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Jose Luis López-Miranda, Rodrigo Esparza, Marlen Alexis González-Reyna, Beatriz Liliana España-Sánchez, Angel Ramon Hernandez-Martinez, Rodolfo Silva and Miriam Estévez
This work reports, for the first time, the synthesis of silver nanoparticles using extracts of the species of Sargassum natans and Sargassum fluitans (AgNPs-S). Their antibacterial and catalytic properties are compared with silver nanoparticles obtained ...
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Elliasu Y. Salifu, Mbuso A. Faya, James Abugri and Pritika Ramharack
Cancer remains a major challenge in the field of medicine, necessitating innovative therapeutic strategies. Mitogen-activated protein kinase (MAPK) signaling pathways, particularly Extracellular Signal-Regulated Kinase 1 and 2 (ERK1/2), play pivotal role...
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Dicho Stratiev, Mihail Ivanov, Ivan Chavdarov, Georgi Argirov and Giulia Strovegli
H-Oil gas oils have a higher density and higher nitrogen content, and consequently much lower reactivity than straight-run vacuum gas oils during fluid catalytic cracking (FCC). The conversion of H-Oil gas oils observed in a laboratory catalytic cracking...
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Do-Gun Kim, Tae-Hoon Kim and Seok-Oh Ko
Thermal treatment is simple and has high potential in activated carbon (AC) modification because its functional groups, structures, and pores can be significantly modified. However, the changes in characteristics of ACs, affecting catalytic activity, hav...
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Djamal Eddine Kherroub, Mohammed Belbachir, Saad Lamouri, Larbi Bouhadjar, Karim Chikh
Pág. 195 - 201
In this study, a new and easy strategy was discussed for the purpose of synthesizing of a polymer of phenylmethylcyclosiloxane type (PPMS). The cationic ring opening polymerization of triphenyltrimethylcyclotrisiloxane (D3Ph,Me) was initiated by a solid,...
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Lestari Ningsih,Aju Deska,Syukri Arief,Upita Septiani,Yulia Eka Putri,Mai Efdi,. Syukri
Pág. 187 - 196
This research is aimed to examine the catalytic activity of Sawahlunto clay, which is enriched with Ca2+ and Cu2+ transesterification of Crude Palm Oil (CPO) to produce biodiesel. Based on the results of the analysis with X-Ray Fluorescence (XRF) and X-R...
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Marcel Roy Domalanta
Pág. 5
Pollutants in the air are an ever-present global phenomenon and managing these is a more strenuous task. In expense to higher fuel efficiency in automotive applications, emissions of nitrogen oxides (NOx) are a mounting concern as more demanding emission...
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Rudolph John Barcellano
Pág. 47 - 48
Pollutants in the air are an ever-present global phenomenon and managing these is a more strenuous task. In expense to higher fuel efficiency in automotive applications, emissions of nitrogen oxides (NOx) are a mounting concern as more demanding emission...
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Morena S Xaba, R Meijboom
Pág. 147
Die katalitiese sisteme wat huidig vir industriële chemiese reaksies gebruik word, is meestal van ?n heterogene aard, en kan herwin word en ook meer as een maal gebruik word sonder ?n verlies aan aktiwiteit. Behalwe vir heterogene katalitiese sistem...
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L. Montagnier, J. Aïssa, A. Capolupo, T. J. A. Craddock, P. Kurian, C. Lavallee, A. Polcari, P. Romano, A. Tedeschi, G. Vitiello
Pág. 1 - 18
We discuss the role of water bridging the DNA-enzyme interaction by resorting to recent results showing that London dispersion forces between delocalized electrons of base pairs of DNA are responsible for the formation of dipole modes that can be recogni...
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L. Montagnier, J. Aïssa, A. Capolupo, T. J. A. Craddock, P. Kurian, C. Lavallee, A. Polcari, P. Romano, A. Tedeschi and G. Vitiello
We discuss the role of water bridging the DNA-enzyme interaction by resorting to recent results showing that London dispersion forces between delocalized electrons of base pairs of DNA are responsible for the formation of dipole modes that can be recogni...
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Dongmei He, István T. Horváth
Pág. 1 - 11
The functionalized Shvo?s catalyst precursor {3,4-[p-(EtO)3Si(CH2)3OPh]2-2,5-Ph2(?4-C4CO)}Ru(CO)3 (1) was covalently immobilized to the surface of magnetic nanoparticles, MNPs, including magnetite (Fe3O4) and magnetite covered by one, two and three indep...
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Ahmed A. Ibrahim, Ashraf Amin, Ahmed S. Al-Fatesh, Nadavala Siva Kumar, Samsudeen Olajide Kasim, Abdulrhman S. Al-Awadi, Ahmed M. El-Toni, Ahmed Elhag Abasaeed and Anis H. Fakeeha
Ni, Co, and Co?Ni bimetallic catalysts supported over SBA-15 and over SBA-15 doped with Zn or Ce oxides were prepared and tested in a methane dry reforming reaction. The loading of the metals in the catalyst was 5 wt % for either mono or bimetallic catal...
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Alessandra Palella, Katia Barbera, Francesco Arena and Lorenzo Spadaro
Transition metal sulfide catalysts are actually the most performing catalytic materials in crude oil hydrotreating (HDT), for energetic purposes. However, these systems suffer from several drawbacks that limit their exploitation. Aiming to meet the even ...
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Andrea Jouve, Stefano Cattaneo, Daniel Delgado, Nicola Scotti, Claudio Evangelisti, José M. López Nieto and Laura Prati
In this study, niobia-based materials have been used as supports for Pt nanoparticles and used in the hydrogenation of furfural. The incorporation of dopants (W6+ and Ti4+) in the Nb2O5 structure induced modifications in the surface acidity of the suppor...
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Galina Xanthopoulou, Amalia Marinou, Konstantinos Karanasios and George Vekinis
Combustion-assisted flame spraying (?CAFSY?) has been used to produce catalytically active nickel aluminide coatings on ceramic substrates. Their catalytic activity was studied in CO2 (dry) reforming of methane, which is particularly significant for envi...
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Galina Xanthopoulou, Amalia Marinou, Konstantinos Karanasios and George Vekinis
Combustion-assisted flame spraying (?CAFSY?) has been used to produce catalytically active nickel aluminide coatings on ceramic substrates. Their catalytic activity was studied in CO2 (dry) reforming of methane, which is particularly significant for envi...
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Adriano Morales Gonzales, Pedro Augusto Arroyo (Author)
Pág. 1407 - 1414
Synthesis of MTBE on dealuminated and leaching Beta zeolites is provided. Hydrothermal and chemical dealumination of HBeta zeolite leads to less active catalysts due to a decrease in the total concentration of Brönsted acid sites. Furthermore, it has bee...
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Yage Zhang, Wei Lu, Jin Wang, Ming Chen, Wei Zhang, Min Lin, Zhengfu Zhou and Zhu Liu
Cold-adapted esterases are attracting increasing attention owing to their prospective use in biotechnology. In this study, a novel cold-adapted family ? esterase EstDR4 was identified and obtained from extremophile Deinococcus radiodurans (D. radiodurans...
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Jung Kyu Kim
A conformal titanyl phosphate passivation with the thickness of ca. 5 nm on the surface of TiO2 nanoparticles for enhancing the photocatalytic degradation of organic pollutants and hydrogen production is described. The phosphate anion species bound to th...
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