Ken-ichi Saitow
Last Updated :2021/03/01
- Affiliations, Positions
- Natural Science Center for Basic Research and Development, Professor
- E-mail
- saitow
hiroshima-u.ac.jp
- Self-introduction
- My research interests are material science, based on physical chemistry and molecular science
Basic Information
Academic Degrees
- Ph.D., The Graduate University for Advanced Studies
- Master of Science, Gakushuin University
Educational Activity
- 【Bachelor Degree Program】School of Science : Chemistry
In Charge of Primary Major Programs
Research Fields
- Interdisciplinary science and engineering;Nano / Micro science;Nanomaterials chemistry
- Chemistry;Applied chemistry;Functional solid state chemistry
Research Keywords
- Quantum dot
- QD LED
- Nanoparticles
- solar cell prepared by solution processes
- Spectromicroscopy
- field enhancement
- Photocatalyst
- oriented polymer film
- Mechanochemical reaction
- 2D semiconductors
Affiliated Academic Societies
- The chemical society of Japan
- The Japan society of Applied physics
- Material research society
- European material research society
- The Society of Nano Science and Technology
Educational Activity
Course in Charge
- 2020, Undergraduate Education, 2Term, Photochemistry of Condensed Matter
- 2020, Undergraduate Education, First Semester, Special Study for Graduation
- 2020, Undergraduate Education, Second Semester, Special Study for Graduation
- 2020, Graduate Education (Master's Program) , First Semester, Seminar in Chemical
- 2020, Graduate Education (Master's Program) , Second Semester, Seminar in Chemical
- 2020, Graduate Education (Master's Program) , First Semester, Photochemistry of Advanced Material(Seminar)
- 2020, Graduate Education (Master's Program) , Second Semester, Photochemistry of Advanced Material(Seminar)
- 2020, Graduate Education (Doctoral Program) , First Semester, Seminar in Chemical
- 2020, Graduate Education (Doctoral Program) , Second Semester, Seminar in Chemical
- 2020, Graduate Education (Doctoral Program) , First Semester, Photochemistry of Advanced Material(Seminar)
- 2020, Graduate Education (Doctoral Program) , Second Semester, Photochemistry of Advanced Material(Seminar)
- 2020, Graduate Education (Master's Program) , 1Term, Introduction to Physical Chemistry
- 2020, Graduate Education (Master's Program) , 3Term, Photochemistry of Advanced Material
- 2020, Graduate Education (Master's Program) , 2Term, Exercises in Chemistry A
- 2020, Graduate Education (Master's Program) , 4Term, Exercises in Chemistry B
- 2020, Graduate Education (Master's Program) , Academic Year, Master's Thesis in Chemistry
- 2020, Graduate Education (Doctoral Program) , Academic Year, Doctoral Thesis in Chemistry
Research Activities
Academic Papers
- Enhancement of Out-of-plane Mobility in P3HT Film by Rubbing: Aggregation and Planarity Enhanced with Low Regioregularity, JOURNAL OF PHYSICAL CHEMISTRY C, 119(15), 7987-7995, 2015
- Enhancement of fluorescence intensity by silicon particles and its size effect, CHEMICAL COMMUNICATIONS, 50(9), 1137-1140, 2014
- 130-fold enhancement of TiO2 photocatalytic activities by ball milling, APPLIED PHYSICS LETTERS, 103(3), 2013
- Investigation of attractive and repulsive interactions associated with ketones in supercritical CO2, based on Raman spectroscopy and theoretical calculations, JOURNAL OF CHEMICAL PHYSICS, 139(5), 2013
- One-pot facile synthesis of a concentrated Si nanoparticle solution, CHEMICAL COMMUNICATIONS, 49(87), 10302-10304, 2013
- Si quantum dots with a high absorption coefficient: Analysis based on both intensive and extensive variables, APPLIED PHYSICS LETTERS, 103(15), 2013
- White-Light-Emitting Silicon Nanocrystal Generated by Pulsed Laser Ablation in Supercritical Fluid: Investigation of Spectral Components As a Function of Excitation Wavelengths and Aging Time, JOURNAL OF PHYSICAL CHEMISTRY C, 116(6), 3928-3934, 2012
- Fractal of Gold Nanoparticles Controlled by Ambient Dielectricity: Synthesis by Laser Ablation as a Function of Permittivity, JOURNAL OF PHYSICAL CHEMISTRY C, 116(32), 17252-17258, 2012
- In situ multipurpose time-resolved spectrometer for monitoring nanoparticle generation in a high-pressure fluid, REVIEW OF SCIENTIFIC INSTRUMENTS, 83(7), 2012
- Significant substitution effects in dipolar and non-dipolar supercritical fluids, JOURNAL OF CHEMICAL PHYSICS, 134(23), 2011
- Solute-Solvent Intermolecular Interactions in Supercritical Xe, SF6, CO2, and CHF3 Investigated by Raman Spectroscopy: Greatest Attractive Energy Observed in Supercritical Xe, JOURNAL OF PHYSICAL CHEMISTRY B, 114(26), 8659-8666, 2010
- Site-Selective Solvation in Supercritical CO2 Observed by Raman Spectroscopy: Phenyl Group Leads to Greater Attractive Energy than Chloro Group, JOURNAL OF PHYSICAL CHEMISTRY B, 114(50), 16832-16837, 2010
- Spectrum of Excess Partial Molar Absorptivity. I. Near Infrared Spectroscopic Study of Aqueous Acetonitrile and Acetone, JOURNAL OF PHYSICAL CHEMISTRY B, 113(35), 11928-11935, 2009
- Solvation Structures of cis- and trans-1,2-Dichloroethylene in Supercritical CO2 Investigated by Raman Spectroscopy and Attractive Energy Calculations, JOURNAL OF PHYSICAL CHEMISTRY B, 113(40), 13291-13299, 2009
- Difference of solute-solvent interactions of cis- and trans-1,2-dichloroethylene in supercritical CO2 investigated by Raman spectroscopy, JOURNAL OF PHYSICAL CHEMISTRY B, 112(27), 7980-7983, 2008
- Development of a polarized Raman spectrometer for supercritical fluids having high critical points, JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS, 45(4A), 2801-2806, 2006
- Time evolution of density fluctuation in supercritical region. I. Non-hydrogen-bonded fluids studied by dynamic light scattering, JOURNAL OF PHYSICAL CHEMISTRY A, 109(1), 83-91, 2005
- Silicon nanoclusters selectively generated by laser ablation in supercritical fluid, JOURNAL OF PHYSICAL CHEMISTRY B, 109(9), 3731-3733, 2005
- Attractive and repulsive interactions among methanol molecules in supercritical state investigated by Raman spectroscopy and perturbed hard-sphere theory, JOURNAL OF CHEMICAL PHYSICS, 122(10), 2005
- Time evolution of density fluctuation in the supercritical region. 2. Comparison of hydrogen- and non-hydrogen-bonded fluids, JOURNAL OF PHYSICAL CHEMISTRY A, 109(33), 7365-7370, 2005
- Dynamics of density fluctuation of supercritical fluid mapped on phase diagram, JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 126(2), 422-423, 2004
- Attractive and repulsive intermolecular interactions of a polar molecule: Short-range structure of neat supercritical CHF3 investigated by Raman spectroscopy, JOURNAL OF PHYSICAL CHEMISTRY A, 108(27), 5770-5784, 2004
- Phototriggered self-assembly of hydrogen-bonded rosette, JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 126(37), 11500-11508, 2004
- How are hydrogen bonds perturbed in aqueous NaClO4 solutions depending on the concentration?: A near infrared study of water, JOURNAL OF SOLUTION CHEMISTRY, 33(6-7), 689-698, 2004
- Local density enhancement in neat supercritical fluid due to attractive intermolecular interactions, CHEMICAL PHYSICS LETTERS, 368(1-2), 209-214, 2003
- Static inhomogeneity of supercritical ethylene studied by small-angle X-ray scattering, CHEMICAL PHYSICS, 286(2-3), 421-430, 2003
- Correlation time of density fluctuation for supercritical ethylene studied by dynamic light scattering, JOURNAL OF CHEMICAL PHYSICS, 116(12), 4985-4992, 2002
- Terahertz absorption spectra of supercritical CHF3 to investigate local structure through rotational and hindered rotational motions, CHEMICAL PHYSICS LETTERS, 341(1-2), 86-92, 2001
- Nanosecond photo-fusion of microcrystals on a polymer film observed with time-resolved ultramicroscopy, JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY A-CHEMISTRY, 145(3), 159-164, 2001
- Study of inhomogeneity of supercritical water by small-angle x-ray scattering, JOURNAL OF CHEMICAL PHYSICS, 112(9), 4203-4211, 2000
- Raman spectral changes of neat CO2 across the ridge of density fluctuation in supercritical region, CHEMICAL PHYSICS LETTERS, 320(3-4), 323-327, 2000
- Supercritical-fluid cell with device of variable optical path length giving fringe-free terahertz spectra, REVIEW OF SCIENTIFIC INSTRUMENTS, 71(11), 4061-4064, 2000
- Effect of hydrogen bonding on laser-induced transfer of 1-pyrenebutyric acid in solid polymers, CHEMICAL PHYSICS LETTERS, 291(3-4), 433-437, 1998
- Formation of benzene dimer cations in neat liquid benzene studied by femtosecond transient absorption spectroscopy, CHEMICAL PHYSICS LETTERS, 269(3-4), 298-304, 1997
- Photochemical, hydrogen abstraction in benzophenone single crystal, MOLECULAR CRYSTALS AND LIQUID CRYSTALS SCIENCE AND TECHNOLOGY SECTION A-MOLECULAR CRYSTALS AND LIQUID CRYSTALS, 276, A125-A133, 1996
- Ultrafast dynamics of photoexcited trans-1,3,5-hexatriene in solution by femtosecond transient absorption spectroscopy, CHEMICAL PHYSICS LETTERS, 256(6), 629-634, 1996
- Photo-induced reactions of CH2I2 in solution studied by the ultrafast transient absorption spectroscopy, CHEMICAL PHYSICS LETTERS, 262(5), 621-626, 1996
- TRIPLET EXCITON ABSTRACTS HYDROGEN FROM DIPHENYLMETHANE DOPED IN BENZOPHENONE CRYSTAL, CHEMICAL PHYSICS LETTERS, 229(3), 323-327, 1994
- Development of a Polarized Raman Spectrometer for Supercritical Fluids Having High Critical Points, Jpn J Appl Phys, 45(4), 2801-2806, 20060415
- Local Structure of Supercritical Fluids Investigated by Translational, Rotational, and Vibrational Motions, The Review of High Pressure Science and Technology, 16(2), 120-130, 20060520
- 6. Photofunctional Nanomaterials Generated by Pulsed Laser Ablation in Supercritical Fluids(Plasmas in Supercritical Fluids -Fundamentals and Applications-), Journal of plasma and fusion research, 86(6), 328-332, 20100625
- Light emitting silicon nanocrystals in the three primary colors, Function & materials, 29(11), 73-81, 200911
- Pulsed laser ablation of solids in supercritical fluids: generation of novel advanced nanomaterials, Jasco report, 52(0), 10-16, 201003
- Photofunctional nanoparticles fabricated by laser synthesis method in multi-extreme field, 61(8), 615-621, 201008
- Dynamics of density fluctuation of supercritical fluid mapped on phase diagram., Journal of the American Chemical Society, 126(2), 2004
- Phototriggered self-assembly of hydrogen-bonded rosette., Journal of the American Chemical Society, 126(37), 2004
- Time evolution of density fluctuation in the supercritical region. 2. Comparison of hydrogen- and non-hydrogen-bonded fluids., The journal of physical chemistry. A, 109(33), 2005
- Time evolution of density fluctuation in supercritical region. I. Non-hydrogen-bonded fluids studied by dynamic light scattering., The journal of physical chemistry. A, 109(1), 2005
- Silicon nanoclusters selectively generated by laser ablation in supercritical fluid., The journal of physical chemistry. B, 109(9), 2005
- Attractive and repulsive interactions among methanol molecules in supercritical state investigated by Raman spectroscopy and perturbed hard-sphere theory., The Journal of chemical physics, 122(10), 2005
- Photodissociation of CH2I2 and subsequent electron transfer in solution., Chemistry, an Asian journal, 3(4), 2008
- Spectrum of excess partial molar absorptivity. I. Near infrared spectroscopic study of aqueous acetonitrile and acetone., The journal of physical chemistry. B, 113(35), 2009
- Solvation structures of cis- and trans-1,2-dichloroethylene in supercritical CO2 investigated by Raman spectroscopy and attractive energy calculations., The journal of physical chemistry. B, 113(40), 2009
- Site-selective solvation in supercritical CO2 observed by Raman spectroscopy: phenyl group leads to greater attractive energy than chloro group., The journal of physical chemistry. B, 114(50), 2010
- Solute-solvent intermolecular interactions in supercritical Xe, SF6, CO2, and CHF3 investigated by Raman spectroscopy: greatest attractive energy observed in supercritical Xe., The journal of physical chemistry. B, 114(26), 2010
- Significant substitution effects in dipolar and non-dipolar supercritical fluids., The Journal of chemical physics, 134(23), 2011
- In situ multipurpose time-resolved spectrometer for monitoring nanoparticle generation in a high-pressure fluid., The Review of scientific instruments, 83(7), 2012
- One-pot facile synthesis of a concentrated Si nanoparticle solution., Chemical communications (Cambridge, England), 49(87), 2013
- Investigation of attractive and repulsive interactions associated with ketones in supercritical CO2, based on Raman spectroscopy and theoretical calculations., The Journal of chemical physics, 139(5), 2013
- Enhancement of fluorescence intensity by silicon particles and its size effect., Chemical communications (Cambridge, England), 50(9), 2014
- Si-nanocrystal/P3HT hybrid films with a 50- and 12-fold enhancement of hole mobility and density: films prepared by successive drop casting., Nanoscale, 7(38), 2015
- Solvation of Esters and Ketones in Supercritical CO2., The journal of physical chemistry. B, 120(4), 2016
- Local Structure of Supercritical Fluids and Nanomaterials Synthesis, The Review of High Pressure Science and Technology, 25(3), 215-224, 2015
- Nanoparticles Synthesized by Pulsed Laser in Supercritical State and Application to Optoelectrical Devices, 24(1), 24-28, 201702