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Oral presentation

Positronium bubble formation in room temperature ionic liquids

Hirade, Tetsuya

no journal, , 

Room temperature ionic liquids (RTIL) show different physical properties for different scales. Therefore the physical properties are investigated by many different methods. However, indirect measurements have been performed for the smallest scale. Positronium (Ps) that is a bound state of an electron and a positron forms a bubble in RTIL and the measurements of the triplet Ps annihilation rate to observe the Ps bubble oscillation, i.e. the frequency and the decay were performed at 25$$^{circ}$$C and 30$$^{circ}$$C. The temperature dependences of the frequency and the decay were successfully observed, which showed that the measurements of the triplet Ps annihilation rate can be a unique tool to investigate the physical properties at nano-scale.

Oral presentation

Visualization and evaluation of secretion from soybean root to soil using a positron-emitting tracer imaging system (PETIS)

Yin, Y.-G.; Suzui, Nobuo; Kawachi, Naoki; Ishii, Satomi; Koyanagi, Atsushi*; Nakamura, Takuji*; Shinano, Takuro*; Fujimaki, Shu

no journal, , 

no abstracts in English

Oral presentation

Study on quality of irradiated lightly-pickled vegetables

Chiba, Etsuko*; Iizuka, Tomoko*; Ichikawa, Mariko*; Ukai, Mitsuko*; Kikuchi, Masahiro; Kobayashi, Yasuhiko

no journal, , 

no abstracts in English

Oral presentation

Study on quality of irradiated honey, bread and rice cake

Iizuka, Tomoko*; Ichikawa, Mariko*; Chiba, Etsuko*; Ukai, Mitsuko*; Kikuchi, Masahiro; Kobayashi, Yasuhiko

no journal, , 

no abstracts in English

Oral presentation

Structure determination of silicene on a Ag(111) surface using total-reflection high-energy positron diffraction

Fukaya, Yuki; Mochizuki, Izumi*; Maekawa, Masaki; Wada, Ken*; Hyodo, Toshio*; Matsuda, Iwao*; Kawasuso, Atsuo

no journal, , 

no abstracts in English

Oral presentation

Atomic configuration of Au induced nanowire formed on Ge(001) surface determined by total-reflection high-energy positron diffraction

Mochizuki, Izumi*; Fukaya, Yuki; Wada, Ken*; Maekawa, Masaki; Kawasuso, Atsuo; Hyodo, Toshio*

no journal, , 

no abstracts in English

Oral presentation

Accumulation of radiocesium from forest floor with composts of mushroom cultivation

Sakamoto, Fuminori; Onuki, Toshihiko; Kumata, Atsushi*; Hasegawa, Takanori*

no journal, , 

no abstracts in English

Oral presentation

Production of positron-emitting cesium tracer for plant study

Suzui, Nobuo; Shibata, Takuya; Ishii, Satomi; Kawachi, Naoki; Yin, Y.-G.; Seko, Noriaki; Fujimaki, Shu

no journal, , 

no abstracts in English

Oral presentation

Can live-imaging technologies provide practical answers in plant nutrition ?

Fujimaki, Shu

no journal, , 

no abstracts in English

Oral presentation

Development of an analytical method based on a radiotracer imaging technology to evaluate individual physiological abilities of plant seedlings

Kawachi, Naoki; Koyanagi, Atsushi*; Suzui, Nobuo; Yin, Y.-G.; Ishii, Satomi; Shimada, Hiroaki*; Fujimaki, Shu

no journal, , 

no abstracts in English

Oral presentation

Measurement of radicals induced in irradiated foods using Pulse-ESR

Kishida, Keigo*; Nagata, Natsuki*; Kameya, Hiromi*; Kikuchi, Masahiro; Nakamura, Hideo*; Kobayashi, Yasuhiko; Ukai, Mitsuko*

no journal, , 

no abstracts in English

Oral presentation

Development of spin-polarized positronium time-of-flight measurement

Maekawa, Masaki; Zhou, K.*; Fukaya, Yuki; Zhang, H.; Li, H.; Kawasuso, Atsuo

no journal, , 

no abstracts in English

Oral presentation

Spin-polarizations on ferromagnet surfaces observed by a spin-polarized positron beam

Li, H.; Zhang, H.; Maekawa, Masaki; Fukaya, Yuki; Kawasuso, Atsuo

no journal, , 

Oral presentation

Status of construction of neutron energy resolved imaging facility

Kai, Tetsuya; Shinohara, Takenao; Oikawa, Kenichi; Segawa, Mariko; Iikura, Hiroshi; Harada, Masahide; Nakatani, Takeshi; Oi, Motoki; Sato, Hirotaka*; Kamiyama, Takashi*; et al.

no journal, , 

no abstracts in English

Oral presentation

Current-induced spin polarization on metal surfaces probed by spin-polarized positron beam

Zhang, H.; Yamamoto, Shunya; Li, H.; Fukaya, Yuki; Maekawa, Masaki; Kawasuso, Atsuo; Seki, Takeshi*; Saito, Eiji*; Takanashi, Koki*

no journal, , 

Oral presentation

Installation of a pulse stretch section for a pulsed slow-positron beam

Wada, Ken*; Maekawa, Masaki; Mochizuki, Izumi*; Shidara, Tetsuo*; Hyodo, Toshio*

no journal, , 

no abstracts in English

16 (Records 1-16 displayed on this page)
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