Güncel Gönderiler: Mühendislik Fakültesi
Toplam kayıt 847, listelenen: 81-100
-
Fluid evolution of the Fe-Zn skarn deposits in the Çiftehan (Ulukışla-Niğde) area, south-central Turkey
(Springer, 2023)This study investigated the compositional variations of fluid inclusions in the different stages of mineralization at the Esendemirtepe and Horoz Fe-Zn skarns, south-central Turkey. The skarn zones in the study area consist ... -
Enhancing flexural property and mesoscopic mechanism of cementitious tailings backfill fabricated with 3D-printed polymers
(Elsevier, 2024)Backfill mining, one of the most common methods for removing hazardous tailings, is performed on cementitious tailings backfill (CTB), which can be employed to fully discard risky tailings while diminishing the ecological ... -
Recently-discovered Bahçecik Au±Ag mineralization in the Eastern Pontides, Gümüşhane-NE Türkiye: geological and geochemical implications on the intermediate sulfidation epithermal deposit
(Taylor & Francis Ltd., 2023)Intermediate sulfidation epithermal deposits represent significant reservoirs of precious metals, playing a crucial role in global mining operations. The Anatolian Peninsula, predominantly characterized by relatively young ... -
A New index and control method of filling effect for cemented paste backfill in coal mines
(Taylor & Francis Ltd., 2023)The scientific filling effect characterization is very important for backfill mining. A new filling effect index, the final backfill ratio (FBR), is proposed through experimental tests and theoretical analysis, and the ... -
Improving the pozzolanic reactivity of clay, marl and obsidian through mechanochemical or thermal activation
(Springer Link, 2024)This research investigated the physicochemical properties and pozzolanic reactivity of mechanochemically and thermally treated clay, marl, and obsidian as supplementary cementitious materials (SCMs). The results suggest ... -
Sustainable graphitic carbon from biomass to be suitable for technological devices
(TUBİTAK Scientific & Technical Research Council Turkey, 2023)Technological devices are mostly manufactured by conductive and semiconductive materials. As advancement in the last decades, carbon nanomaterials have been explored in electrical/electronic technology due to their unique ... -
Dynamo script and a BIM-based process for measuring embodied carbon in buildings during the design phase
(Oxford University Press, 2023)In recent years, worldwide efforts have been made towards reducing energy use and emissions, which have a variety of impacts such as contributing to climate change. Hence, environmental analysis in the construction sector ... -
Alumina and titanium nanoparticles to diesel–Guizotia abyssinica (L.) biodiesel blends on MFVCR engine performance and emissions
(Elsevier, 2024)Deteriorating air quality and diminishing fossil fuel reserves drive the demand for alternative fuels. Biodiesel from animal and plant sources appears promising, but it has drawbacks like lower thermal efficiency and higher ... -
Experimental studies and comprehensive computational investigations on composites-based phase change material for battery thermal management systems in electric vehicles
(Elsevier, 2024)Battery Thermal Management System plays a significant role in maintaining the health of the batteries for the long run. Active-based cooling technologies, due to the lesser thermal conductivity of air and parasitic losses, ... -
Non-Newtonian laminar pulsating heat and fluid flow in plane duct
(Wiley, 2023)In the present study, laminar pulsating power-law momentum and heat transfer in a uniformly heated plane duct is studied analytically. Assuming that fully developed conditions exist both hydrodynamically and thermally, a ... -
Analysis of the benefits of adopting roof sandwich panels integrated with PCM versus PUR to mitigate energy costs and carbon dioxide emissions
(Elsevier, 2024)The construction industry's thirst for power has skyrocketed on a global scale. A significant amount of this power is used for buildings' heating, ventilation, and air-conditioning needs (HVAC systems), which in turn ensure ... -
Geochemistry of the Lake Sediments on Robert Island, South Shetland Islands, Antarctica: implications for weathering processes in Polar areas
(TUBİTAK Scientific & Technical Research Council Turkey, 2023)The preliminary results of geochemical analyses of the surface sediments from 4 lakes on Robert Island, South Shetland, Antarctica, are presented herein. The samples were collected during the Turkish Antarctic Expedition ... -
The petrogenesis of analcime in the coppermine formation on Robert Island, South Shetland ıslands, Antarctica
(TUBİTAK Scientific & Technical Research Council Turkey, 2023)The South Shetland Islands were shaped by island arc volcanism that occurred from the Jurassic to the Quaternary. Robert Island is located in the center of this archipelago, and Coppermine Peninsula, located on the ... -
Geochemistry of the massive dolomites in Eastern Black Sea region: REE implications for dolomite petrogenesis
(Springer Link, 2023)Dolomitization is an important diagenetic process observed in carbonate rocks ranging in age from Precambrian to Holocene. The formation of massive dolostone bodies has long been a challenge due to complex sedimentary and ... -
Probabilistic power flow analysis of power systems with PV and wind using monte carlo method
(Institute of Electrical and Electronics Engineers Inc., 2023)With the increase in renewable energy systems, the increasing uncertainties in power systems make the analysis with deterministic power flow method insufficient. Probabilistic load flow allows us to see the distribution ... -
Enhancing filtration performance of submicron particle filter media through bimodal structural design
(Wiley, 2023)Depth filtration is a widely utilized mechanism for submicron aerosol filtration using disposable filter cartridges and facemasks. The filter media should be carefully engineered to reach high filtration efficiency and ... -
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, ... -
New modified carrier-based level-shifted PWM control for NPC rectifiers considered for implementation in EV fast chargers
(TUBİTAK Scientific & Technical Research Council Turkey, 2023)In this study, the aim is to evaluate three-phase (3ϕ) AC/DC neutral point-clamped (NPC) power factor-corrected (PFC) multilevel converter performance for electric vehicle (EV) fast chargers. Power factor correction for ... -
Entransy-based environmental and life cycle cost analysis to determine optimum insulation thickness: Effect of the fuel sources
(Gazi Universitesi, 2024)In this study, the influence of fuel sources on entransy-based environmental impact and life cycle cost (LCC) analysis while determining the optimum insulation thickness (OIT) has been investigated. Analyses are carried ... -
Machine learning driven optimization and parameter selection of multi-surface HTS Maglev
(Elsevier, 2024)This research aims to tackle the challenges posed by precise force measurement for high temperature superconducting (HTS) Maglev systems, including mechanical constraints, step motor limitations, and sensor resolutions. ...