論文一覧

論文一覧

  1. Ryoji Anzaki, Takeshi Sato, Kenichi L. Ishikawa, Fully General Time-Dependent Multiconfiguration Self-Consistent-Field Method for the Electron-Nuclear Dynamics, Phys. Chem. Chem. Phys., 19, 22008~22015 (2017). (DOI: 10.1039/C7CP02086D)
  2. D. Iablonskyi, K. Ueda, K. L. Ishikawa, A. S. Kheifets, P. Carpeggiani, M. Reduzzi, H. Ahmadi, A. Comby, G. Sansone, T. Csizmadia, S. Kuehn, E. Ovcharenko, T.Mazza, M. Meyer, A. Fischer, C. Callegari, O. Plekan, P. Finetti, E. Allaria, E. Ferrari, E. Roussel, D. Gauthier, L. Giannessi, and K. C. Prince, Observation and Control of Laser-Enabled Auger Decay, Phys. Rev. Lett. 119, 073203-1~5 (Aug., 2017). (DOI: 10.1103/PhysRevLett.119.073203)
  3. Iliya Tikhomirov, Takeshi Sato, and Kenichi L. Ishikawa, High-harmonic generation enhanced by dynamical electron correlation, Phys. Rev. Lett. 118, 203202-1~5 (May, 2017). (DOI: 10.1103/PhysRevLett.118.203202)
  4. Takuya Ikemachi, Yasushi Shinohara, Takeshi Sato, Junji Yumoto, Makoto Kuwata-Gonokami, and Kenichi L. Ishikawa, Trajectory analysis of high-order harmonic generation from periodic crystals, Phys. Rev. A 95, 043416-1~8 (Apr., 2017). (DOI:10.1103/PhysRevA.95.043416)
  5. Takuya Maeyama, Nobuhisa Fukunishi, Kenichi L Ishikawa, Kazuaki Fukasaku, and Shigekazu Fukuda, An organic-gelatin-free nanocomposite Fricke gel dosimeter, J. Phys. Chem. B 121, 4238~8656 (Mar., 2017). (DOI: 10.1021/acs.jpcb.6b11936)
  6. Fabian Lackner, Iva Březinová, Takeshi Sato, Kenichi L. Ishikawa, and Joachim Burgdörfer, High-harmonic spectra from time-dependent two-particle reduced-density-matrix theory, Phys. Rev. A 95, 033414-1~13 (Mar., 2017). (DOI: 10.1103/PhysRevA.95.033414)
  7. T. Sato, K. L. Ishikawa, I. Březinová, F. Lackner, S. Nagele, and J. Burgdörfer, Time-dependent complete-active-space self-consistent-field method for atoms: Application to high-order harmonic generation, Phys. Rev. A 94, 023405-1~14 (Aug., 2016). (DOI: 10.1103/PhysRevA.94.023405)
  8. T. Maeyama, N. Fukunishi, K. L. Ishikawa, K. Fukasaku, and S. Fukuda, Radiological properties of nanocomposite Fricke gel dosimeters for heavy ion beams, J. Radiat. Res. 57, 318~324 (Mar., 2016). (DOI: 10.1093/jrr/rrw025)
  9. R. Sawada, T. Sato, and K. L. Ishikawa, Implementation of the multiconfiguration time-dependent Hartree-Fock method for general molecules on a multi-resolution Cartesian grid, Phys. Rev. A 93, 023434 (Feb., 2016). (DOI: 10.1103/PhysRevA.93.023434)
  10. T. Furuta, T. Maeyama, K. L. Ishikawa, N. Fukunishi, K. Fukasaku, S. Takagi, S. Noda, R. Himeno, and S. Hayashi, Comparison between Monte Carlo simulation and measurement with a 3D polymer gel dosimeter for dose distributions in biological samples, Phys. Med. Biol. 60, 6531-6546 (2015). (DOI: 10.1088/0031-9155/60/16/6531)
  11. K. L. Ishikawa and T. Sato, A Review on Ab Initio Approaches for Multielectron Dynamics, IEEE J. Sel. Topics Quantum Electron. 21(5), 8700916-1~16 (invited review) (2015). (DOI: 10.1109/JSTQE.2015.2438827)
  12. T. Sato and K. L. Ishikawa, Time-dependent multiconfiguration self-consistent-field method based on occupation restricted multiple active space model for multielectron dynamics in intense laser fields, Phys. Rev. A 91. 023417-1~15 (2015). (DOI: 10.1103/PhysRevA.91.023417)
  13. F. Lackner, I. Břesinová, T. Sato, K. L. Ishikawa, and J. Burgdörfer, Propagating two-particle reduced density matrices without wavefunctions, Phys. Rev. A 91, 023412-1~17 (Feb., 2015). (DOI: 10.1103/PhysRevA.91.023412)
  14. T. Maeyama, N. Fukunishi, K. L. Ishikawa, T. Furuta, K. Fukasaku, S. Takagi, S. Noda, R. Himeno, and S. Fukuda, Radiological characteristics of MRI-based VIP polymer gel under carbon beam irradiation, Radiation Physics and Chemistry 107, 7~15 (Feb., 2015). (DOI: 10.1016/j.radphyschem.2014.09.001)
  15. T. Sato and K. L. Ishikawa, The structure of approximate two electron wavefunction in intense laser driven ionization dynamics, J. Phys. B, 47, 204031-1~12 (Oct., 2014). (DOI: 10.1088/0953-4075/47/20/204031)
  16. R. Sawada, T. Sato, and K. L. Ishikawa, Analysis of strong-field enhanced ionization of molecules using Bohmian trajectories, Phys. Rev. A 90, 023404-1~8 (Aug., 2014). (DOI: 10.1103/PhysRevA.90.023404)
  17. K. L. Ishikawa, A. K. Kazansky, N. M. Kabachnik, and K. Ueda, Theoretical study of pulse delay effects in the photoelectron angular distribution of near-threshold EUV+IR two-photon ionization of atoms, Phys. Rev. A 90, 023408-1~11 (Aug., 2014). (DOI: 10.1103/PhysRevA.90.023408)
  18. T. Maeyama, N. Fukunishi, K. L. Ishikawa, T. Furuta, K. Fukasaku, S. Takagi, S. Noda, R. Himeno, and S. Fukuda, Diffusion-free and linear-energy-transfer-independent nanocomposite Fricke gel dosimeter, Radiat. Phys. Chem. 96, 92~96 (Mar., 2014). (DOI: 10.1016/j.radphyschem.2013.09.004)
  19. S. Mondal, H. Fukuzawa, K. Motomura, T. Tachibana, K. Nagaya, T. Sakai, K. Matsunami, S. Yase, M. Yao, S. Wada, H. Hayashita, N. Saito, C. Callegari, K. C. Prince, C. Miron, M. Nagasono, T. Togashi, M. Yabashi, K. L. Ishikawa, A. K. Kazansky, N. M. Kabachnik, and K. Ueda, Pulse-delay effects in the angular distribution of near-threshold EUV + IR two-photon ionization of Ne, Phys. Rev. A 89, 013415-1~6 (Jan., 2014). (DOI: 10.1103/PhysRevA.89.013415)
  20. S. Mondal, H. Fukuzawa, K. Motomura, T. Tachibana, K. Nagaya, T. Sakai, K. Matsunami, S. Yase, M. Yao, S. Wada, H. Hayashita, N. Saito, C. Callegari, K. C. Prince, P. O’Keeffe, P. Bolognesi, L. Avaldi, C. Miron, M. Nagasono, T. Togashi, M. Yabashi, K. L. Ishikawa, I. P. Sazhina, A. K. Kazansky, N. M. Kabachnik and K. Ueda, Photoelectron angular distributions in infrared one-photon and two-photon ionization of FEL-pumped Rydberg states of helium, J. Phys. B 46, 205601-1~7 (Oct., 2013). (DOI: 10.1088/0953-4075/46/20/205601)
  21. T. Sato and K. L. Ishikawa, Time-dependent complete-active-space self-consistent field method for multielectron dynamics in intense laser fields, Phys. Rev. A 88, 023402-1~15 (Aug., 2013). (DOI: 10.1103/PhysRevA.88.023402)
  22. R. Ma, K. Motomura, K. L. Ishikawa, S. Mondal, H. Fukuzawa, A. Yamada, K. Ueda, K. Nagaya, S. Yase, Y. Mizoguchi, M. Yao, A. Rouzée, A. Hundermark, M. J. J. Vrakking, P. Johnsson, M. Nagasono, K. Tono, T. Togashi, Y. Senba, H. Ohashi, M. Yabashi, and T. Ishikawa, Photoelectron Angular Distributions for Two-photon Ionization of Helium by Ultrashort Extreme Ultraviolet Free Electron Laser Pulses, J. Phys. B 46, 164018-1~6 (Aug., 2013). (DOI: 10.1088/0953-4075/46/16/164018)
  23. K. L. Ishikawa, Electronic response of graphene to an ultrashort intense terahertz radiation pulse, New J. Phys. 15, 055021-1~27 (May, 2013). (DOI: 10.1088/1367-2630/15/5/055021)
  24. K. L. Ishikawa and K. Ueda, Photoelectron angular distribution and phase in two-photon single ionization of H and He by a femtosecond and attosecond extreme-ultraviolet pulse, Appl. Sci. 3, 189~213 (Mar., 2013). (DOI: 10.3390/app3010189)
  25. Y. Furukawa, Y. Nabekawa, T. Okino, A. A. Eilanlou, E. J. Takahashi, Pengfei Lan, K. L. Ishikawa, T. Sato, K. Yamanouchi, and K. Midorikawa, Resolving vibrational wave-packet dynamics of D_2^+ using multicolor probe pulses, Opt. Lett. 37, 2922~2924 (2012). (DOI: 10.1364/OL.37.002922)
  26. S. Sukiasyan, K. L. Ishikawa, and M. Ivanov, Attosecond cascades and time delays in one-electron photoionization, Phys. Rev. A 86, 033423-1~6 (2012). (DOI: 10.1103/PhysRevA.86.033423)
  27. S. Shiozaki, K. L. Ishikawa, and S. Takagi, Numerical study on platelet adhesion to vessel walls using the kinetic Monte Carlo method, J. Biomed. Sci. Eng. 7, 275~283 (2012). (DOI: 10.1299/jbse.7.275)
  28. K. T. Kim, D. H. Ko, J. Park, N. N. Choi, C. M. Kim, K. L. Ishikawa, J. Lee, and C. H. Nam, Amplitude and phase reconstruction of electron wave packets for probing ultrafast photoionization dynamics, Phys. Rev. Lett. 108, 093001-1~5 (2012).
  29. K. L. Ishikawa and K. Ueda, Competition of resonant and nonresonant paths in resonance-enhanced two-photon single ionization of He by an ultrashort extreme-ultraviolet pulse, Phys. Rev. Lett. 108, 033003-1~5 (2012).
  30. D. G. Arbó, K. L. Ishikawa, E. Persson, and J. Burgdörfer, Doubly differential diffraction at a time grating in above-threshold ionization: Intracycle and intercycle interferences, Nucl. Instr. Meth. B 279, 24~30 (2012). (DOI: 10.1016/j.nimb.2011.10.030)
  31. K. L. Ishikawa, K. Niita, K. Takeda, N. Fukunishi, and S. Takagi, Domain-division Monte Carlo dose calculation method for particle therapy, Prog. Nucl. Sci. Tech.2, 197-200 (2011).
  32. R. Moshammer, Th. Pfeifer, A. Rudenko, Y. H. Jiang, L. Foucar, M. Kurka, K. U. Kühnel, C. D. Schröter, J. Ullrich, O. Herrwerth, M. F. Kling, X.-J. Liu, K. Motomura, H. Fukuzawa, A. Yamada, K. Ueda, K. L. Ishikawa, K. Nagaya, H. Iwayama, A. Sugihara, Y. Mizoguchi, S. Yase, M. Yao, N. Saito, A. Belkacem, M. Nagasono, A. Higashiya, M. Yabashi, T. Ishikawa, H. Ohashi, H. Kimura, and T. Togashi, Second-order autocorrelation of XUV FEL pulses via time resolved two-photon single ionization of He, Opt. Express 19(22), 21698~21706 (2011).
  33. S. Fang, T. Tanigawa, K. L. Ishikawa, N. Karasawa, and M. Yamashita, Isolated attosecond pulse generation by monocycle pumping: the use of a harmonic region with the minimum dispersion, J. Opt. Soc. Am. B 28(1), 1~9 (2011).
  34. A. A. Eilanlou, Y. Nabekawa, K. L. Ishikawa, H. Takahashi, E. J. Takahashi, and K. Midorikawa, Frequency modulation of high-order harmonic fields with synthesis of two-color laser fields, Opt. Express 18 (24), 24619~24631 (2010).
  35. K. L. Ishikawa, Nonlinear optical response of graphene in time domain, Phys. Rev. B 82, 201402(R)-1~4 (2010).
  36. D. G. Arbo, K. L. Ishikawa, K. Schiessl, E. Persson, and J. Burgdorfer, Diffraction at a time grating in above-threshold ionization: The influence of the Coulomb potential, Phys. Rev. A 82, 043426-1~11 (2010).
  37. Y. Nabekawa, A. A. Eilanlou, Y. Furukawa, K. L. Ishikawa, H. Takahashi, K. Midorikawa, Multi-terawatt laser system generating 12-fs pulses at 100 Hz repetition rate, Appl. Phys. B 101 (3), 523~534 (2010).
  38. T. Shirakawa, K. L. Ishikawa, S. Suzuki, Y. Yamada, and H. Takahashi, Design of binary diffractive microlenses with subwavelength structures using the genetic algorithm, Opt. Express 18, 8383~8391 (2010).
  39. D. G. Arbo, K. L. Ishikawa, K. Schiessl, E. Persson, and J. Burgdorfer, Intracycle and intercycle interferences in above-threshold ionization: The time grating, Phys. Rev. A 81, 021403(R)-1~4 (2010).
  40. K. L. Ishikawa, Y. Kawazura, and K. Ueda, Two-photon ionization of atoms by ultrashort laser pulses, J. Mod. Opt. 57(11), 999~1007 (2010).
  41. K. L. Ishikawa, E. J. Takahashi, and K. Midorikawa, Wavelength dependence of high-order harmonic generation with independently controlled ionization and ponderomotive energy, Phys. Rev. A 80, 011807(R)-1~4 (2009).
  42. K. L. Ishikawa, K. Schiessl, E. Persson, and J. Burgdorfer, Fine-scale oscillations in the wavelength and intensity dependence of high-order harmonic generation: Connection with channel closings, Phys. Rev. A 79, 033411-1~10 (2009).
  43. E. J. Takahashi, T. Kanai, K. L. Ishikawa, Y. Nabekawa, and K. Midorikawa, Coherent water window x-ray by phase-matched high-order harmonic generation in neutral media, Phys. Rev. Lett. 101, 253901-1~4 (2008).
  44. A. A. Eilanlou, Y. Nabekawa, K. L. Ishikawa, H. Takahashi, and K. Midorikawa, Direct amplification of terawatt sub-10-fs pulses in a CPA system of Ti:sapphire laser, Opt. Express 16, 13431~13438 (2008).
  45. K. Schiessl, K. L. Ishikawa, E. Persson, and J. Burgdorfer, Wavelength dependence of high-harmonic generation from ultrashort pulses, J. Mod. Opt. 55, 261~-2630 (2008).
  46. K. Schiessl, K. L. Ishikawa, E. Persson, and J. Burgdorfer, Quantum path interference in the wavelength dependence of high-harmonic generation, Phys. Rev. Lett. 99, 253903-1~4 (2007).
  47. 神保花,矢田部力,石川顕一,山田泰史,増田浩二「遺伝的アルゴリズムと時間領域差分法を用いたサブ波長回折光学素子の設計」,電気学会論文誌C 127, 1298 (2007).
  48. E. J. Takahashi, T. Kanai, K. L. Ishikawa, Y. Nabekawa, and K. Midorikawa, Dramatic enhancement of high-order harmonic generation, Phys. Rev. Lett. 99, 053904-1~4 (2007).
  49. K. L. Ishikawa, E. J. Takahashi, and K. Midorikawa, Single-attosecond pulse generation using a seed harmonic pulse train, Phys. Rev. A 75, 021801(R)-1~4 (2007).
  50. K. L. Ishikawa, Temporal Young’s interference experiment by attosecond double and triple soft-x-ray pulses, Phys. Rev. A 74, 023806-1~4 (2006).
  51. K. L. Ishikawa and K. Midorikawa, Above-threshold double ionization of helium with attosecond intense soft x-ray pulses, Phys. Rev. A 72, 013407-1~3 (2005).
  52. H. Hasegawa, E. J. Takahashi, Y. Nabekawa, K. L. Ishikawa, and K. Midorikawa, Multiphoton ionization of He by using intense high-order harmonics in the soft-x-ray region, Phys. Rev. A 71, 023407-1~5 (2005).
  53. K. L. Ishikawa, Efficient photoemission and ionization of He+ by a combined fundamental laser and high-order harmonic pulse, Phys. Rev. A 70, 013412-1~9 (2004).
  54. T. Minegishi, H. Kumagai, Y. Urata, K. L. Ishikawa, M. Nakazawa, and K. Midorikawa, Second harmonic generation of pseudo mode-locked multi ten milliwatt picosecond Ti:sapphire laser, Sci. Tech. Adv. Materials 5, 593~596 (2004).
  55. D. Ishii, K. L. Ishikawa, T. Fujita, and M. Nakazawa, Stochastic modelling for gradient sensing by chemotactic cells, Sci. Tech. Adv. Materials 5, 715~718 (2004).
  56. K. L. Ishikawa, Enhanced photoemission and ionization of He+ by simultaneous irradiation of fundamental laser and high-order harmonic pulses, Appl. Phys. B 78, 855~858 (2004).
  57. K. Ishikawa, Photoemission and ionization of He+ under simultaneous irradiation of fundamental laser and high-order harmonic pulses, Phys. Rev. Lett. 91, 043002-1~4 (2003).
  58. H. Kumagai, S.-H. Cho, K. Ishikawa, K. Midorikawa, M. Fujimoto, S. Aoshima, and Y. Tsuchiya, Visualizing complex propagation of a femtosecond laser pulse in a dispersive transparent bulk material, J. Opt. Soc. Am. B. 20, 597 (2003).
  59. K. Ishikawa, H. Kumagai, and K. Midorikawa, High-power regime of femtosecond-laser pulse propagation in silica: multiple-cone formation, Phys. Rev. E 66, 056608-1~8 (2002).
  60. H. Kawano, K. Ishikawa, A. Suda, and K. Midorikawa, Polarization of multiple rotational Raman sidebands from hydrogen gas via delayed four-wave Raman mixing in the femtosecond regime, Opt. Lett. 27, 1917 (2002).
  61. K. Ishikawa, H. Kawano, and K. Midorikawa, Polarization effect in impulsive rotational Raman scattering, Phys. Rev. A 66, 031802(R)-1~4 (2002).
  62. K. Ishikawa and K. Midorikawa, Two-photon ionization of He+ as a nonlinear optical effect in the soft-x-ray region, Phys. Rev. A 65, 043405-1~2 (2002).
  63. K. Ishikawa and K. Midorikawa, Coherent control of extreme uv absorption and photoemission by the simultaneous irradiation of ultrashort extreme uv and laser pulses, Phys. Rev. A 65, 031403(R)-1~4 (2002).
  64. K. Ishikawa and T. Blenski, Rare gas cluster explosion in a strong laser field, Laser Phys. 11, 269~277 (2001).
  65. K. Ishikawa and T. Blenski, Explosion dynamics of rare gas clusters in an intense laser field, Phys. Rev. A 62, 063204-1~11 (2000).
  66. K. Ishikawa and T. Blenski, Particle-in-cell simulations of multiple ionization of small molecules in a strong laser field, Phys. Rev. A 61, 063408-1~11 (2000).
  67. W. Theobald, R. Haessner, R. Kingham, R. Sauerbrey, R. Fehr, D. O. Gericke, M. Schlanges, W.-D. Kraeft and K. Ishikawa, Electron densities, temperatures, and the dielectric function of femtosecond-laser-produced plasmas, Phys. Rev. E 59, 3544-3553 (1999).
  68. K. Ishikawa, B. U. Felderhof, T. Blenski and B. Cichocki, Photoabsorption by an ion immersed in a plasma at any temperature, J. Plasma Phys. 60, 787~810 (1998).
  69. K. Ishikawa and B. U. Felderhof, High-frequency photoabsorption by an ion immersed in a plasma as calculated from Bloch’s hydrodynamic model, Physica A 253, 541~554 (1998).
  70. K. Ishikawa and B. U. Felderhof, Dielectric response in Bloch’s hydrodynamic model of an electron-ion plasma, Physica A 250, 506~516 (1998).
  71. T. Blenski and K. Ishikawa, Pressure ionization in the spherical ion-cell model of dense plasmas and a pressure formula in the relativistic Pauli approximation, Phys. Rev. E 51, 4869~4881 (1995).
  72. T. Blenski and K. Ishikawa, Relation between the super-transition-array method in opacity calculations and the Hartree-Fock approximation at nonzero temperature, Phys. Rev. E 51, 1602~1604 (1995).
  73. K. Ishikawa, T. Iguchi and M. Nakazawa, A study on the possibility of a laser-induced gamma-ray laser, 東京大学工学部紀要(B) XLI, 583~594 (1992).
  74. P-Y. Jiang, Y. Katsumura, M. Domae, K. Ishikawa, R. Nagaishi, K. Ishigure and Y. Yoshida, Pulse radiolysis study of concentrated phosphoric acid solutions, J. Chem. Soc. Faraday trans. 88, 3271~3279 (1992).
  75. P-Y. Jiang, Y. Katsumura, R. Nagaishi, M. Domae, K. Ishikawa, K. Ishigure and Y. Yoshida, Pulse radiolysis study of concentrated sulfuric acid solutions. Formation mechanism, yield and reactivity of sulfate radicals, J. Chem. Soc. Faraday trans. 88, 1599~1603 (1992).