Progress in Positron Annihilation

Volume 666

doi: 10.4028/

Paper Title Page

Authors: Marek Pietrow, J. Wawryszczuk

Abstract: A systematic study of o-Ps intensity quenching by different wavelength of SWIR light was performed for a set of n-alkanes which form...

Authors: Bożena Zgardzińska, T. Goworek, R. Zaleski, J. Wawryszczuk

Abstract: The PALS spectra of alkanes and their binary mixtures were measured as a function of temperature and pressure. It was found that in rigid...

Authors: Maria Fatima Ferreira Marques, A.M.G. Moreira Da Silva, P.M. Gordo, Z. Kajcsos

Abstract: Positron annihilation lifetime spectroscopy was used to study the free-volume parameters in various pure -, - and -cyclodextrins samples...

Authors: Tetsuya Hirade, Toshitaka Oka, Lee Jeong Jae

Abstract: Temperature dependence on S(t), positron age dependent shape parameter of annihilation gamma-rays, in water was observed. S(t) at the...

Authors: Sergey V. Stepanov, Dmitry Zvezhinskiy, Gilles Duplâtre, Vsevolod Byakov, Yuliya Yu. Batskikh, Petr S. Stepanov

Abstract: A self consistent interpretation of the positron lifetime experiments in water at different temperatures (2-93 0C) and magnetic fields (H ≤...

Authors: Ondrej Šauša, Martina Iskrová, Barbora Sláviková, Viktor Majerník, Jozef Krištiak

Abstract: Positron lifetime and Doppler broadened annihilation line at wide temperature range 15-300 K was measured. The phase transition at melting...

Authors: Barbora Sláviková, Martina Iskrová, Viktor Majerník, Ondrej Šauša, Jozef Krištiak, K. Jesenák

Abstract: Positron lifetime was measured for pure and water filled montmorillonites (MMT) at room temperature. The size of free volume was correlated...

Authors: Radosław Zaleski, Michał Sokół

Abstract: The modification of the extended Tao-Eldrup model accounting ortho-positronium quenching in air is presented. Taking into account quenching...

Authors: Akira Ishida, Ginga Akimoto, Yuichi Sasaki, Taikan Suehara, Toshio Namba, Shoji Asai, Tomio Kobayashi, Haruo Saito, Mitsuhiro Yoshida, Kenichi Tanaka, Akira Yamamoto

Abstract: The ground state hyperfine splitting of positronium, , is sensitive to high order corrections of QED. A new calculation up to O( ) has...

Authors: Akira Miyazaki, Takayuki Yamazaki, Taikan Suehara, Toshio Namba, Shoji Asai, Tomio Kobayashi, Hruo Saito, Toshitaka Idehara, Isamu Ogawa, Yuichi Urushizaki, Svilen Sabchevski

Abstract: Positronium is an ideal system for the research of Quantum Electrodynamics (QED), especially for QED in bound state. The discrepancy of 3.9σ...


Showing 21 to 30 of 35 Paper Titles