Mt. Fuji's web site (Japanese/English)

■Research
  • Developing approximate methods for quantum dynamics in proteins
  • Dynamic interaction between peptide and water
  • Laser control of complex quantum systems
  • Quantum-classical correspondence in nonadiabatic systems
  • Quantum entanglement in quantum choas


■Publication list (1997~2007)


Vibrational energy relaxation in protein dynamics


  • H. Fujisaki, L. Bu, and J.E. Straub,
    Vibrational energy relaxation of a CD stretching mode in cytochrome c,
    Adv. Chem. Phys. 130, part B, 179-203 (2005); e-print q-bio.BM/0403019.

  • H. Fujisaki, L. Bu, and J.E. Straub,
    Probing vibrational energy relaxation in proteins using normal modes,
    in "Normal Mode Analysis: Theory and Applications to Biological and Chemical Systems" edited by Q. Cui and I. Bahar, Chapman and Hall/CRC Press, Boca Raton, Florida (2005); e-print q-bio.BM/0408023.

  • H. Fujisaki and J.E. Straub,
    Vibrational energy relaxation in proteins,
    PNAS 102, 6726-6731 (2005); e-print q-bio.BM/0412048.

  • H. Fujisaki, Y. Zhang, and J.E. Straub,
    Time-dependent perturbation theory for vibrational energy relaxation and dephasing in peptides and proteins,
    J. Chem. Phys. 124, 144910 (2006).

  • M. Cremeens, H. Fujisaki, Y. Zhang, J. Zimmermann, L.B. Sagle, S. Matsuda, P.E. Dawson, J.E. Straub, and F.E.Romesberg,
    Efforts Toward Developing Direct Probes of Protein Dynamics,
    J. Am. Chem. Soc. 128, 6028 (2006).

  • Y. Zhang, H. Fujisaki, and J.E. Straub,
    Molecular Dynamics Study on the Solvent Dependent Heme Cooling Following Ligand Photolysis in Carbonmonoxy Myoglobin,
    J. Phys. Chem. B 111, 3243-3250 (2007).

  • H. Fujisaki, K. Yagi, K. Hirao, and J.E. Straub,
    Quantum dynamics of N-methylacetamide studied by vibrational configuration interaction method,
    Chem. Phys. Lett. (in press); e-print q-bio arXiv:0706.1905.

  • H. Fujisaki and J.E. Straub,
    Vibrational energy relaxation (VER) of isotopically labelled amide I modes in cytochrome c: Theoretical investigation of VER rates and pathways,
    submitted to J. Phys. Chem. B

  • H. Fujisaki, Y. Fujisaki, and J.E. Straub,
    Effects of hydrogen bonds on infrared spectra of a protein: Localization and delocalization of amide I modes in hydrated myoglobin,
    in preparation.

Controlling molecular dynamics



Multimode effects in nonadiabatic molecular systems



Quantum chaos and entanglement



Quantum optics for semiconductor LEDs


  • H. Fujisaki and A. Shimizu,
    Quantum Noise in Semiconductor Light-Emitting Devices at a Low-Injection Level,
    J. Phys. Soc. Jpn. 66, 34 (1997).

  • H. Fujisaki and A. Shimizu,
    Quantum Langevin equations for semiconductor light-emitting devices and the photon statistics at a low-injection level,
    Phys. Rev. A 57, 3074 (1998).
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