Dynamics of the projectile-like fragment emission in the40Ar+209Bi reaction at 26 MeV u-1
Autor: | S. Shirato, Yoshiaki Ando, S. Shibuya, M. Ogiwara, Kazuo Ieki, M Ogihara, H. Fujiwara, K. Hata, T Mizota, H. Murakami, S. C. Jeong, S. M. Lee, Y Nagashima, Jian-zhi Ruan, M. Ishihara, Tohru Motobayashi, Naohito Iwasa, Y H Pu, S Okumura |
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Rok vydání: | 1992 |
Předmět: | |
Zdroj: | Journal of Physics G: Nuclear and Particle Physics. 18:401-411 |
ISSN: | 1361-6471 0954-3899 |
DOI: | 10.1088/0954-3899/18/2/020 |
Popis: | Angular distributions of fission fragments emitted in the 40Ar+209Bi reaction at 26 MeV u-1 were measured in coincidence with projectile-like fragments (PLF). Linear momentum transfer, angular momentum transfer ltr and spin alignment PZZ of the fissile nucleus were deduced as functions of the atomic number Z of PLF. Observed trend of ltr and PZZ suggests that a significant part of the PLF is emitted in dissipative process. Large missing momenta were observed. They are attributed to pre-equilibrium light-particle emission from the fissile nucleus. |
Databáze: | OpenAIRE |
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