50   Artículos

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en línea
William Andrés Castro López, Hugo Alexander Rondón Quintana, Juan Carlos Barrero Calixto     Pág. 07 - 18
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Revista: Ingeniería    Formato: Electrónico

 
en línea
Ankit Kothari, Thanyarat Buasiri and Andrzej Cwirzen    
This study determined how replacing sodium nitrate-based antifreeze admixture (AF) with belite-calcium sulfoaluminate (belite-CSA) cement affects the early age properties of ecological concretes based on ordinary Portland cement (OPC) and ground granulat... ver más
Revista: Buildings    Formato: Electrónico

 
en línea
Yunita Sari,Mochammad Syamsul Ma'arif     Pág. 43 - 48
The objective of the research was to investigate thermal characteristic of electrical cable for residential wiring installation in order to acquire the initial data for fire protection study especially connected to short circuit. The research methods wer... ver más

 
en línea
Daiane Corti, Paulo Rodrigo Stival Bittencourt, Deisy Alessandra Drunkler     Pág. 573 - 577
The microcapsules containing the Lactobacillus acidophilus La-5 probiotic were obtained by spray drying technique, using maltodextrin and milk powder concentrate as encapsulating agents, whose conditions were optimized using Central Composite Rotatable D... ver más
Revista: Acta Scientiarum: Technology    Formato: Electrónico

 
en línea
Daiane Corti, Paulo Rodrigo Stival Bittencourt, Deisy Alessandra Drunkler (Author)     Pág. 573 - 577
The microcapsules containing the Lactobacillus acidophilus La-5 probiotic were obtained by spray drying technique, using maltodextrin and milk powder concentrate as encapsulating agents, whose conditions were optimized using Central Composite Rotatable D... ver más
Revista: Acta Scientiarum: Technology    Formato: Electrónico

 
en línea
Saleh Ahmed, Katerina Lepkova, Xiao Sun, William D. A. Rickard and Thunyaluk Pojtanabuntoeng    
Phenolic-epoxy coatings, which are designed to protect substrates from thermal damage, are widely applied in many fields. There remains an inadequate understanding of how such coatings change during their service life after exposure to various temperatur... ver más
Revista: Corrosion and Materials Degradation    Formato: Electrónico

 
en línea
Nguyen Anh Tien, Cam Thanh Son, Valentina Olegovna Mittova, Irina Yakovlevna Mittova, Elena Viktorovna Tomina, Truong Chi Hien and Bui Xuan Vuong    
In this paper, powders consisting of o-EuFeO3 nanoparticles were obtained by the co-precipitation method using two different precipitating agents (NH3 and (NH4)2CO3 solutions; corresponding products were denoted as samples S.1 and S.2, respectively) and ... ver más
Revista: Coatings    Formato: Electrónico

 
en línea
Yufeng Wang, Zhenheng Cao, Ziheng Wang and Aijuan Ma    
To improve the overall performance of polyurethane acrylic (PUAs) coatings applied to an iron or wood substrate, a modifier, trivinylisooctyl polyhedral oligomeric silsesquioxane (TVi7iso?POSS), was successfully synthesized by a polycondensation reaction... ver más
Revista: Coatings    Formato: Electrónico

 
en línea
Martijn Beljaars, Arjen J. Kamphuis, Hero J. Heeres, Antonius A. Broekhuis and Francesco Picchioni    
A (partially) bio-based short-chain polyester is prepared through interfacial polycondensation of furan-functionalized diphenolic acid with terephthalic chloride. The furan groups along the backbone of the obtained polyester are able to form a covalent n... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Mariana Ferreira, Carla M. Lopes, Hugo Gonçalves, João F. Pinto and José Catita    
Individualised medicine demands the formulation of pharmacotherapy in accordance with the characteristics of each patient?s health condition, and paediatrics is one of the areas that needs this approach. The 3D printing of oral doses is one method for ac... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Ubair Abdus Samad, Mohammad Asif Alam, Arfat Anis, Hany S. Abdo, Hamid Shaikh and Saeed M. Al-Zahrani    
This work focuses on the mechanical, nanomechanical, thermal, and electrochemical properties of epoxy coatings with various percentages of ZnO nanoparticles. The prepared coatings were analyzed after complete curing of 7 days. The dispersion of nanoparti... ver más
Revista: Coatings    Formato: Electrónico

 
en línea
Christian Mariel Sáenz-Santos, Omotayo Opemipo Oyedara, Yunia Verónica García-Tejeda, Claudia A. Romero-Bastida, Esperanza Milagros García-Oropesa, Eduardo Villalobo and Mario A. Rodríguez-Pérez    
The objective of the present work was to evaluate novel active films made with biopolymeric matrices as carriers of a living Bdellovibrio bacteriovorus HD100 strain, a predatory bacterium with antimicrobial potentials against pathogens. Biopolymer films ... ver más
Revista: Coatings    Formato: Electrónico

 
en línea
Supeeraya Arsa, Angkana Wipatanawin, Rachit Suwapanich, Orachorn Makkerdchoo, Niphattha Chatsuwan, Pensiri Kaewthong, Praphan Pinsirodom, Ruchira Taprap, Ratiporn Haruenkit, Sumitra Poovarodom, Martyna Lubinska-Szczygel, Elena Katrich and Shela Gorinstein    
Durian (Durio zibethinus Murr.), like many other exotic, tropical, and conventional fruits, is important in the prevention of different diseases. In this study, the characterization of the main bioactive compounds of the most popular cultivars of durian ... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Jean-Aimé Mbey, Jean Mermoz Siéwé, Cyrill Joël Ngally Sabouang, Angelina Razafitianamaharavo, Sakeo Kong and Fabien Thomas    
The present study deals with the relation between crystalline order in kaolinites and their ability to intercalate DMSO. Raw clays and kaolinite?DMSO complexes are analyzed using FTIR, XRD powder diffraction and differential scanning calorimetry and ther... ver más
Revista: ChemEngineering    Formato: Electrónico

 
en línea
Aliya N. Mukhamed'yarova, Oksana V. Nesterova, Kirill S. Boretsky, Juliya D. Skibina, Avgustina V. Boretskaya, Svetlana R. Egorova and Alexander A. Lamberov    
Amorphous aluminum compounds are formed during the synthesis of the γ-Al2O3 catalyst precursor. Amorphous compounds influence on the alumina catalyst variously due to different physicochemical properties, which depend on the method of their prepara... ver más
Revista: Coatings    Formato: Electrónico

 
en línea
Tong Wang, Jianli Wang, Xianfeng He, Zhiyuan Cao, Dongdong Xu, Fei Gao, Jiang Zhong and Liang Shen    
In this work a novel ambient curable coating was synthesized based on the Michael addition reaction of acetoacetylated castor oil and a multifunctional acrylate. In the research, we used hexamethylene diacrylate as crosslinker to optimize the reaction co... ver más
Revista: Coatings    Formato: Electrónico

 
en línea
Amit Zodge, Márton Korösi, János Madarász, Imre Miklós Szilágyi, Erzsébet Varga, Edit Székely     Pág. 303 - 311
A new, rapid optical resolution method of 4-chloromandelic acid is presented using (R)-1-phenylethanamine as the resolving agent. Gas antisolvent fractionation was investigated as the separation method, studying the effect of pressure, temperature and ca... ver más
Revista: Periodica Polytechnica: Chemical Engineering    Formato: Electrónico

 
en línea
Yan Zhang, Hui Zhang, Fang Wang and Li-Xia Wang    
The ginger essential oil/β-cyclodextrin (GEO/β-CD) composite, ginger essential oil/β-cyclodextrin/chitosan (GEO/β-CD/CTS) particles and ginger essential oil/β-cyclodextrin/chitosan (GEO/β-CD/CTS) microsphere were prepared wi... ver más
Revista: Coatings    Formato: Electrónico

 
en línea
Vinod Dhaygude, Anita Soós, László Somogyi     Pág. 123 - 127
Coconut oil is one of the generally used edible fats in food industries. To modify its texture, coconut oil is frequently treated by full-hydrogenation. Since full-hydrogenation results in extremely hard fat; therefore, blending with more soft material i... ver más
Revista: Periodica Polytechnica: Chemical Engineering    Formato: Electrónico

 
en línea
Kristoff Svensson, Andreas Neumann, Flora Feitosa Menezes, Christof Lempp and Herbert Pöllmann    
The reaction of wollastonite (CaSiO3) with CO2 in the presence of aqueous solutions (H2O) and varied temperature conditions (296 K, 323 K, and 333 K) was investigated. The educts (CaSiO3) and the products (CaCO3 and SiO2) were analyzed by scanning electr... ver más
Revista: Applied Sciences    Formato: Electrónico

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