Výsledky vyhledávání - "João F. Cajaiba da Silva"

Catalytic activity of niobium phosphate in the benzylation of anisole with styrene, benzyl alcohol and benzyl chloride

Autor: João F. Cajaiba da Silva, Marcus Henrique Campino de la Cruz, Elizabeth R. Lachter, Rosane A. S. San Gil, Angela Sanches Rocha

Publikováno v: Reaction Kinetics, Mechanisms and Catalysis. 122:1081-1094

The catalytic activity of niobium phosphate was evaluated in the benzylation of anisole with three alkylating agents. Niobium phosphate was characterized by N2 adsorption, X-ray diffraction (XRD), solid state 31P NMR, NH3-TPD, structural FTIR and FTI

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::949c4c0d8b0b4ced9a7c3be944f88b56
https://doi.org/10.1007/s11144-017-1259-y

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Botulinum Toxin Injections in the Bladder and Urethral Sphincter

Autor: Francisco Cruz, João F. Cajaiba da Silva

Publikováno v: Neurourology ISBN: 9789401775076

Intravesical pharmacological therapy for lower urinary tract dysfunction may offer two potential advantages, a high concentration of pharmacological agents directly to the bladder tissue and the possibility of using drugs inappropriate for systemic a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::dd325d4417516d05559e5e7f85dac9a1
https://doi.org/10.1007/978-94-017-7509-0_33

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Evaluating the kinetics of the esterification of oleic acid with homo and heterogeneous catalysts using in-line real-time infrared spectroscopy and partial least squares calibration

Autor: Michelle J. C. Rezende, João F. Cajaiba da Silva, Ingrid C.R. Costa, Vinicius Kartnaller, Adriana Velloso Alves de Souza, Rodrigo O. M. A. de Souza, Ivaldo I. Junior

Publikováno v: Journal of Molecular Catalysis B: Enzymatic. 123:41-46

Biodiesel is a mixture of fatty acid alkyl esters with properties similar to petroleum-based diesel. Thus, biodiesel can be used as either a substitute for diesel fuel or, more commonly, in a fuel blend. Biodiesel production can be catalyzed with min

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::87199d5020c3a5b2dc494704b91ed516
https://doi.org/10.1016/j.molcatb.2015.09.015

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LV state estimation and TSO–DSO cooperation tools: results of the French field tests in the evolvDSO project

Autor: Jean Sumaili, Maria Viania Sebastian, Pedro Barbeiro, Jorge Pereira, Mathieu Caujolle, Ricardo J. Bessa, João F. Cajaiba da Silva, Belén Goncer Maraver

Publikováno v: Repositório Científico de Acesso Aberto de Portugal
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP

This study presents the results of field tests performed on French medium-voltage distribution networks with two novel algorithms developed in the framework of the evolvDSO Project. Working in the transmission system operator and distribution system

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b2a69af888229b587623f46aa5c51d2c
http://repositorio.inesctec.pt/handle/123456789/5296

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Low-cost system based on image analysis to determine solubility curves

Autor: Thiago B. Bandini, Rodrigo Caciano de Sena, Amaro G. Barreto Junior, Priscilla B. de Oliveira, Andreia de P. M. da Silva, João F. Cajaiba da Silva

Publikováno v: Sensors and Actuators B: Chemical. 177:1071-1074

This article reports the development of a simple, rapid, and low-cost method that uses image analysis to determine solubility curves. The detection system is composed of a webcam with a CCD sensor and software for processing and analyzing the digital

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::96c7e98d427c6cdfe390f31524207b0a
https://doi.org/10.1016/j.snb.2012.11.097

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Biodiesel Synthesis Evaluated by Using Real-Time ATR-FTIR

Autor: João F. Cajaiba da Silva, Adriana Velloso Alves de Souza

Publikováno v: Organic Process Research & Development. 17:127-132

Real-time attenuated total reflectance-Fourier transform infrared spectroscopy (ATR-FTIR) was used as an analytical method capable of providing quantitative data regarding the yield of biodiesel synthesis. 1H NMR was used as a reference technique to

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d7013aa86e3c8a9bfba731759dae183c
https://doi.org/10.1021/op300318k

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Determination of the Adipic Acid Solubility Curve in Acetone by Using ATR-FTIR and Heat Flow Calorimetry

Autor: Andreia de P. M. da Silva, João F. Cajaiba da Silva

Publikováno v: Organic Process Research & Development. 15:893-897

This contribution reports the determination of the solubility curve of adipic acid in acetone by using real-time ATR-FTIR and heat flow calorimetry. Focused beam reflectance measurement was used to...

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f6b2e440d182197b3cd24253d9263e99
https://doi.org/10.1021/op2001029

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Liquid phase alkylation of anisole by benzyl alcohol catalyzed on alumina-supported niobia

Autor: Mona A. Abdel-Rehim, Angela Sanches Rocha, Marcus H.C. de la Cruz, Elizabeth R. Lachter, Arnaldo C. Faro, João F. Cajaiba da Silva

Publikováno v: Catalysis Communications. 8:1650-1654

The catalytic activity of Nb 2 O 5 , Al 2 O 3 and alumina-supported niobia were evaluated in the alkylation reaction of anisole with benzyl alcohol in liquid phase. Alumina exhibited low activity and poor selectivity for alkylates. In contrast, high

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8792da001b157b1993506d3037bcd5e4
https://doi.org/10.1016/j.catcom.2007.01.019

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