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Приказ резултата 51-60 од 60
Controlled drug release carriers based on PCL/PEO/PCL block copolymers
(Taylor & Francis As, Oslo, 2019)
In order to create a new drug delivery system, the ibuprofen-loaded triblock copolymer PCL/PEO/PCL (PCEC) microspheres with a low PEO content ( lt 2 wt%) were prepared by oil in water (o/w) solvent evaporation technique. ...
Whey valorization using transgalactosylation activity of immobilized beta-galactosidase
(Wiley, Hoboken, 2019)
Whey represents a significant dairy industry by-product that has recently received due attention based on the rich nutrient composition and significant transformation potential. Hereby, we investigated a possibility of ...
3D Digital Image Correlation Analysis of the Shrinkage Strain in Four Dual Cure Composite Cements
(Hindawi Limited, 2019)
The introduction of resin-based cements and an adhesive-bonding system in daily dental practice has given the opportunity to increase the retention of previously conventional cemented restorations and the optimal results ...
The Mechanisms of Cavitation Erosion of Raw and Sintered Basalt
(Međunarodni Institut za nauku o sinterovanju, Beograd, 2019)
The paper analyzes the morphology of cavitation damage of raw and sintered basalt samples. The experiment was conducted using the ultrasonic vibratory cavitation test method according to the ASTM G-32 standard. During the ...
Influence of Different Pretreatments on the Antibacterial Properties of Chitosan Functionalized Viscose Fabric: TEMPO Oxidation and Coating with TEMPO Oxidized Cellulose Nanofibrils
(MDPI, Basel, 2019)
The main objective of this study was to obtain chitosan functionalized viscose fabric with improved antibacterial properties and washing durability. In this regard carboxyl and aldehyde groups, as binding points for ...
Cellulase production by Sinorhizobium meliloti strain 224 using waste tobacco as substrate Utilization of waste tobacco for cellulase production
(Springer, New York, 2019)
This study has investigated the valorization of waste tobacco, as lignocellulosic biomass, for cellulase production by rhizobium belonging to genus Sinorhizobium. For the first time, Sinorhizobium meliloti strain 224 was ...
Doping of TiO2 nanotubes with nitrogen by annealing in ammonia for visible light activation: Influence of pre- and post-annealing in air
(Elsevier Science Sa, Lausanne, 2019)
The similar to 60 nm wide and similar to 2 mu m long TiO2 nanotubes were obtained by anodization of Ti films sputtered on F-doped tin oxide glass. For N-doping the samples were annealed in ammonia atmosphere. The effect ...
The influence of alumina particle modification on the adhesion of the polyacrylate matrix composite films and the metal substrate
(Taylor & Francis Ltd, Abingdon, 2019)
Adhesion behavior between the composite films, consisting of UV cured Bis-GMA (Bisphenol A glycidylmethacrylate)/TEGDMA (triethylene glycol dimethacrylate) as a matrix and the ferrous oxide doped alumina particles, Al2O3 ...
Ultrasound-assisted extraction of biologically active compounds and their successive concentration by using membrane processes
(Institution of Chemical Engineers, 2019)
Sideritis scardica and Sideritis syriaca are considered highly valuable plant materials and their total polyphenols (TP) and total flavonoids (TF) extracts can be employed in nutraceutics and cosmetics. A two-step process ...
The Prediction of Heavy Metal Permeate Flux in Complexation-Microfiltration Process: Polynomial Neural Network Approach
(Springer International Publishing Ag, Cham, 2019)
Membrane filtration techniques are distinguished among methods for wastewater treatment and fully correspond to the requirements of the green concept of chemistry and production. The limiting factor for greater application ...