Browsing Malzeme Bilimi ve Nanoteknoloji Mühendisliği Bölümü Koleksiyonu by Language "eng"
Now showing items 21-40 of 362
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Amorphous silicon triboride: A first principles study
(ELSEVIER, RADARWEG 29, 1043 NX AMSTERDAM, NETHERLANDS, 2020)Using ab initio molecular dynamics simulations, an amorphous silicon triboride (a-SiB3) network is generated and its atomic structure, electronic features and mechanical properties are compared with those of the crystal. ... -
Amorphous zircon at high pressure
(PERGAMON-ELSEVIER SCIENCE LTDTHE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, ENGLAND, 2021)The high-pressure behavior of a very low-density amorphous zircon model having Zr (Si) coordination of 5.6 (4.02) is explored by ab initio simulations. Two consecutive pressure-induced phase modifications are proposed for ... -
Amorphous zirconia at high pressure
(WILEY, 111 RIVER ST, HOBOKEN 07030-5774, NJ USA, 2018)We show, by means of ab initio calculations, that amorphous zirconia progressively transforms to a high-density amorphous phase with the application of pressure. The average coordination number of Zr and O atoms under ... -
Amorphous zirconia: ab initio molecular dynamics simulations
(TAYLOR & FRANCIS LTD2-4 PARK SQUARE, MILTON PARK, ABINGDON OR14 4RN, OXON, ENGLAND, 2017)We investigate the short-range order of the liquid and amorphous zirconia using an ab initio molecular dynamics technique. Both forms of zirconia are projected to be structurally close to each other. The amorphous network ... -
The angular electronic band structure and free particle model of aromatic molecules: High-frequency photon-induced ring current
(WORLD SCIENTIFIC PUBL CO PTE LTD5 TOH TUCK LINK, SINGAPORE 596224, SINGAPORE, 2017)This work introduces an analysis of the relationship of first-principles calculations based on DFT method with the results of free particle model for ring-shaped aromatic molecules. However, the main aim of the study is ... -
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 ... -
Antibacterial type-II InP/ZnO quantum dots via multimodal reactive oxygen species
(ELSEVIER SCIENCE SA, 2024)The emergence of multidrug-resistant bacteria as a global health threat has necessitated the exploration of alternative treatments to combat bacterial infections. Among these, photocatalytic nanomaterials such as quantum ... -
Arrays of multi-color emitting cesium lead halide perovskite nanocrystals and efficient white light generation by tailored anion exchange reactions and electrohydrodynamic jet printing
(Optica Publishing Group (formerly OSA), 2018)We employ highly efficient and narrow band emitter Cesium-lead-halide perovskite nanocrystals, optimized by the anion exchange method, for efficient white light generation by patterning multiple lines of different colors ... -
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 ... -
Assessment of Deformation Properties of Coal Measure Sandstones Through Regression Analyses and Artificial Neural Networks
(Polska Akademia Nauk, 2021)The deformation properties of rocks play a crucial role in handling most geomechanical problems. However, the determination of these properties in laboratory is costly and necessitates special equipment. Therefore, many ... -
Assessment of Gluten-Free Food Sourced Heavy Metal Accumulation for Celiac People
(SİVAS CUMHURİYET ÜNİVERSİTESİ, 2019)This paper shows an evaluation to the study of some heavy metals in certain gluten-free foods for celiac people marketed in Kayseri, Turkey. The concentration values of Cu, Mn, Co, Pb, Cr, Zn, Ni, Cd and Fe in eleven ... -
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) ... -
ASSESSMENT OF LOS ANGELES ABRASION VALUE (LAAV) AND MAGNESIUM SULPHATE SOUNDNESS (Mwl) OF ROCK AGGREGATES USING GENE EXPRESSION PROGRAMMING AND ARTIFICIAL NEURAL NETWORKS
(POLSKA AKAD NAUK, POLISH ACAD SCIENCES, 2022)It has been acknowledged that two important rock aggregate properties are the Los Angeles abrasion value (LAAV) and magnesium sulphate soundness (Mwl). However, the determination of these properties is relatively challenging ... -
Assessment of Rock Aggregate Quality Through Fuzzy Inference System
(SPRINGER, 2022)In this study, Fuzzy Inference System (FIS) was adopted to evaluate the rock aggregate quality. For this purpose, some technical standards for coarse aggregates were integrated into the FIS analyses as threshold values. ... -
Assessment of Rock Aggregate Quality Through the Analytic Hierarchy Process (AHP)
(SPRINGER, VAN GODEWIJCKSTRAAT 30, 3311 GZ DORDRECHT, NETHERLANDS, 2020)The present study aimed to assess rock aggregate quality through the Analytic Hierarchy Process (AHP). In the context of the AHP analyses, four rock types (i.e., andesite, basalt, granodiorite, and gabbro), five evaluation ... -
Atomic structure of amorphous CdO from first principles simulations
(ELSEVIER, 2015)Amorphous CdO (a-CdO) is obtained by cooling the liquid at a sufficiently fast cooling rate using first-principles simulations. The topology of the amorphous model is examined using a variety of analyzing techniques. The ... -
Atomically precise gold nanoclusters at the molecular-to-metallic transition with intrinsic chirality from surface layers
(NATURE PORTFOLIO, 2023)Chiral metal nanoclusters prepared from achiral ligands generally contain chiral kernel structures. Here, the authors report an alternative type of gold nanoclusters whose intrinsic chirality arises solely from the arrangement ... -
BODIPY-Based Semiconducting Materials for Organic Bulk Heterojunction Photovoltaics and Thin-Film Transistors
(WILEY-V C H VERLAG GMBH, POSTFACH 101161, 69451 WEINHEIM, GERMANY, 2019)The rapid emergence of organic (opto)electronics as a promising alternative to conventional (opto)electronics has been achieved through the design and development of novel pi-conjugated systems. Among various semiconducting ... -
Bond energies of ThO+ and ThC+: A guided ion beam and quantum chemical investigation of the reactions of thorium cation with O-2 and CO
(AMER INST PHYSICS1305 WALT WHITMAN RD, STE 300, MELVILLE, NY 11747-4501, 2016)Kinetic energy dependent reactions of Th+ with O-2 and CO are studied using a guided ion beam tandem mass spectrometer. The formation of ThO+ in the reaction of Th+ with O-2 is observed to be exothermic and barrierless ... -
Boosting the Ceramics with In Situ MOF- Derived Nanocarbons
(AMER CHEMICAL SOC, 2023)Metal-organic framework (MOF)-derived nano-carbons have emerged as promising materials for energy and environmental applications owing to their high surface area, structural and chemical tunability, and hierarchical porosity. ...