Malzeme Bilimi ve Nanoteknoloji Mühendisliği Bölümü Koleksiyonu: Recent submissions
Now showing items 181-200 of 388
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Ni-Zn metal-organic framework based membranes for rejection of Pb (II) ions
(ELSEVIERRADARWEG 29, 1043 NX AMSTERDAM, NETHERLANDS, 2022)The present paper describes a sustainable and affordable supply of clean, and safe water approach to investigate Ni-Zn MOF embedded membrane for rejection of Pb (II) ions in aqueous solution. Ni-Zn MOF powder was prepared ... -
Nanoclay- and TiO2 Nanoparticle-Modified Poly( N-vinyl pyrrolidone) Hydrogels: A Multifunctional Material for Application in Photocatalytic Degradation and Adsorption-Based Removal of Organic Contaminants
(ACS Publications, 2022)In recent times, access to clean water has become increasingly difficult and one of the most important problems for the sustainability of life due to environmental pollution. Based on this thought, in this study, a ... -
Diffuse-layer surface potentials of colemanites mined in Turkey
(OFICYNA WYDAWNICZA POLITECHNIKI WROCLAWSKIEJWYBRZEZE WYSPIANSKIEGO 27, 50-370 WROCLAW, POLAND, 2022)Colemanite crystal specimens were handpicked at Kestelek, Emet (Hisarcik, Espey), Bigadic mines in Turkey for characterization of their composition and surface potential. X-ray diffraction analysis revealed no differences ... -
A model for the recombination and radiative lifetime of trions and biexcitons in spherically shaped semiconductor nanocrystals
(AIP Publishing1305 WALT WHITMAN RD, STE 300, MELVILLE, NY 11747-4501, 2013)In this letter, we propose a different model to determine the recombination oscillator strength of trions and biexcitons for bound and unbound cases in the effective mass approximation. The validity of our model has been ... -
The inter-sublevel optical properties of a spherical quantum dot-quantum well with and without a donor impurity
(AIP Publishing1305 WALT WHITMAN RD, STE 300, MELVILLE, NY 11747-4501, 2012)In this study, we have investigated the inter-sublevel optical properties of a core/shell/well/shell spherical quantum dot with the form of quantum dot-quantum well heterostructure. In order to determine the energy ... -
The electronic properties of a core/shell/well/shell spherical quantum dot with and without a hydrogenic impurity
(AIP Publishing1305 WALT WHITMAN RD, STE 300, MELVILLE, NY 11747-4501, 2012)In this study, we have performed a detailed investigation of the electronic properties of a core/shell/well/shell multi-layered spherical quantum dot, such as energy eigenvalues, wave functions, electron probability ... -
Selective Remanent Ambipolar Charge Transport in Polymeric Field-Effect Transistors For High-Performance Logic Circuits Fabricated in Ambient
(WILEY-V C H VERLAG GMBHPOSTFACH 101161, 69451 WEINHEIM, GERMANY, 2014)Ambipolar polymeric field-effect transistors can be programmed into a p- or n-type mode by using the remanent polarization of a ferroelectric gate insulator. Due to the remanent polarity, the device architecture is suited ... -
The photoionization cross section of a hydrogenic impurity in a multi-layered spherical quantum dot
(AIP Publishing1305 WALT WHITMAN RD, STE 300, MELVILLE, NY 11747-4501, 2012)In this study, we have investigated the photoionization cross section of an on-center hydrogenic impurity in a multi-layered spherical quantum dot. The electronic energy levels and their wave functions have been determined ... -
İNŞAAT ATIKLARININ YERALTI MADENİ ÜRETİM BOŞLUKLARINDA DOLGU MALZEMESİ OLARAK KULLANIMI
(Konya Teknik Üniversitesi, 2019)Bu çalışmada sülfürlü atık yerine ikame olarak %10, %30 ve %50 oranlarında inşaat atığı (İA)kullanılarak hazırlanan çimentolu macun dolgu (ÇMD) numunelerinin 3-28 gün boyunca tek eksenlibasınç dayanımı (TEBD) ve 28 gün ... -
ASSESSMENT OF INSTALLED POWER FOR INCLINED BELT CONVEYORS USING GENETIC ALGORITHM AND ARTIFICIAL NEURAL NETWORKS
(Konya Teknik Üniversitesi, 2022)In this study, the installed power (Pinst, kW) of several inclined belt conveyors operating in the mining industry of Turkey was investigated through two soft computing algorithms (i.e., genetic expression programming (GEP) ... -
INVESTIGATION OF ROCK AGGREGATE QUALITY IMPROVEMENT THROUGH CHANGES IN CRUSHING CIRCUIT: A CASE STUDY ON VERTICAL SHAFT IMPACT CRUSHER
(Konya Teknik Üniversitesi, 2021)The present study investigates the effects of rock crushing circuits on aggregate quality. For this purpose, a crushing – screening plant located in Vize (Kırklareli, Turkey) was considered. Based on the current operating ... -
Anhydrous proton conducting poly(vinyl alcohol) (PVA)/ poly(2-acrylamido-2-methylpropane sulfonic acid) (PAMPS)/1,2,4-triazole composite membrane
(Elsevier Ltd, 2016)The design and fabrication of anhydrous proton exchange membranes are critically important for high temperature proton exchange membrane fuel cell (HT-PEMFC) operating between 100 and 200 °C. Herein, we demonstrate a novel ... -
Management of electroluminescence from silver-doped colloidal quantum well light-emitting diodes
(Cell Press, 2022)Impurity doping is a promising strategy to afford colloidal nanocrystals exhibiting novel optical, catalytic, and electronic characteristics. However, some significant properties of noble metal-doped nanocrystals (NMD-NCs) ... -
Revisiting the Role of Charge Transfer in the Emission Properties of Carborane-Fluorophore Systems: A TDDFT Investigation
(American Chemical Society, 2022)In this study, we performed a detailed investigation of the S1 potential energy surface (PES) of o-carborane-anthracene (o-CB-Ant) with respect to the C-C bond length on o-CB and the dihedral angle between o-CB and Ant ... -
Interplay between Charge Injection, Electron Transport, and Quantum Efficiency in Ambipolar Trilayer Organic Light-Emitting Transistors
(WILEY, 2022)The fascinating characteristic of organic light-emitting transistors (OLETs) of being electrical switches with an intrinsic light-emitting capability makes them attractive candidates for a wide variety of applications, ... -
Assessment of Böhme Abrasion Value of Natural Stones through Artificial Neural Networks (ANN)
(MDPI, 2022)This present study explored the Böhme abrasion value (BAV) of natural stones through artificial neural networks (ANNs). For this purpose, a detailed literature survey was conducted to collect quantitative data on the BAV ... -
Bazı geleneksel Türk gıdalarından laktik asit bakterilerinin izolasyonu
(2021)Amaç: Bu çalışma ülkemizde geleneksel yöntemlerle üretilen gıda ürünlerindenlaktik asit bakterilerinin izolasyonunu ve tanımlanmasını sağlamak amacıylayapılmıştır.Materyal ve Yöntem: Çalışma kapsamında Van otlu peynir ve ... -
Low-Threshold Lasing from Copper-Doped CdSe Colloidal Quantum Wells
(WILEY-V C H VERLAG GMBHPOSTFACH 101161, 69451 WEINHEIM, GERMANY, 2021)Transition metal doped colloidal nanomaterials (TMDCNMs) have recently attracted attention as promising nano-emitters due to dopant-induced properties. However, despite ample investigations on the steady-state and dynamic ... -
Mesoscale Morphologies of Nafion-Based Blend Membranes by Dissipative Particle Dynamics
(MDPIST ALBAN-ANLAGE 66, CH-4052 BASEL, SWITZERLAND, 2021)Polymer electrolyte membrane (PEM) composed of polymer or polymer blend is a vital element in PEM fuel cell that allows proton transport and serves as a barrier between fuel and oxygen. Understanding the microscopic phase ... -
Deep-Red-Emitting Colloidal Quantum Well Light-Emitting Diodes Enabled through a Complex Design of Core/Crown/Double Shell Heterostructure
(WILEY-V C H VERLAG GMBHPOSTFACH 101161, 69451 WEINHEIM, GERMANY, 2021)Extending the emission peak wavelength of quasi-2D colloidal quantum wells has been an important quest to fully exploit the potential of these materials, which has not been possible due to the complications arising from ...
