). DOI: 10.1143/JJAP.46.4327
Y. Minami, T. Yogi, and K. Sakai,
"Thermal Phonon Resonance in Solid Glass",
Jpn. J. Appl. Phys. 45, pp. 4469-4473 (2006). DOI: 10.1143/JJAP.45.4469

Proceedings

Y. Minami, B. Ofori-Okai, P. Sivarajah, I. Katayama, J. Takeda, K. A. Nelson, and T. Suemoto,
"Ionic Current in Superionic Conductor Na+ Beta-Alumina Induced by Terahertz Electric Fields",
Infrared and Millimeter and Terahertz Waves (IRMMW-THz), 2019 44th International Conference, p. W2E.2 (2019). DOI: 10.1109/IRMMW-THz.2019.8873978
Y. Minami, T. D. Dao, T. Nagao, M. Kitajima, J. Takeda, and I. Katayama,
"Carrier Multiplication in Bismuth Investigated with Intense THz pump-THz Probe Spectroscopy",
CLEO 2018 Conference Paper, p. SM3A.5 (2018). DOI: 10.1364/CLEO_SI.2018.SM3A.5
Y. Minami, X. M. Lu, N. Kumagai, K. Morita, and T. Kitada,
"Simultaneous Oscillation of Two-Color Laser Lights from a GaAs/AlGaAs Coupled Multilayer Cavity",
CLEO 2018 Conference Paper, p. JTu2A.20 (2018). DOI: 10.1364/CLEO_AT.2018.JTu2A.20
I. Katayama, R. Xu, Y. Minami, K. Yanagi, M. Kitajima, and J. Takeda,
"Chirality Dependent Coherent Phonon Dynamics in Carbon Nanotube Solutions",
CLEO 2017 Conference Paper, p. FTh3F.6 (2017). DOI: 10.1364/CLEO_QELS.2017.FTh3F.6
M. Nishikino, N. Hasegawa, T. Tomita, Y. Minami, T. Eyama, N. Kakimoto, R. Izutsu, M. Baba, T. Kawachi, and T. Suemoto,
"Observation of fs-laser spallative ablation using soft X-ray laser probe",
Proc. SPIE 10091, 100910O (2017). DOI: 10.1117/12.2255725
I. Katayama, M. Kobayashi, Y. Minami, J. Takeda, C. L. Johnson, P. D. Salmans, N. R. Ellesworth, and J. A. Johnson,
"Single-shot Terahertz Detection Using a GHz Bandwidth Oscilloscope",
Infrared and Millimeter and Terahertz Waves (IRMMW-THz) 2016, 37th International Conference, p. M4B.4 (2016). DOI: 10.1109/IRMMW-THz.2016.7758599
T. Kuribayashi, Y. Shiozawa, Y. Minami, I. Katayama, and J. Takeda,
"Real-Time Mapping of High-Frequency Phonon-Polariton Dispersions in Ferroelectric LiNbO3",
Infrared and Millimeter and Terahertz Waves (IRMMW-THz), 2016 37th International Conference, p. T3D.5 (2016). DOI: 10.1109/IRMMW-THz.2016.7758734
K. Yoshioka, I. Katayama, Y. Minami, M. Kitajima, S. Yoshida, H. Shigekawa, and J. Takeda,
"Coherent Control of the Motion of Electrons in a Tunnel Junction via Single-Cycle THz Electric Field",
Infrared and Millimeter and Terahertz Waves (IRMMW-THz), 2016 37th International Conference, p. W2E.2 (2016). DOI: 10.1109/IRMMW-THz.2016.7758877
M. Kobayashi, J. A. Johnson, Y. Minami, C. L. Johnson, P. D. Salmans, N. R. Ellsworth, J. Takeda, and I. Katayama,
"Fast-Frame Single-Shot Acquisition of Ultrafast Waveforms",
International Conference on Ultrafast Phenomena 2016, p. UTh4A.28 (2016). DOI: 10.1364/UP.2016.UTh4A.28
I. Katayama, K. Maekawa, Y. Minami, M. Kitajima, K. Yanagi, and J. Takeda,
"Femtosecond Carrier Dynamics of Metallic Single-Walled Carbon Nanotubes under Applied Bias-Voltage",
International Conference on Ultrafast Phenomena 2016, p. UW4A.16 (2016). DOI: 10.1364/UP.2016.UW4A.16
M. Nishikino, N. Hasegawa, N. Ohnishi, A. M. Ito, Y. Minami, N. A. Inogamov, V. Zakhovsky, A. Y. Faenov, T. Suemoto, and T. Kawachi,
"Study on Initial Process of fs Laser Ablation Dynamics by using Soft x-ray Laser Probe",
CLEO 2016 Conference Paper, p. STh3Q.1 (2016). DOI: 10.1364/CLEO_SI.2016.STh3Q.1
Y. Minami, T. D. Dao, T. Nagao, J. Takeda, M. Kitajima, and I. Katayama,
"Electron Dynamics in a Gold Thin Film Accelerated via an Intense Terahertz Field",
CLEO 2015 Conference Paper p. STu4H.2 (2015). DOI: 10.1364/CLEO_SI.2015.STu4H.2
I. Katayama, K. Masuda, K. Horiuchi, Y. Minami, and J. Takeda,
"Terahertz Response of Long-lived Photoexcited Electrons in Silicon Observed Using Single-shot Terahertz Spectroscopy",
CLEO 2015 Conference Paper p. STu4H.4 (2015). DOI: 10.1364/CLEO_SI.2015.STu4H.4
K. Yoshioka, Y. Minami, T. D. Dao, T. Nagao, K. Shudo, J. Takeda, M. Kitajima, and I. Katayama,
"Nonlinear Response of Au Nanostructures Observed with Intense THz Pulses",
39th International Conference on Infrared and Millimeter and Terahertz Waves (IRMMW-THz 2014), Abstracts p. W2/C-14.7 (2014). DOI: 10.1109/IRMMW-THz.2014.6956365
Y. Minami, T. D. Dao, T. Nagao, J. Takeda, M. Kitajima, and I. Katayama,
"Nonlinear Carrier Responses in Gold Thin Films Induced by Intense Terahertz Waves",
Ultrafast Phenomena XIX Springer Proceedings in Physics 162, pp. 626-629 (2014). DOI: 10.1364/UP.2014.07.Mon.P1.29
K. Maekawa, K. Sato, Y. Minami, I. Katayama, J. Takeda, K. Yanagi, and M. Kitajima,
"Electrochemical Control of Coherent Phonon Generations in Single-walled Metallic Carbon Nanotubes",
Ultrafast Phenomena XIX Springer Proceedings in Physics 162, pp. 356-359 (2014). DOI: 10.1364/UP.2014.07.Mon.P1.42
K. Araki, Y. Minami, T. D. Dao, T. Nagao, J. Takeda, M. Kitajima, and I. Katayama,
"Nonlinear Carrier Dynamics in Semi-Metal Bismuth Induced by Intense Terahertz Field",
Ultrafast Phenomena XIX Springer Proceedings in Physics 162, pp. 633-636 (2014). DOI: 10.1364/UP.2014.09.Wed.P3.29
W. Oba, I. Katayama, Y. Minami, T. Saiki, and J. Takeda,
"Single-shot Real-time Observation of Ultrafast Amorphization in Ge2Sb2Te5 Thin Film",
Ultrafast Phenomena XIX Springer Proceedings in Physics 162, pp. 352-355 (2014). DOI: 10.1364/UP.2014.08.Tue.P2.38
Y. Minami, K. Araki, T. D. Dao, T. Nagao, J. Takeda, M. Kitajima, and I. Katayama,
"Carrier Dynamics of a Bismuth Thin Film Accelerated via Intense Terahertz Field",
CLEO 2014 Conference Paper p. JW2A.62 (2014). DOI: 10.1364/CLEO_AT.2014.JW2A.62
M. Nishikino, N. Hasegawa, T. Tomita, Y. Minami, R. Takei, M. Baba, T. Eyama, S. Takayoshi, T. Kawachi, D. Hatomi, N. Ohnishi, M. Yamagiwa, and T. Suemoto,
"Observation of the nano-scale surface dynamics of femtosecond laser ablation by time-resolved soft x-ray imaging technique",
SPIE Proceedings, 8849, 88490E (2013). DOI: 10.1117/12.2022834
I. Katayama, Y. Hayashi, K. Masuda, Y. Minami, and J. Takeda,
"Single-shot Terahertz Spectrometer Using an Echelon Mirror and Air Plasma",
Conference on Lasers and Electro-Optics/Pacific Rim (CLEO-PR 2013), p. MC2_4 (2013). DOI: 10.1109/CLEOPR.2013.6599987
M.F. Avila-Ortega, I. Katayama, Y. Minami, J. Takeda, and M. Kitajima,
"Ultrafast Dynamics of the Interlayer Shearing Mode in Au Graphite Nanostructures",
Conference on Lasers and Electro-Optics/Pacific Rim (CLEO-PR 2013), p. WPB_23 (2013). DOI: 10.1109/CLEOPR.2013.6600515
T. Ohshima, Y. Minami, I. Katayama, and J. Takeda,
"Broadband THz Time-Domain Spectroscopy of Halogen-Bridged Platinum Complexes",
Conference on Lasers and Electro-Optics/Pacific Rim (CLEO-PR 2013), p. WPC_2 (2013). DOI: 10.1109/CLEOPR.2013.6600522
I. Katayama, Y. Ikegaya, Y. Minami, and J. Takeda,
"Control of Phonon Polariton Propagation in LiNbO3 Single Crystals",
CLEO 2013 Conference Paper p. JTh2A.25 (2013). DOI: 10.1364/CLEO_QELS.2013.JTh2A.25
T. Takizawa, I. Katayama, Y. Minami, M. Kitajima, and J. Takeda,
"E-mode Phonon-Polariton Dispersion in LiNbO3 Probed via Frequency-Resolved Coherent Phonon Spectroscopy",
CLEO 2013 Conference Paper p. JTh2A.39 (2013). DOI: 10.1364/CLEO_QELS.2013.JTh2A.39
K. Sato, I. Katayama, K. Tahara, Y. Minami, J. Takeda, K. Yanagi, and M. Kitajima,
"Resonant Enhancement of Coherent High-Order Phonons in Single-Walled Carbon Nanotubes",
CLEO 2013 Conference Paper p. JTh2A.46 (2013). DOI: 10.1364/CLEO_QELS.2013.JTh2A.46
Y. Minami, Y. Hayashi, J. Takeda, and I. Katayama,
"Single-Shot Observation of THz Field with a Reflective Echelon Mirror",
CLEO 2013 Conference Paper p. CW1K.2 (2013). DOI: 10.1364/CLEO_SI.2013.CW1K.2
N. Hasegawa, M. Yamamoto, K. Terakawa, M. Nishikino, Y. Ochi, Y. Minami, T. Tomita, T. Kawachi, and T. Suemoto,
"Development of the x-ray interferometer and the method of temporal synchronization of x-ray and optical pulse",
AIP Conf. Proc. 1465, 23 (2012). DOI: 10.1063/1.4737533
N. Hasegawa, Y. Ochi, T. Kawachi, M. Nishikino, M. Ishino, T. Imazono, T. Kaihori, T. Morita, A. Sasaki, K. Terakawa, Y. Minami, M. Baba, T. Tomita, M. Yamamoto, M. Yamagiwa, and T. Suemoto,
"Observation of the Laser-Induced Surface Dynamics Using the Single-Shot Soft X-Ray Laser Probe",
X-Ray Lasers 2012, the series Springer Proceedings in Physics, 147, pp. 117-120 (2012). DOI: 10.1007/978-3-319-00696-3_19
K. Yamaguchi, T. Kurihara, Y. Minami, M. Nakajima, and T. Suemoto,
"Observation of Spontaneous Spin Reorientation in ErFeO3 with Terahertz Time Domain Spectroscopy",
Infrared and Millimeter and Terahertz Waves (IRMMW-THz), 2012 37th International Conference, p. Thu-B-4-3 (2012). DOI: 10.1109/IRMMW-THz.2012.6380248
N. Hasegawa, Y. Ochi, T. Kawachi, M. Nishikino, M. Ishino, T. Imazono, T. Kaihori, A. Sasaki, K. Terakawa, Y. Minami, T. Tomita, M. Yamamoto, Y. Umeda, M. Yamagiwa, T. Suemoto,
"Observation of the laser-induced surface dynamics by the single-shot x-ray laser interferometer",
Proc. SPIE 8140, 81400G (2011). DOI: 10.1117/12.893442
Y. Minami, M. Nakajima, and T. Suemoto,
"Effect of Prepulse on Intense THz Emission from Plasma Induced by Two-Color Laser Pulses",
Infrared Millimeter and THz Waves (IRMMW-THz), 2010 35th International Conference, pp. Th-P.42 1-2 (2010). DOI: 10.1109/ICIMW.2010.5612421
T. Suemoto, K. Terakawa, Y. Minami, Y. Ochi, N. Hasegawa, T. Kawachi, T. Tomita, M. Yamamoto, and M. Deki,
"Soft X-Ray Interferometer for Time-Resolved Diagnostics of Laser-Aided Nano-Fabrication",
Ultrafast Phenomena XVII Proceedings of the 17th International Conference (2010). DOI: 10.1364/UP.2010.TuE1

Presentation at International Conference

T. Kaizu, I. Kohama, Y. Minami, T. Kitada, Y. Harada, O. Kojima, T. Kita, and O. Wada,
"Lateral Photoconductivity of Multiple-Stacked InAs/GaAs Quantum Dot Structure for Photoconductive Antenna Device",
Compound Semiconductor Week (CSW) 2021, WeC2, online (Stockholm, Sweden), 12 May. 2021.
Y. Minami, B. Ofori-Okai, P. Sivarajah, I. Katayama, J. Takeda, K. A. Nelson, and T. Suemoto,
"Ionic Current in Superionic Conductor Na+ Beta-Alumina Induced by Terahertz Electric Fields",
44th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz) 2019, Mo-Po1-5, Paris, France, 2 Sep. 2019.
N. Hasegawa, M. Nishikino, M. Ishino, D. Thanh-Hung, T. Kawachi, Y. Minami, M. Baba, and T. Suemoto,
"Observation of the femtosecond laser ablation dynamics of metals by using the soft x-ray laser",
Laser Solutions for Space and the Earth 2019, Yokohama, 24 Apr. 2019.
Y. Minami, X. M. Lu, N. Kumagai, K. Morita, and T. Kitada,
"Time Resolved Measurement of Two-Color Laser Lights Emitted from a GaAs/AlGaAs Coupled Multilayer Cavity",
23rd Microoptics Conference (MOC 2018), H-4, Taipei, Taiwan, 18 Oct. 2018.
N. Hasegawa, M. Nishikino, M. Ishino, D. Thanh-Hung, Y. Minami, M. Baba, T. Kawachi, and T. Suemoto,
"Study of the laser ablation process of metals by using the soft x-ray laser",
16th International Conference onf X-Ray Lasers, Prague, Czech Republic, 9 Oct. 2018.
J. Takeda, K. Yoshioka, Y. Minami, Y. Arashida, I. Katayama,
"THz-Field-Driven Electron Tunneling On The Nanoscale",
IRMMW-THz 2018, Th-P1-1b-3, Nagoya, Japan, 13 Sep. 2018.
(Keynote)
I. Katayama, H. Kawakami, K. Araki, Y. Arashida, Y. Minami, L-W. Nien, O. S. Handegard, T. Nagao, M. Kitajima, and J. Takeda,
"Ultrafast Carrier Generation in Bi1-xSbx Thin Films Induced by Intense Monocycle Terahertz Pulses"
International Conference on Ultrafast Phenomena 2018, TUE.PO.14, Hambrug, Germany, 15-20 Jul. 2018.
Y. Minami, T. D. Dao, T. Nagao, M. Kitajima, J. Takeda, and I. Katayama,
"Carrier Multiplication in Bismuth Investigated with Intense THz pump-THz Probe Spectroscopy",
The Conference on Lasers and Electro-Optics (CLEO 2018), Abstracts p. SM3A.5, San Jose, USA, May 2018.
Y. Minami, X. M. Lu, N. Kumagai, K. Morita, and T. Kitada,
"Simultaneous Oscillation of Two-Color Laser Lights from a GaAs/AlGaAs Coupled Multilayer Cavity",
The Conference on Lasers and Electro-Optics (CLEO 2018), Abstracts p. JTu2A.20, San Jose, USA, May 2018.
M. Kobayashi, Y. Arashida, Y. Minami, J. Takeda, J. A. Johnson, and I. Katayama,
"High-Repetition-Rate Single-Shot Spectroscopy of Photoinduced Phase-Change Materials",
The 24th Congress of the International Commission for Optics (ICO-24), Tokyo, Aug. 2017.
M. Nishikino, N. Hasegawa, T. Tomita, Y. Minami, T. Eyama, N. Kakimoto, R. Izutsu, M. Baba, T. Kawachi, and T. Suemoto,
"Observation of fs-laser spallative ablation using soft X-ray laser probe",
Proceedings of SPIE, Vol.10091, 100910O, San Francisco, 2017.
T. Kitada, X. M. Lu, Y. Minami, N. Kumagai, and K. Morita,
"Room-Temperature Two-Color Lasing by Current Injection into a GaAs/AlGaAs Coupled Multilayer Cavity Fabricated by Wafer Bonding",
2017 International Conference on Solid State Devices and Materials (SSDM2017), G-3-07, Sendai, Sep. 2017.
X. M. Lu, Y. Minami, N. Kumagai, and T. Kitada,
"Sublattice Reversal in GaAs/Ge/GaAs (113)B heterostructures and its application to THz emitting devices based on a coupled multilayer cavity",
2017 International Conference on Solid State Devices and Materials (SSDM2017), G-3-02, Sendai, Sep. 2017.
I. Katayama, R. Xu, Y. Minami, K. Yanagi, M. Kitajima, and J. Takeda,
"Chirality Dependent Coherent Phonon Dynamics in Carbon Nanotube Solutions",
The Conference on Lasers and Electro-Optics (CLEO 2017), Abstracts p. FTh3F.6, San Jose, USA, May 2017.
X. M. Lu, Y. Minami, and T. Kitada,
"Sublattice reversal in GaAs/Ge/GaAs (113)B heterostructures grown by MBE",
The 44th International Symposium on Compound Semiconductor (ISCS2017), Abstracts B8.6, Berlin, Germany, May 2017.
K. Yoshioka, I. Katayama, Y. Minami, M. Kitajima, S. Yoshida, H. Shigekawa, and J. Takeda,
"Ultrafast Manipulation of Electron Transfer in a Tunnel Junction using Carrier-Envelope Phase Controlled THz-STM",
24th International Colloquium on Scanning Probe Microscopy (ICSPM24), Hawaii, USA, Dec. 2016.
I. Katayama, M. Kobayashi, Y. Minami, J. Takeda, C. L. Johnson, P. D. Salmans, N. R. Ellesworth, and J. A. Johnson,
"Single-shot Terahertz Detection Using a GHz Bandwidth Oscilloscope",
41st International Conference on Infrared, Millimater and Terahertz Waves (IRMMW-THz 2016), Abstracts p. M4B.4, Copenhagen, Denmark, Sep. 2016.
T. Kuribayashi, Y. Shiozawa, Y. Minami, I. Katayama, and J. Takeda, "Real-Time Mapping of High-Frequency Phonon-Polariton Dispersions in Ferroelectric LiNbO3",
41st International Conference on Infrared, Millimater and Terahertz Waves (IRMMW-THz 2016), Abstracts p. T3D.5, Copenhagen, Denmark, Sep. 2016.
K. Yoshioka, I. Katayama, Y. Minami, M. Kitajima, S. Yoshida, H. Shigekawa, and J. Takeda,
"Coherent Control of the Motion of Electrons in a Tunnel Junction via Single-Cycle THz Electric Field",
41st International Conference on Infrared, Millimater and Terahertz Waves (IRMMW-THz 2016), Abstracts p. W2E.2, Copenhagen, Denmark, Sep. 2016.
M. Kobayashi, J. A. Johnson, Y. Minami, C. L. Johnson, P. D. Salmans, N. R. Ellsworth, J. Takeda, and I. Katayama,
"Fast-Frame Single-Shot Acquisition of Ultrafast Waveforms",
International Conference on Ultrafast Phenomena 2016, Abstracts p. UTh4A.28, Santa Fe, USA, Jul. 2016.
I. Katayama, K. Maekawa, Y. Minami, M. Kitajima, K. Yanagi, and J. Takeda,
"Femtosecond Carrier Dynamics of Metallic Single-Walled Carbon Nanotubes under Applied Bias-Voltage",
International Conference on Ultrafast Phenomena 2016, p. UW4A.16, Santa Fe, USA, Jul. 2016.
K. Yoshioka, I. Katayama, Y. Minami, M. Kitajima, S. Yoshida, H. Shigekawa, and J. Takeda,
"Real-Space Control of the Electron Transfer in a Tunnel Junction with Single-Cycle THz Electric Field",
Ultrafast Dynamics at the Nanoscale 2016, Okinawa, Japan, Jul. 2016.
M. Nishikino, N. Hasegawa, N. Ohnishi, A. M. Ito, Y. Minami, N. A. Inogamov, V. Zakhovsky, A. Ya. Faenov, T. Suemoto, and T. Kawachi,
"Study on Initial Process of fs Laser Ablation Dynamics by using Soft x-ray Laser Probe",
The Conference on Lasers and Electro-Optics (CLEO 2016), Abstracts p. STh3Q.1, San Jose, USA, Jun. 2016.
(Invited)
M. Nishikino, T. Kawachi, N. Hasegawa, M. Ishino, Y. Minami, T. Suemoto, N. Ohnishi, A. M. Ito, K. Sato, A. Y. Faenov, N. A. Inogamov, and M. Yamagiwa,
"Observation of dynamics and modification of solid surface using a picosecond soft x-ray laser",
SPIE Optics and Photonics 2015, Abstracts p. 958902, San Diego, USA, Aug. 2015.
Y. Minami, K. Araki, T. D. Dao, T. Nagao, M. Kitajima, J. Takeda, and I. Katayama,
"Electron Dynamics in Bi "Relativistically" Accelerated via Intense Terahertz Transient",
International Symposium on Frontiers in Terahertz Technology 2015 (FTT 2015), Pos.1.25, Hamamatsu, Japan, Aug. 2015.
N. Inogamov, V. Khokhlov, Y. Petrov, V. Zhakhovsky, K. Migdal, D. Ilnitsky, N. Hasegawa, M. Nishikino, M. Yamagiwa, M. Ishino, T. Kawachi, A. Faenov, T. Pikuz, S. Takayoshi, T. Eyama, N. Kakimoto, T. Tomita, M. Baba, Y. Minami, T Suemoto,
"Rarefaction after fast laser heating of thin metal film on a glass mount: spallation and inflation from one-dimensional to threedimensional ablation flow",
Bulletin of the American Physical Society, 60, Abstracts J6.00004, Tampa, USA, June 2015.
Y. Minami, K. Masuda, K. Horiuchi, M. Kitajima, J. Takeda, and I. Katayama,
"Long-lived Photoexcited Carriers in Si Revealed via THz Single-shot Spectroscopy",
9th International Symposium on Ultrafast Surface Dynamics (USD9), Abstracts p. 29, Moriyama, Japan, May 2015.
I. Katayama, K. Sato, Y. Minami, M Kitajima, K. Yanagi, and J. Takeda,
"Resonances of Electron-Phonon Coupling in Metallic Single-Walled Carbon Nanotubes",
9th International Symposium on Ultrafast Surface Dynamics (USD9), Abstracts p. 42, Moriyama, Japan, May 2015.
Y. Minami, T. D. Dao, T. Nagao, J. Takeda, M. Kitajima, and I. Katayama,
"Electron Dynamics in a Gold Thin Film Accelerated via an Intense Terahertz Field",
The Conference on Lasers and Electro-Optics (CLEO 2015), Abstracts p. STu4H.2, San Jose, USA, May 2015.
I. Katayama, K. Masuda, K. Horiuchi, Y. Minami, and J. Takeda,
"Terahertz Response of Long-lived Photoexcited Electrons in Silicon Observed Using Single-shot Terahertz Spectroscopy",
The Conference on Lasers and Electro-Optics (CLEO 2015), Abstracts p. STu4H.4, San Jose, USA, May 2015.
M. Nishikino, N. Hasegawa, T. Tomita, T. Eyama, N. Kakimoto, N. Ohnishi, A. M. Ito, M. Baba, Y. Minami, A. Faenov, N. Inogamov, T. Kawachi, M. Yamagiwa, and T. Suemoto,
"Observation of Femtosecond Laser Ablation Process on Tungsten by Using a Soft X-Ray Laser Probe",
OPTICS & PHOTONICS International Congress (OPIC 2015), Abstracts p. ###, Yokohama, Japan, Apr. 2015.
J. Takeda, Y. Minami, and I. Katayama,
"Broadband Single-Shot Spectroscopy Applicable to Photoinduced Nonlinear Dynamics",
Korea-Japan Joint Symposium on Semiconductor Physics and Nanophotonics in Korean Physical Society, Daejeon, Korea, Apr. 2015.
(Invited)
I. Katayama, W. Oba, Y. Minami, T. Saiki, and J. Takeda,
"Ultrafast Dynamics of Phase-Change Materials Observed Using Echelon-Based Single-Shot Setups",
Phase Change Oriented Science (PCOS), S41, Hamamatsu, Japan, Dec. 2014.
(Invited)
W. Oba, I. Katayama, Y. Minami, T. Saiki, and J. Takeda,
"Ultrafast Amorphization of GeTe Induced by Femtosecond Laser Pulses",
Phase Change Oriented Science (PCOS), Hamamatsu, P02, Hamamatsu, Japan, Dec. 2014.
Y. Minami, K. Araki, T. D. Dao, T. Nagao, J. Takeda, M. Kitajima, and I. Katayama
"Nonlinear Dynamics of Electrons on Dirac-Like Band in Semi-Metal Bismuth Induced by an THz Electric Pulse",
International Symposium on Computics: Quantum Simulation and Design (ISC-QSD), Abstracts p. P-22, Tokyo, Japan, Dec. 2014.
I. Katayama, K. Maekawa, K. Sato, Y. Minami, K. Yanagi, M. Kitajima, and J. Takeda,
"Fermi Energy Dependence of High-Frequency Coherent Phonons in Metallic Carbon Nanotubes",
International Symposium on Computics: Quantum Simulation and Design (ISC-QSD), Abstracts p. P-21, Tokyo, Japan, Dec. 2014.
W. Oba, I. Katayama, Y. Minami, T. Saiki, and J. Takeda,
"Single-Shot Visualization of Ultrafast Amorphization in Chalcogenide Alloy Thin Films",
International Symposium on Computics: Quantum Simulation and Design (ISC-QSD), Abstracts p. P-23, Tokyo, Japan, Dec. 2014.
N. Hasegawa, T. Tomita, M. Nishikino, T. Eyama, N. Kakimoto, N. Ohnishi, A. M. Ito, M. Baba, Y. Minami, T. Kawachi, M. Yamagiwa, and T. Suemoto,
"A study of the femto-second laser ablation process in metals by using a soft x-ray laser probe",
Plasma Conference 2014, Niigata, Nov. 2014.
M. Nishikino, N. Hasegawa, T. Tomita, T. Eyama, N. Kakimoto, N. Ohnishi, A. M. Ito, M. Baba, Y. Minami, T. Kawachi, M. Yamagiwa, and T. Suemoto,
"Observation of Femtosecond Laser Ablation on Tungsten by using Soft X-ray Laser",
Plasma Conference 2014, Niigata, Nov. 2014.
N. Kakimoto, T. Eyama, T. Tomita, N. Hasegawa, M. Nishikino, Y. Minami, R. Takei, M. Baba, T. Kaihori, T. Morita, Y. Hirano, T. Kawachi, M. Yamagiwa, and T. Suemoto,
"Observation of femtosecond laser ablation process in nano-seconds region by soft x-ray shadow graph",
9th International Conference on Photo-Excited Processes and Applications, p.119, Matsue, Oct. 2014.
M. B. Agranat, S. I. Ashitkov, M. Baba, T. Eyama, A. Faenov, N. Hasegawa, D. Hatomi, D. K. Ilnitsky, N. A. Inorgamov, T. Kawachi, V. A. Khokhlov, Y. Minami, M. Nishikino, N. Ohnishi, P. Tatian, V. V. Shepelev, T. Suemoto, S. Takayoshi, R. Takei, T. Tomita, M. Yamagiwa, V. V. Zhakhovsky, and Y. V. Petrov,
"Hydrodynamics driven by ultrashort laser pulse",
9th International Conference on Photo-Excited Processes and Applications, p.30, Matsue, Sep. 2014.
K. Yoshioka, Y. Minami, T. D. Dao, T. Nagao, K. Shudo, J. Takeda, M. Kitajima, I. Katayama,
"Nonlinear Response of Au Nanostructures Observed with Intense THz Pulses",
39th International Conference on Infrared and Millimeter and Terahertz Waves (IRMMW-THz 2014), Abstracts p. W2/C-14.7, Tucson, USA, Sep. 2014.
(Student Award (2nd Place))
Y. Minami, T. D. Dao, T. Nagao, J. Takeda, M. Kitajima, and I. Katayama,
"Nonlinear Carrier Responses in Gold Thin Films Induced by Intense Terahertz Waves",
International Conference on Ultrafast Phenomena (UP 2014), Abstracts p. 07.Mon.P1.29, Ginowan, Japan, Jul. 2014.
K. Maekawa, K. Sato, Y. Minami, I. Katayama, J. Takeda, K. Yanagi, and M. Kitajima,
"Electrochemical Control of Coherent Phonon Generations in Single-walled Metallic Carbon Nanotubes",
International Conference on Ultrafast Phenomena (UP 2014), Abstracts p. 07.Mon.P1.42, Ginowan, Japan, Jul. 2014.
W. Oba, I. Katayama, Y. Minami, T. Saiki, and J. Takeda,
"Single-shot Real-time Observation of Ultrafast Amorphization in Ge2Sb2Te5 Thin Film",
International Conference on Ultrafast Phenomena (UP 2014), Abstracts p. 08.Tue.P2.38, Ginowan, Japan, Jul. 2014.
K. Araki, Y. Minami, T. D. Dao, T. Nagao, J. Takeda, M. Kitajima, I. Katayama,
"Nonlinear Carrier Dynamics in Semi-Metal Bismuth Induced by Intense Terahertz Field",
International Conference on Ultrafast Phenomena (UP 2014), Abstracts p. 09.Wed.P3.29, Ginowan, Japan, Jul. 2014.
Y. Minami, K. Araki, T. D. Dao, T. Nagao, J. Takeda, M. Kitajima, and I. Katayama,
"Carrier Dynamics of a Bismuth Thin Film Accelerated via Intense Terahertz Field",
The Conference on Lasers and Electro-Optics (CLEO 2014), Abstracts p. JW2A.62, San Jose, USA, Jun. 2014.
M. Nishikino, N. Hasegawa, T. Eyama, N. Kakimoto, T. Tomita, D. Hatomi, N. Ohnishi, A. Ito, Y. Minami, M. Baba, T. Kawachi, M. Yamagiwa, and T. Suemoto,
"Observation of Weakly Excited Ablation Dynamics with Femtosecond Laser by using Time-Resolved Soft X-ray Imaging Technique",
14th International Conference for X-Ray Lasers 2014, Colorado, USA, May 2014.
T. Eyama, N. Kakimoto, T. Tomita, N. Hasegawa, M. Nishikino, Y. Minami, R. Takei, M. Baba, T. Kaihori, T. Morita, Y. Hirano, T. Kawachi, M. Yamagiwa, and T. Suemoto,
"Direct observation of femtosecond laser ablation on metals by plasma-based soft x-ray laser",
International conference on HIGH ENERGY DENSITY SCIENCES 2014, p. HEDSp9-31, Yokohama, Japan, Apr. 2014.
T. Tomita, N. Hasegawa, M. Nishikino, T. Eyama, Y. Minami, R. Takei, M. Baba, T. Kaihori, T. Morita, Y. Hirano, T. Kawachi, M. Yamagiwa, and T. Suemoto,
"Observation of the transient state of the femtosecond laser ablation phenomena on various metals",
8th International Conference on Reactive Plasmas 31st Symposium on Plasma Processing, p.6P-PM-S14-P34, Fukuoka, Japan, Feb. 2014.
M. Nishikino, N. Hasegawa, T. Tomita, Y. Minami, R. Takei, M. Baba, T. Eyama, S. Takayoshi, T. Kawachi, M. Yamagiwa, and T. Suemoto,
"Observation of the surface dynamics of femtosecond laser ablation by time-resolved soft x-ray imaging techinique",
The Eighth International Conference on Inertial Fusion Sciences and Applications, p.401, Nara, Japan, Sep. 2013.
T. Eyama, T. Tomita, M. Nishikino, N. Hasegawa, Y. Minami, R. Takei, M. Baba, Y. Hirano, T. Morita, T. Kawachi, M. Yamagiwa, and T. Suemoto,
"Femtosecond laser ablation process on platinum and gold observed by plasma-based soft x-ray laser",
The Eighth International Conference on Inertial Fusion Sciences and Applications, p.402, Nara, Japan, Sep. 2013.
M. Nishikino, N. Hasegawa, T. Tomita, Y. Minami, R. Takei, M. Baba, T. Eyama, S. Takayoshi, T. Kawachi, M. Yamagiwa, and T. Suemoto,
"Observation of the nano-scale surface dynamics of femtosecond laser ablation by time-resolved soft x-ray imaging technique",
SPIE Optics + Photonics 2013, p.8849-13, San Diego, USA, Aug. 2013.
(Invited)
T. Tomita, M. Nishikino, N. Hasegawa, Y. Minami, R. Takei, M. Baba, T. Eyama, S. Takayoshi, T. Kaihori, T. Morita, Y. Hirano, T. Kawachi, M. Yamagiwa, and T. Suemoto,
"Time-resolved soft x-ray imaging of femtosecond laser ablation process in metals",
The 6th International Congress on Laser Advanced Materials Processing, p.70, Niigata, Japan, Jul. 2013.
N. Hasegawa, T. Tomita, M. Nishikino, Y. Minami, M. Baba, R. Takei, T. Kaihori, Y. Hirano, T. Morita, T. Kawachi, M. Yamagiwa, and T. Suemoto,
"A study of the femto-second laser ablation process in metals by using a single shot soft x-ray laser probe",
The 12th Asia Pacific Physics Conference, Chiba, Japan, Jul. 2013.
I. Katayama, Y. Hayashi, K. Masuda, Y. Minami, and J. Takeda,
"Single-shot Terahertz Spectrometer Using an Echelon Mirror and Air Plasma",
The 10th Conference on Lasers and Electro-Optics Pacific Rim (CLEO-PR 2013), Abstracts p. 62, Kyoto, Japan, Jul. 2013.
M. F. Avila-Ortega, I. Katayama, Y. Minami, J. Takeda, and M. Kitajima,
"Ultrafast Dynamics of the Interlayer Shearing Mode in Au Graphite Nanostructures",
The 10th Conference on Lasers and Electro-Optics Pacific Rim (CLEO-PR 2013), Abstracts p. 62, Kyoto, Japan, Jul. 2013.
T. Ohshima, Y. Minami, I. Katayama, and J. Takeda,
"Broadband THz Time-Domain Spectroscopy of Halogen-Bridged Platinum Complexes",
The 10th Conference on Lasers and Electro-Optics Pacific Rim (CLEO-PR 2013), Abstracts p. 62, Kyoto, Japan, Jul. 2013.
I. Katayama, Y. Ikegaya, Y. Minami, and J. Takeda,
"Control of Phonon Polariton Propagation in LiNbO3 Single Crystals",
The Conference on Lasers and Electro-Optics (CLEO 2013), Abstracts p. JTh2A.25, San Jose, USA, Jun. 2013.
K. Sato, I. Katayama, K. Tahara, Y. Minami, J. Takeda, K. Yanagi, and M. Kitajima,
"Resonant Enhancement of Coherent High-Order Phonons in Single-Walled Carbon Nanotubes",
The Conference on Lasers and Electro-Optics (CLEO 2013), Abstracts p. JTh2A.46, San Jose, USA, Jun. 2013.
T. Takizawa, I. Katayama, Y. Minami, M. Kitajima, and J. Takeda,
"E-mode Phonon-Polariton Dispersion in LiNbO3 Probed via Frequency-Resolved Coherent Phonon Spectroscopy",
The Conference on Lasers and Electro-Optics (CLEO 2013), Abstracts p. JTh2A.39, San Jose, USA, Jun. 2013.
Y. Minami, Y. Hayashi, J. Takeda, and I. Katayama,
"Single-Shot Observation of THz Field with a Reflective Echelon Mirror",
The Conference on Lasers and Electro-Optics (CLEO 2013), Abstracts p. CW1K.2, San Jose, USA, Jun. 2013.
J. Takeda, Y. Ikegaya, H. Sakaibara, Y. Minami, and I. Katayama,
"Single-Shot Time-Frequency Mapping of Coherently Controlled Phonon-Polariton Propagations in Ferroelectric LiNbO3",
International Workshop on Optical Terahertz Science and Technology 2013 (OTST 2013), Abstracts p. 62, Kyoto, Japan, Apr. 2013.
I. Katayama, Y. Hayashi, Y. Minami, and J. Takeda,
"Single-shot Detection of Terahertz Electric-Field Waveform Generated Using a Grating-coupled LiNbO3 Single Crystal",
International Workshop on Optical Terahertz Science and Technology 2013 (OTST 2013), Abstracts p. 115, Kyoto, Japan, Apr. 2013.
Y. Minami, T. Ohshima, I. Katayama, and J. Takeda,
"Observation of the asymmetric stretch mode in PtX with a broad-band THz Spectroscopy",
International Workshop on Optical Terahertz Science and Technology 2013 (OTST 2013), Abstracts p. 336, Kyoto, Japan, Apr. 2013.
K. Yamaguchi, T. Kurihara, Y. Minami, M. Nakajima, and T. Suemoto,
"Study of Spin Reorientation Phenomena in Erbium Orthoferrite Observed by Free Induction Decay Signals After Half Cycle THz Pulse Excitation",
International Symposium on Frontiers in Terahertz Technology 2012 (FTT 2012), Pos. 2 31, Nara, Japan, Nov. 2012.
(Student Best Presentation Award)
T. Tomita, M. Nishikino, N. Hasegawa, K. Terakawa, Y. Minami, R. Takei, M. Baba, T. Kaihori, T. Morita, T. Kawachi, M. Yamagiwa, and T. Suemoto,
"The reflective imaging of femtosecond laser ablation dynamics on platinum probed by plasma based soft x-ray laser",
11th Asia-Pacific Conference on Plasma Science and Technology and 25th Symposium on Plasma Science for Materials, Abstracts p. 478, Kyoto, Japan, Oct. 2012.
K. Yamaguchi, T. Kurihara, Y. Minami, M. Nakajima, and T. Suemoto,
"Observation of Spontatneous Spin Reorientation in ErFeO3 with Terahertz Time Domain Spectroscopy",
37th International Conference on Infrared and Millimeter and Terahertz Waves (IRMMW-THz 2012), Abstracts p. Thu-B-4-3, Wollongong, Australia, Sep. 2012.
(Student Award (First Place))
T. Tomita, M. Yamamoto, N. Hasegawa, M. Nishikino, M. Ishino, T. Kaihori, Y. Ochi, T. Kawachi, M. Yamagiwa, R. Takei, Y. Minami, K. Terakawa, and T. Suemoto,
"Femtosecond laser ablation dynamics of platinum observed by soft x-ray reflective imaging",
The 2012 Ultrafast Phenomena Conference, Abstracts p. THU.PIII.13, Lausanne, Switzerland, Jul. 2012.
T. Tomita, M. Nishikino, N. Hasegawa, K. Terakawa, Y. Minami, R. Takei, M. Baba, T. Kaihori, T. Morita, T. Kawachi, M. Yamagiwa, and T. Suemoto,
"Single-shot soft x-ray reflective imaging of femtosecond laser ablation process on platinum",
5th AWCXR & ISSP International Workshop on Coherent Soft-X-ray Sciences, Abstracts p. 5.15, Chiba, Japan, Jun. 2012.
N. Hasegawa, Y. Ochi, T. Kawachi, K. Terakawa, R. Takei, Y. Minami, M. Baba, T. Tomita, M. Nishikino, T. Kaihori, M. Yamagiwa, and T. Suemoto,
"Development of the single shot soft x-ray interferometer for observation of the nanometer-scaled surface dynamics",
5th AWCXR & ISSP International Workshop on Coherent Soft-X-ray Sciences, Abstracts p. 5.3, Chiba, Japan, Jun. 2012.
T. Suemoto, K. Terakawa, R. Takei, Y. Minami, M. Baba, T. Tomita, N. Hasegawa, M. Nishikino, Y. Ochi, M. Yamagiwa, and T. Kawachio,
"Observation of laser ablation dynamics by soft X-ray imaging and interferometry",
5th AWCXR & ISSP International Workshop on Coherent Soft-X-ray Sciences, Abstracts p. 2.6, Chiba, Japan, Jun. 2012.
T. Kawachi, A. Sasaki, M. Nishikino, M. Ishino, N. Hasegawa, T. Imazono, Y. Ochi, M. Tanaka, K. Terakawa, R. Takei, Y. Minami, M. Baba, and T. Tomita, A. Faenov, P. Tatiana, P. Alexander, E. Z. Timur, J. Karol, K. M. Chul, S. Holger, M. Kando, S. Bulanov, K. Kimihiro, M. Yamagiwa, and T. Suemoto
"Source development of laser-driven plasma x-ray lasers",
5th AWCXR & ISSP International Workshop on Coherent Soft-X-ray Sciences, Abstracts p. 2.1, Chiba, Japan, Jun. 2012.
T. Tomita, N. Hasegawa, K. Terakawa, M. Yamamoto, Y. Minami, Y. Ochi, T. Kaihori, M. Nishikino, M. Yamagiwa, T. Kawachi, and T. Suemoto,
"Picosecond snapshot of surface morphology by using coherent soft X-ray pulses",
24th International Microprocesses and Nanotechnology Conference, Abstracts p. 27P-11-92, Kyoto, Japan, Oct. 2011.
N. Hasegawa, Y. Ochi, T. Kawachi, M. Nishikino, M. Ishino, T. Imazono, T. Kaihori, A. Sasaki, K. Terakawa, Y. Minami, T. Tomita, M. Yamamoto, Y. Umeda, M. Yamagiwa, and T. Suemoto,
"Observation of the laser-induced surface dynamics by the single-shot x-ray laser interferometer",
SPIE Optics + Photonics, Abstracts p. 8140-17, San Diego, USA, Aug. 2011.
M. Yamamoto, N. Hasegawa, K. Terakawa, Y. Umeda, T. Tomita, Y. Ochi, T. Kaihori, T. Kawachi, Y. Minami, and T. Suemoto,
"Observation of femtosecond-laser ablation process by using the soft X-ray laser interferometer",
The 12th International Symposium on Laser Precision Microfabrication, Abstracts p.157, Takamatsu, Japan, Jun. 2011.
N. Hasegawa, M. Yamamoto, K. Terakawa, M. Nishikino, Y. Ochi, Y. Minami, T. Tomita, T. Kawachi, and T. Suemoto,
"Development of the x-ray interferometer and the method of temporal synchronization of x-ray and optical pulse",
The 12th symposium on Advanced Photon Research (ISTC-JAEA Joint meeting), Abstracts p. 54, Kizugawa, Japan, May 2011.
M. Yamamoto, N. Hasegawa, T. Tomita, K. Terakawa, Y. Minami, M. Nishikino, M. Ishino, Y. Ochi, T. Kaihori, T. Kawachi, M. Yamagiwa, and T. Suemoto,
"Observation of femtosecond-laser ablation process by soft X-ray laser probe",
The 12th symposium on Advanced Photon Research (ISTC-JAEA Joint meeting), Abstracts p. 59, Kizugawa, Japan, May 2011.
Y. Minami, M. Nakajima, and T. Suemoto,
"Effect of Prepulse on Intense THz Emission from Plasma Induced by Two-Color Laser Pulses",
The 35th International Conference on Infrared, Millimeter and THz Waves (IRMMW-THz 2010), Abstracts p. Th-P.42, Rome, Italy, Sep. 2010.
T. Suemoto, K. Terakawa, Y. Minami, Y. Ochi, N. Hasegawa, T. Kawachi, T. Tomita, M. Yamamoto, and M. Deki,
"Soft X-Ray Interferometer for Time-Resolved Diagnostics of Laser-Aided Nano-Fabrication",
17th International Conference on Ultrafast Phenomena (UP2010), Abstracts pp. TuE1 1-2, Colorado, USA, Jul. 2010.
Y. Minami and K. Sakai,
"Submillisecond Brillouin Scattering Spectroscopy",
COE International Workshop, Abstracts p. 59, Tokyo, Japan, Sep. 2007.
Y. Minami and K. Sakai,
"Observation of Over Damped Ripplon on Highly Viscous Liquid with Optical Beating Spectroscopy",
International Conference on Phonon Scattering in Condensed Matter, Abstracts p. 188, Paris, France, Jul. 2007.
Y. Minami, T. Yogi, and K. Sakai,
"Development of millisecond Brillouin spectroscopy",
The 27th Symposium on ULTRASONIC ELECTRONICS, Extended Abstracts pp. 459-460, Nagoya, Japan, Nov. 2006.
Y. Minami, T. Yogi, and K. Sakai,
"Development of rapid Brillouin scattering spectroscopy",
21st Century COE and SEIKEN International Workshop on Recent Advances in Soft Matter Physics, Extended Abstracts p. 47, Tokyo, Japan, Aug. 2006.
K. Sakai, T. Yogi, Y. Minami, and K. Takagi,
"High Resolution Optical Beating Brillouin Spectroscopy of Solid and Gas materials",
2005 IEEE International Ultrasonic Symposium, Abstracts p. 195, Rotterdam, Holland, Sep. 2005.

Award

2022 Liberal Arts Education Award (Tokushima University)
Young Scientist Award of the Physical Society of Japan 2016 -- Division 5 (Optical Properties of Condensed Matter), "Nonlinear dynamics of electrons in metallic and semi-metallic materials induced via intense THz fields"
Prize for the excellent presentation (The 56th Spring Meeting, 2009, The Japan Society of Applied Physics)

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