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研究業績

2023年

• 380-KeV Ar^{+}-irradiation effects on optical phoonons in grahite studied with transient reflection measurement
  T. Kimata, T. Kato, I. Takagi, Y. Konno, H. Okazaki, S. Yamamoto, T. Yamaki, and K. G. Nakamura
  J. Appl.Phys. 134 (2023) 135306.

• Stimulated Raman blokade in coherent phonon generation
  I. Takagi, Y. Kayanuma, and K. G. Nakamura.
  Solid State Commun.  (2023) . doi:https://doi.org/10.1016/j.ssc.2023.115316.

• Ultrafast quantum path interferometry to determine the electronic decoherence time of the electron-phonon coupled system in n-type gallium arsenide
  I. Takagi, Y. Kayanuma, and K. G. Nakamura
  Phys. Rev. B 107 (2023) 184305.

• Coherent optical phonons in glassy carbon
  I. Takagi, Y. Konno, T. Kimata, and K. G. Nakamura
  Carbon, 204 (2023) 191-195.

• Ultrafast quantum-path interferometry of photo-absorption involving excitons in a GaAs multiple-quantum well structure
  Y. Frrusho, R. Yagi, M. Suda, T. Maruhashi, I. Takagi, Y. Kayanuma, F. Minami, and K. G. Nakamura.
  Solid State Commun. 360 (2023) 115056.

• The infulence of initial phonon states on the generation of coherent optical phonons
  I. Takagi and K. G. Nakamura
  Solid State Commun. 360 (2023) 115053.

2022年

• Interference of optical phonons in diamond studied using femtosecond pulses of polarized near-infrared light
  I. Takagi, T. Kato, Y. Kayanuma, and K. G. Nakamura
  Solid State Commun. 350 (2022) 114747 (5 pages).

• Photoinduced ultrafast symmetry switch in SnSe
  Y. Han, J. Yu, H. Zhang, F. Xu, K. Peng, X. Zhou, L. Qiao, O. V. Misochko, K. G. Nakamura, M. Vanacore, and J. Hu.
  J. Phys. Chem. Lett. 13 (2022) 442-448.

• Attosecond-resolved coherent control of lattice vibrations in thermoelectric SnSe
  J. YU, Y. Han, H. Zhang, O. V. Misochko, K. G. Nakamura, and J. Hu.
  J. Phys. Chem. Lett. 13 (2022) 2584-2590.

• Electrocatalysis developed from ion-implanted carbon materilas
  T. Kimata, K. G. Nakamura, and T. Yamaki
  "High-energy chemistry and processing in liquid", Chap. 16, pp. 311-330, eds. by T. Yatsuhashi et al., Springer Nature Singapole Pte Ltd. (2022).

2021年

• Theory for coherent control of longitudinal optical phonons in GaAs using polarized optical pulses with relative phase locking
  I. Takagi, Y. Kayanuma, and K. G. Nakamura
  Phys. Rev. B 104 (2021) 134301.

• Coherent control of optical phonons in GaAs by relative-phase-locked optical pulses under perpendicular conditions
  H. Matsumoto, T. Kitashima, T. Maruhashi, I. Takagi, Y. Kayanuma, and K. G. Nakamura
  Solid State Commun., 327 (2021) 114215.

2020年

• Coherent control of 40-THz optical phonons in diamond using femtosecond optical pulses
  T. Kimata, K. Yoda, H. Matsumoto, H. Tanabe, F. Minami, Y. Kayanuma, and K. G. Nakamura
  Phys. Rev. B 101 (2020) 174301. Phys. Rev. B 102 (2020) 179903(E).

2019年

• Ultrafast quantum-path interferometry revrealing the generation process of coherent phonons
  K. G. Nakamura, K. Yokota, Y. Okuda, R. Kase, T. Kitashima, Y. Mishima, Y. Shikano, and Y. Kayanuma
  Phys. Rev. B 99 (2019) 180301(R). (Selected as Editor's Suggestion)

• Microstructural deformation process of shock-compressed polycrystalline aluminum
  K. Ichiyanagi, S. Takagi, N. Kawai, R. Fukaya, S. Nozawa, K. G. Nakamura, K.-D. Liss, M. Kimura, and S.-I. Adachi
  Sci. Rep. 9 (2019) 7604.

• Raman spectroscopy of Ar+ irradiated graphite surfaces supporting platinum nanoparticles
  T. Kimata, K. Kakitani, S. Yamamoto, T. Yamaki, T. Terai, and K. G. Nakamura
  Nuclear Instr. and Methods in Phys. Res. B444 (2019) 6-9.

• Quantum Phononics: Introduction to Ultrafast Dynamics of Optical Phonons
  Kazutaka Nakamura
  Springer Tracts in Modern Physics 282, (Springer Nature Switzerland AG, 2019). -Book

2018年

• Coherent control theory and experiment of optical phonons in diamond
  H. Sasaki, R. Tanaka, Y. Okano, F. Minami, Y. Kayanuma, Y. Shikano, and K. G. Nakamura
  Sci. Rep. 8 (2018) 9609.

• Femtoseocond study of A1g phonons in the strong 3D topological insulators: From pump-probe to coherent contrl
  J. Hu, K. Igarashi, T. Sasagawa., K. G. Nakamura, and O. V. Misochko
  Appl. Phys. Lett. 112 (2018) 031901..

• Temeprarure effect on the coupling between coherent longitudinal phonons and plasmons in n-type and p-typ GaAs
  J. Hu, H. Zhang, Y. Sun, O. V. Misochko, and K. G. Nakamura
  Phys. Rev. B97 (2018) 165307.

• Coherent control of optical phonons in solids
  K. G. Nakamura
  In: Wandelt, K., (Ed.) Encyclopedia of Interfacial Chemistry: Surface Science and Electrochemistry, vol. 2, pp 334-337 (2018). (review article)

2017年

• High pressure bandgap modification of LiCaAlF6
  T. Shimizu, M. V. Loung, M. Cadata-Raduban, M. J. Empizo, K. Yamamori, R. Arita, Y. Minami, N. Sarukura, M. Nakai, H. Azechi, M. H. Pham, H. D. Nguyen, K. Ichiyanagi, S. Nozawa, R. Fukaya, S.-I. Adachi, K. G. Nakamura, K. Fukuda, Y. Kawazoe, K. G. Steenbergen, and P. Schwerdtfeger
  Appl. Phys. Lett. 110 (2017) 141902.

• Dynamic Jhan-Teller view point for generation mechanism of asymmetry modes of coherent phonons
  Y. Kayanuma and K. G. Nakamura
  Phys. Rev. B 95 (2017) 104302.

2016年

• Spectrally resolved detection in transient reflectivity measurements for coherent optical phonons in diamond
  K. G. Nakamura, K. Ohya, H. takahashi, T. Tsuruta, H. Sasaki, S. Uozumi, K. Norimatsu, M. Kitajima, Y. Shikano, and Y. Kayanuma
  Physical Review B 94 (2016) 0243030; doi:10.1103/PhysRevB.94.024303

• Bandgap modulation in photoexcited topological insulator Bi2Te3 via atomic displacement
  M. Hada, K. Norimatsu, S.-I. Tanaka, S. Keskin, T. Tsuruta, K. Igarashi, T. Ishikawa, Y. Kayanuma, R. J. Dwayne Miller, K. onda, T. Sasagawa, S. Koshihara, and K. G. Nakamura
  J. Chem. Phys. 145 (2016) 024504; doi:10.1063/1.4955188

• Structural dynamics of materials under shock compression investigated with synchrotron radiation
  K. Ichiyanagi and K. G. Nakamura
  Metals 2016, 6(1) 17; doi:10.3390/met6010017 (review article)

2015年

• Influence of pulse width and detuning on coherent phonon generation
  K. G. Nakamura, Y. Shikano, and Y. Kayanuma
  Phys. Rev. B92, 144304 (2015). (7 pages) 

• Ultrafast time-resolved electron diffraction revealing the nonthermal dynamics of near-UV photoexcitation-induced amorphization in Ge2Sb2Te5
  M. Hada, W. Oba, M. Kuwahara, I. Katayama, T. Saiki, J. Takeda, and K. G. Nakamura
  Sci. Rep. 5, 13530; DOI:10.1038/srep13530 (2015). 

• Thermally-controlled electromagnetic properties of Si-based dielectric nanostructures in the visible region
  Y. Tsuchimoto, T-A. Yano, M. Hada, K. G. Nakamura, T. Hayashi, and M. Hara
  Small. DOI:10.1002/Smll.201500884 (2015).

• Dynamics of all Raman active coherent phonons in Sb2Te3
  K. Norimatsu, M. Hada, S. Yamamoto, T. Sasagawa, M. Kitajima, Y. Kayanuma, and K. G. Nakamura
  J. Appl. Phys. 117, 143102 (2015). DOI:10.1063/1.491734.

2014年

• Measuring quantum coherence in bulk solids using dual phase-locked optical pulses
  S. Hayashi, K. Kato, K. Norimatsu, M. Hada, Y. Kayanuma, and K. G. Nakamura
  Sci. Rep. 4, 4456; DOI:10.1038/srep04456 (2014). 

• High energy-resolution electron energy-loss spectroscopy and soft x-ray spectroscopy studies of amorphous diamond transformed from neutron-irradiated graphite
  Y. Sato, M. terauchi, K. Niwase, K.G. Nakamura, T. Atou, and T. Iwata
  J. Phys.: Conf. Ser. 500, 192013 (2014). 

2013年

• Coherent optical phonons in a Bi2Se3 single crystal measured via transient reflectivity 
  K. Norimatsu, J. Hu, A. Goto, K. Igarashi, T. sasagawa, and K. G. Nakamura
  Solid State Commun. 157 (2013) 58-61. 
• Transparent graphitic tiles syntheseized from carbon nanowalls by shock compression and rapid quenching
  K. Nakamura, T. Atou, K. Niwase, K. G. Nakamura, A. Yoshimura, M. Tanimura, K. Kobayashi, and M. Tachibana
  J. Appl. Phys. 113 (2013) 044313 (5 pages)

• Complex strucutural dynamics of bismuth under laser-driven compression
  J. Hu, K. Ichiyanagi, T. Doki, A. Goto, T. Eda, K. Norimatsu, S. Harada, D. Horiuchi, Y. Kabasawa, N. kawai, S. Nozawa, T. sato, S. Adachi, and K. G. Nakamura
  Appl. Phys. Lett., 103 (2013) 161904 (5 pages)

• All optial control and visualization of ultrafast two-dimensinal atomic motions in a single crystal of bismuth
  H. Katsuki, J. C. delagnes, K. Hosaka, K. Ishioka, H. Chiba, E. Z. Zijlstra, M. e. Garcia, H. Takahashi, K. watanabe, Y. Matsumoto, K. G. Nakamura and K. Ohmori
  Nature Communications 4, 2801 (2013)(7 pagese). DOI: 10.1038/ncommus3801
  

2012年

• Observation of coherent higher frequency A1g2 phonons in Bi2Se3 using femtosecond time-resoved reflection measurement 
  K. G. Nakamura, J. Hu, K. Norimatsu, A. Goto, K. Igarashi, and T. sasagawa
  Solid State Commun. 152 (2012) 902-904. 
• Reversible phase transition in laser-shocked 3Y-TPZ ceramics observed via nanosecond time-resolved X-ray diffraction
  J. Hu, K. Ichiyanagi, H. Takahashi, H. Koguchi, T. Akasaka, N. Kawai, S. Nozawa, T. Sato, Y. Sasaki, S. Adachi, and K. G. Nakamura
  J. Appl. Phys. 111 (2012) 053526 (4 pages)

• Nanosecond time-resolved X-ray diffraction of laser-shocked 3Y-TPZ ceramics
  J. Hu, K. Ichiyanagi, N. Kawai, S. Nozawa, T. Sato, Y. Sasaki, S. Adachi, and K. G. Nakamura
  PF News, 29 (2012) pp. 22-24.
  

• Shock-induced intermediate-range structural change in SiO2 glass in the nonlinear elestic region
  K. Ichiyanagi, N. Kawai, S. Nozawa, T. Sato, A. Tomita, M. Hoshino, K. G. Nakamura, S. Adachi, and Y. C. sasaki
  Appl. Phys. Lett. 101 (2012) 181901 (4 pages)

• Delayed formation of coherent LO phonon-plasmon coupled modes in GaAs unveiled by femtosecond coherent control technique
  J. Hu, O. V. Misochko, and K. G. Nakamura
  Phys. Rev. B 86 (2012) 235145 (6 pages).

2011年

• Coherent Optical Phonons in the Iron Oxypnictide SmFeAsO_{1-x}F_x (x=0.075) 
  H. Takahashi, Y. Kamihara, H. Koguchi, T. Atou, H. Hosono, I. Katayama, J. Takeda, M. Kitajima, and K. G. Nakamura
  J. Phys. Soc. Jpn. 80 (2011) 013707
• Ultrafast zone-center coherent lattice dynamics in ferroelectric lithium tantalate 
  J. Hu, O. V. Misochko, H. Takahashi, H. Koguchi, T. Eda, and K. G. Nakamura
  Sci. Tech. Adv. Mater., 12 (2011) 034409

• Optical manipulation of coherent phonons in superconducting YBa2Cu3O7-d thin films 
  Y. Okano, H. Katsuki, Y. Nakagawa, H. Takahashi, K. G. Nakamura, and K. Ohmori
  Faraday Discussion, 153 (2011) 375-382.

• Controlling phonon squeezing and correlation via one- and two-phonon intererence
  O. V. Misochko, J. Hu, and K. G. Nakamura
  Physics Letters A 375 (2011) 4141-4146.

• Direct observation of two-phonon bound states in ZnTe
  J. Hu, O. V. Misochko, and K. G. Nakamura
  Physical Review B 84 (2011) 224304 (4 pages).

• Direct measurement and control of lattice dynamics using femtosecond laser pulses
  K. G. Nakamura
  Chapter 14, "Horizons in World Physics", Vol. 273, pp.341-370, ed. A. Reimer (2011).

2010年

• Quantum emission and its application to materials dynamics
  K. G. Nakamura
  Chapter 8, "Lectures on Ultrafast Intense Laser Science 1", Springer Series in Chemical Physics Vol. 94,p. 223-239, ed K. Yamanouchi, Springer-Verlag, BERLIN (2010).

• Transformation from C60 fullerene to carbon spheres by shock compression
  K. Niwase, K. G. Nakamura, T. Homae, and K. Kondo, J. Phys.: Conf. Ser. 215 (2010) 012146.

• Preparation of long-afterglow colloidal solution of Sr2MgSi2O7: Eu2+, Dy3+
  F. Yoshimura, K. Nakamura, F. Wakai, M. Hara, M. Yoshimura, O. Odawara, and H. Wada
  Appl. Surf. Sci., 257 (2010) 2170-2175.

2009年

• Ultrahigh-pressure scales for gold and platinum at pressures up to 550 GPa
  M. Yokoo, K. G. Nakamura, K. Kondo, Y. Tange, and T, Tsuchiya
  Phys. Rev. B 80 (2009) 104114
• Shock induced disproportionation of mullite (3Al2O3-2SiO2)
  N. Kawai, T. Atouh, K. G. Nakamura, K. Kondo, S. Ito, K. Yubuta, and M. Kikuchi
  J. Appl. Phys. 106 (2009) 023525
• Optical control and mode selective excitation of coherent phonons in YBa2Cu3O7-d
  H. Takahashi, K. Kato, H. Nakano, M. Kitajima, K. Ohmori, K. G. Nakamura
  Solid State Commun 149 (2009) 1955-1957
• Pathway for the transformation from highly oriented pyrolytic graphite into amorphous diamond
  K. Niwase, K. G. Nakamura, M. Yokoo, K. Kondo, and T. Iwata
  Phys. Rev. Lett. 102 (2009) 116803
• Intergrowth microstructure of MnF2 subjected to shock compression
  K. Yubuta, T. Hongo, T. Atou, K. G. Nakamura, K. Kondo, and M. Kikuchi
  Philosophical Magazine 89 (2009) 323-330
  
  

2008年

• Dynamic deformation and fracture of mullite (3Al2O3/2SiO2) ceramics under hypervelocity impact
  N. Kawai, Y. Harada, M. Yokoo, T. Atou, K. G. Nakamura, and K. Kondo
  Int. J. Impact Eng. 35 (2008) 1612-1615
• Hugoniot measurement by hyper-velocity impact at velocities up to 9 km/s using a two-stage light-gas gun under optimized shot conditions
  M. Yokoo, N. Kawai, K. G. Nakamura, and K. Kondo
  Int. J. Impact Eng. 35 (2008) 1878-1883
• Femotosecond time-resolved X-ray diffraction from optical coherent phonons in CdTe(111) crystal
  K. G. Nakamura, S. Ishii, S. Ishitsu, M. Shiokawa, H. Takahashi, K. Dharmalingam, J. Irisawa, Y. Hironaka, K. ishioka, and M. Kitajima
  Appl. Phys. Lett. 93 (2008) 061905
• Lattice dynamics in two-photon-excited 　CdS studied by picosecond time-resolved X-ray diffraction
  H. Kishimura, Y. Hironaka, and K.G. Nakamura
  Physica B 403 (2008) 2802-2806
• Hugoniot measurement of gold at pressures of up to 580 GPa
  M. Yokoo, N. Kawai, K. G. Nakamura, and K. Kondo
  Appl. Phys. Lett. 92 (2008) 051901
  
  

2007年

• Shock induced lattice deformation of CdS single crystal by nanosecond time-resolved Laue diffraction
  K. Ichiyanagi, T. Dato, S. Nozawa, A. Tomita, Y. Hironaka, K.G. Nakamura, S. Adachi, and S. Koshihawa
  Appl. Phys. Lett. 91 (2007) 231918
• Phase transition of MnF2 driven by shock compression at pressure up to 33 GPa
  T. Hongo, K.G. Nakamura, T. Atou, M. Kikuchi, K. Yubuta, S. Ttoh, K. Kusama, K. Fukuoka, and K. Kondo
  Phys. Rev. B 76 (2007) 104114
• Nanosecond time-resolved laser-induced fluorescence spectra of Rhodamine 6G solution in ethanol under shock loading up to 3.5 GPa
  K. Ichiyanagi, A. Matsuda, and K.G. Nakamura
  Jpn. J. Appl. Phys., 46 (2007) 6773-6775
• Temperature measurement of carbon tetrachloride under laser shock compression using nanosecond time-resolved Raman spectroscopy
  A. Sato, S. Oguchi, and K. G. Nakamura
  Chem. Phys. Lett., 445 (2007) 28-31
• High-resolution electron microscopy of microstructure of MnF2 subjected to shock compression at 4.4 GPa
  K. Yubuta, T. Hongo, T. Atou, K. G. Nakamura, K. Kondo, M. Kikuchi
  Solid State Commun., 143 (2007) 127-130
• Diagnostic system to measure spatial and temporal profiles of shock front using compact two-stage light-gas gun and line reflection method
  M. Yokoo, N. Kawai, Y. Hironaka, K.G. Nakamura, and K. Kondo
  Rev. Sci. Instrum. 78 (2007) 043904
• Aligned nanocrystalline fragmentation and amorphization of mullite caused by shock-induced disproportionation
  N. Kawai, T. Atoh, S. Ito, K. Yubuta, M. Kikuchi, K.G. Nakamura and K. Kondo
  Adv. Mater., 19 (2007) 2375-2378
• High pressure Raman spectroscopic study of structural phase transition of Samarium oxide
  T. Hongo, K. Kondo, K.G. Nakamura, and T. Atou
  J. Mater. Sci., 42 (2007) 2582-2585
  
  

2006年

• Micromosaic formation in laser-irradiated Si probed by picosecond time-resolved X-ray diffraction
  H. Kishimura, H. Morishita, Y. Okano, Y. Hironaka, K. Kondo, and K.G. Nakamura
  Phys. Rev. B 74 (2006) 224301
• Amplitude saturation of coherent phonon excited by field screening in CdTe
  K. Ishioka, M. Kitajima, J. Irisawa, Y. Hironaka, and K.G. Nakamura
  Jpn. J. Appl. Phys., 45 (2006) 9111-9114
• Time-resolved coherent anti-Stokes Raman scattering of laser-shocked cychlohexane
  S. Oguchi, A. Matsuda, K. Kondo, and K.G. Nakamura
  Jpn. J. Appl. Phys., 45 (2006) 5817-5820
• Hugoniot measurement of diamond under shock compression up to 2 TPa
  H. Nagao, K.G. Nakamura, K. Kondo, T. Ono, K. Takamatsu, N. Ozaki, K.A. Tanaka, K. Nagai, M. Nakai, K. Wakabayashi, K. Okada, and M. Yoshida
  Phys. Plasma, 13 (2006) 52705
• Polymerized phase and amorphous diamond synthesized from C60 fullerene by shock compression
  K. Niwase, T. Homae, K.G. Nakamura, and K. Kondo
  Physica B 376-377 (2006)  280-282
• Nanosecond rapid freezing of benzene under shock compression studied by coherent anti-Stokes Raman spectroscopy
  A. Matsuda, K. Kondo, and K.G. Nakamura
  J. Chem. Phys., 124 (2006) 520603

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