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KPSI | Department of Advanced Photon Research

Kansai Photon Science Institute  | Ultrafast Dynamics Group

掲載日:2020年6月11日更新
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Department of Advanced Photon Research

Ultrafast Dynamics Group

Leader:ITAKURA Ryuji

Group member

ITAKURA Ryuji Group Leader
NAGASHIMA Keisuke Senior Principal Researcher
OCHI Yoshihiro Senior Principal Researcher
TSUBOUCHI Masaaki Senior Principal Researcher
AKAGI Hiroshi Senior Principal Researcher
OTOBE Tomohito Senior Principal Researcher
MARUYAMA Momoko Principal Researcher
ISHII Nobuhisa Principal Researcher
ENDO Tomoyuki Researcher
IMASAKA Kotaro Postdoctoral Fellow
HASHMI Arqum Postdoctoral Fellow
HAGIHARA Yuko Assistant


▼Original Papers(Before 2015) ▼Reviews

Research

Original Papers

2020

  • “Propagation of THz irradiation energy through aqueous layers: Demolition of actin filaments in living cells”, S. Yamazaki, M. Harata, Y. Ueno, M. Tsubouchi, K. Konagaya, Y. Ogawa, G. Isoyama, C. Ohtani, H. Hoshina, Sci. Rep. 10, 9008 (2020).
  • “High-speed terahertz color imaging using 100 kHz line sensor camera”, M. Tsubouchi and K. Nagashima, Opt. Express 28, 17820 (2020).
  • "Wavelength-dependence of laser excitation process on silicon surface", T. Otobe, Phys. Rev. Appl., 13, 024062 (2020).
  • "Bromine-isotope selective ionization using field-free alignment of IBr isotopologues with a switched nanosecond laser pulse", H. Akagi, T. Kumada, T. Otobe, R. Itakura, H. Hasegawa, Y. Ohshima, Chem. Lett., 49, 416-418 (2020).
  • "Optical parametric oscillator pumped by a 100-kHz burst-mode Yb-doped fiber laser", K. Nagashima, Y. Ochi, and R. Itakura, Opt. Lett., 45, 674-677 (2020).

2019

  • “Statistical effects of optical parametric noise on signal pulses in synchronously pumped optical parametric oscillator”, K. Nagashima, Y. Ochi, and R. Itakura, J. Opt. Soc. Am. B 36, 3389-3394 (2019).
  • “Macroscopic electron-hole distribution in silicon and cubic silicon carbide by the intense laser pulse”, T. Otobe, J. Appl. Phys., 126, 203101-1-7 (2019).
  • “Dissociative tunneling ionization of NO in asymmetric two-color intense laser fields”, T. Endo, H. Fujise, H. Hasegawa, A. Matsuda, M. Fushitani, O.I. Tolstikhin, T. Morishita, and A. Hishikawa, Phys. Rev. A 100, 053422-1-8 (2019).
  • “Attosecond electro-optic effect in zinc sulfide induced by a laser field”, T. Otobe, Phys. Rev. A, 100, 033401 (2019).
  • “Plasma-mirror frequency-resolved optical gating using a liquid-sheet jet in ultraviolet region”, T. Endo, M. Tsubouchi, and R. Itakura, Opt. Lett. 44, 3234-3237 (2019).
  • “Deformation of an inner valence molecular orbital in ethanol by an intense laser field”, H. Akagi, T. Otobe, and R. Itakura, Sci. Adv., 5, eaaw1885 (2019).
  • “Characterization of 20-fs VUV pulses by plasma-mirror frequency-resolved optical gating”, R. Itakura, H. Akagi, and T. Otobe, Opt. Lett. 44, 2282-2285 (2019). 
  • “High-order harmonic generation from hybrid organic–inorganic perovskites thin films”, H. Hirori, P. Xia, Y. Shinohara, T. Otobe, Y. Sanari, H. Tahara, N. Ishii, J. Itatani, K. L. Ishikawa, T. Aharen, M. Ozaki, A. Wakamiya, and Y. Kanemitsu, APL Mater., 7, 041107 (2019).
  • “Room-temperature bonding with post-heat treatment for composite Yb:YAG ceramic lasers”, K. Fujioka, X. Guo, M. Maruyama, J. Kawanaka, and N. Miyanaga, Opt. Mater., 91, 344-348 (2019).
  • “Incident angle and photon energy dependence of polariton lasing in organic microcavity”, H. Mizuno, H. Akagi, M. Tsubouchi, R. Itakura, H. Katsuki, and H. Yanagi, Jpn. J. Appl. Phys. 58, 052003-1-7 (2019).
  • "Anisotropy and polarization dependence of multiphoton charge carrier generation rate in diamond", M. Kozák, T. Otobe, M. Zukerstein, F. Trojánek, and P. Malý, Phys. Rev. B, 99, 104305-1-9 (2019).
  • "Theory for Electron Excitation in Dielectrics under an Intense Linear and Circularly Polarized Laser Fields", T. Otobe, Y. Shinohara, S. A. Sato, and K. Yabana, J. Phys. Soc. Jpn. 88, 024706 (2019).
  • "SALMON: Scalable Ab-initio Light–Matter simulator for Optics and Nanoscience", M. Noda, S. A. Sato, Y. Hirokawa, M. Uemoto, T. Takeuchi, S. Yamada, A. Yamada, Y. Shinohara, M. Yamaguchi, K. Iida, I. Floss, T. Otobe, K.M. Lee, K. Ishimura, T. Boku, G. F. Bertsch, K. Nobusada, and K. Yabana, Comp. Phys. Comm. 235, 356-365 (2019).

2018

  • “High-speed terahertz waveform measurement for intense terahertz light using 100-kHz Yb-doped fiber laser”, M. Tsubouchi and K. Nagashima, Sensors, 18, 1936 (2018).
  • “Coherent detection of THz-induced sideband emission from excitons in the nonperturbative regime”, K. Uchida, T. Otobe, T. Mochizuki, C. Kim, M. Yoshita, K. Tanaka, H. Akiyama, L. N. Pfeiffer, K. W. West, and H. Hirori , Phys. Rev. B. 97, 165122-1-7 (2018).
  • “Improvement of contact grating device for efficient terahertz wave generation using bi-angular filter”, K. Nagashima, M. Tsubouchi, Y. Ochi, M. Maruyama, J. Appl. Phys. 123, 123104-1-6 (2018).
  • “Isotope-selective ionization utilizing field-free alignment of isotopologues using a switched nanosecond laser pulse”, H. Akagi, T. Kumada, T. Otobe, R. Itakura, H. Hasegawa, Y. Ohshima, Appl. Phys. B 124, 14-1-8 (2018).

2017

  • “Analytical formulation for modulation of time-resolved dynamical Franz-Keldysh effect by electron excitation in dielectrics”, T. Otobe, Phys. Rev. B, 96, 235115-1-10 (2017).
  • “Effect of plasma formation on the double pulse laser excitation of cubic silicon carbide”, T. Otobe, T. Hayashi, and M. Nishikino, Appl. Phys. Lett. 111, 171107 (2017).
  • “Anomalous photoelectron angular distribution in ionization of Kr in intense ultraviolet laser fields”, M. Nakano, T. Otobe, and R. Itakura, Phys. Rev. A, 95, 063404-1-8 (2017).
  • “Channel-specific photoelectron angular distribution in laboratory and molecular frames for dissociative ionization of methanol in intense ultraviolet laser fields”, S. Fukahori, M. Nakano, K. Yamanouchi, and R. Itakura, Chem. Phys. Lett. 672, 7 (2017).

2016

  • “High-harmonic generation in α-quartz by electron-hole recombination”, T. Otobe, Phys. Rev. B, 94, 235152 (2016).
  • “Multi-scale simulation for the transient absorption spectroscopy under intense few cycle pulse laser”, T. Otobe, Photonics, 3, 63 (2016).
  • “Structure determination of molecules in an alignment laser field by femtosecond photoelectron diffraction using an X-ray free-electron laser”, S. Minemoto, T. Teramoto, H. Akagi, T. Fujikawa, T. Majima, K. Nakajima, K. Niki, S. Owada, H. Sakai, T. Togashi, K. Tono, S. Tsuru, K. Wada, M. Yabashi, S. Yoshida and A. Yagishita, Scientific Reports, 6, 38654 (2016).
  • “Subcycle optical response caused by dressed state with phase-locked wave functions”, K. Uchida, T. Otobe, T. Mochizuki, C. Kim, M. Yoshida, H. Akiyama, L. N. Pfeiffer, K. W. West, K. Tanaka, and H. Hirori, Phys. Rev. Lett. 117, 277402 (2016).
  • “Time-resolved dynamical Franz-Keldysh effect produced by an elliptically polarized laser”, T. Otobe, Phys. Rev. B 94, 165152 (2016).
  • “Mechanism of relativistic Doppler reflection from a photoinduced moving plasma front studied by terahertz time-domain spectroscopy”, N.Kohno, R. Itakura, and M. Tsubouchi, Phys. Rev. B 94, 155205 (2016).
  • “THz pulse generation using a contact grating device composed of TiO2/SiO2 thin film on LiNbO3 crystal”, F. Yoshida, K. Nagashima, M. Tsubouchi, M. Maruyama, and Y. Ochi, J. Appl. Phys. 120, 183103 (2016).
  • “Plasma-mirror frequency-resolved optical gating for simultaneous retrieval of a chirped vacuum-ultraviolet waveform and time-dependent reflectivity”, R. Itakura, T. Kumada, M. Nakano, and H. Akagi, High Power Laser Science and Engineering 4, e18-1-5 (2016).
  • “High-efficiency contact grating fabricated on the basis of a Fabry-Perot type resonator for terahertz wave generation”, F. Yoshida, K. Nagashima, M. Tsubouchi, Y. Ochi, M. Maruyama, and A. Sugiyama, Jpn. J. Appl. Phys. 55, 012201-1-5 (2016).
  • “Sub-picosecond regenerative amplifier of Yb-doped Y2O3 ceramic thin disk”, M. Maruyama, H. Okada, Y. Ochi, and K. Nagashima, Opt. Express 24, 1685-1692 (2016).
  • “Femtosecond time-resolved dynamical Franz-Keldysh effect”, T. Otobe, Y. Shinohara, S. A. Sato, and K. Yabana, Phys. Rev. B 93, 045124-1-9 (2016).
  • “Dynamics of spallation during femtosecond laser ablation studied by time-resolved reflectivity with double pump pulses”, T. Kumada, T. Otobe, M. Nishikino, N. Hasegawa, and T. Hayashi, Appl. Phys. Lett. 108, 011102-1-4 (2016).

2015

  • “Isotope-selective ionization utilizing field-free alignment of isotopologues with a train of femtosecond laser pulses”, H. Akagi, T. Kasajima, T. Kumada, R. Itakura, A. Yokoyama, H. Hasegawa, and Y. Ohshima, Phys. Rev. A 91, 063416-1-7 (2015).
  • “Non-thermal effects on femtosecond laser ablation of polymers extracted from the oscillation of time-resolved reflectivity”, T. Kumada, H. Akagi, R. Itakura, T. Otobe, M. Nishikino, and A. Yokoyama, Appl. Phys. Lett. 106, 221605-1-5 (2015).
  • “Frequency-resolved optical gating for characterization of VUV pulses using ultrafast plasma mirror switching”, R. Itakura, T. Kumada, M. Nakano, and H. Akagi, Opt. Express 23, 10914-10924 (2015).
  • “Yb:YAG thin-disk chirped pulse amplification laser system for intense terahertz pulse generation”, Y. Ochi, K. Nagashima, M. Maruyama, M. Tsubouchi, F. Yoshida, N. Kono, M. Mori, and A. Sugiyama, Opt. Express 23, 15057-15064 (2015).
  • “Time-dependent density functional theory of high-intensity short-pulse laser irradiation on insulators”, S. A. Sato, K. Yabana, Y. Shinohara, T. Otobe, K. –M. Lee, and G. F. Bertsch, Phys. Rev. B 92, 205413-1-6 (2015).
  • “Photoelectron diffraction from laser-aligned molecules with X-ray free-electron laser pulses”, K. Nakajima, T. Teramoto, H. Akagi, T. Fujikawa, T. Majima, S. Minemoto, K. Ogawa, H. Sakai, T. Togashi, K. Tono, S. Tsuru, K. Wada, M. Yabashi, and A. Yagishita, Scientific Reports 5, 14065-1-11 (2015).

2014

  • “Contact grating device with Fabry-Perot resonator for effective terahertz light generation”, M. Tsubouchi, K. Nagashima, F. Yoshida, Y. Ochi, and M. Maruyama, Opt. Lett. 39, 5439-5442 (2014).
  • “Photoelectron-photoion correlation in ultrafast multichannel photoionization of Ar”, R. Itakura, M. Fushitani, A. Hishikawa, and T. Sako, J. Phys. B: At. Mol. Opt. Phys. 47, 195602-1-9 (2014).
  • “Femtosecond laser ablation dynamics of fused silica extracted from oscillation of time-resolved reflectivity”, T. Kumada, H. Akagi, R. Itakura, T. Otobe, A. Yokoyama, J. Appl. Phys. 115, 103504-1-9 (2014).
  • “Liquid-sheet jets for terahertz spectroscopy”, M. Kondoh and M. Tsubouchi, Opt. Express 22, 14135-14147 (2014).
  • “Ion effects on the structure of water studied by terahertz time-domain spectroscopy”, M. Kondoh, Y. Ohshima and M. Tsubouchi, Chem. Phys. Lett. 591, 317-322 (2014).
  • “First-principles simulation of the optical response of bulk and thin-film -quartz irradiated with an ultrashort intense laser pulse”, K. –M. Lee, C. M. Kim, S. A. Sato, T. Otobe, Y. Shinohara, K. Yabana, and T. M. Jeong, J. Appli. Phys. 115, 053519-1-8 (2014).
  • “Dielectric response of laser-excited silicon at finite electron temperature”, S. A. Sato, Y. Shinohara, T. Otobe, and K. Yabana, Phys. Rev. B, 90, 174303-1-8 (2014).
  • “Numerical pump-probe experiments of laser-excited silicon in nonequilibrium phase”, S. A. Sato, K. Yabana, Y. Shinohara, T. Otobe, K. Yabana and G. F. Bertsch, Phys. Rev. B 89, 064304-1-8 (2014)
  • “Dynamic discrimination of oriented molecules controlled with nonresonant dynamic Stark effect induced by a single-cycle THz pulse”, Y. Kurosaki, H. Akagi, and K. Yokoyama, Phys. Rev. A 90, 043407-1-9 (2014).

2013

  • “Correlation between a photoelectron and a fragment ion in dissociative ionization of ethanol in intense near-infrared laser fields”, K. Hosaka, A. Yokoyama, K. Yamanouchi, and R. Itakura, J. Chem. Phys. 138, 204301-1-9 (2013).
  • “Improvement of diffraction efficiency of dielectric transmission gratings using anti-reflection coatings”, K. Nagashima, A. Kosuge, Y. Ochi, M. Tanaka, Optics Express 21, 18640-18645 (2013).
  • “Preparation of a dense TiO2 thin film by oxidizing metallic titanium”, F. Yoshida, M. Tanaka, and K. Nagashima, Thin Solid Films, 537, 23-27 (2013).

2012

  • “Isotope-selective ionization utilizing molecular alignment and non-resonant multiphoton ionization”, H. Akagi, T. Kasajima, T. Kumada, R. Itakura, A. Yokoyama, H. Hasegawa, and Y. Ohshima, Appl. Phys. B 109, 75-80 (2012).
  • “Development of high efficiency etalons with an optical shutter for terahertz laser pulses”, M. Tsubouchi and T. Kumada, Opt. Express 20, 28500-28506 (2012).
  • “Terahertz tomography of a photo-induced carrier based on pump-probe spectroscopy using counterpropagation geometry”, M. Tsubouchi, M. Nagai, and Y. Ohshima, Opt. Lett. 37, 3528-3530 (2012).
  • “Erratum: "Design of Rectangular Transmission Gratings Fabricated in LiNbO3 for High-Power Terahertz-Wave Generation”, Jpn. J. Appl. Phys. 51, 119201 (2012).
  • “First-principle description for the high-harmonic generation in a diamond by intense short laser pulse”, T. Otobe, J. Appl. Phys. 111, 093112-1-7 (2012).
  • “Time-dependent density functional theory for strong electromagnetic fields in crystalline solids”, K. Yabana, T. Sugiyama, Y. Shinohara, T. Otobe, and G. F. Bertsch, Phys. Rev. B 85 045134-1-11 (2012)

2011

  • “Separation of ionization and subsequent electronic excitation for formation of electronically excited ethanol cation in intense laser fields”, T. Ikuta, K. Hosaka, H. Akagi, A. Yokoyama, K. Yamanouchi, F. Kannari, and R. Itakura, J. Phys. B: At. Mol. Opt. Phys. 44, 191002-1-5 (2011).
  • “Reconstruction of attosecond pulses using a two-color pumping”, J. Chen, R. Itakura, and T. Nakajima, J. Opt. Soc. Am. B 28, 2155-2199 (2011).
  • “13C-selective infrared multiple photon dissociation of β-propiolactone by a free electron laser”, Y. Miyamoto, T. Majima, S. Arai, K. Katsumata, H. Akagi, A. Maeda, H. Hata, K. Kuramochi, Y. Kato, and K. Tsukiyama, Nucl. Instr. Meth. Phys. Res. B 269, 180-184 (2011).

2010

  • “Design of Rectangular Transmission Gratings Fabricated in LiNbO3 for High-PowerTerahertz-Wave Generation”, K. Nagashima and A. Kosuge, Jpn. J. Appl. Phys. 49, 122504-1-5 (2010).
  • “Coherent correlation between nonadiabatic rotational excitation and angle-dependent ionization of NO in intense laser fields”, R. Itakura, H. Hasegawa, Y. Kurosaki, A. Yokoyama, Y. Ohshima, J. Phys. Chem. A 114, 11202-11209 (2010).
  • “Characterization of attosecond XUV pulses utilizing a broadband UV~VUV pumping”, J. Chen, R. Itakura, T. Nakajima, Opt. Express 18, 2020-2035 (2010).
  • “Coherent phonon generation in time-dependent density functional theory”, Y. Shinohara, K. Yabana, Y. Kawashita, J. –I. Iwata, T. Otobe, and G. F. Bertsch, Phys. Rev. B 82, 155110 (2010).
  • “First-principle calculations for multiphoton absorption in α-quartz under intense short laser irradiation”, T. Otobe, J. Phys: Condens. Matter 22, 384204-1-4 (2010).
  • “First-principle description for coherent phonon generation in diamond”, Y. Shinohara, Y. Kawashita, J. –I. Iwata, K. Yabana, T. Otobe, and G. F. Bertsch, J. Phys: Condens. Matter 22, 384212-1-4 (2010).

Reviews:

  • 「高強度短パルスレーザー照射下にある絶縁材料の第一原理計算」乙部 智仁、矢花 一浩、佐藤 駿丞、篠原 康, プラズマ・核融合学会誌小特集「超短パルスレーザーによるナノアブレーション研究の最前線」 (2018年5月号) 94, 266-269 (2018).
  • “High Power Laser Facilities at the Kansai Photon Science Institute”, K. Kondo, W. Utsumi, M. Kando, M. Nishikino, R. Itakura, and H. Kiriyama, Quantum Beam Science, 1, 7 (2017).
  • 「レーザーにより誘電体中で誘起されるアト秒電子ダイナミクス」(解説論文)乙部 智仁、レーザー研究 (4月号) 45, 226-230 (2017).
  • 「高強度超短パルスレーザーと誘電体の相互作用を記述する第一原理計算」矢花 一浩、佐藤 駿丞、篠原 康、乙部 智仁、固体物理(3月号)52, 139-148(2017).
  • 「フェムト秒レーザーによる分子整列制御を利用した同位体選択イオン化」、赤木 浩、O plus E 38, 427-431 (2016).
  • 「強レーザー場中分子の光電子放出と分子内励起過程」、板倉隆二、CSJ カレントレビュー 第18号 強光子場の化学 第II部、第4章pp.52-57, 化学同人(2015).
  • 「テラヘルツ光の高強度化とその利用研究への展開」、坪内雅明,しょうとつ, 12, 36-54 (2015)
  • “Electron and ion coincidence momentum imaging of multichannel dissociative ionization of ethanol in intense laser fields”, R. Itakura, K. Hosaka, A. Yokoyama, T. Ikuta, F. Kannari, and K. Yamanouchi, in Progress in Ultrafast Intense Laser Science XI, Springer Series in Chemical Physics Vol. 109, (Eds. K. Yamanouchi, C. H. Nam, P. Martin), Ch. 2, pp. 23-42 (2015).
  • “First-principles Calculations for Laser Induced Electron Dynamics in Solids”, K. Yabana, Y. Shinohara, T. Otobe, J.-I. Iwata, and G. F. Bertsch, in Advances in Multiphoton Processes and Spectroscopy Vol.21, World Scientific, Ch. 6, pp.209-243, (2013).
  • “Selective bond breaking in dissociative ionization of ethanol induced by tailored intense laser fields”, R. Itakura, K. Yamanouchi, and F. Kannari, in Advances in Multiphoton Processes and Spectroscopy Vol.19, World Scientific, Ch. 4, pp.93-116, (2010).
  • 「HCl分子の複数軌道からのレーザー電場トンネルイオン化」、赤木 浩, 乙部 智仁, Japanese Scientists in Science 2009, 49 (2010).

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