SHIN-ICHI WADA
Last Updated :2025/01/08
- Affiliations, Positions
- Graduate School of Advanced Science and Engineering, Associate Professor
- Web Site
- E-mail
- wadasinhiroshima-u.ac.jp
- Other Contact Details
- 1-3-1, Kagamiyama, Higashi-Hiroshima, Japan
TEL : (+81)82-424-7401 FAX : (+81)82-424-7401
- Self-introduction
- By using synchrotron radiation and lasers, I am investigating functions and atomic-level dynamics of nanomaterials and bio-related molecules, and exploring the fusion of physics-based science with chemistry and biology.
Basic Information
Academic Degrees
- Doctor (Science), Tokyo Institute of Technology
- Master of Science, Tokyo Institute of Technology
Educational Activity
- [Bachelor Degree Program] School of Science : Physics : Physics
- [Master's Program] Graduate School of Advanced Science and Engineering : Division of Advanced Science and Engineering : Physics Program
- [Doctoral Program] Graduate School of Advanced Science and Engineering : Division of Advanced Science and Engineering : Physics Program
In Charge of Primary Major Programs
Research Fields
- Mathematical and physical sciences;Physics;Atomic / Molecular / Quantum electronics
- Mathematical and physical sciences;Physics;Biological physics / Chemical physics / Soft matter physics
- Chemistry;Basic chemistry;Physical chemistry
- Interdisciplinary science and engineering;Nano / Micro science;Nanostructural chemistry
Research Keywords
- Synchrotron radiation
- Laser
- Spectroscopy
- Chemical reaction dynamics
- Photochemical reaction
- Core-electron excitation
- Self-assembled monolayers (SAMs)
- nanoparticles, nanocrystals
- Surfaces
- Radical molecules
Affiliated Academic Societies
- The Physical Society of Japan
- Japan Society of Molecular Science
- The Spectroscopical Society of Japan
- The Chemical Society of Japan
- The Japanese Society for Synchrotron Radiation Research
- The Biophysical Society of Japan
Educational Activity
Course in Charge
- 2024, Undergraduate Education, 4Term, Advanced Physics
- 2024, Undergraduate Education, First Semester, Laboratory in PhysicsI
- 2024, Undergraduate Education, Second Semester, Laboratory in PhysicsII
- 2024, Undergraduate Education, First Semester, Special Study for Graduation A
- 2024, Undergraduate Education, Second Semester, Special Study for Graduation B
- 2024, Undergraduate Education, Second Semester, Atomic and Molecular Science in the Soft X-ray Region: Progress Using Synchrotron Radiation and FEL
- 2024, Undergraduate Education, 1Term, Experiments in General Physics A
- 2024, Graduate Education (Master's Program) , 2Term, Special Topics in Synchrotron Radiation Science B
- 2024, Graduate Education (Master's Program) , 3Term, Laboratory in Synchrotron Radiation Science
- 2024, Graduate Education (Master's Program) , Second Semester, Special Lecture in Physics C
- 2024, Graduate Education (Master's Program) , First Semester, Exercise in Physics I
- 2024, Graduate Education (Master's Program) , Second Semester, Exercise in Physics II
- 2024, Graduate Education (Master's Program) , First Semester, Special Exsecise in Physics A
- 2024, Graduate Education (Master's Program) , Second Semester, Special Exsecise in Physics B
- 2024, Graduate Education (Master's Program) , Academic Year, Special Research in Physics
- 2024, Graduate Education (Doctoral Program) , Academic Year, Special Research in Physics
Research Activities
Academic Papers
- Frequency-domain interferometry for the determination of time delay between two extreme-ultraviolet wave packets generated by a tandem undulator, SCIENTIFIC REPORTS, 13, 10292, 20230410
- Incorporation of a bromine atom into DNA-related molecules changes their electronic properties, PHYSICAL CHEMISTRY CHEMICAL PHYSICS, 25(21), 14836-14847, 20230531
- Time domain double slit interference of electron produced by XUV synchrotron radiation, SCIENTIFIC REPORTS, 13(1), 20230415
- Spectral phase interferometry for direct electric-field reconstruction of synchrotron radiation, OPTICA, 10(2), 302-307, 20230220
- Ionization of Xenon Clusters by a Hard X-ray Laser Pulse, APPLIED SCIENCES-BASEL, 13(4), 202302
- Surface explosion and subsequent core expansion of laser-heated clusters probed by time-resolved photoelectron spectroscopy, PHYSICAL REVIEW A, 106(4), 20221025
- Electronic properties of DNA-related molecules containing a bromine atom, Int. J. Radiat. Biol., 20200812
- ★, Active control of chemical bond scission by site-specific core excitation, SURFACE SCIENCE, 528(1-3), 242-248, 20030320
- Study of photon stimulated ion desorption of methyl ester terminated self-assembled monolayer induced by carbon core excitation using Auger electron-photoion coincidence spectroscopy, SURFACE SCIENCE, 532, 267-271, 20030610
- ★, Study of neutral desorption reaction of core-excited PMMA thin film by femtosecond laser ionization, JOURNAL OF ELECTRON SPECTROSCOPY AND RELATED PHENOMENA, 137, 211-216, 200407
- Study of adsorption structure of benzene and toluene on Si(111)7x7 surfaces, SURFACE SCIENCE, 566, 664-670, 20040920
- Dissociation mechanisms and dynamics of core-excited (N2O)(n) clusters, JOURNAL OF ELECTRON SPECTROSCOPY AND RELATED PHENOMENA, 144, 179-182, 200506
- Polarization-dependent dissociation selectively induced by core-electron excitation in methyl ester terminated self-assembled monolayer, JOURNAL OF ELECTRON SPECTROSCOPY AND RELATED PHENOMENA, 144, 447-451, 200506
- ★, Selective chemical bond breaking characteristically induced by resonant core excitation of ester compounds on a surface, JOURNAL OF PHYSICS-CONDENSED MATTER, 18(30), S1629-S1653, 20060802
- Atomic position dependence of the primary core electron excitation on site-specific chemical bond scission, RADIATION PHYSICS AND CHEMISTRY, 75(11), 2076-2079, 200611
- Adsorption and structure of methyl mercaptoacetate on Cu(111) surface by XPS and NEXAFS spectroscopy, SURFACE SCIENCE, 601(18), 3833-3837, 20070915
- ★, Configuration dependence of photon stimulated ion desorption from methyl ester compounds induced by core excitation, SURFACE SCIENCE, 601(18), 3956-3960, 20070915
- ★, Double-core-hole spectroscopy for chemical analysis with an intense X-ray femtosecond laser, PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 108(41), 16912-16915, 20111011
- Photon stimulated ion desorption of polymer thin films induced by core excitation, Shinku, 46(1), 9-14, 20030120
- ★, Photochemical reaction dynamics of O(1D) with saturated hydrocarbons, CH4, C2H6, and C3H8, under bulk conditions and in van der Waals complexes, Journal of Physical Chemistry A, 102(20), 3481-3491, 19980514
- ★, Laser-induced fluorescence spectroscopy of jet-cooled benzophenone ketyl radical, Journal of Physical Chemistry A, 101(13), 2423-2428, 19970301
- Control of chemical bond breaking utilizing resonant core excitations: Toward the "Molecular scalpel", Journal of the Japanese Society for Synchrotron Radiation Research, 18(3), 148-155, 20050531
- Preface for the special issue "Infrared free electron laser: Current status, application and prospect", Journal of the Japanese Society for Synchrotron Radiation Research, 34(3), 123-124, 20210531
- Photon-stimulated ion desorption for PMMA thin film in the oxygen K-edge region studied by Auger electron-photoion coincidence spectroscopy, JOURNAL OF ELECTRON SPECTROSCOPY AND RELATED PHENOMENA, 114, 585-590, 200103
- Mechanism of ion desorption reaction of PMMA thin film induced by core excitation, JOURNAL OF ELECTRON SPECTROSCOPY AND RELATED PHENOMENA, 114, 591-596, 200103
- Study of ion desorption induced by carbon core excitation for poly-methylmethacrylate thin film using electron-ion coincidence spectroscopy, JOURNAL OF CHEMICAL PHYSICS, 114(6), 2751-2759, 20010208
- Development of a time-of-flight mass spectrometer for ion desorption studies at HiSOR, NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 467, 1509-1513, 20010721
- Control of chemical reactions by core excitations, JOURNAL OF ELECTRON SPECTROSCOPY AND RELATED PHENOMENA, 119(2-3), 255-266, 200108
- Orientation and charge transfer upon adsorption of ethanethiol on Cu(111) surface at 85 K, NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS, 199, 240-243, 200301
- Active control of site specificity in ion desorption by core excitation, NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS, 199, 361-365, 200301
- Theoretical study of ion desorption from poly-(methyl methacrylate) and poly-(isopropenyl acetate) thin films through core excitation, JOURNAL OF CHEMICAL PHYSICS, 124(12), 20060328
- Production of methyl-oxonium ion and its complexes in the core-excited (HC(O)OCH(3))(n) clusters: H/H(+) transfer from the alpha carbonyl, JOURNAL OF CHEMICAL PHYSICS, 123(12), 20050922
- ★, Ion desorption of surface-oriented methyl-ester compounds using a self-assembled monolayer by core-electron excitations: Polarization-dependence measurements, SURFACE SCIENCE, 593(1-3), 283-290, 20051120
- Dissociation mechanism and dynamics of core-excited organic molecules and clusters: Deuterium labeled methyl-formate, JOURNAL OF NUCLEAR SCIENCE AND TECHNOLOGY, 43(4), 441-445, 200604
- Dissociation mechanisms and dynamics of doubly charged CD3CN observed by PEPIPICO spectroscopy, RADIATION PHYSICS AND CHEMISTRY, 75(11), 2085-2089, 200611
- Angle-Resolved Electron Spectroscopy of Laser-Assisted Auger Decay Induced by a Few-Femtosecond X-Ray Pulse, PHYSICAL REVIEW LETTERS, 108(6), 20120210
- Experimental Verification of the Chemical Sensitivity of Two-Site Double Core-Hole States Formed by an X-Ray Free-Electron Laser, PHYSICAL REVIEW LETTERS, 108(15), 20120413
- ★, Size-Dependent Ultrafast Ionization Dynamics of Nanoscale Samples in Intense Femtosecond X-Ray Free-Electron-Laser Pulses, PHYSICAL REVIEW LETTERS, 108(23), 20120604
- Ultrafast Charge Rearrangement and Nuclear Dynamics upon Inner-Shell Multiple Ionization of Small Polyatomic Molecules, PHYSICAL REVIEW LETTERS, 110(5), 20130130
- Resonance-enhanced multiple ionization of krypton at an x-ray free-electron laser, PHYSICAL REVIEW A, 87(2), 20130219
- Deep Inner-Shell Multiphoton Ionization by Intense X-Ray Free-Electron Laser Pulses, PHYSICAL REVIEW LETTERS, 110(17), 20130426
- Anomalous signal from S atoms in protein crystallographic data from an X-ray free-electron laser, ACTA CRYSTALLOGRAPHICA SECTION D-BIOLOGICAL CRYSTALLOGRAPHY, 69, 838-842, 201305
- Dynamics of Hollow Atom Formation in Intense X-Ray Pulses Probed by Partial Covariance Mapping, PHYSICAL REVIEW LETTERS, 111(7), 20130813
- Sequential multiphoton multiple ionization of atomic argon and xenon irradiated by X-ray free-electron laser pulses from SACLA, JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS, 46(16), 20130828
- Double core-hole formation in small molecules at the LCLS free electron laser, JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS, 46(16), 20130828
- Inner-shell multiple ionization of polyatomic molecules with an intense x-ray free-electron laser studied by coincident ion momentum imaging, JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS, 46(16), 20130828
- Using covariance mapping to investigate the dynamics of multi-photon ionization processes of Ne atoms exposed to X-FEL pulses, JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS, 46(16), 20130828
- Photoelectron angular distributions in infrared one-photon and two-photon ionization of FEL-pumped Rydberg states of helium, JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS, 46(20), 20131028
- Pulse-delay effects in the angular distribution of near- threshold EUV plus IR two-photon ionization of Ne, PHYSICAL REVIEW A, 89(1), 20140121
- ★, Nanoplasma Formation by High Intensity Hard X-rays, SCIENTIFIC REPORTS, 5, 20150616
- Covariance mapping of two-photon double core hole states in C2H2 and C2H6 produced by an x-ray free electron laser, NEW JOURNAL OF PHYSICS, 17, 20150702
- ★, Charge and Nuclear Dynamics Induced by Deep Inner-Shell Multiphoton Ionization of CH3I Molecules by Intense X-ray Free-Electron Laser Pulses, JOURNAL OF PHYSICAL CHEMISTRY LETTERS, 6(15), 2944-2949, 20150806
- ★, Water adsorption on TiO2 surfaces probed by soft X-ray spectroscopies: bulk materials vs. isolated nanoparticles, SCIENTIFIC REPORTS, 5, 20151014
- Ionic Solutions Probed by Resonant Inelastic X-ray Scattering, ZEITSCHRIFT FUR PHYSIKALISCHE CHEMIE-INTERNATIONAL JOURNAL OF RESEARCH IN PHYSICAL CHEMISTRY & CHEMICAL PHYSICS, 229(10-12), 1855-1867, 2015
- Electron spectroscopy of rare-gas clusters irradiated by x-ray free-electron laser pulses from SACLA, JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS, 49(3), 20160214
- ★, Chemical Reaction by Core Electron Excitation, Journal of the Mass Spectrometry Society of Japan, 58(1), 17-27, 20100201
- Ultrafast Dynamics of a Nucleobase Analogue Illuminated by a Short Intense X-ray Free Electron Laser Pulse, PHYSICAL REVIEW X, 6(2), 20160616
- Interatomic Coulombic decay cascades in multiply excited neon clusters, Nature Communications, 7, 20161205
- Femtosecond charge and molecular dynamics of I-containing organic molecules induced by intense X-ray free-electron laser pulses, FARADAY DISCUSSIONS, 194, 537-562, 2016
- Ultrafast Coulomb explosion of a diiodomethane molecule induced by an X-ray free-electron laser pulse, PHYSICAL CHEMISTRY CHEMICAL PHYSICS, 19(30), 19707-19721, 20170814
- Radiation-Induced Chemical Dynamics in Ar Clusters Exposed to Strong X-Ray Pulses, PHYSICAL REVIEW LETTERS, 120(22), 20180531
- Following the Birth of a Nanoplasma Produced by an Ultrashort Hard-X-Ray Laser in Xenon Clusters, PHYSICAL REVIEW X, 8(3), 20180802
- Site-selective bond breaking induced by resonant core-excitations, Reference Module in Chemistry, Molecular Sciences and Chemical Engineering, 621-628, 20180423
- Coulomb implosion of tetrabromothiophene observed under multiphoton ionization by free-electron-laser soft-x-ray pulses, PHYSICAL REVIEW A, 99(2), 20190211
- Real-time observation of X-ray-induced intramolecular and interatomic electronic decay in CH2I2, NATURE COMMUNICATIONS, 10, 20190516
- Photo-ionization and fragmentation of Sc3N@C-80 following excitation above the Sc K-edge, JOURNAL OF CHEMICAL PHYSICS, 151(10), 20190914
- Electron spectroscopic study of nanoplasma formation triggered by intense soft x-ray pulses, JOURNAL OF CHEMICAL PHYSICS, 151(18), 20191114
- Multispectroscopic Study of Single Xe Clusters Using XFEL Pulses, APPLIED SCIENCES-BASEL, 9(22), 20191102
- Refinement for single-nanoparticle structure determination from low-quality single-shot coherent diffraction data, IUCRJ, 7, 10-17, 202001
- Real-time observation of disintegration processes within argon clusters ionized by a hard-x-ray pulse of moderate fluence, PHYSICAL REVIEW A, 101(2), 20200225
- Multi-particle momentum correlations extracted using covariance methods on multiple-ionization of diiodomethane molecules by soft-X-ray free-electron laser pulses, PHYSICAL CHEMISTRY CHEMICAL PHYSICS, 22(5), 2648-2659, 20200207
- The birth of a nanoplasma produced by an ultrashort hard-x-ray laser in xenon clusters, Journal of the Japanese Society for Synchrotron Radiation Research, 33(1), 10-18, 2020
- Observation of X-ray-induced ultrafast dynamics of gaseous molecules, Journal of the Japanese Society for Synchrotron Radiation Research, 33(2), 81-86, 2020
- Surface plasma resonance in Xe clusters studied by EUV pump-NIR probe experiments, JOURNAL OF PHYSICS COMMUNICATIONS, 5(1), 202101
- Suppression of thermal nanoplasma emission in clusters strongly ionized by hard x-rays, JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS, 54(4), 20210217
Publications such as books
- Fundamentals of mass spectrometry, Chemical reactions induced by core electron excitations, 9781461472322
- 2018, Encyclopedia of Interfacial Chemistry 1st Edition - Surface Science and Electrochemistry, Site-Selective Bond Breaking Induced by Resonant Core-Excitations, Elsevier, 2018, 2018, Dictionary/Encyclopedia, Cocompilation, 9780128097397
Invited Lecture, Oral Presentation, Poster Presentation
- Ionic desorption mechanism in core-electron excitation of surface-oriented methyl ester compound using self-assembled monolayer: polarization-dependence measurement, S. Wada, 10th International Workshop on Desorption Induced by Electronic Transitions (DIET-10), 2004/11, With Invitation, English
- Prospects of Nano-scale Material Science at SACLA, S. Wada, The First Discussion Meeting on MAXIC @ SACLA, 2011/06/09, With Invitation, English
- Characteristic bond breaking in methyl ester compounds on surface induced by core electron excitations, S. Wada, 21st International Conference On Photochemistry (ICP21), 2003/07, With Invitation, English
- Study of neutral desorption reaction of core-excited water and PMMA by laser induced non-resonant multiphoton ionization, S. Wada, 9th International Conference on Electronic Spectroscopy and Structure (ICESS-9), 2003/07, With Invitation, English
- Site-specific ion desorption of ester terminated self-assembled monolayers by core excitation, S. Wada, International Workshop on Dynamics in Core-Excited Molecules (IWDCEM), 2002/08, With Invitation, English
- Direct and indirect desorption induced by core-excitations of ester thin films, S. Wada, The 4th Japan-Sweden Workshop on Advanced Spectroscopy of Organic Materials for Electronic Applications (ASOMEA-IV), 2007/10, With Invitation, English
- Soft X-ray photochemistry of surface molecules at HiSOR, S. Wada, The 12th Hiroshima International Symposium on Synchrotron Radiation, Without Invitation, English
- Core-excitation induced photochemical reactions of benzene derivative SAMs, S. Wada, The 5th Japan-Sweden Workshop on Advanced Spectroscopy of Organic Materials for Electronic Applications (ASOMEA-V), With Invitation, English, Uppsala, Sweden
- Structural change of photosensitive organic nano-crystals: Toward UV pump - X-ray probe measurements, S. Wada, Discussion Meeting on FEL experiments and Electron/molecular Dynamics, 2012/03/29, With Invitation, English, Kyoto, Japan
- New progress in photoscience with X-ray free electron laser (XFEL), S. Wada, 2014 Japan-Korea Student Workshop Hiroshima University & Pusan National University, 2014/07/11, With Invitation, English
- Prospect for investigating photopolymerization dynamics at SACLA, S. Wada, HeKKSaGOn Discussion meeting on ultrafast chemistry, 2015/04/18, With Invitation, English, Sendai, Japan
- Investigation of site-selective bond breaking induced by resonant core-excitations, S. Wada, Workshop on "Present Challenges in Surface Science and Photon Driven Phenomena at Interfaces", 2015/04/24, With Invitation, English, Munich, Germany
- Evaluation of molecular conductivity of organic monolayers utilizing core-electron excitations, Shin-ichi Wada, 2019 the 3rd International Conference on Materials Engineering and Nano Sciences (ICMENS 2019), 2019/03/27, With Invitation, English, Hiroshima
- Charge and nuclear dynamics of atoms and molecules induced by XFEL pulses, Shin-ichi Wada, International Young Researchers Workshop on Synchrotron Radiation Science 2019, 2019/09/03, With Invitation, English, Higashi-Hiroshima
External Funds
Acceptance Results of Competitive Funds
- KAKENHI(Grant-in-Aid for Scientific Research (B)), 2023, 2025
- KAKENHI, 2014, 2016
- KAKENHI, 2011, 2013
- KAKENHI(Grant-in-Aid for Scientific Research (C)), 2020, 2022
- KAKENHI(Grant-in-Aid for Scientific Research (B)), 2022, 2024