Konu "Microstructure" için Mühendislik Fakültesi listeleme
Toplam kayıt 36, listelenen: 21-36
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Experimental research on machinability characteristics of Al-9Si alloy: Effect of Sr and Mg additives
(Sage Publications, 2022)In this study, the effects of strontium (Sr) and magnesium (Mg) elements in certain rates added to Al-9Si alloy manufactured using permanent mold casting technique on the structural, mechanical, and machinability properties ... -
An experimental study on microstructural, mechanical and machinability properties of as-cast and heat-treated al-7Si-mg alloy
(Springer, 2024)The automotive industry is constantly striving for targets for the development of lightweight materials for less fuel consumption and carbon emissions. For this purpose, lighter and higher-performance Al-Si alloys with ... -
Influence of types and contents of nano cellulose materials as reinforcement on stability performance of cementitious tailings backfill
(Elsevier, 2022)This study explores the quality of cemented tailings backfill (CTB) reinforced with diverse nano cellulose materials (NCMs) such as micro-fibrillated cellulose (MFC), hydroxylated cellulose nanofiber (CNF), and cellulose ... -
Investigation of the effects of T5 and T6 heat treatments on the structural, mechanical, and tribological properties of Zn-40Al-2Cu-0.1Sr alloy
(Gazi Üniversitesi, 2024)To assess the effects of T5 and T6 heat treatments on the structural, mechanical, and tribological properties of Zn-40Al-2Cu-0.1Sr alloy several ingots were produced by the permanent mold casting. The structure and properties ... -
Mechanical, energy evolution, damage and microstructural behavior of cemented tailings-rock fill considering rock content and size effects
(Elsevier, 2024)Cemented tailings-rock fill (CTRF) is crucial for engineering intention and durability of re-filled stopes in deep underground mines. The current work examined the effects of fragment contents and sizes on the mechanical, ... -
Numerical study on microscale and macroscale strength behaviors of hardening cemented paste backfill
(Elsevier, 2022)Computer aided optimization of cement-based materials proportion can accurately quantify the accompanying microstructure evolution, material composition, and the mechanical properties changes. However, no relevant research ... -
Performance evaluation of different carbide inserts in turning of newly developed Al-12Si-0.1Sr alloyLeistungsbewertung verschiedener Hartmetalleinsatze beim Drehen einer neu entwickelten Al-12Si-0.1Sr-Legierung
(Wiley, 2023)An Al-12Si-0.1Sr alloy ingot was manufactured using a permanent mold casting technique. The microstructure and mechanical properties of this alloy were researched. Effects of different cutting conditions (cutting speed-V: ... -
Physico-chemical and micro-structural behavior of cemented mine backfill: Effect of pH in dam tailings
(Elsevier, 2022)The tailings created during ore processing have been a serious problem for mining companies and environment since it is a challenging task to effectively manage these highly voluminous/dangerous tailings. Therefore, several ... -
Polypropylene fiber effect on flexural strength, toughness, deflection, failure mode and microanalysis of cementitious backfills under three-point bending conditions
(MDPI, 2023)Cemented tailings backfill (CTB) is continually practiced in a large number of metallic mines for re-filling underground ore extraction areas. Re-filling these areas can boost the security of mining teams during construction. ... -
Polypropylene fiber's effect on the features of combined cement-based tailing backfill: Micro- and macroscopic aspects
(MDPI, 2024)In undercut-and-fill mining, backfills show weak tensile strength and poor ductility properties since they act as artificial pillars to support stope roofs. Hence, the enhancement of the stability of mining structures and ... -
Predicting long-term impact of cementitious mine fill considering sand as a copper-tailings substitution
(Elsevier, 2023)It is of great importance to use different materials or techniques to enhance the quality/behavior of cementitious mine fill (CMF). This leads the mining industry to evaluate new production techniques or resources that ... -
Processing of T6 heat-treated Al-12Si-0.6Mg alloy
(Taylor & Francis Inc, 2020)In this study, ternary Al-12Si-0.6Mg material was manufactured by gravity die casting method in induction melting furnace. Microstructure images of alloy were taken on optical microscope after T6 heat treatment. Hardness, ... -
Quantitative analysis of pore characteristics of nanocellulose reinforced cementitious tailings fills using 3D reconstruction of CT images
(Elsevier, 2023)This study aims at analyzing the influence of contents and types of various nanocelluloses (e.g., CNF, CNC, and MFC) and intermediate microstructure on strength/fracture features of cementitious tailings backfill (CTB). ... -
Sodium silicate effect on setting properties, strength behavior and microstructure of cemented coal fly ash backfill
(Elsevier, 2021)Representing an engineered mixture of coal fly ash, cement and water, cemented coal fly ash backfill (CCB) is typically employed for filling the openings created after coal excavation in the earth. A high rate of productivity ... -
Stronsiyum ve stronsiyum-magnezyum katkılarının ötektiküstü Al-17Si alaşımının içyapı ve mekanik özelliklerine etkisi
(2019)Al-17Si, Al-17Si-0,1Sr ve Al-17Si-0,1Sr-0,6Mg alaşımları kokil kalıba döküm yöntemi ile üretilmiştir. Alaşımların yapısal ve mekanik özellikleri üretilen alaşım külçelerinden talaşlı imalat yöntemiyle hazırlanan numuneler ... -
Thickness-dependent permanent magnet properties of ZrCo thin films grown on Si with Pt underlayer
(Springer, 2017)Zr-Co is one of the essential magnetic materials due to its interesting magnetic and structural properties. in this work, we studied the magnetic and structural properties of ZrCo thin films of different thicknesses grown ...