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Degradación de la colofonia por radiación ultravioleta del tipo UV-A
(Universidad Michoacana de San Nicolás de Hidalgo, 2022-12)
Rosin is a natural resin, obtained from the exudation of pine oleoresins, consisting of a solution of resin acids of the abietic and pimaric type in terpenes which have a tricyclic apolar hydrophenanthrene structure, ...
Evaluación del impacto del cambio climático en los recursos hídricos en la cuenca del río Tuxpan, Michoacán
(Universidad Michoacana de San Nicolás de Hidalgo, 2015-09)
Misuse of natural resources has caused irreversible changes exist on our planet. Abuse in the use of fossil fuels used in human activities (coal, oil, gasoline, diesel, natural gas and petroleum fuels) and excessive logging, ...