Güncel Gönderiler: Fen Edebiyat Fakültesi
Toplam kayıt 135, listelenen: 61-80
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Synthesis, Thermal and Morphological Properties of Polyurethanes Containing Azomethine Linkage
(Springer, 2014)This paper presents synthesis, photophysical, electrochemical, thermal and morphological properties of Schiff bases containing various side-group substitutions and polyurethanes (PUs) containing azomethine linkage. ... -
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, ... -
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) ... -
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 ... -
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 ... -
2,4-Diamino-6-Hydroxypyrimidine Based Poly(azomethine-Urethane): Synthesis and Application as a Fluorescent Probe for Detection of Cu2+ in Aqueous Solution
(Springer/Plenum Publishers, 2015)A novel poly(azomethine-urethane)-based 2,4-diamino-6-hydroxyprimidine was synthesized with chemical reaction and it designed as fluorescence probe for determination of Cu2+ in aqueous solution. The photoluminescence (PL) ... -
Melamine-based poly(azomethine) hydrogels: Mechanical, biodegradability, drug loading and antibacterial properties
(Pergamon-Elsevier Science Ltd, 2018)In the present paper, a new series of biodegradable poly(azomethine) gels were prepared to investigate the usability as biomaterials. The structures of the hydrogels were characterized by using FT-IR and SEM analyses. ... -
A highly selective, sensitive and stable fluorescent chemosensor based on Schiff base and poly(azomethine-urethane) for Fe3+ ions
(Elsevier Science Inc, 2017)In this paper, Schiff base (PAH) and its poly(azomethine-urethane) derivative (P-PAH) were synthesized and high-quality film sensor of these compounds could be easily fabricated on transparent polyester surface through ... -
Reaction Conditions, Photophysical, Electrochemical, Conductivity, and Thermal Properties of Polyazomethines
(Springer, 2017)In this paper, a series of Schiff bases and their polyazomethine derivatives were synthesized via condensation and oxidative polycondensation reactions of 4-aminophenol with 4-isopropylbenzaldehyde or 4-t-butylbenzaldehyde. ... -
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 ... -
Synthesis, optical, and thermal properties of polyimides containing flexible ether linkage
(Wiley, 2018)The goal of this article was to synthesize a series of flexible polyimides containing ether linkage in main chain and clarified the effect of this ether linkage on some physical properties such as optical and thermal ... -
Biodegradable and antibacterial poly(azomethine-urethane)-chitosan hydrogels for potential drug delivery application
(Wiley, 2020)In this study, biodegradable and antibacterial poly(azomethine-urethane) (PAMU)- and chitosan (CS)-based hydrogels have been prepared for controlled drug delivery applications. Structural and morphological characterizations ... -
Thermally Stable Schiff Base and its Metal Complexes: Molecular Docking and Protein Binding Studies
(Springer/Plenum Publishers, 2017)In this paper, interaction of Schiff base and its metal complexes carrying naphthalene ring in the structure with bovine serum albumin (BSA) were investigated using UV-vis absorption, fluorescence spectroscopies and molecular ... -
Preparation of polyvinyl alcohol, chitosan and polyurethane-based pH-sensitive and biodegradable hydrogels for controlled drug release applications
(Taylor & Francis As, 2020)In this study, novel hydrogels containing poly(azomethine-urethane) (PAMU), PVA and CS were prepared for controlled drug delivery application. FT-IR was used to confirm hydrogel structures. Thermal stability and mechanical ... -
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 ... -
Selective and Sensitive ZnO Quantum Dots Based Fluorescent Biosensor for Detection of Cysteine
(Springer/Plenum Publishers, 2021)In the present article, a novel and effective ZnO quantum dots-based fluorescent probe has been developed for the detection of cysteine in different solutions. Firstly, melamine-based fluorescent pre-probe was successfully ... -
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 ... -
The synthesis of peptide-conjugated poly(2-ethyl-2-oxazoline)-b-poly(L-lactide) (PEtOx-b-PLA) polymeric systems through the combination of controlled polymerization techniques and click reactions
(Wiley, 2021)To optimize the therapeutic effect of pharmaceutical agents, drug delivery systems tailored from FDA-approved polymers like poly(L-lactide) (PLA) is an effective strategy. Because of their hydrophobic character, these ... -
The crosslinked poly(azomethine-urethane)s containing o-hydroxyazomethine: Tunable multicolor emission, photophysical and thermal properties
(Elsevier Science Sa, 2015)This article presents synthesis, photophysical, electrochemical, thermal, and morphological properties of the crosslinked polyurethanes (CLPUs). CLPUs were synthesized in two main steps. In the first step, aldehyde ... -
Synthesis and properties of soybean oil-based biodegradable polyurethane films
(Elsevier Science Sa, 2018)In this study, a series of biodegradable polyurethane films (PU-Fs) is prepared by step-growth polymerization of hydroxylated soybean oil (SBO-OH) and L-lysine diisocyanate ethyl ester (L-LDI) that are renewable-based ...