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Remoción de arsénico del agua mediante irradiación solar
(Lima (Perú), 2003-07)
El Perú es un país con extensas zonas rurales donde los pobladores carecen de agua potable y utilizan para el consumo agua sin ningún control. La presencia de arsénico en aguas es tóxica y acumulativa trayendo consigo ...
Synthesis and characterization of rough electrochromic phosphotungstic acid films obtained by spray-gel process
(Lima (Perú), 2003-07)
Rough electrochromic phosphotungstic acid (PWA) films were fabricated by spraying a gel of phosphotungstate anions with a molar ratio of P:W = 1:12 onto glass substrates precoated with transparent and electrically conducting ...
Spray pyrolysis deposited zinc oxide films for photo-electrocatalytic degradation of methyl orange: influence of the pH
(Lima (Perú), 2003-07)
Zinc oxide films were made by spray pyrolysis equipped with an optical system for in-situ thickness measurement; zinc acetate water solution was used as spraying solution. The pH of the spraying solution was modified in ...