نتایج جستجو برای: n coating
تعداد نتایج: 1011284 فیلتر نتایج به سال:
Biomimetic calcium phosphate (CaP) coating has been used successfully for protein delivery, but the release of protein from CaP coating is mainly dependent on the limited dissolution of the CaP coating and the passive diffusion of the protein in the CaP coating. In the present work, our aim is to improve the release behavior of protein from CaP coating and make it more controllable. By using bo...
poly (lactide-co-glycolide)/bioactive glass/hydroxyapatite (pbgha) and poly (lactide-co-glycolide)/ bioactive glass (pbg) nanocomposite coatings with bone. materials and methods: sol-gel derived 58s bioactive glass nanoparticles, 50/50 wt% poly (lactic acid)/poly (glycolic acid) and hydroxyapatite nanoparticles were used to prepare the coatings. the nanocomposite coatings were characterized by ...
Polyacrylamide (PA) based hydrogels are used in several applications including polyacrylamide gel electrophoresis and sensing devices. Homogeneous and compact PA films can be prepared based on chemical or photopolymerization processes. However, the accurate and reproducible coating of substrates with nanohydrogel patterns is challenging due to the in situ polymerization and deposition requireme...
Abstract Cutting edge declaration strategies and the progression of advanced troublesome coating materials are fundamental for making high-quality mechanical components. The point this work is to induce prepared CrN coatings by magnetron sputtering at unmistakable nitrogen stream rates look effect moving on composition, film thickness properties gotten chromium nitride coatings. outcomes appear...
Hydroxyapatite (HA) can be coated on various materials surface and has the function of osteogenicity. Microporous silk scaffold has excellent biocompatibility. In this study, alternate soaking technology was used to coat HA on microporous silk scaffolds. However, the cell proliferation was found to decrease with the increasing thickness (cycles of soaking) of HA-coating. This study aims to dete...
Photothermal excitation is a cantilever excitation method that enables stable and accurate operation for dynamic-mode AFM measurements. However, the low excitation efficiency of the method has often limited its application in practical studies. In this study, we propose a method for improving the photothermal excitation efficiency by coating cantilever backside surface near its fixed end with c...
BACKGROUND This study was carried out as a prospective clinical field study with the aim of evaluating the clinical performance of Equia Fil® with a nanofilled resin coating and the conventional Fuji IX GP® fast with an LC coating according to the World Dental Federation (FDI) restoration material evaluation criteria. METHODS The clinical performance of Equia Fil® and Fuji IX GP® fast was eva...
A laboratory incubation experiment in a closed dynamic air flow system was conducted for 30 days to estimate the volatilization loss of NH3-N from 0, 1, 2 and 3% Nano-ZnO coated urea treated soil. The volatilized soil chambers collected titrated every 48 hours. Another carried out study effect coating with on inorganic nitrogen (NH4-N NO3-N) content soils at 2, 4, 8, 14 21 period. two experimen...
Nitride and carbide ternary coatings improve the wear corrosion resistance of carbon steel substrates. In this work, Ti-W-N Ti-W-C were deposited on AISI 1060 substrates using reactive radio frequency (RF) magnetron sputtering. The designed as monolayers, bilayers, multilayers 40 periods. obtained with simultaneous sputtering Ti W targets. microstructure, composition, electrochemical properties...
In an attempt to make cardiopulmonary bypass (CPB) less traumatic for patients undergoing cardiac surgery, extracorporeal circuits (ECC) have been modified to achieve this goal. Poly(2-methoxyethylacrylate) (PMEA, X-coating) is a new polymer coating used in the ECC. PMEA studies have shown excellent biocompatibility with the components of blood. In this evaluation, PMEA-coated ECC were compared...
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