Group Hase


    Journal Articles and Reports

          2017
  1. T. Suzuki, Y. Saito, P. Fons, A. V. Kolobov, J. Tominaga, and M. Hase, "Enhancement of
    Coherent Phonon Amplitude in Phase-change Materials by Near-infrared Laser Irradiation",
    Appl. Phys. Lett. Vol. 111, pp. 112101 (2017). (also available at https://arxiv.org/abs/1709.02567)

  2. T. Nakayama, S. Yoshizawa, A. Hirano, T. Tanaka, K. Shiraki, and M. Hase, "Vibrational Energy
    Transfer from Photo-Excited Carbon Nanotubes to Proteins Observed by Coherent Phonon
    Spectroscopy", Appl. Phys. Exp. in press (2017).

  3. R. Mondal, Y. Saito, Y. Aihara, P. Fons, A. V. Kolobov, J. Tominaga, S. Murakami, and M. Hase,
    "A cascading nonlinear magneto-optical effect in topological insulators",
    Submitted (2017)
    .

  4. Y. Watanabe, Ken-ichi Hino, M. Hase, and N. Maeshima, "Quantum Generation Dynamics of
    Coherent Phonons: Analysis of Transient Fano Resonance", Journal of Physics: Conference
    Series, Vol. 864, pp. 012079 (2017)
    .

  5. Y. Watanabe, Ken-ichi Hino, M. Hase, and N. Maeshima, "Irregular oscillatory-patterns in the
    early-time region of coherent phonon generation in silicon", Phys. Rev. B, Vol. 96, pp. 125294 (2017).
    (also available at https://arxiv.org/abs/1705.07257)

  6. Y. Watanabe, Ken-ichi Hino, M. Hase, and N. Maeshima, "Polaronic quasiparticle picture for
    generation dynamics of coherent phonons in semiconductors: Transient and nonlinear Fano
    resonance", Phys. Rev. B, Vol. 95, pp. 014301 (2017). (also available at https://arxiv.org/abs/1510.00263)


  7. 2016

  8. V. K. Mag-Usara, S. Funkner, G. Niehues, E. A. Prieto, M. H. Balgos, A. Somintac, E. Estacio, A. Salvador,
    K. Yamamoto, M. Hase, and M. Tani, "Low temperature-grown GaAs carrier lifetime evaluation by
    double optical pump terahertz time-domain emission spectroscopy ", Optics Express, Vol. 24, pp. 26175 (2016).

  9. K. Mitrofanov, P. Fons, K. Makino, R. Terashima, T. Shimada, A. V. Kolobov, J. Tominaga, V. Bragaglia,
    A. Giussani, R. Calarco, H. Riechert, T. Sato, T. Katayama, K. Ogawa, T. Togashi, M. Yabashi, S. Wall,
    D. Brewe, and M. Hase, "Sub-nanometre resolution of atomic motion during electronic excitation in
    phase-change materials", Scientific Reports, Vol. 6, pp. 20633 (2016).

  10. K. Makino, Y. Saito, P. Fons, A. V. Kolobov, T. Nakano, J. Tominaga, and M. Hase, "Anisotropic lattice
    response induced by a linearly-polarized femtosecond optical pulse excitation in interfacial phase
    change memory material", Scientific Reports, Vol. 6, pp. 19758 (2016)..


    2015

  11. M. Hase, P. Fons, K. V. Mitrofanov, A. V. Kolobov, and J. Tominaga, "Femtosecond structural
    transformation of phase-change materials far from equilibrium monitored by coherent phonons",
    Nature Communications, Vol. 6, pp.8367 (2015).

  12. M. Hase, P. Fons, A. V. Kolobov, and J. Tominaga, "Coherent gigahertz phonons in Ge2Sb2Te5 phase change
    materials", Journal of Physics: Condensed Matter, Vol. 27, pp.485402 (2015). (available at http://arxiv.org/abs/1510.01786)

  13. M. Hase, K. Ushida, and M. Kitajima, "Anharmonic Decay of Coherent Optical Phonons in Antimony",
    J. Phys. Soc. Jpn. Vol. 84, 024708 (2015). (also available at http://arxiv.org/abs/1411.5135)

  14. J. Tominaga, A. V. Kolobov, P. Fons, X. Wang, Y. Saito, T. Nakano, M. Hase, S. Murakami, J. Herfor,
    Y. Takagaki, "Giant multiferroic effects in topological GeTe-Sb2Te3 superlattices", Sci. Technol. Adv. Mater.
    Vol. 16, 014402 (2015)
    .

  15. M. Hase, P. Fons, K. V. Mitrofanov, A. V. Kolobov, and J. Tominaga, "Ultrafast Lattice Dynamics of
    Phase-change Materials Monitored by a Pump-pump-probe Technique", Ultrafast Phenomena XIX,
    Springer Proceedings in Physics Vol. 162, pp.210 (2015).

  16. K. Makino, Y. Saito, K. Mitrofanov, J. Tominaga, A. V. Kolobov, T. Nakano, P. Fons, and M. Hase, "Coherent phonon
    study of (GeTe)2(Sb2Te3)l interfacial phase change memory materials", Ultrafast Phenomena XIX,
    Springer Proceedings in Physics Vol. 162, pp.199 (2015).


  17. 2014

  18. A. V. Kolobov, P. Fons, J. Tominaga, and  M. Hase, "Excitation-Assisted Disordering of GeTe and Related Solids
    with Resonant Bonding", The Journal of Physical Chemistry C, Vol. 118, 10248−10253 (2014).

  19. P. Fons, P. Rodenbach, K. V. Mitrofanov, A. V. Kolobov, J. Tominaga, R. Shayduck, A. Guissani, R. Calarco,
    M. Hanke, H. Riechert, R. E. Simpson, and M. Hase, "Picosecond strain dynamics in Ge2Sb2Te5 monitored by
    time-resolved x-ray diffraction, Phys. Rev. B, Vol. 90, 094305 (2014). (also available at http://arxiv.org/abs/1409.6888)

  20. D. Bang, H. Awano, J. Tominaga, A. V. Kolobov, P. Fons, Y. Saito, K. Makino, T. Nakano, M. Hase, Y. Takagaki,
    A. Giussani, R. Calarco, S. Murakami, "Mirror-symmetric magneto-optical Kerr rotation using visible light in
    [(GeTe)2(Sb2Te3)l]n topological insulators", Scientific Reports Vol. 4, 5727  (2014).

  21. K. Makino, Y. Saito, P. Fons, A. V. Kolobov, T. Nakano, J. Tominaga, and M. Hase, "Coherent phonon study of
    (GeTe)l(Sb2Te3)m interfacial phase change memory materials", Appl. Phys. Lett. Vol. 105, 151902 (2014).
    (also available at http://arxiv.org/abs/1410.0097)


  22. 2013

  23. M. Hase, M. Katsuragawa, A. M. Constantinescu and H. Petek, "Coherent phonon induced optical modulation in
    semiconductors at terahertz frequencies", New Journal of Physics, Focus on Nonlinear Terahertz studies (invited paper),
    Vol. 15, 055018
    (2013).
  24. Y. Honda, E. Maret, A. Hirano, T. Tanaka, K. Makino, M. Hase, "Coherent monochromatic phonons in highly-purified
    semiconducting single-wall carbon nanotubes", Appl. Phys. Lett., Vol. 102, 222109 (2013).
    (available at http://arxiv.org/abs/1305.4707)
  25. K. Makino, J. Tominaga, A. V. Kolobov, P. Fons, and M. Hase, "Ultrafast Optical Manipulation of Atomic Motions
    in Multilayer Ge-Sb-Te Phase Change Materials", in Ultrafast Phenomena XVIII
    (M. Chergui, S. Cundiff, K. Yamanouchi, R. Riedle, A. Taylor (Eds.), EDP Sciences ‐ Web of Conferences), 41, 03007 (2013).

  26. M. Hase, M. Katsuragawa, A. M. Constantinescu and H. Petek, "Coherent phonon frequency comb generated by few-cycle
    femtosecond pulses in Si", in Ultrafast Phenomena XVIII
    (M. Chergui, S. Cundiff, K. Yamanouchi, R. Riedle, A. Taylor (Eds.), EDP Sciences ‐ Web of Conferences), 41, 04020 (2013).


  27. 2012

  28. M. Hase, M. Katsuragawa, A. M. Constantinescu and H. Petek, "Frequency comb
    generation at THz frequencies by coherent phonon excitation in Si", Nature Photonics 6, 243–247 (2012).
    (featured in Pitt News) (also available at http://arxiv.org/abs/1211.0769)
  29. K. Makino, J. Tominaga, A. V. Kolobov, P. Fons, and M. Hase, "Polarization Dependent Optical Control
    of Atomic Arrangement in Multilayer Ge-Sb-Te Phase Change Materials", Appl. Phys. Lett. Vol. 101, 232101 (2012).
    (Also available at http://arxiv.org/abs/1211.5192)
  30. K. Makino, J. Tominaga, A. V. Kolobov, P. Fons, and M. Hase, "Bond-selective excitation and
    following displacement of Ge atoms in GeTe/Sb2Te3 superlattice", Proceeding of the 4th International
    Photoinduced Phase Transations and Cooperative Phenomena (PIPT4), Wroclaw, Poland, 2011.
    Acta Phys. Pol. A, 121, 336 (2012).
  31. M. Hase and J. Tominaga, "Ultrafast dynamics of coherent optical phonons in GeTe/Sb2Te3 superlattices:
    Thermal conductivity and coherent control", Proceeding of SPIE, 8260-52 (2012).

  32. 2011

  33. M. Hase and J. Tominaga, "Thermal conductivity of GeTe/Sb2Te3 superlattices measured by
    coherent phonon spectroscopy", Appl. Phys. Lett. Vol. 99, 031902 (2011). (also available at http://arxiv.org/abs/1106.4101)
  34. J. D. Lee, P. Moon, and M. Hase, "Ultrafast optical excitation of coherent phonons in a one-dimensional
    metal at the photoinduced metal-insulator transition", Phys. Rev. B, Vol. 84, 195109 (2011).
  35. M. Hase, D. Hayashi, and J. D. Lee, "Control of carrier transport in GaAs by
    longitudinal-optical phonon-carrier scattering using a pair of laser pump pulses",  
    J. Appl. Phys. Vol. 109, 073715 (2011). (also available at http://arxiv.org/abs/1101.2490)
  36. K. Makino, J. Tominaga, and M. Hase, "Ultrafast optical manipulation of atomic
    arrangements in chalcogenide alloy memory materials",
    Optics Express Vol. 19, No. 2, pp.1260-1270 (2011). (highlighted in Nature Photonics) (also available at http://arxiv.org/abs/1012.1408)
  37. K. Hino,  M. Hase, and N. Maeshima, "Exciton Fano Resonance in Semiconductor Heterostructures
    and its Related Phenomena", in Exciton Quasiparticles: Theory, Dynamics and Applications, Editted by
    Randy M. Bergin (Nova Science Pub Inc.) (2011).


  38. 2010

  39. K. Makino, J. Tominaga, and M. Hase, "Ultrafast phase change in Ge2Sb2Te5
    induced by selective excitation of coherent phonons", in Ultrafast Phenomena XVII
    (M. Chergui, D. Jonas, E. Riedle, R. Schoenlein, A. Taylor (Eds.), Oxford University Press).
  40. M. Hase, O. V. Misochko, and K. Ishioka, "Excitation and Time-evolution of Coherent
    Optical Phonons", in Dynamics at Solid State Surfaces and Interfaces Vol. 1: Current
    Developments
    , Edited by U. Bovensiepen, H. Petek, and M. Wolf (Wiley-VCH) (2010).
  41. M. Hase and M. Kitajima, "Interaction of coherent phonons with defects and elementary excitations",
    Journal of Physics: Condensed Matter (Topical Review) , Vol. 22,  073201 (2010).


  42. 2009

  43. K. Makino, A. Hirano, K. Shiraki, Y. Maeda, and M. Hase, "Ultrafast vibrational motion of
    carbon nanotubes in different pH environments", Phys. Rev. B, Vol. 80, 245428 (2009).
  44. M. Hase, Y. Miyamoto, and J. Tominaga, "Ultrafast dephasing of coherent optical phonons
    in atomically controlled GeTe/Sb2Te3 superlattices", Phys. Rev. B, Vol. 79, pp. 174112 (2009).
  45. M. Hase, "Carrier mobility in a polar semiconductor measured by an optical pump-probe technique",
    Appl. Phys. Lett., Vol. 94, pp. 112111 (2009).
  46. J. D. Lee, H. Gomi, and M. Hase, "Coherent optical control of the ultrafast dephasing and
    mobility in a polar semiconductor", J. Appl. Phys. Vol. 106, pp. 083501 (2009).

  47. 2008

  48. M. Hase, "Ultrafast Dynamics of Plasmon-phonon Coupling: Estimation of Electron Mobility
    in GaAs", Physica Status Solidi (c) Vol. 5, pp. 364-366 (2008).
  49. K. Ishioka, M. Hase, M. Kitajima, L. Wirtz, A. Rubio, and H. Petek, "Ultrafast electron-phonon
    decoupling in graphite", Phys. Rev. B Vol. 77, pp.121402(R) (2008).
  50. J. D. Lee and M. Hase, "Coherent optical control of the ultrafast dephasing of phonon-plasmon
    coupling in a polar semiconductor using pulse train of below-band-gap excitation",
    Phys. Rev. Lett., Vol. 101, pp. 235501 (2008).
  51. N. Uchida, Y. Mikami, H. Kintoh, K. Murakami, N. Fukata, M. Mitome, M. Hase, and M. Kitajima,
    "Site-selective formation of Si nanocrystal in SiO2 by femtosecond laser irradiation and an Al
    deoxidization effect", Appl. Phys. Lett, Vol. 92, No.15. pp. 153112 (2008).

  52. 2007

  53. R. Lu, M. Hase, M. Kitajima, S. Nakashima, and S. Sugai, "Ultrafast Critical Dynamics of a
    Ferroelectric Phase Transition in Pb1-xGexTe", Phys. Rev. B, Vol. 75, No. 1, pp. 012107 (2007).

  54. O. V. Misochko, R. Lu, M. Hase, and M. Kitajima, "Coherent Control of the Lattice Dynamics
    of Bismuth near the Lindemann Stability Limit", J. Exp. Theo. Phys. Vol. 104, No.2, pp.245-253 (2007).
  55. O. V. Misochko, K. Ishioka, M. Hase, and M. Kitajima, "Fano interference for large-amplitude
    coherent phonons in bismuth", J. Phys.: Condens. Matter Vol. 19, No.15, pp.156227 (2007).
  56. M. Hase, M. Kitajima, J. Demsar, "Femtosecond dynamics of Fano-resonance in Zn",
    Ultrafast Phenomena XV (P. Corkum, D. Jonas, R. J. D. Miller, and A. M. Weiner (Eds.), Springer, Berlin),
    Springer Series in Chemical Physics, Vol. 88, pp. 615 (2007).
  57. J. D. Lee, J. Inoue, and M. Hase, "Ultrafast Fano Dynamics of Quasiparticles in a Semiconductor",
    Ultrafast Phenomena XV (P. Corkum, D. Jonas, R. J. D. Miller, and A. M. Weiner (Eds.), Springer, Berlin),
    Springer Series in Chemical Physics, Vol. 88, pp. 606 (2007).
  58. K. Ishioka, M. Hase, M. Kitajima, and H. Petek, "Femtosecond Dynamics of Coherent Optical Phonons in Graphite",
    Ultrafast Phenomena XV (P. Corkum, D. Jonas, R. J. D. Miller, and A. M. Weiner (Eds.), Springer, Berlin),
    Springer Series in Chemical Physics, Vol. 88, pp. 624 (2007).


  59. 2006

  60. M. Hase, J. Demsar, M. Kitajima, "Photoinduced Fano-resonance of coherent phonons in zinc",
    Phys. Rev. B, Vol. 74, No. 21, pp.212301 (2006).
  61. J. D. Lee, J. Inoue, and M. Hase, "Ultrafast Fano Resonance between Optical Phonons and
    Electron-Hole Pairs at the Onset of Quasiparticle Generation in a Semiconductor",
    Phys. Rev. Lett.,Vol. 97, No. 15, pp.157405 (2006).
  62. K. Ishioka, M. Hase, M. Kitajima, and H. Petek, "Coherent Optical Phonons in Diamond",
    Appl. Phys. Lett., Vol. 89, No. 23, pp.231916 (2006). (featured in SPIE Newsroom)
  63. O. V. Misochko, K. Ishioka, M. Hase, and M. Kitajima, "Fully symmetric and doubly degenerate
    coherent phonons in semimetals at low temperature and high excitation: similarities and differences",
    J. Phys. Condens. Matter, Vol. 18, pp.10571-10584 (2006).
  64. R. Lu, M. Hase, M. Kitajima, S. Nakashima, and S. Sugai,"Femtosecond pump-probe study of
    coherent soft phonon in Pb1-xGexTe ferroelectrics", J.  Luminescence 119-120, pp.378-382 (2006).

  65. 2005

  66. M. Hase, K. Ishioka, J. Demsar, K. Ushida, and M. Kitajima, "Ultrafast dynamics of coherent
    optical phonons and nonequilibrium electrons in transition metals", Phys. Rev. B, Vol. 71, pp.184301 (2005).
  67. O. V. Misochko, M. Hase, K. Ishioka, and M. Kitajima, "Fano interference with the
    alternating asymmetry parameter in time-domain experiments", JETP Letters, Vol. 82,
    No. 7, pp. 426-483 (2005)
    .
  68. R. Lu, K. Ishioka, M. Hase, O. V. Misochko, and M. Kitajima, "Amplitude collapse-revival of
    coherent phonons in semimetal under high-density optical excitation", Surface Science, Vol. 593, pp. 116-121 (2005).
  69. K. Ishioka, M. Hase, M. Kitajima, O. V. Misochko, "Amplitude collapse and revival
    of chirped coherent phonon under high-fluence optical excitation", Ultrafast Phenomena XIV
    (T. Kobayashi, T. Okada, T. Kobayashi, K. A. Nelson, and S. D. Silvestri (Eds.), Springer, Berlin 2005),
    Springer Series in Chemical Physics, Vol. 88, pp.248-250 (2005).
  70. M. Kitajima, M. Hase, A. M. Constantinescu, H. Petek, "Ultrafast dynamics of coherent electron-phonon
    interaction in silicon", Ultrafast Phenomena XIV (T. Kobayashi, T. Okada, T. Kobayashi, K. A. Nelson,
    and S. D. Silvestri (Eds.), Springer, Berlin 2005), Springer Series in Chemical Physics, Vol. 88, pp.242-244 (2005).

  71. 2004

  72. M. Hase, M. Kitajima, S. Nakashima, and K. Mizoguchi, "Hase et al. Reply",
    Phys. Rev. Lett., Vol. 93, No. 10, pp. 109702 (2004).
  73. O. V. Misochko, M. Hase, K. Ishioka and M. Kitajima, "Observation of Amplitude Collapse
    and Revival for Chirped Coherent Phonons in Bismuth", Phys. Rev. Lett., Vol. 92, No. 19, pp.197401 (2004).
  74. O. V. Misochko, M. Hase, K. Ishioka and M. Kitajima, "Transient Bose-Einstein condensation
    of phonons", Phys. Lett. A Vol. 321, pp.381-387 (2004).
  75. O. V. Misochko, M. Hase, and M. Kitajima, "On the nature of coherent phonons generated by
    ultrashort laser pulses in single-crystal antimony", Phys. of the Solid State, Vol. 46, No.9, pp.1741-1749 (2004).
  76. O. V. Misochko, M. Hase, and M. Kitajima, "Spectrally filtered time domain study of coherent
    phonons in semimetals", J. Phys.: Condens. Matter, Vol. 16, No.10, pp.1879-1886 (2004).
  77. N. Fukata, Y. Yamamoto, K. Murakami, M. Hase, and M. Kitajima, "In situ spectroscopic measurement
    of structural change in SiO2 during femtosecond laser irradiation", Appl. Phys. A, Vol. 79, pp.1425-1427 (2004).
  78. K. Ishioka, M. Hase, and M. Kitajima, "In situ observation of the ultrafast lattice dynamics of
    graphite under ion irradiation", Solid State Commun. Vol. 130 No.5, pp. 327-330 (2004).
  79. Y. Fujii, K. Horiuchi, F. Kannari, M. Hase, and M. Kitajima, "Optical imaging of defect density
    distribution in ion-irradiated GaAs using ultrafast carrier dynamics", Jpn. J. Appl. Phys.
    Vol. 43, No.1, pp.184-185 (2004)
    .

  80. 2003

  81. M. Hase, M. Kitajima, A. M. Constantinescu and H. Petek,"The birth of a quasiparticle in Si
    observed in time-frequency space", Nature, Vol. 426, pp. 51-54 (2003). (News and Views) (featured in Pitt News)
  82. M. Hase, M. Kitajima, S. Nakashima and K. Mizoguchi, "Forcibly driven coherent soft phonons in
    GeTe with intense THz-rate pump fields", Appl. Phys. Lett., Vol. 83, No. 24, pp.4921-4923 (2003).
  83. M. Hase, K. Ishioka, M. Kitajima and K. Ushida, "Ultrafast carrier and plasmon-phonon dynamics
    in ion-irradiated n-GaAs", Appl. Phys. Lett., Vol. 82, No. 21, pp.3668-3670 (2003).
  84. N. Fukata, Y. Yamamoto, K. Murakami, M. Hase, and M. Kitajima, "In situ spectroscopic measurement of
    transmitted light related to defect formation in SiO2 during femtosecond laser irradiation",
    Appl. Phys. Lett, Vol. 83, No.17. pp. 3495-3497 (2003).
  85. O. V. Misochko, M. Hase and M. Kitajima, "Phonon Autoecho in Bismuth and Antimony Single Crystals",
    JETP Letters, Vol. 78, No.2, pp.75-79 (2003).
  86. M. Kitajima, M. Hase, K. Ishioka and K. Ushida, "Application of time-domain vibrational spectroscopy to
    the study of defects in the ion-implanted materilas", Nucl. Instru. Methods, Vol. 206, pp. 99-102 (2003).
  87. N. Fukata, Y. Yamamoto, K. Murakami, M. Hase and M. Kitajima, "In situ spectroscopic measurement of
    defect formation in SiO2 induced by femtosecond laser irradiation", Physica B, Vol. 340-342, pp. 986-989 (2003).

  88. 2002

  89. K. Mizoguchi, M. Hase and M. Kitajima, "Precursor phenomenon of laser ablation in bismuth",
    Phase Transition, Vol. 75, No.7-8, pp.1003-1009 (2002).
  90. M. Hase, K. Ishioka, M. Kitajima and K. Ushida, "Dephasing of coherent THz phonons in bismuth
    studied by femtosecond pump-probe technique", Appl. Surf. Sci., Vol. 197-198, pp.710-714 (2002).
  91. M. Hase, M. Kitajima, S. Nakashima, and K. Mizoguchi,"Dynamics of coherent anharmonic
    phonons in bismuth using high density photoexcitation", Phys. Rev. Lett., Vol. 88, No. 6, pp. 067401 (2002).
  92. M. Hase, M. Kitajima, K. Mizoguchi, and S. Nakashima,"Coherent phonons in bismuth under
    high-density excitation", Physica B, Vol. 316-317, pp.292-295 (2002).
  93. M. Hase, M. Kitajima, S. Nakashima and K. Mizoguchi, "Ultrafast Dynamics of coherent
    anharmonic phonons in bismuth", Ultrafast Phenomena XIII (R. D. Miller, M. M. Murnane,
    N. F. Scherer, and A. M. Weiner (Eds.), Springer, Berlin 2002), Springer Series in Chemical Physics,
    Vol. 71, pp.386-388
    .
  94. K. Ishioka, M. Hase, K. Ushida and M. Kitajima, "Femtosecond Phonon and Carrier Dynamics
    in Defective Graphite and GaAs", Appl. Surf. Sci., 197-198, pp. 726-729 (2002).

  95. K. Ishioka, M. Hase, K. Ushida and M. Kitajima, "Coherent Acoustic Phonon-Defect Scattering
    in Graphite", Physica B 316-317, pp.296-299 (2002).

  96. K. Ushida, M. Hase, K. Ishioka, and M. Kitajima, "Use of vibrational coherence to probe disorders
    and defects in solids: A review", RIKEN REVIEW, No.49, pp.33-37 (2002).

  97. 2001

  98. K. Ishioka, M. Hase, M. Kitajima, and K. Ushida, "Ultrafast carrier and phonon dynamics
    in ion-irradiated graphite", Appl. Phys. Lett., Vol. 78, No. 25, pp. 3965-3967 (2001).
  99. M. Hase, K. Ishioka, K. Ushida, and M. Kitajima,"Annihilation of coherent LO phonon-plasmon
    coupled modes by lattice defects in n-GaAs", Proceedings of the 25th International Conference on
    Physics of Semiconductors (Springer Proceedings in Physics)
    Vol. 87, pp. 186-187 (2001).
  100. S. Katayama, M. Hase, M. Iida, and S. Nakashima, "Dephasing of coherent LO phonon-plasmon
    coupled modes in polar semiconductors", Proceedings of the 25th International Conference on
    Physics of Semiconductors (Springer Proceedings in Physics)
    Vol. 87, pp. 180-181 (2001).

  101. 2000

  102. M. Hase, K. Mizoguchi, and S. Nakashima, "Generation of coherent THz phonons in GeTe
    ferroelectrics", J. Luminescence, Vol. 87-89, pp.836-839 (2000).
  103. M. Hase, K. Ishioka, M. Kitajima, K. Ushida, and S. Hishita,"Dephasing of Coherent phonons
    by lattice defects in bismuth films", Appl. Phys. Lett., Vol. 76, No. 10, pp. 1258-1260 (2000).
  104. K. Mizoguchi, F. Miyamaru, M. Nakajima, M. Hase, and S. Nakashima, "Study of
    coherent LO phonon-plasmon coupled modes by double-pulse excitation", J. Luminescence,
    Vol. 87-89, pp. 939-941(2000)
    .
  105. K. Ushida, M. Hase, K. Ishioka, and M. Kitajima, "Use of coherent phonon spectroscopy as a
    probe for distribution of defects in solids", Nonlinear Optics, 26, pp.145-151(2000).

  106. 1999

  107. M. Hase, S. Nakashima, K. Mizoguchi, H. Harima, and K. Sakai, "Ultrafast decay of
    coherent plasmon-phonon coupled modes in highly doped GaAs",
    Phys. Rev. B, Vol. 60, No. 24, pp.16526-16530 (1999).
  108. K. Mizoguchi, M. Hase, M. Nakayama, and S. Nakashima, "Observation of coherent folded
    acoustic phonons propagating in GaAs/AlAs superlattices by two-color pump-probe spectroscopy",
    Phys. Rev. B, Vol. 60, No. 11, pp.8262-8266 (1999).
  109. K. Mizoguchi, F. Miyamaru, M. Nakajima, M. Hase, and S. Nakashima, "Study of coherent
    LO phonon-plasmon coupled modes in GaAs by spectrally-resolved pump-probe measurement."
    Physica B, Vol. 272, pp.367-370 (1999).
  110. K. Mizoguchi, M. Hase, S. Nakashima, and M. Nakayama, "Study of coherent folded acoustic
    phonons in semiconductor superlattices by pump-probe technique", Physica B Vol. 263-264, pp.48-50(1999).
  111. K. Kisoda, M. Hase, H. Harima, S. Nakashima, K. Sakai, M. Tani, H. Negishi, and M. Inoue,
    "Pump power dependence of coherent phonons in η-Mo4O11", Physica B 263-264, pp.51-53(1999).
  112. S. Nakashima, M. Hase, K. Mizoguchi, H. Harima, K. Sakai, S. Cho, A. DiVenere and
    J. B. Ketterson, "Coherent phonons in mixed semimetals and semimetal superlattices",
    Physica B Vol. 263-264, pp. 67-69 (1999).

  113. 1998

  114. M. Hase, K. Mizoguchi, H. Harima, F. Miyamaru, S. Nakashima, R. Fukasawa, M. Tani, and K. Sakai,
    "Dynamics of coherent plasmon-phonon coupled modes in GaAs using ultrashort laser pulses",
    J. Luminescence, Vol. 76-77, pp. 68-71 (1998).
  115. M. Hase, T. Itano, K. Mizoguchi, and S. Nakashima, "Selective enhancement of coherent optical
    phonons using THz-rate pulse train", Jpn. J. Appl. Phys., Vol. 37, No. 3A, pp. L281-L283 (1998).
    (also available at http://arxiv.org/abs/1011.3611)
  116. M. Hase, K. Mizoguchi, H. Harima, S. Nakashima and K. Sakai, "Dynamics of coherent phonons in bismuth
    generated by ultrashort laser pulses", Phys. Rev. B, Vol. 58, No. 9, pp. 5448-5452 (1998).
  117. K. Kisoda, M. Hase, H. Harima, S. Nakashima, M. Tani, K. Sakai, H. Negishi, and M. Inoue,
    "Coherent phonons from the CDW state in η-Mo4O11", Phys. Rev. B, Vol. 58, No. 12, pp. R7484-R7487 (1998).
  118. K. Mizoguchi, K. Matsutani, M. Hase, S. Nakashima, and M. Nakayama, "Resonance effect of
    coherent folded acoustic phonons generated by ultrashort light pulses in GaAs/AlAs superlattices",
    Physica B, Vol. 249-251, pp. 887-890 (1998).
  119. K. Mizoguchi, M. Hase, S. Nakashima, and M. Nakayama,"Study of coherent folded acoustic
    phonons in GaAs/AlAs superlattices by two-color pump-probe technique", Ultrafast Phenomena XI,
    (T. Elsaesser et al., eds., Springer, Berlin 1998) Springer Series in Chemical Physics,  Vol. 71, pp. 269-271.

  120. 1996

  121. M. Hase, K. Mizoguchi, H. Harima, S. Nakashima, M. Tani, K. Sakai, and M. Hangyo, "Optical control of
    coherent optical phonons in bismuth films", Appl. Phys. Lett. Vol. 69, No. 17, pp. 2474-2476 (1996).

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