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Studies on irradiation of agar–agar in the solid state: On the changes of X‐ray diffraction of agar–agar film produced by irradiation
Author(s) -
Nisizawa M.,
Hirano T.
Publication year - 1990
Publication title -
journal of applied polymer science
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.575
H-Index - 166
eISSN - 1097-4628
pISSN - 0021-8995
DOI - 10.1002/app.1990.070391012
Subject(s) - agar , irradiation , starch , sugar , diffraction , aqueous solution , materials science , chromatography , chemistry , nuclear chemistry , food science , organic chemistry , optics , biology , bacteria , physics , genetics , nuclear physics
Solid agar–agar was irradiated with 60 Co gamma‐rays, dissolved in aqueous solutions, molded and made a thin film. Effects of radiation on the ordered conformation of agar–agar molecule were studied by measuring the X‐ray diffraction intensity at different radiation doses, elapsed times after irradiation, and concentrations of added substances (sugar and starch). Empirical equations in changes of X‐ray diffraction were obtained.