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Mostrando ítems 21-30 de 2000
Thermogravimetric investigations during the synthesis of silica-based MCM-41
(Kluwer Academic Publ, 2001-01-01)
MCM-41 material was synthesized starting from hydrogel containing colloidal fumed silica, sodium silicate, cetyltetramethylammonium bromide (CTMABr) as surfactant, and distilled water as solvent. These reactants were mixed ...
MCM Alchimia Methods:: solved examples on computer-aided uncertainty quantificationMetodología de MCM Alchimia:: ejemplos resueltos de estimación de incertidumbre asistida por computadoraMetodologia MCM Alchimia: exemplos resolvidos de quantificação de incerteza auxiliada por computador
(Laboratorio Tecnológico del Uruguay - LATU, 2021)
Selective oxidation of benzyl alcohol through eco-friendly processes using mesoporous V-MCM-41, Fe-MCM-41 and Co-MCM-41 materials
(Elsevier Science, 2017-07-25)
MCM-41 nanostructured materials modified with Vanadium, Iron and Cobalt were synthesized by a hydrothermal method. The catalysts were characterized by XRD, UV–Vis-DR, ICP-OES and N2 adsorption. All the catalysts showed ...
Evaluación de la capacidad de captura de CO₂ mediante materiales mesoporosos de sílice modificados
(Universidad Autónoma Metropolitana (México). Unidad Azcapotzalco. División de Ciencias Básicas e Ingeniería., 2015)
La capacidad de captura de CO₂ a baja presión (<100 kPa) y baja temperatura (298 K) se investigó en cuatro materiales mesoporosos MCM-41, uno sin modificación y tres modificados por síntesis directa con un metal (M); la ...
Desenvolvimento de peneiras moleculares mesoporosas do tipo MCM-41 e MCM-48 impregnadas com aminas para utilização na adsorção de CO2DEVELOPMENT OF TYPE MESOPOROUS MOLECULAR SIEVES MCM-41 AND MCM-48 IMPREGNATED WITH AMINES FOR USE IN ADSORPTION CO2.
(Universidade Federal de SergipePós-Graduação em QuímicaBRUFS, 2017)
Preparation of different basic Si-MCM-41 catalysts and application in the Knoevenagel and Claisen-Schmidt condensation reactions
(Academic Press Inc. Elsevier B.V., 2014)
Iron and copper immobilised on mesoporous MCM-41 molecular sieves as catalysts for the oxidation of cyclohexane
(Elsevier Science BvAmsterdamHolanda, 1999)
Síntese e caracterização do material mesoporoso MCM-41 para o desenvolvimento de capacitores MOS
(Universidade Federal de PernambucoUFPEBrasilPrograma de Pos Graduacao em Ciencia de Materiais, 2016)