Kenji Kamada

Summary

Affiliation: National Institute of Advanced Industrial Science and Technology
Country: Japan

Publications

  1. ncbi request reprint Two-photon absorption properties of two-dimensional π-conjugated chromophores: combined experimental and theoretical study
    Koji Ohta
    National Institute of Advanced Industrial Science and Technology, 1 8 31 Midorigaoka, Ikeda, Osaka 563 8577, Japan Ågren
    J Phys Chem A 115:105-17. 2011
  2. doi request reprint Boron Difluoride Curcuminoid Fluorophores with Enhanced Two-Photon Excited Fluorescence Emission and Versatile Living-Cell Imaging Properties
    Kenji Kamada
    IFMRI, National Institute of Advanced Industrial Science and Technology, Ikeda, Osaka, 563 8577, Japan
    Chemistry 22:5219-32. 2016
  3. doi request reprint Impact of diradical character on two-photon absorption: bis(acridine) dimers synthesized from an allenic precursor
    Kenji Kamada
    National Institute of Advanced Industrial Science and Technology AIST, Ikeda, Osaka 563 8577, Japan
    J Am Chem Soc 135:232-41. 2013
  4. doi request reprint Strong two-photon absorption and its saturation of a self-organized dimer of an ethynylene-linked porphyrin tandem
    Kenji Kamada
    Research Institute for Ubiquitous Energy Devices, National Institute of Advanced Industrial Science and Technology, 1 8 31 Midorigaoka, Ikeda, Osaka 563 8577, Japan
    Chem Commun (Camb) 48:7988-90. 2012
  5. ncbi request reprint Two-photon absorption properties of Dehydrobenzo[12]annulenes and hexakis(phenylethynyl)benzenes: effect of edge-linkage
    Kenji Kamada
    Photonics Research Institute, National Institute of Advanced Industrial Science and Technology AIST, Ikeda, Osaka 563 8577, Japan
    Chemphyschem 8:2671-7. 2007
  6. doi request reprint Enhancement of second hyperpolarizabilities in open-shell singlet slipped-stack dimers composed of square planar nickel complexes involving o-semiquinonato type ligands
    Hitoshi Fukui
    Department of Materials Engineering Science, Graduate School of Engineering Science, Osaka University, Toyonaka, Osaka, Japan
    J Phys Chem A 115:1117-24. 2011
  7. ncbi request reprint Theoretical study of the two-photon absorption properties of several asymmetrically substituted stilbenoid molecules
    Koji Ohta
    Photonics Research Institute, National Institute of Advanced Industrial Science and Technology AIST, 1 8 31 Midorigaoka, Ikeda, Osaka 563 8577, Japan
    J Chem Phys 127:084504. 2007
  8. doi request reprint Tuning Nonlinear Optical Properties by Altering the Diradical and Charge-Transfer Characteristics of Chichibabin's Hydrocarbon Derivatives
    Kotaro Fukuda
    Department of Materials Engineering Science, Graduate School of Engineering Science, Osaka University, Toyonaka, Osaka, 560 8531, Japan
    Chemphyschem . 2016
  9. ncbi request reprint Theoretical investigation of two-photon absorption allowed excited states in symmetrically substituted diacetylenes by ab initio molecular-orbital method
    Koji Ohta
    Photonics Research Institute, National Institute of Advanced Industrial Science and Technology AIST, 1 8 31 Midorigaoka, Ikeda, Osaka 563 8577, Japan
    J Chem Phys 124:124303. 2006
  10. doi request reprint Syntheses and properties of graphyne fragments: trigonally expanded dehydrobenzo[12]annulenes
    Kazukuni Tahara
    Department of Frontier Materials Science, Graduate School of Engineering Science, Osaka University, 1 3 Machikaneyama, Toyonaka, Osaka, Japan
    Chemistry 19:11251-60. 2013

Collaborators

Detail Information

Publications10

  1. ncbi request reprint Two-photon absorption properties of two-dimensional π-conjugated chromophores: combined experimental and theoretical study
    Koji Ohta
    National Institute of Advanced Industrial Science and Technology, 1 8 31 Midorigaoka, Ikeda, Osaka 563 8577, Japan Ågren
    J Phys Chem A 115:105-17. 2011
    ..Overall, the characteristics of the experimental spectra are well-described based on the theoretical analysis...
  2. doi request reprint Boron Difluoride Curcuminoid Fluorophores with Enhanced Two-Photon Excited Fluorescence Emission and Versatile Living-Cell Imaging Properties
    Kenji Kamada
    IFMRI, National Institute of Advanced Industrial Science and Technology, Ikeda, Osaka, 563 8577, Japan
    Chemistry 22:5219-32. 2016
    ....
  3. doi request reprint Impact of diradical character on two-photon absorption: bis(acridine) dimers synthesized from an allenic precursor
    Kenji Kamada
    National Institute of Advanced Industrial Science and Technology AIST, Ikeda, Osaka 563 8577, Japan
    J Am Chem Soc 135:232-41. 2013
    ....
  4. doi request reprint Strong two-photon absorption and its saturation of a self-organized dimer of an ethynylene-linked porphyrin tandem
    Kenji Kamada
    Research Institute for Ubiquitous Energy Devices, National Institute of Advanced Industrial Science and Technology, 1 8 31 Midorigaoka, Ikeda, Osaka 563 8577, Japan
    Chem Commun (Camb) 48:7988-90. 2012
    ..The self-organized dimer was found to exhibit strong two-photon absorption and furthermore the saturation of the two-photon absorption owing to the intense transition...
  5. ncbi request reprint Two-photon absorption properties of Dehydrobenzo[12]annulenes and hexakis(phenylethynyl)benzenes: effect of edge-linkage
    Kenji Kamada
    Photonics Research Institute, National Institute of Advanced Industrial Science and Technology AIST, Ikeda, Osaka 563 8577, Japan
    Chemphyschem 8:2671-7. 2007
    ..The TPA activity of the compounds is primarily explained in terms of the planarity of the molecules in relation with the type of edge-linkage...
  6. doi request reprint Enhancement of second hyperpolarizabilities in open-shell singlet slipped-stack dimers composed of square planar nickel complexes involving o-semiquinonato type ligands
    Hitoshi Fukui
    Department of Materials Engineering Science, Graduate School of Engineering Science, Osaka University, Toyonaka, Osaka, Japan
    J Phys Chem A 115:1117-24. 2011
    ....
  7. ncbi request reprint Theoretical study of the two-photon absorption properties of several asymmetrically substituted stilbenoid molecules
    Koji Ohta
    Photonics Research Institute, National Institute of Advanced Industrial Science and Technology AIST, 1 8 31 Midorigaoka, Ikeda, Osaka 563 8577, Japan
    J Chem Phys 127:084504. 2007
    ....
  8. doi request reprint Tuning Nonlinear Optical Properties by Altering the Diradical and Charge-Transfer Characteristics of Chichibabin's Hydrocarbon Derivatives
    Kotaro Fukuda
    Department of Materials Engineering Science, Graduate School of Engineering Science, Osaka University, Toyonaka, Osaka, 560 8531, Japan
    Chemphyschem . 2016
    ....
  9. ncbi request reprint Theoretical investigation of two-photon absorption allowed excited states in symmetrically substituted diacetylenes by ab initio molecular-orbital method
    Koji Ohta
    Photonics Research Institute, National Institute of Advanced Industrial Science and Technology AIST, 1 8 31 Midorigaoka, Ikeda, Osaka 563 8577, Japan
    J Chem Phys 124:124303. 2006
    ..The present theoretical calculation approves the previously proposed assumption based on the four-state (dual three-state) model, which consists of the ground, one OPA allowed, and two TPA allowed states...
  10. doi request reprint Syntheses and properties of graphyne fragments: trigonally expanded dehydrobenzo[12]annulenes
    Kazukuni Tahara
    Department of Frontier Materials Science, Graduate School of Engineering Science, Osaka University, 1 3 Machikaneyama, Toyonaka, Osaka, Japan
    Chemistry 19:11251-60. 2013
    ..12 cm(2)  V(-1)  s(-1) . These results indicate that large graphyne fragments can serve as good organic semiconductors. ..