Author

N. Kumagai

Observed names: Kumagai, Noritaka, N Kumagai, N. KUMAGAI, Noritaka KUMAGAI, Noritaka Kumagai

Institution: Japan Synchrotron Radiation Research Institute

Observed institutions: Japan Atomic Energy Agency, High Energy Accelerator Research Organization, SPring-8, RIKEN, Japan Synchrotron Radiation Research Institute, Spring-8 (Japan), Sophia University, Kansai Institute for Photon Science, Research Center for Nuclear Physics, The University of Osaka, Budker Institute of Nuclear Physics, National Research Nuclear University MEPhI, The University of Osaka

OpenAlex ID: A5065952425

A compact X-ray free-electron laser emitting in the sub-ångström region

2012 · Tetsuya Ishikawa, Hideki Aoyagi, et al. · Nature Photonics · 1,826

Evidence for a Narrow S = + 1 Baryon Resonance in Photoproduction from the Neutron

2003 · T. Nakano, D. S. Ahn, et al. · Physical Review Letters · 864

The γ→p→K+Λ and γ→p→K+Σ0 reactions at forward angles with photon energies from 1.5 to 2.4 GeV

2006 · M. Sumihama, J. K. Ahn, et al. · Physical Review C · 176

Extreme ultraviolet free electron laser seeded with high-order harmonic of Ti:sapphire laser

2010 · Tadashi Togashi, Eiji J. Takahashi, et al. · Optics Express · 133

Beam-Polarization Asymmetries for the p(γ→,K+)Λ and p(γ→,K+)Σ0 Reactions for Eγ=1.5–2.4 GeV

2003 · R. G. T. Zegers, M. Sumihama, et al. · Physical Review Letters · 124

Near-Threshold Diffractive ϕ -Meson Photoproduction from the Proton

2005 · T. Mibe, W. C. Chang, et al. · Physical Review Letters · 121

Evidence for the Θ+ in the γd→K+K−pn reaction by detecting K+K− pairs

2009 · T. Nakano, N. Muramatsu, et al. · Physical Review C · 108

Isochronous storage ring of the New SUBARU project

1998 · A. Ando, S. Amano, et al. · Journal of Synchrotron Radiation · 98

Multi-GeV laser-electron photon project at SPring-8

2001 · T. Nakano, J.K. Ahn, et al. · Nuclear Physics A · 95

Search for the K−pp bound state via γd→K+π−X reaction at Eγ=1.5–2.4 GeV

2013 · A.O. Tokiyasu, M. Niiyama, et al. · Physics Letters B · 79

Differential Cross Section and Photon-Beam Asymmetry for the γ→n→K+Σ− Reaction at Eγ=1.5–2.4 GeV

2006 · H. Kohri, D. S. Ahn, et al. · Physical Review Letters · 71

Stable operation of a self-amplified spontaneous-emission free-electron laser in the extremely ultraviolet region

2009 · Tsumoru Shintake, Hitoshi Tanaka, et al. · Physical Review Special Topics - Accelerators and Beams · 59

Near-Threshold Λ(1520) Production by the γ→p→K+Λ(1520) Reaction at Forward K+ Angles

2010 · H. Kohri, D. S. Ahn, et al. · Physical Review Letters · 54

Forward coherent ϕ-meson photoproduction from deuterons near threshold

2007 · W.C. Chang, K. Horie, et al. · Physics Letters B · 38

Stable top-up operation at SPring-8

2006 · Hitoshi Tanaka, Masatoshi Adachi, et al. · Journal of Synchrotron Radiation · 38

Backward-angle η photoproduction from protons at Eγ=1.6–2.4 GeV

2009 · M. Sumihama, D. S. Ahn, et al. · Physical Review C · 37

Cross Sections and Beam Asymmetry for K+Σ*− Photoproduction from the Deuteron at Eγ=1.5–2.4 GeV

2009 · K. Hicks, D. Keller, et al. · Physical Review Letters · 37

Near-Threshold Photoproduction of Λ(1520) from Protons and Deuterons

2009 · N. Muramatsu, J. Y. Chen, et al. · Physical Review Letters · 36

Measurement of the γ→p→K+Λ reaction at backward angles

2007 · K. Hicks, T. Mibe, et al. · Physical Review C · 32

Measurement of spin-density matrix elements for ϕ -meson photoproduction from protons and deuterons near threshold

2010 · W. C. Chang, D. S. Ahn, et al. · Physical Review C · 30

Measurement of the incoherent γd→ϕpn photoproduction near threshold

2010 · W.C. Chang, M. Miyabe, et al. · Physics Letters B · 28

New projects at SPring-8 with multi-GeV polarized photons

1998 · T. Nakano, H. Ejiri, et al. · Nuclear Physics A · 26

Backward-angle photoproduction of π0 mesons on the proton at Eγ=1.5–2.4 GeV

2007 · M. Sumihama, J.K. Ahn, et al. · Physics Letters B · 22

Interference Effect between ϕ and Λ(1520) Production Channels in the γp→K+K−p Reaction near Threshold

2016 · S. Y. Ryu, J. K. Ahn, et al. · Physical Review Letters · 21

Very low emittance light source storage ring

2006 · K. Tsumaki, N. Kumagai · Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment · 18

Works count: 106

Citation count: 4,380

H-index: 22

I10-index: 34