Original scientific paper

Viskoznost tekućeg selena

A. H. Abou El Ela ; Physics Department, Islamic Girls College, Nasr City, Cairo and Physics Department, Faculty of Education, Ain Shams University, Cairo, Egypt
H. H. A. Labib ; Physics Department, Islamic Girls College, Nasr City, Cairo and Physics Department, Faculty of Education, Ain Shams University, Cairo, Egypt
K. A. Sharaf ; Physics Department, Islamic Girls College, Nasr City, Cairo and Physics Department, Faculty of Education, Ain Shams University, Cairo, Egypt

Abstract

Primjenom metode rotirajućih cilindara određena je viskoznost selena u tekućem stanju. Eksperimentalni podaci pokazuju da energija aktivacije viskoznog toka opada s porastom temperature. Njezina vrijednost je 0.5 eV na temperaturi taljenja, a 0.26 eV na 300°C.

Keywords

Hrčak ID:

327664

URI

https://hrcak.srce.hr/327664

Publication date:

7.1.1980.

Article data in other languages: english

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