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Mechanochemical synthesis and consolidation of nanostructured cerium hexaboride
(Univ Novi Sad, Fac Technology, 2019)
This study reports on the mechanochemical synthesis (MCS) and consolidation of nanostructured CeB6 powders of high purity. CeB6 powders were prepared via MCS by milling CeO2, B2O3 and Mg powders in a high-energy ball mill ...
Development of High Purity, Few-Layer Graphene Synthesis by Electric Arc Discharge Technique
(Polish Acad Sciences Inst Physics, 2018)
In this study, high purity graphene nanoflakes (GNF) were synthesized by electric arc discharge technique. The arc discharge method is more advantageous than other graphene synthesis methods for producing cheap and ...
Improved transdermal delivery of cetirizine hydrochloride using polymeric microneedles
(Springer International Publishing Ag, 2019)
Purpose The aim of this study was to design and characterize microneedle patch formulation containing cetirizine hydrochloride. Methods Chitosan was co-formulated with cetirizine hydrochloride. Transdermal patches were ...
Production of Si3N4 porous beads via carbothermal reduction and nitridation technique
(Taylor & Francis Ltd, 2020)
Si(3)N(4)porous beads were produced from direct carbothermal reduction and nitridation of spheres composed of carbon+SiO(2)mixtures. A simple one-step sol-gel templating technique was used to prepare carbon+SiO2(molar ratio ...
Effect of Ti addition holding time on casting quality and mechanical properties of A356 alloy
(Springer International Publishing Ag, 2020)
Bifilms are casting defects that occur due to the incorporation of surface oxide film into the melt. Thus, they act as a crack in the liquid. Once they remain in the structure, they decrease mechanical properties owing to ...
Starch consolidation of SiC ceramics: processing and low-temperature sintering in an air atmosphere
(Taylor & Francis Ltd, 2020)
Highly porous SiC ceramics containing borax decahydrate were produced by a starch consolidation method in which corn starch was used as a shaping and pore-forming additive. Four different compositions were prepared with ...
Characterization of the Effect of Melt Treatments on Melt Quality in Al-7wt %Si-Mg Alloys
(Mdpi Ag, 2017)
The effects of degassing, holding time and melt additions (Sr, Sr + Ti, Ti, B and B + Sr) on the quality of A356 melts were examined. A total of 120 reduced pressure test samples were collected. Pores in these samples were ...
Observation of Hot Tearing in Sr-B Modified A356 Alloy
(Polska Akad Nauk, Polish Acad Sciences, 2017)
In this work, T-shaped mould design was used to generate hot spot and the effect of Sr and B on the hot tearing susceptibility of A356 was investigated. The die temperature was kept at 250 degrees C and the pouring was ...
UNTANGLING THE INHIBITION EFFECTS OF ALIPHATIC AMINES ON SILVER CORROSION: A COMPUTATIONAL STUDY
(Acad Sciences Moldova, Inst Chemistry, 2017)
The topic of corrosion inhibition of different metals by organic compounds has been the focus of intense scrutiny for decades. The enormity of the problem is reflected in the need to understand the underlying inhibition ...
Gözenekli Kordiyerit Küre Üretim ve Karakterizasyonu
(Afyon Kocatepe Üniversitesi, 2019)
Bu çalışmada milimetre boyutlarında küre formunda gözenekli kordiyerit seramiklerinin üretimi ve
karakterizasyon çalışmaları gerçekleştirilmiştir. Kordiyerit küre üretiminde CC31, manyezit ve silika
kullanılmıştır. ...