Zobrazeno 1 - 10
of 137
pro vyhledávání: '"Claudio J. A. Mota"'
Autor:
José A. O. Chagas, Gustavo O. Crispim, Bianca P. Pinto, Rosane A. S. San Gil, Claudio J. A. Mota
Publikováno v:
ACS Omega, Vol 5, Iss 45, Pp 29520-29529 (2020)
Externí odkaz:
https://doaj.org/article/228f7c76c21e4646ad2558c80b213c20
Publikováno v:
Frontiers in Energy Research, Vol 7 (2019)
The production of solketal fuel additive was studied from the reaction of glycerol and acetone in the presence of pressurized CO2 as switchable catalyst. A design of experiments (DoE) was used to study the significance of temperature, initial pressur
Externí odkaz:
https://doaj.org/article/ecd41babd4524efc92874f156dfd0e4b
Autor:
Igor A. da Silva, Claudio J. A. Mota
Publikováno v:
Frontiers in Energy Research, Vol 7 (2019)
Four iron-based catalysts supported on niobium oxide (Nb2O5) were prepared by impregnation and characterized by TPR, FRX, DRX, and textural analysis. The catalysts were tested in a fixed bed continuous flow unit to convert a mixture of CO2 and H2 to
Externí odkaz:
https://doaj.org/article/efb8f55f954b4637be5003556bca9665
Autor:
Claudio J. A. Mota, Robson S. Monteiro
Publikováno v:
Química Nova, Vol 36, Iss 10, Pp 1483-1490 (2013)
This contribution discusses the state of the art and the challenges in producing biofuels, as well as the need to develop chemical conversion processes of CO2 in Brazil. Biofuels are sustainable alternatives to fossil fuels for providing energy, whil
Externí odkaz:
https://doaj.org/article/4d03787832094cefa659a3355b09d4ec
Publikováno v:
Química Nova, Vol 32, Iss 3, Pp 639-648 (2009)
Glycerol is a byproduct of biodiesel production through transesterification of oils and fat. This article discusses the chemical transformation of glycerol in ethers, acetals and esters of high technological applications, especially in the fuel secto
Externí odkaz:
https://doaj.org/article/d7d65870df1b4a4ca1e482db2b298e98
Autor:
Claudio J. A. Mota
Publikováno v:
Química Nova, Vol 23, Iss 3, Pp 338-345 (2000)
Externí odkaz:
https://doaj.org/article/3e6072b917aa4098a63248d2a1b4ea37
Autor:
Claudio J. A. Mota
Publikováno v:
Química Nova, Vol 21, Iss 4, Pp 453-458 (1998)
Externí odkaz:
https://doaj.org/article/84d3986200134d1a9cabcab53960165c
Publikováno v:
Industrial & Engineering Chemistry Research. 61:10522-10530
Autor:
Ryan E. Barker, Liping Guo, Claudio J. A. Mota, Michael North, Leonardo P. Ozorio, William Pointer, Sarah Walberton, Xiao Wu
Publikováno v:
The Journal of organic chemistry.
General routes for the synthesis of silica-immobilized symmetrical and unsymmetrical salophen and salen ligands and metal complexes have been developed starting from the natural product 4-allylanisole (methyl-chavicol and estragole). The key step of
Autor:
Leonardo P. Ozorio, Claudio J. A. Mota, James W. Comerford, Fábio J.F.S. Henrique, Michael North
Publikováno v:
Reaction Chemistry & Engineering. 6:672-678
Zeolites LiY, NaY, KY and ZnY were impregnated with small amounts of the corresponding metal halides (chloride, bromide and iodide) and tested as catalysts for the carboxylation of styrene oxide with CO2. The KI/KY system was tested at 100 °C and 50