Yazar "AGÜ, Mühendislik Fakültesi, Malzeme Bilimi ve Nanoteknoloji Mühendisliği Bölümü" için Araştırma Çıktıları | TR-Dizin | WoS | Scopus | PubMed listeleme
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Solution-Processable BODIPY-Based Small Molecules for Semiconducting Microfibers in Organic Thin-Film Transistors
Ozdemir, Mehmet; Choi, Donghee; Kwon, Guhyun; Zorlu, Yunus; Cosut, Bunyemin; Kim, Hyekyoung; Facchetti, Antonio; Kim, Choongik; Usta, Hakan (AMER CHEMICAL SOC1155 16TH ST, NW, WASHINGTON, DC 20036, 2016)Electron-deficient pi-conjugated small molecules can function as electron-transporting semiconductors in various optoelectronic applications. Despite their unique structural, optical, and electronic properties, the development ... -
Solution-Processable Indenofluorenes on Polymer Brush Interlayer: Remarkable N-Channel Field-Effect Transistor Characteristics under Ambient Conditions
Can, Ayse; Deneme, Ibrahim; Demirel, Gokhan; Usta, Hakan (AMER CHEMICAL SOC, 2023)The development of solution-processable n-type molecularsemiconductorsthat exhibit high electron mobility (& mu;(e) & GE;0.5 cm(2)/(V & BULL;s)) under ambient conditions, along withhigh current modulation (I (on)/I (off) ... -
A Solution-Processable Liquid-Crystalline Semiconductor for Low-Temperature-Annealed Air-Stable N-Channel Field-Effect Transistors
Ozdemir, Resul; Choi, Donghee; Ozdemir, Mehmet; Kim, Hyekyoung; Kostakoglu, Sinem Tuncel; Erkartal, Mustafa; Kim, Hyungsug; Kim, Choongik; Usta, Hakan (WILEY-V C H VERLAG GMBHPOSTFACH 101161, 69451 WEINHEIM, GERMANY, 2017)A new solution-processable and air-stable liquid-crystalline nchannel organic semiconductor (2,2'-(2,8-bis(5-(2-octyldodecyl) thiophen-2-yl) indeno[1,2-b] fluorene-6,12-diylidene) dimalononitrile, alpha,omega-2OD-TIFDMT) ... -
A Solution-Processable meso-Phenyl-BODIPY-Based n-Channel Semiconductor with Enhanced Fluorescence Emission
Ozcan, Emrah; Ozdemir, Mehmet; Ho, Dongil; Zorlu, Yunus; Ozdemir, Resul; Kim, Choongik; Usta, Hakan; Cosut, Bunyemin (WILEY-V C H VERLAG GMBH, POSTFACH 101161, 69451 WEINHEIM, GERMANY, 2019)The cover feature shows the delicate balance between locally excited (LE) and twisted intramolecular charge-transfer (TICT) states, which could be controlled by solvent polarity and nano-aggregation, of a meso-phenyl-BODIPY-based ... -
Solvent extraction process for the recovery of nickel and cobalt from Caldag laterite leach solution: The first bench scale study
Kursunoglu, Sait; Ichlas, Zela Tanlega; Kaya, Muammer (ELSEVIERRADARWEG 29, 1043 NX AMSTERDAM, NETHERLANDS, 2017)A solvent extraction application consisting of two-sequential solvent extraction circuits to separate the nickel and cobalt from a synthetic sulphate leach solution which simulates a typical Caldag lateritic leach solution ... -
Spectrally Wide-Range-Tunable, Efficient, and Bright Colloidal Light-Emitting Diodes of Quasi-2D Nanoplatelets Enabled by Engineered Alloyed Heterostructures
Altintas, Yemliha; Liu, Baiquan; Hernandez-Martinez, Pedro Ludwig; Gheshlaghi, Negar; Shabani, Farzan; Sharma, Manoj; Wang, Lin; Sun, Handong; Mutlugun, Evren; Demir, Hilmi Volkan (AMER CHEMICAL SOC, 1155 16TH ST, NW, WASHINGTON, DC 20036 USA, 2020)Recently, there has been tremendous interest in the synthesis and optoelectronic applications of quasi-two-dimensional colloidal nanoplatelets (NPLs). Thanks to the ultranarrow emission linewidth, high-extinction coefficient, ... -
Starch
Koksel, Hamit; Muti, Serpil Ozturk; Kahraman, Kevser (ELSEVIER: ScienceDirect, 2023)Starch is the major source of carbohydrates in the human diet. It occurs in most plants in granules, which are usually between 1 and 100µm in diameter, depending on the plant source. Starch is the major component in cereals, ... -
Stoichiometric amorphous boron carbide (BC)
Yildiz, Tevhide Ayca; Durandurdu, Murat (SPRINGER, ONE NEW YORK PLAZA, SUITE 4600, NEW YORK, NY, UNITED STATES, 2020)In this work, a stoichiometric amorphous boron carbide (a-BC) network is constructed via an ab initio molecular dynamics approach. Its structural, electrical and mechanical features are reconnoitered in details and compared ... -
Superior CdSe/ZnS@Fe2O3 Yolk-Shell Nanoparticles as Optically Active MRI** Contrast Agents
Ekici, Derya D.; Mutlugun, Evren (WILEY-V C H VERLAG GMBH, 2022)We have developed a robust synthesis methodology for quantum dots (QDs) nanoparticles with magnetic properties designed for biomodal imaging. These nanocrsytlas consists of a semiconductor quantum dot core with engineered ... -
The surface charge of unsupported nano-structured titania ceramic membrane top layers with varying calcination temperatures
Erdem, Ilker; Çiftçioğlu, Muhsin (University of Chemical Technology and Metallurgy, 2019)Titania is one of the most preferable ceramic membrane materials of superior durability (as zirconia) when compared to that of other ceramics, e.g. alumina or silica. The surface charge of the membrane top layer is an ... -
Surface-enhanced Raman spectroscopy (SERS): an adventure from plasmonic metals to organic semiconductors as SERS platforms
Demirel, Gokhan; Usta, Hakan; Yilmaz, Mehmet; Celik, Merve; Ardic Alidağı, Hüsniye; Büyükserin, Fatih (Royal Society of Chemistry, 2018)The quantitative determination and identification of bio-/chemical molecules at ultra-low concentrations is a hot topic in several fields including medical diagnostics, environmental science, and homeland security. Molecular ... -
Symmetric naphthalenediimidequaterthiophenes for electropolymerized electrochromic thin films
Figa, V.; Chiappara, C.; Ferrante, Francesco; Casaletto, Maria Pia; Principato, F.; Cataldo, Sebastiano; Chen, Z.; Usta, Hakan; Facchetti, A.; Pignataro, B. (ROYAL SOC CHEMISTRY, 2015)A new symmetric naphthalenediimidequaterthiophene (s-NDI2ODT4) was synthesized and exhibited the capability to electropolymerize alone or with EDOT affording polymers with controlled donor/acceptor monomer ratios. ... -
Synergistic effect of organic acid on the dissolution of mixed nickel-cobalt hydroxide precipitate in sulphuric acid solution
Kursunoglu, Sait (EDP SCIENCES S A, 17, AVE DU HOGGAR, PA COURTABOEUF, BP 112, F-91944 LES ULIS CEDEX A, FRANCE, 2019)The synergistic effect of an organic acid on the dissolution of nickel and cobalt from a mixed nickel-cobalt hydroxide precipitate (MHP) in sulphuric acid solution was studied. The effects of sulphuric acid concentration, ... -
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 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. ...