Güncel Gönderiler: Fen Fakültesi
Toplam kayıt 241, listelenen: 121-140
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Numerical and experimental formability analysis of aluminum 3105 sandwich panels produced by continuous hot-press forming
(Walter de Gruyter, 2022)Aluminum-plastic composites as building materials are widely used for different construction purposes, for instance, for exterior wall cladding, ventilated facades, and interior decoration of buildings, in billboards, ... -
Mechanical and wetting properties of coated paper sheets with varying polydimethylsiloxane molecular masses in the coating formulation
(Scientific & Technical Research Council Turkey-TUBITAK, 2022)Coated paper sheets were prepared by immobilizing a thin coating layer of cross-linked polydimethylsiloxane (PDMS) and inorganic particles onto Whatman filter paper Grade 1 (WFP) substrates. Several coatings that differed ... -
The effect of preceramic soldering on fracture resistance of 4-unit zirconia fixed dental prostheses
(Wiley, 2022)Purpose Preceramic soldering of zirconia may deliver better fitting restorations. However, there is not sufficient evidence regarding the influence of preceramic soldering of zirconia restorations on mechanical strength. ... -
Investigation of the effect of light fastness on the color changes of maps prepared by electrophotographic digital printing
(Walter de Gruyter, 2022)In this study the prints were made on paper substrates, which were thought as map substrate alternatives, with 3 different surface properties at 1200 dpi by using the electrophotographic printing system. Color and gloss ... -
Enantioselective synthesis of 2,3-dihydrofurans using a bifunctional quinine/squaramide organocatalyst
(Royal Society of Chemistry, 2022)Asymmetric organocatalytic domino type Michael-S(N)2 reactions give access to enantiomerically enriched dihydrofuran derivatives that can be used as valuable chiral building blocks. A variety of alpha-bromonitroalkenes and ... -
Investigation of Cu whisker growth by molecular beam epitaxy
(Walter de Gruyter, 2021)There is a trend towards smaller and smaller structures (nanostructures/miniaturization) which is well known in microelectronic, energy and semiconductor applications. Nanoengineering is expected to lead to significant ... -
An assessment of wind energy status, incentive mechanisms and market in Turkey
(Elsevier, 2021)Turkey attaches great importance to energy diversification to reduce the energy dependence on fossil resources. In this regard, Turkey assigned energy targets by 2023 including 20 GW of installed wind capacity. Yet, despite ... -
Identification of food/nonfood visual stimuli from event-related brain potentials
(Hindawi Publishing Corporation, 2021)Although food consumption is one of the most basic human behaviors, the factors underlying nutritional preferences are not yet clear. The use of classification algorithms can clarify the understanding of these factors. ... -
Concentration effects on the self-assembly of tyrosine molecules
(The Royal Society of Chemistry, 2021)Molecular self-assembly is a ubiquitous phenomenon in which individual atoms or molecules set up an ordered structure. It is of high interest for understanding the biology and a variety of diseases at the molecular level. ... -
Hybrid paper sheets with improved barrier properties
(Scientific & Technical Research Council Turkey-TUBITAK, 2021)Hybrid paper sheets were prepared by applying a thin coating layer of cross-linked polydimethylsiloxane (PDMS) and inorganic particles onto Whatman Grade 1 filter paper substrates. Several coatings with different inorganic ... -
Challenges and limitations in the studies of glycoproteins: A computational chemist's perspective
(WILEY, 2021)Experimenters face challenges and limitations while analyzing glycoproteins due to their high flexibility, stereochemistry, anisotropic effects, and hydration phenomena. Computational studies complement experiments and ... -
Superelastic anisotropy and meso-scale interface regions in textured NiTi sheets
(Gazı University Faculty Engineering Architecture, 2021)Typical manufacturing processes of NiTi shape memory alloys (SMAs) involve drawing and rolling operations leading to crystallographic texture and superelastic anisotropic behavior. Therefore, an in-depth understanding of ... -
Classification of brain electrophysiological changes in response to colour stimuli
(Springer, 2021)In this study, the classification of ongoing brain activity occurring as a response to colour stimuli was managed and reported. Until now, the classification of the seen colour from brain electrical signals has not been ... -
Facial expression recognition using deep learning
(American Institute of Physics, 2021)Facial expression recognition has become an increasingly important area of research in recent years. Neural network-based methods have made amazing progress in performing recognition-based tasks, winning competitions set ... -
An Ab Initio and DFT study of structure and conformers of glycerol
(American Institute of Physics, 2020)In this paper, the effect of the simultaneous rotation of two different groups, hydroxyl (OH) and hydroxymethyl (CH2OH) groups, on the basic properties of Glycerol are comprehensively studied. Relative energies are reported ... -
Development of a nonwetting coating for packaging substrate surfaces using a novel and easy to implement method
(Walter de Gruyter, 2021)This study is about preparing different paper substrates with chemically stable hydrophobic and superhydrophobic surface coatings through spraying a mixture of poly(dimethylsiloxane) (PDMS) and inorganic particles. The ... -
NdFeB Magnets recycling process: an alternative method to produce mixed rare earth oxide from Scrap NdFeB Magnets
(MDPI, 2021)Neodymium iron boron magnets (NdFeB) play a critical role in various technological applications due to their outstanding magnetic properties, such as high maximum energy product, high remanence and high coercivity. Production ... -
Tb-2(WO4)(3)@N-GQDs-FA as an efficient nanocatalyst for the efficient synthesis of beta-aminoalcohols in aqueous solution
(Elsevier, 2021)In the current study, Tb-2(WO4)(3)@N-(GQDs) modified with folic acid (FA) was synthesized during the chemical reaction of terbium(III) tungstate nanoparticles with nitrogen doped graphene quantum dots (N-GQDs) and introduced ... -
Deep sentiment analysis: a case study on stemmed Turkish Twitter data
(IEEE, 2021)Sentiment analysis using stemmed Twitter data from various languages is an emerging research topic. In this paper, we address three data augmentation techniques namely Shift, Shuffle, and Hybrid to increase the size of the ... -
Superhydrophobic polymer surfaces: preparation, properties, and applications
(Smithers Rapra Technology, 2016)Surface properties have critical roles in determination of the durability and overall performance of polymeric materials for applications in many fields. Recent investigations on naturally superhydrophobic surfaces such ...