Journal of Applied Research and Technology

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Tungsten based catalysts for oxidative desulfurization: surface species and partially reduced systems as key features to improve the activity

Mauricio Lopez Luna

Luis Cedeño-Caero

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Abstract: Tungsten oxide based catalysts for the oxidative desulfurization (ODS) process of dibenzothiophene compounds using H2O2 as oxidizing agent were studied. Catalysts were characterized by TPR-H2, SEM-EDS, XRD, N2-physisorption and Raman spectroscopy. Different s

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DOI: https://doi.org/10.22201/icat.16656423.2018.16.6.744

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Firefly optimization technique based test scenario generation and prioritization

Vikas Panthi

Durga Prasad Mohapatra

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Abstract: Model-based testing shows a significant role-play in the area of software testing. This paper presents a new automatic test scenarios generation technique using UML state machine diagram having composite states. The intention of this research is to generate t

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DOI: https://doi.org/10.22201/icat.16656423.2018.16.6.745

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Influence of incorporating a small amount of silica on the catalytic performance of a MoO3/Al2O3 catalyst in ethanol oxidative dehydrogenation

Aline Villarreal

Gabriella Garbarino

Paola Riani

Aida Gutiérrez-Alejandre

Jorge Ramírez

Guido Busca

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Abstract: The influence of incorporating a small amount of silica on the catalytic performance of MoO3/Al2O3 catalyst was studied. Molybdenum supported on pure alumina and 5% SiO2-Al2O3 supports were synthesized. The catalysts were characterized by XRD, Raman, UV-Vis a

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DOI: https://doi.org/10.22201/icat.16656423.2018.16.6.746

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Synthesis of hybrid materials, immobilization of lipase in SBA-15 modified with CaO

J. C. Méndez

U. Arellano

S. Solís

M. Asomoza

V. H. Lara

A. J. Padilla

J.A. Wang

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Abstract: Mesoporous silica materials (SBA-15) doped with calcium (Ca) at 1, 3 and 5% w/w were synthesized in order to immobilize candida rugosa lipase (CRL), through the adsorption method. It was found that calcium (Ca) is present as CaO, highly dispersed on the surfa

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DOI: https://doi.org/10.22201/icat.16656423.2018.16.6.747

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Synthesis and characterization of a mesoporous cerium oxide catalyst for the conversion of glycerol

Misael García Ruiz

Julia Aguilar Pliego

Luis E. Noreña Franco

Carlos Márquez Álvarez

Joaquín Pérez Pariente

Nancy C. Martin Guaregua

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Abstract: CeO2 mesoporous materials were synthesized employing the “hard and soft template” technique. Ceria catalysts have been prepared by a nanocasting procedure using SBA-15 and KIT-6 silica-based templates and Pluronic P123 and F127 for the “soft template” techniq

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DOI: https://doi.org/10.22201/icat.16656423.2018.16.6.748

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Lifetime enhancement in wireless sensor networks using binary search tree based data aggregation

S. Gopikrishnan

P. Priakanth

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Abstract: Energy efficient data aggregation is a key solution to enhance the lifetime of wireless sensor networks since sensor nodes are battery-powered and deployed in remote environments. This article explore a two-hop data aggregation tree construction algorithm usi

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DOI: https://doi.org/10.22201/icat.16656423.2018.16.6.749

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