原著論文・総説・国際会議論文  国際・国内会議発表

原著論文・総説・国際会議論文

・K. Michishio, T. Kanai, S. Kuma, T. Azuma, Ken Wada, I. Mochizuki, T. Hyodo, A. Yagishita,
 Y. Nagashima
 Observation of a shape resonance of the positronium negative ion
 Nature Communications 7, 11060 (2016)

・K. Michishio, R.H. Suzuki, K.Wada, I. Mochizuki, T. Hyodo, A.Yagishita and Y. Nagashima
 Profiles of a positronium beam produced using the photodetachment of positronium
 negative ions

 Nuclear Instruments and Methods in Physics Research A 785, 5 (2015)

・H. Terabe, S. Iida, T. Yamashita, T. Tachibana, B. Barbiellini, K. Wada, I. Mochizuki,
 A. Yagishita, T. Hyodo, Y. Nagashima
 Increase in the positronium emission yield from polycrystalline tungsten surfaces by
 sodium coating

 Surface Science 641, 68 (2015)

・K. Michishio, Y. Nagashima
 Development of energy-tunable positronium beams employing the photodetachment of
 positronium negative ions

 Jpn. J. Appl. Phys. Conf. Proc. 2, 011303 (2015)

・Y. Nagashima, K. Michishio, H. Terabe, R. H. Suzuki, S. Iida, T. Yamashita, R. Kimura,
  T. Tachibana, I. Mochizuki, K. Wada, A. Yagishita and T. Hyodo
 Positronium and positronium negative ion emission from alkali-metal coated
 tungsten surfaces

 J. Phys. Conference Series 505, 012037 (2014)

・Y. Nagashima, K. Michishio and H. Terabe
 The simplest three body system: positronium negative ions
 AIP Conf. Proc. 1588, 27 (2014)

・Y. Nagashima
 Experiments on positronium negative ions
 Phys. Rep. 545, 95 (2014)

・T. Suzuki, H. Terabe, S. Iida, T. Yamashita and Y. Nagashima
 Development of a method to study positron diffusion in metals by the observation of
 positronium negative ions

 Nuclear Instruments and Methods in Physics Research B 334, 40 (2014)

・T. Tachibana, T. Hirayama and Y. Nagashima
 Positron-annihilation-induced ion desorption from TiO2(110)
 Phys. Rev. B 89, 201409 (R) (2014)

・H. Terabe, S. Iida, K. Wada, T. Hyodo, A. Yagishita and Y. Nagashim
 Efficient emission of positronium atoms from Na-coated polycrystalline tungsten surface
 J. Phys. Conference Series 433 245438 (2013)

・Y. Nagashima, K. Michishio, T. Tachibana, H. Terabe, R. H. Suzuki
 Positronium negative ion experiment -formation, photodetachment and production of an
 energy tunable positronium beam-

 J. Phys. Conference Series 388, 012021 (2012)

K. Michishio, T. Tachibana, R. H. Suzuki, K. Wada, A. Yagishita, T.Hyodo and
 Y. Nagashima
 An energy-tunable positronium beam produced using the photodetachment of the positronium
 negative ion

 Appl. Phys. Lett. 100, 254102 (2012)

長嶋泰之, 満汐孝治
 最も軽い三体束縛系-ポジトロニウム負イオンの研究-
 日本物理学会誌 67, 333 (2012)

K. Nagumo, Y. Nitta, M. Hoshino, H. Tanaka, Y. Nagashima
 Magnetic-field-free measurements of the total cross sections for positron scattering from
 neon

 Eur. Phys. J. D 66, 81 (2012)

H. Terabe, K. Michishio, T. Tachibana and Y. Nagashima
 Durable emission of positronium negative ions from Na- and K-coated W(100) surfaces
 New J. Phys. 14, 015003 (2012)

K. Nagumo, Y. Nitta, M. Hoshino, H. Tanaka, Y. Nagashima
 Measurements of total cross sections for positron scattering from He under magnetic-field
 -free conditions using an electrostatic high-berightness slow positron beam system

 J. Phys. Soc. Jpn. 80, 064301 (2011)

K. Michishio, T. Tachibana, H. Terabe, A. Igarashi, K. Wada, T. Kuga, A. Yagishita, T. Hyodo, and
 Y. Nagashima
 Photodetachment of Positronium Negative Ions
 Phys. Rev. Lett. 106, 153401 (2011)

H. Terabe, K. Michishio, T. Tachibana and Y. Nagashima
 Ps- Emission from Na coated W(100) Surfaces
 J. Phys. Conference Series 262, 012058 (2011)

K. Nagumo, Y. Nitta, M. Hoshino, H. Tanaka and Y. Nagashima
 Measurements of the Total Cross Sections for Positrons Scattered by He Using an  
 Electrostatic High-Brightness Slow Positron Beam Apparatus

 J. Phys. Conference Series 262, 012042 (2011)

Y. Nagashima, K. Michishio, T. Tachibana and H. Terabe
 Towards the production of an energy-tunable positronium beam using Ps- photodetachment  
 technique

 J. Phys. Conference Series 262, 012041 (2011)

T. Tachibana, K. Michisho, H. Terabe, K. Wada, T. Hyodo, T. Kurihara, A. Yagishita and
 Y. Nagashima
 Production of positronium negative ions using a pulsed low-energy positron beam at the
 KEK-PF slow positron facility

 Nuclear Instruments and Methods in Physics Research A 621, 670-672 (2010)

K. Nagumo, Y.Nitta, D. Tomida, M. Hoshino, H. Tanaka, Y. Nagashima
 An electrostatic slow positron beam apparatus for positron scattering experiments
 Journal of Physics: Conference Series 199, 012024 (2010)

K. Michishio, T. Tachibana, H. Terabe, A. Miyamoto, Y. Nagashima
 Ps− emission from Cs coated surfaces
 J. Phys. Conference Series 199, 012003 (2010)

K. Nagumo, D. Tomida, Y. Nitta, M. Hoshino, H. Tanaka and Y. Nagashima
 Measurements of the total cross sections for positron-He scattering using an electrostatic  
 high-brightness slow positron beam apparatus

 J. Phys. Conference Series 194, 072007 (2009)

Y. Nagashima, T. Hakodate, A. Miyamoto, K. Michishio, H. Terabe
 Efficient formation of positronium negative ions
 J. Phys. Conference Series 194, 012039 (2009)

Y. Nagashima, T. Hakodate, A. Miyamoto, K. Michishio, H. Terabe
 Emission of positronium negative ions from Cs deposited W(100) and polycrystalline Fe
 surface

 Physica Status Solidi (c) 6, 2291-2294 (2009)

Y. Nagashima, T. Hakodate, A. Miyamoto and K. Michishio
 Efficient emission of positronium negative ions from Cs deposited W(100) surfaces
 New J. Phys. 10, 123029 (2008)

Y. Nagashima, T. Hakodate, T. Sakai
 Spontaneous emission of positronium negative ions from polycrystalline tungsten surface
 Applied Surface Science 255, 217 (2008)

W. Suda, K. Nagumo, D. Tomida, M. Hoshino, Y. Nagashima and H. Tanaka
 Development of an electrostatic high-brightness slow positron beam apparatus for positron
 scattering experiments

 Nuclear Instruments and Methods in Physics Research B 266, 416-418 (2008)

Y. Nagashima
 Experimental studies on positronium negative ions
 Nuclear Instruments and Methods in Physics Research B 266, 511-515 (2008)

F. Saito, Y. Fujii, Y. Nagashima, T. Yotoriyama, A. Nakao, Y. Suzuki, M. Iwaki, I. Nishiyama,
 T. Hyodo
 Density change of ion irradiated polystyrene studied by positron annihilation and SAICAS
 Physica Status Solidi (c) 4 3718-3721 (2007)

Y. Nagashima, W. Shigeta, T. Hyodo and M. Iwaki
 Measurement of Cu K and Ag, In and Sn L X-ray producion cross sections by low-energy
 positron impact

 Radiation Physics and Chemistry 76, 465-468 (2007)

F. Saito, T. Yotoriyama, Y. Fujii, Y. Nagashima, A. Nakao, M. Iwaki, I. Nishiyama and T. Hyodo
 Study of ion-irradiated polystyrene using slow positron beam
 Radiation Physics and Chemistry 76, 200-203 (2007)

Y. Nagashima and T. Sakai
 First observation of positronium negative ions emitted from tungsten surfaces
 New Journal of Physics 8, 319 (2006)

Y. Nagashima, W. Shigeta, T. Hyodo, F. Saito, Y. Itoh, A. Goto and M. Iwaki
 Study of inner-shell ionization by low-energy positron impact,Photonic, in Electronic and   
 Atomic Collision

 Proceedings of the XXIV International Conference edited by P.D.Fainstein, M.A.P.Lima,
 J.E.Miraglia, E.C.Montenegro and R.D.Rivarola, (World Scientific, 2006) p.399-406

Y. Nagashima, F. Saito, Y. Itoh, A. Goto, T. Hyodo
 Measurement of characteristic X-rays by positron impact
 Materials Science Forum 445-446, 440-442 (2004)

Y. Nagashima, F. Saito, Y. Itoh, A. Goto, and T. Hyodo
 Measurement of Cu K-Shell and Ag L-Shell Ionization Cross Sections by Low-Energy Positron
 Impact

 Phys. Rev. Lett. 92, 223201 (2004)