Başlık için Fen Edebiyat Fakültesi listeleme
Toplam kayıt 131, listelenen: 68-87
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New low-band gap polyurethanes containing azomethine bonding: Photophysical, electrochemical, thermal and morphological properties
(Elsevier Science Bv, 2016)In this paper, a series of new Schiff bases with different substituents were prepared via condensation reaction of vanillin and different diamines. These monomers were converted to polyurethane derivatives using aliphatic ... -
A new modern scheme for solving fractal–fractional differential equations based on deep feedforward neural network with multiple hidden layer
(Elsevier B.V., 2024)The recent development of knowledge in fractional calculus introduced an advanced superior operator known as fractal–fractional derivative (FFD). This operator combines memory effect and self-similar property that give ... -
New traversable wormhole solutions in Einstein Gauss-Bonnet gravity
(World Scientific, 2023)This paper explores the existence of static wormholes in 4-Dimensional Einstein Gauss-Bonnet (4D EGB) gravity. We discuss some possibilities for constructing radial-dependent shape functions via different strategies to ... -
The Novel Poly(azomethine-urethane): Synthesis, Morphological Properties and Application as a Fluorescent Probe for Detection of Zn2+ Ions
(Springer, 2015)In this paper reports synthesis of a new kind of Schiff base-polyurethane containing azomethine linkage and uses of this poly(azomethine-urethane) as fluorescence probe for determination of transition metal ions in aqueous ... -
On some classes of 3-dimensional generalized (?, µ)-contact metric manifolds
(2015)The object of the present paper is to obtain a necessary and sufficient condition for a 3 -dimensional generalized (κ, µ) -contact metric manifold to be locally ϕ-symmetric in the sense of Takahashi ... -
The origins of tetrahedral coordination in molten and glassy ZnCl2 and other group-2B metal dihalides
(Elsevier, 2014)We report the results of first-principles calculations carried out within a relativistic density-functional method, on the molecular trimers of the MX2 compounds (with M = Zn or Cd and X = Cl, Br, or I), showing how a ... -
Painlevé Analysis and Kink-Type Solitary Waves of the Geophysical KdV Equation Involving a Source
(Springer, 2024)The geophysical KdV equation is used to explore the propagation of oceanic waves. In the present paper, the geophysical KdV equation involving a source (The source is a polynomial of degree n in the unknown function) is ... -
Periodic and solitary waves of the nonlinear Konno–Oono model: generalized methods
(Springer, 2023)There has been considerable academic interest in the study of nonlinear dynamical models and their exact traveling waves over the past few years. The main aim of the present paper is to consider a nonlinear dynamical model ... -
Photoelectrochemical Biosensing Approach for Alcohol Determination by "Wiring" of Alcohol Oxidase Photonically with P(SNS-NH2)/AOx/CNT/[Ru(bpy)(3)](2+) Modified Electrodes
(Taylor & Francis Inc, 2014)A photoelectrochemical alcohol biosensor was designed through photonic wiring of alcohol oxidase (AOx) onto conducting polymer of 4-(2,5-di(thiophen-2-yl)-1H-pyrrol-1-yl)benzenamine (SNS-NH2) and carbon nanotubes (CNTs) ... -
Photophysical, Electrochemical, Thermal and Morphological Properties of Polyurethanes Containing Azomethine Bonding
(Taylor & Francis Inc, 2014)In this paper, three new low band gap Schiff bases were prepared by using 3-etoxy-4-hydroxybenzaldehyde and different o-phylene diamines. Then, these Schiff bases were converted to low band gap polyurethane derivatives, ... -
Phthalocyanine functionalized poly(vinyl alcohol)s via CuAAC click chemistry and their antibacterial properties
(Springer, 2020)In this article, the new zinc phthalocyanine (ZnPc)-based poly(vinyl alcohol)s (PVA-Pcs) are synthesized by copper(I)-catalyzed azide-alkyne cycloaddition click reaction (CuAAC) between azide side chain functionalized PVA ... -
Poly(2-ethyl-2-oxazoline-co-ethyleneimine)-block-poly(epsilon-caprolactone) based micelles: synthesis, characterization, peptide conjugation and cytotoxic activity
(Royal Society of Chemistry, 2021)Here we present self-assembled polymeric micelles as potential delivery systems for therapeutic agents with highly tunable properties. The major goal of this study is to design breast and prostate cancer specific targeting ... -
Poly(azomethine-urethane) and zeolite-based composite: Fluorescent biosensor for DNA detection
(Pergamon-Elsevier Science Ltd, 2019)In the present paper, a highly selective and sensitive fluorescent biosensor based on poly(azomethine-urethane) and zeolite for the determination of DNA molecules was developed. Zeolite was chosen to enhance with anionic ... -
Polymeric fluorescent film sensor based on poly(azomethine-urethane): Ion sensing and surface properties
(Elsevier Science Bv, 2019)A polymeric film sensor containing poly(azomethine-urethane) was easily fabricated using the dip-coating technique and ion sensing property of this film toward different metal cations investigated. Fluorescence measurements ... -
Polypropylene microfibers via solution electrospinning under ambient conditions
(Wiley, 2019)Uniform beadless fibers of chlorinated polypropylene (PP-Cl) are prepared by electrospinning of PP-Cl solutions in tetrahydrofuran at different concentrations, feed rates, applied voltages, and tip-to-collector distances ... -
Polypropylene-based graft copolymers via CuAAC click chemistry
(Budapest Univ Technol & Econ, 2018)Graft copolymers from commercial chlorinated polypropylene (PP-Cl) possessing either poly(ethylene glycol) (PEG) or poly(epsilon-caprolactone) (PCL) grafts are synthesized by copper (I)-catalyzed azide-alkyne cycloaddition ... -
Polyurethane-based hydrogels for controlled drug delivery applications
(Pergamon-Elsevier Science Ltd, 2020)The aim of this paper was to prepare polyurethane-based hydrogels for the controlled release of 5-fluoro uracil. The polyurethane containing azomethine linkage in the main chain was prepared using different diisocyanates ... -
Preparation and characterization of electrically conductive multiwalled carbon nanotube/polyoxazoline nanocomposite films using spray coating
(Springer, 2019)Multiwalled carbon nanotube/poly(2-ethyl-2-oxazoline) (MWCNT/PEtOx) nanocomposites with different MWCNT content were successfully prepared by amidation reaction between amine-terminated PEtOx (PEtOx-NH2) and carboxylic ... -
Preparation of a sustainable bio-copolymer based on Luffa cylindrica cellulose and poly(ɛ-caprolactone) for bioplastic applications
(Elsevier, 2022)In this research, a bio-based graft copolymer (LCC-g-PCL) based on the cellulose of Luffa cylindrica (LCC) main chain possessing poly(ɛ-caprolactone) (PCL) pendant groups is synthesized through a grafting from approach via ... -
Preparation of antimicrobial and biodegradable hybrid soybean oil and poly (L-lactide) based polymer with quaternized ammonium salt
(Elsevier Sci Ltd, 2020)The novel hybrid quaternized soybean oil (SBO) and poly (L-lactide) (PLA) based polymer (QAS-SBO-PLA) is synthesized by sequential ring-opening polymerization (ROP) and nucleophilic substitution reaction. In this purpose, ...