Yazar "AGÜ, Mühendislik Fakültesi, Malzeme Bilimi ve Nanoteknoloji Mühendisliği Bölümü" için WoS İndeksli Yayınlar Koleksiyonu listeleme
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Insights of CO2 adsorption performance of amine impregnated mesoporous silica (SBA-15) at wide range pressure and temperature conditions
Ullah, Ruh; Atilhan, Mert; Aparicio, Santiago; Canlier, Ali; Yavuz, Cafer T. (ELSEVIER SCI LTD, THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, OXON, ENGLAND, 2015)Beside IGCC, efficient storage and transportation of CO2 and other gases require pressurize conditions. CO2 and other gases adsorption on solid sorbents at high pressure and various temperatures are extremely important as ... -
The inter-sublevel optical properties of a spherical quantum dot-quantum well with and without a donor impurity
Tas, Hatice; Sahin, Mehmet (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 ... -
Interface Engineering in Organic Thin Film Transistors
Liguori, R.; Fusco, S.; Usta, Hakan (IEEE345 E 47TH ST, NEW YORK, NY 10017 USA, 2017)A novel semiconductor, the small molecule C6-NTTN, was used to fabricate organic thin film transistors (OTFTs). Different architectures and deposition techniques were employed, together with various surface treatments of ... -
Interplay between Charge Injection, Electron Transport, and Quantum Efficiency in Ambipolar Trilayer Organic Light-Emitting Transistors
Moschetto, Salvatore; Benvenuti, Emilia; Usta, Hakan; Özdemir, Resul; Facchetti, Antonio; Muccini, Michele; Prosa, Mario; Toffanin, Stefano (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, ... -
The intersubband optical properties of a two-electron quantum dot-quantum well heterostructure
Aydin, Rasit; Tas, Hatice; Sahin, Mehmet (ACADEMIC PRESS LTD- ELSEVIER SCIENCE LTD, 2015)In this paper, both linear and third-order nonlinear optical properties of two-electron in a semiconductor core/shell/well/shell quantum dot (QD) heterostructure for cases with and without a hydrogenic donor impurity ... -
An investigation on the effect of heat-moisture treatment on baking quality of wheat by using response surface methodology
Cetiner, B.; Acar, O.; Kahraman, K.; Sanal, T.; Koksel, H. (ACADEMIC PRESS LTD- ELSEVIER SCIENCE LTD24-28 OVAL RD, LONDON NW1 7DX, ENGLAND, 2017)Effect of heat-moisture treatment on quality properties of two bread wheats (cvs. Tosunbey and Bayraktar) were investigated by using response surface methodology (RSM). Temperature and moisture conditions in the experimental ... -
Investigations on Fracture Evolution of Coal Measure Sandstones from Mineralogical and Textural Points of View
Koken, Ekin (SPRINGER INDIA, 7TH FLOOR, VIJAYA BUILDING, 17, BARAKHAMBA ROAD, NEW DELHI, 110 001, INDIA, 2020)The purpose of the present study is to investigate the variations in fracture evolution of sandstones arising from mineralogical and textural features. For this purpose, eight types of coal measure sandstones located in ... -
Keçiborlu (Isparta-Türkiye) opal oluşumlarının jeolojik-jeokimyasal özellikleri
Baspinar Tuncay, Ebru; Kuscu, Mustafa; Cengiz, Oya; Aydemir, Fatih; Raimov, Rahmen; Koken, Ekin (PAMUKKALE UNIV, 2022)Silica-rich solutions, considered as the final products of acidic volcanism, which started from the Late Miocene to throughout the PlioQuaternary around Isparta, are effective along the main fault observed around the ... -
Leaching method selection for Caldag lateritic nickel ore by the analytic hierarchy process (AHP)
Kursunoglu, Sait; Ichlas, Zela Tanlega; Kaya, Muammer (ELSEVIERRADARWEG 29, 1043 NX AMSTERDAM, NETHERLANDS, 2017)Leaching is an important process in hydrometallurgical operations. This process is used to extract metals from the ores by dissolving them in a lixiviant. It is desired that the leaching method is able to provide high ... -
Linear and nonlinear optical properties of GaAs/Al(x)Ga1-xAs/GaAs/Al(y)Ga1-yAs multi-shell spherical quantum dot
Kavruk, Ahmet Emre; Sahin, Mehmet; Koc, Fatih (AIP Publishing, 2013)In this work, the optical properties of GaAs/AlxGa1-xAs/GaAs/AlyGa1-yAs multi-shell quantum dot heterostructure have been studied as a function of Al doping concentrations for cases with and without a hydrogenic donor atom. ... -
The linear optical properties of a multi-shell spherical quantum dot of a parabolic confinement for cases with and without a hydrogenic impurity
Sahin, Mehmet; Koksal, Koray (IOP Publishing Ltd, 2012)Throughout this work, we aim to explore the linear optical properties of a semiconductor multi-shell spherical quantum dot with and without a hydrogenic donor impurity. The core and well layers are defined by the parabolic ... -
Liquid and amorphous states of boron subarsenide
Durandurdu, Murat (WILEY, 111 RIVER ST, HOBOKEN 07030-5774, NJ USA, 2019)Ab initio molecular dynamics simulations are executed to probe the short-range order and the electrical features of the liquid and amorphous boron subarsenide (B12As2). A drastic volume swelling of similar to 40% is witnessed ... -
Liquid boron and amorphous boron: An ab initio molecular dynamics study
Durandurdu, Murat (ELSEVIER, 2015)The atomic structure of liquid and amorphous boron is investigated using an ab initio molecular dynamics technique. Liquid and amorphous states are found to have notably different microstructures and an average coordination ... -
Logarithmic organic photodetectors
Elgazzar, Elsayed; Ozdemir, Mehmet; Usta, Hakan; Al-Ghamdi, Ahmed A.; DERE, Ayşegül; El-Tantawy, Farid; Yakuphanoglu, F. (ELSEVIER, 2015)A novel photodetector of Al/GO:C8-BTBT/n-Si/Au with various graphene oxide (GO) contents has been investigated. The electrical properties of the diodes were characterized by current–voltage (I–V) and capacitance–voltage ... -
Long-time stable colloidal Zn-Ag-In-S quantum dots with tunable midgap-involved emission
Sabzevari, Zahra; Sahraei, Reza; Jawhar, Nawzad Nadhim; Yazici, Ahmet Faruk; Mutlugun, Evren; Soheyli, Ehsan (AMER INST PHYSICS1305 WALT WHITMAN RD, STE 300, MELVILLE, NY 11747-4501, 2021)Quaternary Zn-Ag-In-S (ZAIS) quantum dots (QDs) with efficient, tunable, and stable photoluminescence (PL) emission were prepared via a simple, effective, and low-cost reflux method. The structural analysis revealed the ... -
Low-Threshold Lasing from Copper-Doped CdSe Colloidal Quantum Wells
Yu, Junhong; Sharma, Manoj; Li, Mingjie; Delikanli, Savas; Sharma, Ashma; Taimoor, Muhammad; Altintas, Yemliha; McBride, James R.; Kusserow, Thomas; Sum, Tze-Chien; Demir, Hilmi Volkan; Dang, Cuong (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 ... -
Management of electroluminescence from silver-doped colloidal quantum well light-emitting diodes
Liu, Baiquan; Sharma, Manoj; Yu, Junhong; Wang, Lin; Shendre, Sushant; Sharma, Ashma; Izmir, Merve; Delikanli, Savas; Altintas, Yemliha; Dang, Cuong; Sun, Handong; Demir, Hilmi Volkan (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) ... -
Measuring Temperature Change at the Nanometer Scale on Gold Nanoparticles by Using Thermoresponsive PEGMA Polymers
Yavuz, Mustafa S.; Citir, Murat; Cavusoglu, Halit; Demirel, Gokhan (WILEY-V C H VERLAG GMBHPOSTFACH 101161, 69451 WEINHEIM, GERMANY, 2017)Plasmonic heating of gold nanoparticles (AuNPs) under laser illumination is a highly desirable technique, especially for cancer therapy. However, significant drawbacks still remain including uncontrolled heat release from ... -
Meso-pi-Extended/Deficient BODIPYs and Low-Band-Gap Donor-Acceptor Copolymers for Organic Optoelectronics
Can, Ayse; Choi, Gi-Seok; Ozdemir, Resul; Park, Soyoon; Park, Jin Su; Lee, Yongchul; Deneme, Ibrahim; Mutlugun, Evren; Kim, Choongik; Kim, Bumjoon J.; Usta, Hakan (AMER CHEMICAL SOC, 2022)The realization of π-deficient acceptors and their donor− acceptor copolymers has become a key research focus for the realization of versatile organic optoelectronic materials and devices. Herein, we demonstrate the ...