Browsing Metalurji ve Malzeme Mühendisliği Bölümü by Language "eng"
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A comparative study of hardness/scratch/wear properties of TiCN and TiAlN coatings on DIN 1.2842 steel by CA-PVD method
(Springer, 2021)In the present study, TiCN and TiAlN were deposited on DIN 1.2842 (AISI O2) steel, and their mechanical properties was compared by investigating coating thickness, adhesion strength, microhardness, and elastic modulus. To ... -
A comparative study of hardness/scratch/wear properties of TiCN and TiAlN coatings on DIN 1.2842 steel by CA-PVD method
(2021)In the present study, TiCN and TiAlN were deposited on DIN 1.2842 (AISI O2) steel, and their mechanical properties was compared by investigating coating thickness, adhesion strength, microhardness, and elastic modulus. To ... -
A Novel and Eco‑friendly Approach for the Simultaneous Recovery of Copper and Diamond from Waste Cutting Segments via Electrodissolution/Deposition
(2021)A new approach is brought to diamond recovery from waste cutting segments. Unlike the commonly used hydrometallurgical processes, this approach offers the simultaneous recovery of copper with diamond. Besides, instead of ... -
An investigation of corrosive effects on zirconia with different crystal structures
(Wiley, 2021)This study aimed to compare the time-related corrosive resistance in different corrosive solution environments after sintering of zirconia with different crystal structures. The zirconia samples were produced in pellet ... -
Anti-adhesive effect of naturally obtained dicalcium phosphate dihydrate nanoparticles in the rat uterine wound model
(Mexican Academy of Surgery, 15-04-2023)Objective: In this study, we aimed to compare the anti-adhesive effects of contractubex and dicalcium phosphate dihydrate (DCPD) particles in rats treated with the uterine horn adhesion model. Materials and methods: Newly ... -
Biocomposites: Advances in Research and Applications Chapter 2. Boron-Substituted Biomaterials
(Nova Science Publishers, Inc., November 1)Biomaterial scientists are interested in boron as a dopant element because of its natural functions in human hard tissues. However, boron does not exist in its elemental form in nature. Instead, it reacts with oxygen to ... -
Biocomposites: Advances in Research and Applications Chapter 6. Dental Bioceramics: From Lab to Clinical Practice
(Nova Science Publishers, Inc., November 1)Functional ceramics known as bioceramics have gained significant interest in the field of regenerative medicine. They have been widely used as bone reconstructive materials in orthopedics, oral and maxillofacial surgery. ... -
The cathodic electrolytic plasma hardening of steel and cast iron based automotive camshafts
(Polish Academy of Sciences, 2017)Cathodic electrolytic plasma hardening is a novel thermochemical surface modification and hardening process, used to increase wear resistance and surface hardness of metallic components in a local area of interest. The ... -
Characterization of diamond impregnated B4C/Fe-Co MMC
(European International Powder Metallurgy Congress and Exhibition, Euro PM 2011, 2011)In this study, impregnated diamond cutting tools (Fe-Co matrix composite sockets) are processed by powder metallurgy method using hot pressing technique. The effects of Fe and B4C additions on the characteristic of diamond ... -
Effect of Chemical Composition of Boriding Agent on the Optimization of Surface Hardness and Layer Thickness on AISI 8620 Steel by Solid and Liquid Boriding Processes
(08.10.2022)Surfaces of cam shafts made of AISI 8620 steels were hardened by boriding processes in both solid and liquid mediums. Various chemical agents were used to achieve boride layers on the surfaces of the cam shafts in these ... -
Effects of pH and Current Density on Microstructure and Hardness of the Cobalt-Tungsten Coating
(Dergipark, 14.04.2022)Effects of pH and Current Density on Microstructure and Hardness of the Cobalt-Tungsten Coating -
Evaluation of the microhardness of different resin-based dental restorative materials treated with gastric acid: Scanning electron microscopy–energy dispersive X-ray spectroscopy analysis
(Wiley, 2021)The aim of this study is to evaluate the microhardness, relative surface roughness, and elemental changes of resin-based dental restorative materials (RDRMs) after gastric acid treatment. Five different RDRMs (Group 1 ... -
Fabrication and Characterization of High Performance PVDF-based flexible piezoelectric nanogenerators using PMN-xPT (x: 30, 32.5, and 35) particles
(Elsevier, 01/06/2023)Flexible piezoelectric nanogenerators based on polyvinylidene difluoride (PVDF) and lead magnesium niobate-lead titanate Pb(Mg1/3Nb2/3)O3–PbTiO3(PMN-xPT compositions for x between 30 and 35) particles with various filler ... -
Gallium oxide films deposition by RF magnetron sputtering; a detailed analysis on the effects of deposition pressure and sputtering power and annealing
(Elsevier, 2021)In this study, gallium oxide (Ga2O3) thin films were deposited on sapphire and n-Si substrates using Ga2O3 target by radio frequency magnetron sputtering (RFMS) at substrate temperature of 300 °C at variable RF power and ... -
Improving the Electrochemical Energy Storage Capacity of the Renewable Carbon Derived from Industrial Tea Waste
(29.06.2022)Energy storage is gaining a vital role since the usage of portable electric/electronic devices and vehicles have been growing. Capacitors, called as electrochemical double layer capacitors or supercapacitors, find ... -
Investigation of nitrogen doped ZnO thin films: Effects on their structural and optical properties
(Elsevier, (2021))Un-doped and nitrogen-doped ZnO thin films were grown by using radio frequency (RF) magnetron sputtering method changing the nitrogen flow rate between 0% ����� 12.5% and the thickness dependence of films was determined. ... -
Investigation of physicochemical and biological properties of boron-doped biochar
(Springer, Published:)Boron doping of biochar leads to the formation of activated oxygen species and pores and defects in the carbon structure Therefore, boron-containing biochar was prepared by treating boric acid (H3BO3) solutions in diferent ... -
Novel Bioactive Glass/Graphene Oxide-Coated Surgical Sutures for Soft Tissue Regeneration
(ACS, June 8, 20)The combination of a commercially available PGLA (poly[glycolide-co-l-lactide]), 90:10% suture material with bioactive bioglass nanopowders (BGNs) and graphene oxide (GO)-doped BGNs offers new opportunities for the clinical ... -
Novel natural spider silk embedded electrospun nanofiber mats for wound healing
(Elsevier, 2021)In recent years, electrospun nanofiber mats based on biopolymers have been extensively investigated for tissue and biomedical engineering, mainly because of remarkable morphological similarity with the natural ... -
Optimisation of recycled moulding sand composition using the mixture design method
(Taylor and Francis, 25.05.2021)In the cast iron industry, mould sand quality and the most efficient recovery of used sand into the system are critical. For this purpose, the optimum values of the factors (humidity, active bentonite and coal dust) affecting ...