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Fractional Coupling of Primary and Johari–Goldstein Relaxations in a Model Polymer
A polymer model exhibiting heterogeneous Johari–Goldstein (JG) secondary relaxation is studied by extensive molecular-dynamics simulations of states with different temperature and pressure. Time–temperature–pressure superposition of the primary (segmental) relaxation is evidenced. The time scales of...
Autores principales: | , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
MDPI
2022
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9787821/ https://www.ncbi.nlm.nih.gov/pubmed/36559927 http://dx.doi.org/10.3390/polym14245560 |