Nagayasu Oshima - Publications, H-index & Citations

Nagayasu Oshima

Toho University

25H指数

231论文数

2.5K被引数

收录论文 23

发表时间

Transmission-type brightness-enhancement system for reactor-based slow positron beamline 基于反应堆的慢正电子束线传输型亮度增强系统

NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS

IF1.3

2025-11-01

PREAI

Kuzuya, Yoshihiro; Oshima, Nagayasu; Yabuuchi, Atsushi; Kinomura, Atsushi

Vacancy-Type Defects and Oxygen Incorporation in NiAl for Advanced Interconnects Probed by Monoenergetic Positron Beams and Atom Probe Tomography

ACS APPLIED ELECTRONIC MATERIALS

IF4.7

2024-07-10

PREAI

Uedono, Akira; Fleischmann, Claudia; Soulie, Jean-Philippe; Ayyad, Mustafa; Scheerder, Jeroen E.; Adelmann, Christoph; Uzuhashi, Jun; Ohkubo, Tadakatsu; Michishio, Koji; Oshima, Nagayasu; Ishibashi, Shoji

Recent status and measurement examples of the compact accelerator-driven neutron facility AISTANS

10TH INTERNATIONAL MEETING OF UNION FOR COMPACT ACCELERATOR-DRIVEN NEUTRON SOURCES, UCANS-10

IF0

2024-06-27

OAAI

Kino, Koichi; Fujiwara, Takeshi; O'Rourke, Brian E.; Oshima, Nagayasu

Spatial Dynamics of Water Molecules Confined in Deuterated Epoxies by Quasi-Elastic Neutron Scattering

MACROMOLECULES

IF5.2

2024-04-26

OAAI

Nakamura, Yasuyuki; Tominaga, Taiki; Iwata, Takayuki; Inoue, Koki; Fujii, Yoshihisa; Oshima, Nagayasu; Naito, Masanobu

Nondestructive quantitative imaging for spatially nonuniform degradation in a commercial lithium-ion battery using a pulsed neutron beam

APPLIED PHYSICS EXPRESS

IF2.2

2022-02-04

PREAI

Kino, Koichi; Itoh, Takanori; Fujiwara, Takeshi; Kuroda, Ryunosuke; Oshima, Nagayasu; Tanaka, Masahito; Watazu, Akira; Kamiyama, Takashi; Yonemura, Masao; Ishikawa, Yoshihisa

Transport of small and neutral solutes through reverse osmosis membranes: Role of skin layer conformation of the polyamide film

JOURNAL OF MEMBRANE SCIENCE

IF9

2018-05-01

OAAI

Fujioka, Takahiro; O'Rourke, Brian E.; Michishio, Koji; Kobayashi, Yoshinori; Oshima, Nagayasu; Kodamatani, Hitoshi; Shintani, Takuji; Nghiem, Long D.

Subnanopore filling during water vapor adsorption on microporous silica thin films as seen by low-energy positron annihilation

APPLIED PHYSICS LETTERS

IF3.6

2018-02-20

PREAI

Ito, Kenji; Yoshimoto, Shigeru; O'Rourke, Brian E.; Oshima, Nagayasu; Kumagai, Kazuhiro

Probing the internal structure of reverse osmosis membranes by positron annihilation spectroscopy: Gaining more insight into the transport of water and small solutes

JOURNAL OF MEMBRANE SCIENCE

IF9

2015-07-01

117

PREAI

Fujioka, Takahiro; Oshima, Nagayasu; Suzuki, Ryoichi; Price, William E.; Nghiem, Long D.

Free Volume Profiles at Polymer-Solid Interfaces Probed by Focused Slow Positron Beam

MACROMOLECULES

IF5.2

2015-02-16

PREAI

Ohrt, Christian; Raetzke, Klaus; Oshima, Nagayasu; Kobayashi, Yoshinori; O'Rourke, Brian E.; Suzuki, Ryoichi; Uedono, Akira; Faupel, Franz

Rejection of small and uncharged chemicals of emerging concern by reverse osmosis membranes: The role of free volume space within the active skin layer

SEPARATION AND PURIFICATION TECHNOLOGY

IF9

2013-09-01

PREAI

Fujioka, Takahiro; Oshima, Nagayasu; Suzuki, Ryoichi; Khan, Stuart J.; Roux, Annalie; Poussade, Yvan; Drewes, Joerg E.; Nghiem, Long D.

Free volume change of elongated polyethylene films studied using a positron probe microanalyzer

APPLIED PHYSICS LETTERS

IF3.6

2012-11-13

PREAI

Oka, Toshitaka; Oshima, Nagayasu; Suzuki, Ryoichi; Uedono, Akira; Fujinami, Masanori; Kobayashi, Yoshinori

In-situ characterization of free-volume holes in polymer thin films under controlled humidity conditions with an atmospheric positron probe microanalyzer

APPLIED PHYSICS LETTERS

IF3.6

2012-07-02

PREAI

Zhou, Wei; Chen, Zhe; Oshima, Nagayasu; Ito, Kenji; O'Rourke, Brian E.; Kuroda, Ryunosuke; Suzuki, Ryoichi; Yanagishita, Hiroshi; Tsutsui, Takuro; Uedono, Akira; Hayashizaki, Noriyosu

Depth profiling of defects in ion-implanted Ni and Fe by positron annihilation measurements 通过正电子an没测量对离子注入的Ni和Fe中的缺陷进行深度剖析

SURFACE & COATINGS TECHNOLOGY

IF6.1

2011-11-01

PREAI

Kinomura, A.; Suzuki, R.; Ohdaira, T.; Oshima, N.; Ito, K.; Kobayashi, Y.

Correlation Study between Free-Volume Holes and Molecular Separations of Composite Membranes for Reverse Osmosis Processes by Means of Variable-Energy Positron Annihilation Techniques

JOURNAL OF PHYSICAL CHEMISTRY C

IF3.2

2011-08-26

PREAI

Chen, Z.; Ito, K.; Yanagishita, H.; Oshima, N.; Suzuki, R.; Kobayashi, Y.

Mechanism of variable structural colour in the neon tetra: quantitative evaluation of the Venetian blind model 霓虹灯tetra中可变结构颜色的机制: 威尼斯盲模型的定量评估

JOURNAL OF THE ROYAL SOCIETY INTERFACE

IF3.5

2010-06-16

113

OAAI

Yoshioka, S.; Matsuhana, B.; Tanaka, S.; Inouye, Y.; Oshima, N.; Kinoshita, S.

Rapid three-dimensional imaging of defect distributions using a high-intensity positron microbeam

APPLIED PHYSICS LETTERS

IF3.6

2009-05-15

PREAI

Oshima, N.; Suzuki, R.; Ohdaira, T.; Kinomura, A.; Narumi, T.; Uedono, A.; Fujinami, M.

Further search for selectivity of positron annihilation in the skin and cancerous systems 进一步寻找皮肤和癌症系统中正电子an灭的选择性

APPLIED SURFACE SCIENCE

IF6.9

2008-10-01

PREAI

Liu, Guang; Chen, Hongmin; Chakka, Lakshmi; Cheng, Mei-Ling; Gadzia, Joseph E.; Suzuki, R.; Ohdaira, T.; Oshima, N.; Jean, Y. C.

Evolution of pores in mesoporous silica films: Porogen loading effect

APPLIED SURFACE SCIENCE

IF6.9

2008-10-01

PREAI

He, Chunqing; Oka, Toshitaka; Kobayashi, Yoshinori; Oshima, Nagayasu; Ohdaira, Toshiyuki; Kinomura, Atsushi; Suzuki, Ryoichi

Free-volume depth profile of polymeric membranes studied by positron annihilation spectroscopy: Layer structure from interfacial polymerization

MACROMOLECULES

IF5.2

2007-09-22

254

PREAI

Chen, Hongmin; Hung, Wei-Song; Lo, Chia-Hao; Huang, Shu-Hsien; Cheng, Mei-Ling; Liu, Guang; Lee, Kueir-Rarn; Lai, Juin-Yih; Sun, Yi-Ming; Hu, Chien-Chieh; Suzuki, R.; Ohdaira, T.; Oshima, N.; Jean, Y. C.

Positronium annihilation and pore surface chemistry in mesoporous silica films

APPLIED PHYSICS LETTERS

IF3.6

2007-07-10

PREAI

He, Chunqing; Oka, Toshitaka; Kobayashi, Yoshinori; Oshima, Nagayasu; Ohdaira, Toshiyuki; Kinomura, Atsushi; Suzuki, Ryoichi

研究方向