J. Kumagai

发表

High-resolution electron spin resonance spectroscopy of ethyl radicals in solid parahydrogen

T. Kumada, J. Kumagai, T. Miyazaki, 2001 .

Differences in the sensitivity to UVB radiation of two cultivars of rice (Oryza sativa L.) based on observation of long-lived radicals.

J. Kumagai, T. Miyazaki, J. Hidema, 1996, Journal of radiation research.

Absence of recombination of neighboring H atoms in highly purified solid parahydrogen: Electron spin resonance, electron-nuclear double resonance, and electron spin echo studies

T. Kumada, J. Kumagai, T. Miyazaki, 2002 .

Hydrogen Molecular Ions in Solid Parahydrogen: EPR Studies at Cryogenic Temperatures

J. Kumagai, 2014 .

Trapping sites of hydrogen atoms in solid HD and D2: An electron spin echo study

T. Kumada, J. Kumagai, T. Miyazaki, 1999 .

Iodide Selectivity and γ-Ray Shielding Ability of a Layered Double Hydroxide

R. Sasai, J. Kumagai, T. Fujimura, 2016 .

FORMATION AND ISOMERIZATION MECHANISMS OF M+CO2- (M = LI, NA) ION-PAIR COMPLEXES. AN AB INITIO MO AND RRKM STUDY

H. Yoshida, J. Kumagai, H. Tachikawa, 1995 .

Solar-UV-signature mutation prefers TCG to CCG: extrapolative consideration from UVA1-induced mutation spectra in mouse skin

T. Ono, J. Kumagai, H. Ikehata, 2013, Photochemical & photobiological sciences : Official journal of the European Photochemistry Association and the European Society for Photobiology.

Triplet Carbene with Highly Enhanced Thermal Stability in the Nanospace of a Metal-Organic Framework.

R. Matsuda, Y. Hijikata, Yunsheng Ma, 2021, Journal of the American Chemical Society.

A low-temperature oxyl transfer to carbon monoxide from the ZnII–oxyl site in a zeolite catalyst

J. Kumagai, T. Ohkubo, Akira Oda, 2020 .

Quantitative analysis on Cu diffusion through TaN barrier metal and the device degradation by using two-level Cu-interconnects implemented 0.25 /spl mu/m-256 Mbit DRAMs

T. Hamamoto, T. Matsuda, H. Maekawa, 2000, Proceedings of the IEEE 2000 International Interconnect Technology Conference (Cat. No.00EX407).

Synthesis of Alkylated Benzo[2,1-b:3,4-b′]dithiophenes by Annulative Coupling and Their Direct Arylation under Palladium Catalysis

J. Kumagai, T. Satoh, M. Miura, 2007 .

Silyloxy Amino Alcohol Organocatalyst for Enantioselective 1,3-Dipolar Cycloaddition of Nitrones to α,β-Unsaturated Aldehydes

E. Kwon, J. Kumagai, N. Kobayashi, 2015 .

Exploiting single-electron transfer in Lewis pairs for catalytic bond-forming reactions†

J. Kumagai, T. Ooi, Y. Aramaki, 2020, Chemical science.

Test for antioxidant ability by scavenging long-lived mutagenic radicals in mammalian cells and by blood test with intentional radicals: an application of gallic acid

M. Prost, J. Kumagai, T. Miyazaki, 2003 .

Negative and positive ion trapping by isotopic molecules in cryocrystals in case of solid parahydrogen containing electrons and H(6) (+) radical cations.

M. Inagaki, T. Kumada, J. Kumagai, 2010, The Journal of chemical physics.

Effect of the substitution pattern of alkyl side chain in a benzodithiophene core π-system on intra and inter-molecular charge carrier mobility.

J. Kumagai, K. Hirano, T. Satoh, 2011, The journal of physical chemistry. B.

Reaction Mechanism of Aromatic Ring Amination of Benzene and Substituted Benzenes by Aqueous Ammonia over Platinum-Loaded Titanium Oxide Photocatalyst

H. Yoshida, J. Kumagai, H. Yuzawa, 2013 .

Electron spin echo study of long-lived radicals which cause mutation in gamma-ray irradiated mammalian cells.

M. Watanabe, T. Kumada, J. Kumagai, 2000, Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy.

Enantioselective Diels-Alder reaction of 1,2-dihydropyridines with aldehydes using β-amino alcohol organocatalyst.

Gang Dai, Tatsuo Iwasa, Chigusa Seki, 2014, The Journal of organic chemistry.

A Cu(II) Complex as an Extremely Active Catalyst for Enantioselective Halogenation of N-Acyl-3,5-dimethylpyrazoles

J. Kumagai, K. Ishihara, Yanzhao Wang, 2022, ACS Catalysis.

A heterogeneous palladium catalyst hybridised with a titanium dioxide photocatalyst for direct C-C bond formation between an aromatic ring and acetonitrile.

H. Yoshida, J. Kumagai, Tomoko Yoshida, 2013, Chemical communications.

Radical ions of oligosilane and polysilane

H. Yoshida, J. Kumagai, T. Ichikawa, 1996 .

Is the ESR spectrum attributable to H2– or H2+(H2)2? Precise measurement of the g-value and anisotropic hyperfine structure in γ-irradiated solid parahydrogen

J. Kumagai, H. Inagaki, Masatsugu Hanabusa, 2004 .

An ENDOR spectrum of H atoms in solid H2

T. Kumada, J. Kumagai, T. Miyazaki, 1998 .

17O-ESR Evidence for Zeolite Matrix Isolation of a Square Planar ZnO3 Ring Radical with C2v Symmetry

A. Satsuma, J. Kumagai, T. Ohkubo, 2021 .

Electron spin resonance spectroscopy of molecules in large precessional motion: a case of H6(+) and H4D2(+) in solid parahydrogen.

T. Kumada, J. Kumagai, Yuta Shimizu, 2008, Journal of magnetic resonance.

Atom Tunneling Reaction of Vitamin C in Suppression of Mutation

J. Kumagai, T. Miyazaki, 2004 .

Long-Lived Mutagenic Radicals Induced in Mammalian Cells by Ionizing Radiation are Mainly Localized to Proteins

S. Kodama, J. Kumagai, T. Miyazaki, 2003, Radiation research.

Resonance Effect on the Tunneling Reaction: H+H2→H2+H in Solid Hydrogen

T. Kumada, J. Kumagai, T. Miyazaki, 2001 .

Controlling factors of tunneling reactions in solid hydrogen at very low temperature

T. Kumada, J. Kumagai, T. Miyazaki, 2001 .

An ENDOR study of H atoms in HD solid at 4.2 K

J. Kumagai, T. Miyazaki, T. Noda, 2000 .

The Bystander Effect is a Novel Mechanism of UVA‐Induced Melanogenesis

G. Kashino, J. Kumagai, K. Tano, 2012, Photochemistry and photobiology.

Isotope effects on the spin-density distribution in the H 6 + clusters: Direct ab initio molecular dynamics study

J. Kumagai, Yuta Shimizu, Y. Kurosaki, 2008 .

Electron spin resonance study on H6+, H5D+, H4D2+, and H2D4+ in solid parahydrogen.

T. Ushida, T. Kumada, J. Kumagai, 2007, The Journal of chemical physics.

Electrical Properties of Lead-Free Ferroelectric Mn-Doped K0.5Na0.5NbO3–CaZrO3 Thin Films Prepared by Chemical Solution Deposition

T. Iijima, W. Sakamoto, T. Yogo, 2012 .

Improvement in Ferroelectric Properties of Chemically Synthesized Lead-Free Piezoelectric (K,Na)(Nb,Ta)O3 Thin Films by Mn Doping

T. Iijima, W. Sakamoto, T. Yogo, 2010 .

Reaction of Cyclic Polysulfides with Alkenes in the Presence of Lewis Acid

Shin-ichi Sato, J. Kumagai, R. Sato, 1993 .

Development of Asymmetric Cycloaddition Reaction Using Amino Alcohol and its Derivative as an Organocatalyst

E. Kwon, J. Kumagai, H. Nakano, 2016 .

Chiral primary amino alcohol organobase catalysts for the asymmetric Diels–Alder reactions of anthrones with maleimides

E. Kwon, J. Kumagai, K. Uwai, 2015 .

Decay of2- Anions in Solid Parahydrogen via Two-Stage Quantum Tunneling Diffusion Processes

J. Kumagai, T. Miyazaki, S. Mori, 1999 .

Strong resistance of Arabidopsis thaliana and Raphanus sativus seeds for ionizing radiation as studied by ESR, ENDOR, ESE spectroscopy and germination measurement: Effect of long-lived and super-long-lived radicals

T. Kumada, J. Kumagai, T. Miyazaki, 2000 .

Long-lived radicals produced by γ-irradiation or vital activity in plants, animals, cells, and protein solution: their observation and inhomogeneous decay dynamics

S. Kikuchi, J. Kumagai, T. Miyazaki, 2002 .

Scavenging of long-lived radicals by (?)-epigallocatechin-3-O-gallate and simultaneous suppression of mutationin irradiated mammalian cells

S. Kodama, J. Kumagai, T. Miyazaki, 2001 .

Differences in the Sensitivity to UVB Radiation of Two Cultivars of Rice (Oryza Sativa L.) based on Observation of Long-Lived Radicals

J. Kumagai, T. Miyazaki, J. Hidema, 1999 .

Suppression of the Anderson localization of charge carriers on polysilane quantum wire

J. Kumagai, Yoshihisa Yamada, T. Ichikawa, 1999 .

ELECTRONIC STRUCTURE OF OLIGOSILANE AND POLYSILANE RADICAL ANIONS AS STUDIED BY ELECTRON SPIN RESONANCE AND ELECTRONIC ABSORPTION SPECTROSCOPY

H. Yoshida, J. Kumagai, T. Ichikawa, 1994 .

Effect of ionizing radiation on polysilane

H. Yoshida, J. Kumagai, T. Ichikawa, 1996 .

Direct observation of radical formation by charge recombination

H. Yoshida, J. Kubo, J. Kumagai, 1997 .

Relation between the helicity and the ESR g-anisotropy of σ-conjugated quantum wires

J. Kumagai, T. Ichikawa, Masanao Sumita, 1999 .

Structure of Conduction Electrons on Polysilanes as Studied by Electron Spin-Echo Envelope Modulation Analysis

J. Kumagai, T. Ichikawa, H. Koizumi, 1997 .

Active Sites and Active Oxygen Species for Photocatalytic Epoxidation of Propene by Molecular Oxygen over TiO2−SiO2 Binary Oxides

H. Yoshida, T. Hattori, J. Kumagai, 2003 .

A heterogeneous palladium catalyst hybridised with a titanium dioxide photocatalyst for direct C-C bond formation between an aromatic ring and acetonitrile.

H. Yoshida, J. Kumagai, Tomoko Yoshida, 2013, Chemical communications.

The Bystander Effect is a Novel Mechanism of UVA‐Induced Melanogenesis

G. Kashino, J. Kumagai, K. Tano, 2012, Photochemistry and photobiology.