Yazar "AGÜ, Mühendislik Fakültesi, Malzeme Bilimi ve Nanoteknoloji Mühendisliği Bölümü" için Fakülteler listeleme
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Synthesis of L-Cysteine Capped Silver Nanoparticles in Acidic Media at Room Temperature and Detailed Characterization
Panhwar, Sallahuddin; Hassan, Syeda Sara; Mahar, Rasool Bux; Canlier, Ali; Sirajuddin; Arain, Munazza (SPRINGER, VAN GODEWIJCKSTRAAT 30, 3311 GZ DORDRECHT, NETHERLANDS, 2018)This work reports a simple and one pot synthesis of water dispersible l-cysteine stabilized silver nanoparticles (l-CYS-AgNPs) in an acidic media. Silver nanoparticles were synthesized within few minutes of reaction time ... -
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 ... -
SYSTEM DESIGN AND PROTOTYPE MANUFACTURING FOR THE RECOVERY OF LUBRICANT POWDER USED IN WIRE DRAWING PROCESS
EREN, Orhan; GERÇEKÇİOĞLU, Eyüp; BENLİCE, Esra; YILMAZ, Erkan; DURAN, Ali (Kahramanmaraş Sütçü İmam Üniversitesi, 2023)Recycling processes have gained great importance for both environmental and economic sustainability and development. A prototype system was developed using physical separations including size sieving and magnetic separation ... -
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 ... -
Testing of 17-different leaching agents for the recovery of zinc from a carbonate-type Pb-Zn ore flotation tailing
Hussaini, Shokrullah; Kursunoglu, Sait; Top, Soner; Ichlas, Zela Tanlega; Kaya, Muammer (PERGAMON-ELSEVIER SCIENCE LTDTHE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, ENGLAND, 2021)The recovery of zinc from a flotation tailing using 17-different leaching agents, including inorganic and organic acids, alkaline solutions and chelating agents, was investigated. The effects of the lixiviant type, acid ... -
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 ... -
Theoretical investigation of substituent effects on the relative stabilities and electronic structure of [BnXn](2-) clusters
Tahaoglu, Duygu; Alkan, Fahri; Durandurdu, Murat (SPRINGERONE NEW YORK PLAZA, SUITE 4600 , NEW YORK, NY 10004, UNITED STATES, 2021)In this study, we provide a theoretical evaluation of relative stabilities and electronic structure for [BnXn](2-) clusters (n = 10, 12, 13, 14, 15, 16). Structural and electronic characteristics of [BnXn](2-) clusters are ... -
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 ... -
Türkiye’de farklı yörelerde bulunan kolemanit minerallerinin fiziksel, kimyasal ve termal özelliklerinin tayini
Şenol Arslan, Dilek (GÜMÜŞHANE ÜNİVERSİTESİ, 2021)Bu çalışmada, Türkiye bor rezevlerinin yaklaşık %76’sını oluşturan bilimsel ve teknolojik gelişmeler sonucu elde edilen uygulamalarda sıklıkla kullanılan, önemli bir bor minerali olan kolemanit kullanılmıştır. Bu kapsamda, ... -
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 ... -
Ultra-rapid catalytic degradation of 4-nitrophenol with ionic liquid recoverable and reusable ibuprofen derived silver nanoparticles
Hassan, Syeda Sara; Carlson, Krista; Mohanty, Swomitra Kumar; Sirajuddin; Canlier, Ali (ELSEVIER SCI LTD, THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, OXON, ENGLAND, 2018)This study reports a one-pot and eco-friendly method for the synthesis of spherical ibuprofen derived silver nanoparticles (IBU-AgNPs) in aqueous media using ibuprofen analgesics drug as capping as well as reducing agent. ...
