Faculty of Engineering

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Recent Submissions

Current applications of exopolysaccharides from lactic acid bacteria in the development of food active edible packaging Moradi, Mehran; Guimarães, Jonas T; Şahin, Serpil (Elsevier BV, 2021-08-01) The lactic acid bacteria (LAB) are usually recognized as safe for consumption and comprise several genera with different technological and health-promoting potential for food applications, including probiotic characteristi...
Frequency estimation of a single real-valued sinusoid: An invariant function approach Candan, Çağatay; Çelebi, Utku (2021-08-01) © 2021 Elsevier B.V.An invariant function approach for the computationally efficient (non-iterative and gridless) maximum likelihood (ML) estimation of unknown parameters is applied on the real-valued sinusoid frequency es...
Intercomparison of the expected change in the temperature and the precipitation retrieved from CMIP6 and CMIP5 climate projections: A Mediterranean hot spot case, Turkey Bağçacı, Soner Çağatay; Yücel, İsmail; Düzenli, Eren; Yılmaz, Mustafa Tuğrul (2021-07-01) The performances of a large number of Global Circulation Models (GCMs) belonging to the latest release the Coupled Model Intercomparison Project phase 6 (CMIP6) in comparison with its predecessor CMIP5 are evaluated for mo...
Comparison of the Effects of Nonlinearities for Si MOSFET and GaN E-HEMT Based VSIs Yuruk, Huseyin; Keysan, Ozan; Ulutas, Baris (2021-07-01) Nonlinearities in voltage source inverters (VSIs) such as; dead time, switching time, delay time, voltage drops on the power switches, parasitic capacitance, etc., are considered to be the main sources of the output voltag...
A Fully-Implantable MEMS-Based Autonomous Cochlear Implant (FLAMENCO) Külah, Haluk(2021-6-30) Sensorineural impairment, representing the majority of the profound deafness, can be restored using cochlear implants (CIs), which electrically stimulates the auditory nerve to repair hearing in people with severe-to-profo...
A new evaluation of the fatigue design criteria of roller compacted concrete (RCC) pavements Sengun, E.; Aleessa Alam, Burhan; Yaman, İsmail Özgür; Ceylan, H. (2021-06-28) © 2021 Elsevier LtdAlthough mechanical fatigue loading can generally cause critical stresses in pavement systems, there have been few studies that specifically investigate fatigue behavior of roller-compacted concrete (RCC...
Supercritical extraction of biomass as an effective pretreatment step for the char yield control in pyrolysis Trubetskaya, Anna; Budarin, Vitaliy; Arshadi, Mehrdad; Magalhães, Duarte; Kazanç Özerinç, Feyza; Hunt, Andrew John (2021-06-01) © 2021 The Author(s)This work demonstrates that the coupling of supercritical carbon dioxide extraction with pyrolysis is an effective method for the removal of extractives from forestry residues and generation of solid ch...
Water mobility in cheese by means of Nuclear Magnetic Resonance relaxometry Kruk, Danuta; Florek – Wojciechowska, Malgorzata; Masiewicz, Elzbieta; Öztop, Halil Mecit; Ploch-Jankowska, Anna; Duda, Piotr; Wilczynski, Slawomir (2021-06-01) © 20211H NMR relaxometry studies have been performed for different kinds of cheese in order to enquire into mechanisms of water mobility in the cheese structures. The exploited frequency range, from 4 kHz to 40 MHz, allowe...
The plastic and the ultimate resistance of four-bolt extended end-plate connections Özkılıç, Yasin Onuralp; Topkaya, Cem (2021-06-01) © 2021Widely used design guidelines and specifications provide methods to calculate plastic resistance of end-plates considering yield line mechanisms. Experiments reported to date showed that the ultimate resistance of en...
Amendment for increased methane production rate in municipal solid waste landfill gas collection systems Larson, Steven L.; Martin, William A.; Şengör, Sema Sevinç; Wade, Roy; Altamimi, Faris (2021-06-01) Optimization of methane production rate can potentially decrease the operational lifetime of the landfill site and assist with better management of methane harvesting from the landfill cells. Increased moisture content in ...
Maximum-likelihood direction of arrival estimation under intermittent jamming Bilgi Akdemir, Şafak; Candan, Çağatay (2021-06-01) © 2021 Elsevier Inc.Multiple-snapshot maximum-likelihood (ML) direction of arrival (DOA) estimation problem is studied for the intermittent jamming scenario. The intermittent jamming modality is based on the assumption tha...
Superpave Gyratory Compactor as an Alternative Design Method for Roller Compacted Concrete in the Laboratory Shabanı, Reza; ŞENGÜN, EMİN; Ozturk, Hande Islk; Aleessa Alam, Burhan; Yaman, İsmail Özgür (2021-06-01) © 2021 American Society of Civil Engineers.The introduction of the Superpave gyratory compactor (SGC) to pavement laboratories was a large step for the design process of hot mix asphalt (HMA). Considering the similarities ...
Synthesis of an arginine-functionalized polyaniline@FeOOH composite with high removal performance of hexavalent chromium ions from water: Adsorption behavior, regeneration and process capability studies Hsini, Abdelghani; Benafqir, Mohamed; Naciri, Yassine; Laabd, Mohamed; Bouzıanı, Asmae; Ez-zahery, Mohamed; Lakhmiri, Rajae; Alem, Noureddine El; Albourine, Abdallah (2021-05-20) © 2021 Elsevier B.V.In this study, the synthesis of a novel arginine-functionalized polyaniline/FeOOH (Arg-PANI@FeOOH) composite for hazardous Hexavalent chromium ions (Cr(VI)) removal from wastewater was reported. The SEM...
A crystal plasticity based finite element framework for RVE calculations of two-phase materials: Void nucleation in dual-phase steels Yalçınkaya, Tuncay; Çakmak, Serhat Onur; Tekoğlu, Cihan (Elsevier BV, 2021-05-01) © 2020 Elsevier B.V.A crystal plasticity based finite element (CPFE) framework is developed for performing representative volume element (RVE) calculations on two-phase materials. The present paper investigates the mechani...
Physicochemical properties of wet-glycated soy proteins Zia, Muhammad Bin; Namlı, Serap; Öztop, Halil Mecit (2021-05-01) © 2021 Elsevier LtdOn a lab-scale, glycation is generally a lengthy process that would be costly if replicated on an industrial scale. In this study, a simplified method for glycating soy protein isolate has been developed...
Transient shape factors for dual-porosity simulation of tight rocks Kilicaslan, Ufuk; Akın, Serhat (2021-05-01) The shape-factor concept provides an elegant and powerful upscaling method for fractured reservoir simulation. Many different shape-factors, among which the well-known Warren and Root, and Kazemi shape-factors have been pr...
TGA and DSC investigation of different clay mineral effects on the combustion behavior and kinetics of crude oil from Kazan region, Russia Kök, Mustafa Verşan; Varfolomeev, Mikhail A.; Nurgaliev, Danis K. (2021-05-01) In this research, the effect of different clay minerals (bentonite, illite and kaolinite) on the combustion behavior and kinetics of crude oils from Kazan region (Russia) was studied using thermogravimetry (TGA) and differ...
Interband optical absorption obtained by pseudopotential method for type-II InAs/GaSb SL photodetectors Akel, Kazim; HOŞTUT, MUSTAFA; Akın, Tayfun; Ergun, Yuksel (2021-05-01) We have calculated interband optical absorption for InAs/GaSb based type-II superlattice (SL) structures. The empirical pseudopotential method (EPM) has been used as an alternative to the k.p method since it is less sophis...
Aerodynamic shape optimization of wind turbine blades for minimizing power production losses due to icing Yirtici, Ozcan; Tuncer, İsmail Hakkı (2021-05-01) Ice formation on a wind turbine alters the airfoil profiles of the blades and causes degradation in the aerodynamic performance of the wind turbine and the resulting power production losses. Since the blade profile plays a...
Experimental and numerical analysis of cold-formed steel floor trusses with concrete filled compression chord GÜLDÜR, HAZAL; Baran, Eray; Topkaya, Cem (2021-05-01) © 2021 Elsevier LtdFloor trusses fabricated from cold-formed steel (CFS) sections offer several advantages over more conventional floor systems. The current paper reports the findings of an integrated experimental and nume...

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