Yazar "AGÜ, Mühendislik Fakültesi, Malzeme Bilimi ve Nanoteknoloji Mühendisliği Bölümü" için WoS İndeksli Yayınlar Koleksiyonu listeleme
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Synthesis and characterization of chitosan-vermiculite composite beads for removal of uranyl ions: isotherm, kinetics and thermodynamics studies
Senol, Zeynep Mine; Simsek, Selcuk; Ozer, Ali; Senol Arslan, Dilek (SPRINGER, VAN GODEWIJCKSTRAAT 30, 3311 GZ DORDRECHT, NETHERLANDS, 2020)In this study, a new material containing Chitosan (Ch)-Vermiculite (V) composite beads was synthesized with epichlorohydrin cross-linking agent and used to remove uranyl ions from the aqueous solution. The prepared new ... -
Synthesis of benzotriazole functionalized ZIF-8 by postsynthetic modification for enhanced CH4 and CO2 uptakes
Erkartal, Mustafa; Incekara, Kaan; Sen, Unal (ELSEVIER, 2022)In this work, a series of functionalized ZIF-8 were synthesized via incorporation of benzotriazole ligands into the framework with a post-synthetic method. The crystal structure and porosity were preserved for all ... -
Synthesis of polyketone-g-sodium styrene sulfonate cation exchange membrane via irradiation and its desalination properties
Kim, In Sik; Hwang, Chi Won; Kim, Young Joong; Canlier, Ali; Jeong, Kyung Seok; Hwang, Taek Sung (POLYMER SOC KOREAROOM 601, HATCHON BUILDING, 831 YEOKSAM-DONG, KANGNAM-KU, SEOUL 135-792, SOUTH KOREA, 2017)Using the radiation grafting technique, polyketone membranes were graft copolymerized with sodium styrene sulfonate (SSS) in the presence of additives such as Mohr's salt and H2SO4. Fourier-transform infrared (FT-IR) ... -
Synthesis of polyketone-g-vinylbenzyl chloride anion exchange membrane via irradiation and its properties
Kim, Young Joong; Hwang, Chi Won; Hyeon, Seung Mi; Canlier, Ali; Hwang, Taek Sung (POLYMER SOC KOREAROOM 601, HATCHON BUILDING, 831 YEOKSAM-DONG, KANGNAM-KU, SEOUL 135-792, SOUTH KOREA, 2017)A novel anion exchange membrane composed of aminated polyketone-g-vinylbenzyl chloride was synthesized via Co-60 gamma-ray irradiation grafting technique. Total irradiation dose and concentration of monomers were set as ... -
Tattoo-Like Multi-Color Physically Unclonable Functions
Kiremitler, N. Burak; Esidir, Abidin; Drake, Gryphon A.; Yazici, Ahmet Faruk; Sahin, Furkan; Torun, Ilker; Kalay, Mustafa; Kelestemur, Yusuf; Demir, Hilmi Volkan; Shim, Moonsub; Mutlugun, Evren; Onses, M. Serdar (WILEY, 2023)Advanced anti-counterfeiting and authentication approaches are in urgent need of the rapidly digitizing society. Physically unclonable functions (PUFs) attract significant attention as a new-generation security primitive. ... -
TD-DFTB study of optical properties of silver nanoparticle homodimers and heterodimers
Liu, Zhen; Alkan, Fahri; Aikens, Christine M. (AMER INST PHYSICS, 1305 WALT WHITMAN RD, STE 300, MELVILLE, NY 11747-4501 USA, 2020)The absorption spectra for face-centered cubic nanoparticle dimers at various interparticle distances are investigated using time-dependent density functional tight binding. Both homodimers and heterodimers are investigated ... -
Tetrahedral amorphous boron nitride: A hard material
Durandurdu, Murat (WILEY, 111 RIVER ST, HOBOKEN 07030-5774, NJ USA, 2020)We generate a tetrahedrally coordinated amorphous boron nitride (BN) model by means of first principles molecular dynamics calculations and report its mechanical and electrical properties in detail. The amorphous configuration ... -
Theoretical investigation of steric effects on the S1 potential energy surface of o-carborane-anthracene derivatives
Alkan, Fahri (TUBİTAK (Scientific and Technological Research Council Turkey), 2023)TDDFT scan calculations were performed for s-carborane-anthracene derivatives (o−CB−X−AntwhereX=−H,−CH3,−C2H5andtert−butylor−tBu) in order to understand the interplay between the steric effects, S1 potential energy surface ... -
Thermal conductivity and interfacial energy of solid Bi in the Bi-Ag eutectic system
Altintas, Yemliha; Ozturk, Esra; Aksoz, Sezen; Keslioglu, Kazim; Marasli, Necmettin (SPRINGER, 2015)The equilibrated grain boundary groove shapes for solid Bi (Bi–2.87 at.%Ag) in equilibrium with Bi–Ag eutectic liquid have been observed from quenched sample with a radial heat flow apparatus. The Gibbs–Thomson coefficient, ... -
Thermochemistry of alkali metal cation interactions with histidine: Influence of the side chain
Armentrout, P. B.; Citir, Murat; Chen, Yu; Rodgers, M. T. (American Chemical Society, 2012)The interactions of alkali metal cations (M+ = Na+ , K+ , Rb+ , Cs+ ) with the amino acid histidine (His) are examined in detail. Experimentally, bond energies are determined using threshold collision-induced ... -
Thickness-Tunable Self-Assembled Colloidal Nanoplatelet Films Enable Ultrathin Optical Gain Media
Erdem, Onur; Foroutan, Sina; Gheshlaghi, Negar; Guzelturk, Burak; Altintas, Yemliha; Demir, Hilmi Volkan (AMER CHEMICAL SOC, 1155 16TH ST, NW, WASHINGTON, DC 20036 USA, 2020)We propose and demonstrate construction of highly uniform, multilayered superstructures of CdSe/CdZnS core/shell colloidal nanoplatelets (NPLs) using liquid interface self-assembly. These NPLs are sequentially deposited ... -
Thin films of inert metal nanowires for display applications
Citir, Murat; Sen, Unal; Usta, Hakan; Canlier, Ali (TANGER LTD, 2015)Ag nanowire transparent electrode has excellent transmittance (90%) and sheet resistance (20 Ohm/sq), yet there are slight drawbacks such as optical haze and chemical instability against aerial oxidation. Chemical stability ... -
Three-Dimensional Au-Coated Electrosprayed Nanostructured BODIPY Films on Aluminum Foil as Surface-Enhanced Raman Scattering Platforms and Their Catalytic Applications
Yilmaz, Mehme; Erkartal, Mustafa; Ozdemir, Mehmet; Sen, Unal; Usta, Hakan; Demirel, Gokhan (AMER CHEMICAL SOC1155 16TH ST, NW, WASHINGTON, DC 20036, 2017)The design and development of three-dimensional (3D) nanostructures with high surface-enhanced Raman scattering (SERS) performances have attracted considerable attention in the fields of chemistry, biology, and materials ... -
Trans-cis isomerization assisted synthesis of solution-processable yellow fluorescent maleic anhydrides for white-light generation
Ozdemir, Mehmet; Genc, Sinan; Ozdemir, Resul; Altintas, Yemliha; Citir, Murat; Sen, Unal; Mutlugun, Evren; Usta, Hakan (ELSEVIER, 2015)Heterocyclic maleic anhydride derivatives have been extensively studied in natural products chemistry over the past few decades. However, their incorporation into optoelectronic devices has lagged behind that of other ... -
Triisopropylsilylethynyl-substituted indenofluorenes: carbonyl versus dicyanovinylene functionalization in one-dimensional molecular crystals and solution-processed n-channel OFETs
Özdemir, Resul; Park, Sangyun; Deneme, İbrahim; Park, Yonghan; Zorlu, Yunus; Ardic Alidağı, Hüsniye; Harmandar, Kevser; Kim, Choongik; Usta, Hakan (Royal Society of Chemistry, 2018)The design and synthesis of novel electron-deficient and solution-processable polycyclic aromatic hydrocarbons offers great opportunities for the development of low-cost and large-area (opto)electronics. Although ... -
Two successive amorphous-to-amorphous phase transformations in TiO2
Durandurdu, Murat (WILEY111 RIVER ST, HOBOKEN 07030-5774, NJ, 2017)Based on constant pressure ab initio simulations, we propose, for the first time, two successive amorphous-to-amorphous phase transformations for TiO2. The first one is a gradual phase transformation from a low-density ... -
Ultrahigh Vacuum Self-Assembly of Rotationally Commensurate C8-BTBT/MoS2/Graphene Mixed-Dimensional Heterostructures
Liu, Xiaolong; Balla, Itamar; Sangwan, Vinod K.; Usta, Hakan; Facchetti, Antonio; Marks, Tobin J.; Hersam, Mark C. (AMER CHEMICAL SOC, 1155 16TH ST, NW, WASHINGTON, DC 20036 USA, 2019)Mixed-dimensional van der Waals heterostructures combine the advantages of nanomaterials with qualitatively distinct properties such as the extended bandstructures and high charge carrier mobilities of inorganic two-dimensional ... -
Ultralow bandgap molecular semiconductors for ambient-stable and solution-processable ambipolar organic field-effect transistors and inverters By
Ozdemir, Resul; Choi, Donghee; Ozdemir, Mehmet; Kwon, Guhyun; Kim, Hyekyoung; Sen, Unal; Kim, Choongik; Usta, Hakan (ROYAL SOC CHEMISTRYTHOMAS GRAHAM HOUSE, SCIENCE PARK, MILTON RD, CAMBRIDGE CB4 0WF, CAMBS, ENGLAND, 2017)The design and development of novel ambipolar semiconductors is very crucial to advance various optoelectronic technologies including organic complementary (CMOS) integrated circuits. Although numerous high-performance ... -
Ultrasonic-assisted production of precipitated calcium carbonate particles from desulfurization gypsum
Altiner, Mahmut; Top, Soner; Kaymakoglu, Burcin (ELSEVIERRADARWEG 29, 1043 NX AMSTERDAM, NETHERLANDS, 2021)This study aimed to investigate the effect of ultrasonic application on the production of precipitated calcium carbonate (PCC) particles from desulfurization gypsum via direct mineral carbonation method using conventional ... -
An Ultrastable 155-Nuclei Silver Nanocluster Protected by Thiacalix[4]arene and Cyclohexanethiol for Photothermal Conversion
Wang, Zhi; Alkan, Fahri; Aikens, Christine M.; Kurmoo, Mohamedally; Zhang, Zhen-Yi; Song, Ke-Peng; Tung, Chen-Ho; Sun, Di (WILEY-V C H VERLAG GMBH, 2022)Thiacalix[4]arenes have emerged as a family of macrocyclic ligands to protect metal nanoparticles, but it remains a great challenge to solve the mystery of their structures at the atomic level, especially for those larger ...