Damping of quantal collective motion in spherical nuclei: Dissipation versus diffusion

A quantal harmonic vibration in a spherical nucleus is assumed to couple to the nucleonic motion through a particle-phonon interaction. The dynamics of both the collective mode and the heat reservoir are analytically described and numerically solved in a range of physically significant interaction s...

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Autores principales: de la Mota, V., Dorso, C.O., Hernández, E.S.
Formato: JOUR
Acceso en línea:http://hdl.handle.net/20.500.12110/paper_03702693_v143_n4-6_p279_delaMota
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Sumario:A quantal harmonic vibration in a spherical nucleus is assumed to couple to the nucleonic motion through a particle-phonon interaction. The dynamics of both the collective mode and the heat reservoir are analytically described and numerically solved in a range of physically significant interaction strength and duration. The competetion between diffusive and dissipative processes in the course of evolution towards equilibration is described. © 1984.