Výsledky vyhledávání - "Ola. N. Almasarawi"

Akademický článek

Preparation and characterization of sugilite glass from basalt for α-amylase immobilization, statistical optimization of the immobilization process and description of free and immobilized enzyme

Autor: Salwa A.M. Abdel-Hameed, Samia A. Ahmed, Faten A. Mostafa, Ola. N. Almasarawi, Walaa A. Abdel Wahab

Publikováno v: Heliyon, Vol 8, Iss 7, Pp e09960- (2022)

Bacterial α-amylase was immobilized on sugilite from modified basalt rock as a new carrier. A set of glass compositions based on sugilite formula KNa2M2Li3Si12O30 (M = Al or Mn or Fe) were prepared. The glasses were prepared through melting–quench

Externí odkaz: https://doaj.org/article/66b45e48f036410183b733728d11d529

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Preparation and characterization of a novel luminescence nano-sillenite (Bi12SiO20) glass ceramic within Bi2O3–ZnO–SiO2 system

Autor: Ola N. Almasarawi, Esmat M. A. Hamzawy, Fatma H. Margha, Eglal R. Souaya, Salwa A. M. Abdel-Hameed

Publikováno v: Applied Physics A. 128

Bismuth silicate with sillenite structure (Bi12SiO20) nanophase was prepared via melt–quenching technique in the Bi2O3–ZnO–SiO2 glass system. The effect of replacement ZnO by Bi2O3 was studied. Their thermal behavior showed the change of glass

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::76b51689d8ebfac74866312cf1af08d7
https://doi.org/10.1007/s00339-022-06256-8

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