Listar por tema "Pirolisis"
Mostrando ítems 1-9 de 9
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Diseño y construcción de un sistema para la supervisión in-situ del crecimiento de una película delgada de ZnO fabricada por rociado pirolítico
(Lima (Perú)PE, 2005-08)Acceso abiertoSe implementó un sistema que supervisa in-situ el espesor y calcula el perfil de una película delgada fabricada por la técnica de rociado pirolítico. El sistema se basa en la medición de la reflexión de un haz láser que ... -
Efecto de la temperatura en la síntesis por spray pyrolysis de polvo nanoparticulado de plata
(Lima (Perú)PE, 2007-08)Acceso abiertoSe reporta los resultados de la síntesis y caracterización de polvo nanoparticulado de Ag, AgO, AgNO3 o mezclas de ellas, obtenidas por la técnica de spray pyrolisis. Una solución acuosa de AgNO3 con una concentración de ... -
Fabricación y caracterización de recubrimientos delgados de componentes binarios de óxidos Sn-Zn-O
(Lima (Perú)PE, 2007-08)Acceso abiertoSe fabricaron recubrimientos delgados de óxidos mixtos de ZnO y SnO2 por la técnica de rociado pirólítico, se utilizó como precursor mezclas de diferentes proporciones estequiométricas de soluciones acuosas de acetato de ... -
Highly porous thin films obtained by spray-gel technique
(Lima (Perú)PE, 2004-08)Acceso abiertoCombining the spray pyrolysis and the sol-gel techniques (spray-gel) gives the possibility to produce very rough and highly diffuse films, under appropriate conditions. This technique is suitable for producing multifunctional ... -
Photocatalytic activity of nanostructured TiO2 thin films prepared by pulsed spray pyrolysis
(Lima (Perú)PE, 2006-07)Acceso abiertoNano-structured TiO2 thin films were deposited onto soda lime glass by the pneumatic spray pyrolysis method from a peroxo-titanium complex solution. Samples were prepared spraying 10 s the complex solution followed by an ... -
Spray pyrolysis deposited zinc oxide films for photo-electrocatalytic degradation of methyl orange: influence of the pH
(Lima (Perú)PE, 2003-07)Acceso abiertoZinc 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 ... -
Surface morphology engineering of metal-oxide films by chemical spray pyrolysis
(Lima (Perú)PE, 2007-08)Acceso abiertoChemical Spray Pyrolysis Technique and a combination of sol-gel and spray pyrolysis techniques have been used in order to monitor the morphology of metal-oxide-based thin films to be used as functional materials. We can ... -
Synthesis and characterization of rough electrochromic phosphotungstic acid films obtained by spray-gel process
(Lima (Perú)PE, 2003-07)Acceso abiertoRough 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 ... -
The influence of the ethanol/water molar ratio in the precursor solution on morphology and photocatalytic activity of pyrolytic ZnO films
(Lima (Perú)PE, 2005-08)Acceso abiertoZinc oxide films were fabricated by a home made spray pyrolysis system equipped with an optical set-up ensuring the in-situ control of the film growth. 0.1 M of zinc acetate diluted in a mixture of ethanol and water was ...
