Başlık için Kimya Bölümü listeleme
Toplam kayıt 209, listelenen: 119-138
-
Optimization of the experimental conditions for macrolide antibiotics in high performance liquid chromatography by using response surface methodology and determination of tylosin in milk samples
(2011)The simple, rapid and sensitive liquid chromatographic separation of five macrolides (tilmicosin, erythromycin, tylosin, roxithromycin and josamycin) widely used in food producing animals was developed. Response surface ... -
Optimization of the schiff-base reaction of acetylacetone with biogenic amines
(Hitit University, 2017)In this work, optimum conditions for the derivatization reaction of biogenic amines (histamine, tyramine, putrecine, tryptamine, phenylethylamine, cadaverine, spermidine and spermine) with acetylacetone have been determined. ... -
Organic biomolecules bind to phosphate through borate linkages in aqueous solutions
(TÜBİTAK, 2014)Solutions of salicyclic, ascorbic, and citric acids were reacted with boric acid, followed by NaH2PO4. The products, triphosphateborate ester of salicylic acid (1), orthosphateborate ester of ascorbic acid (2), triphosphateborate ... -
PdAg-decorated three-dimensional reduced graphene oxide-multi-walled carbon nanotube hierarchical nanostructures for high-performance hydrogen peroxide sensing
(Cambridge University Press, 2018)High-performance electrochemical hydrogen peroxide (H2O2) sensors based on PdAg nanoparticle-decorated reduced graphene oxide (rGO) and multi-walled carbon nanotube (MWCNT) hybrids were developed. The nanostructures were ... -
Performance of novel chemical grout in treating sands
(American Society of Civil Engineers (ASCE), 2017)A new chemical grouting formed by sodium silicate-boric acid mixtures was introduced. Initially, suitable sodium silicate and boric acid contents in the grout mixtures were studied. Gel time, initial viscosity, and syneresis ... -
Phosphate removal potential of the adsorbent material prepared from thermal decomposition of alunite ore-KCl mixture in environmental cleanup
(Elsevier B.V., 2010)This study focused on the preparation of a thermal decomposition product of alunite and potassium chloride mixture as an adsorbent for the removal of phosphate ions from aqueous solutions. The adsorbed phosphate ions were ... -
The photo-electrical properties of the p-Si/Fe(II)-polymeric complex/Au diode
(2013)In this study, the Schiff base monomer was prepared by a common condensation method of salicylaldehyde and (E)-3-amino-4-((3-bromophenyl)diazenyl)-1H-pyrazol-5-ol. The poly(Schiff base) was synthesized from the oxidative ... -
Platinized carbon nanoelectrodes as potentiometric and amperometric SECM probes
(2013)Micrometer-sized platinized carbon electrodes have previously been used for the detection of reactive oxygen and nitrogen species (ROS and RNS) in biological systems. Here, we report the preparation and characterization ... -
Polarographic investigation of dienogest
(Electrochemical Society Inc., 2018)Dienogest (DGN), is an orally administered synthetic progestin that has shown to have selective progesterone receptor (PR) agonistic activity and oral progestational potency on endometrium. In this paper, the investigation ... -
Poly(HEMA-co-AA) microparticles for removal of aluminum: The reason for Alzheimer's
(Taylor and Francis Inc., 2017)Aluminum is one of the most toxic metals causing a variety of neurologic diseases, especially Alzheimer's disease. It is impossible to avoid contact with aluminum because of its existence in food to medications. Therefore, ... -
Preparation and characterization of polyvinyl alcohol based copolymers as wound dressing fibers
(Taylor and Francis Inc., 2015)Biocompatible polyvinyl alcohol/polyethylene glycol and polyvinyl alcohol/polypropylene glycol copolymer mats were prepared by electrospinning. The composite fiber mats were subjected to detailed physical analysis complemented ... -
Preparation and Characterization of PVA/PVP Nanofibers as Promising Materials for Wound Dressing
(2013)The PVA/PVP, PVA/PVP with 5% and 10% chitosan and PVA/PVP-Iodine fibers were produced via electrospinning technique. Their morphological and chemical characteristics were examined with SEM, TGA, FT-IR, viscometer and ... -
Production of Magnetic Nano-bioconjugates via Ball Milling of Commercial Boron Powder with Biomolecules
(Wiley-VCH Verlag, 2016)Mechanochemical preparation and characterization of surface-functionalized magnetic boron nanoparticles for biomedical applications are presented. Alloying with the stainless steel ball milling material during mechanochemical ... -
Recent progress on the sensitive detection of cardiovascular disease markers by electrochemical-based biosensors
(Elsevier B.V., 2018)Cardiovascular disease is the most reason for deaths in all over the world. Hence, biomarkers of cardiovascular diseases are very crucial for diagnosis and management process. Biomarker detection demand is opened the ... -
The redox mechanism investigation of non-small cell lung cancer drug: Erlotinib via theoretical and experimental techniques and its host–guest detection by β-Cyclodextrin nanoparticles modified glassy carbon electrode
(Elsevier B.V., 2019)Erlotinib (ERL) is a tyrosine kinase inhibitor which prevents growing of cancer cells. The electrochemical oxidation mechanism of ERL was studied in details using cyclic voltammetry. Cyclic voltammetry, differential pulse ... -
Reducing lactose content of milk from livestock and humans via lactose imprinted poly(2-hydroxyethyl methacrylate-N-methacryloyl-L-aspartic acid) cryogels
(Walter De Gruyter Gmbh, 2021)Lactase, which can cause lactose intolerance in its deficiency, is a vital enzyme concerning digestion. To overcome lactose intolerance for patients with digestion problem depending of this kind of issue, lactose in food ... -
Removal of DDE by exploiting the alcoho-phobic interactions
(Springer Verlag, 2017)DDE (1,1-bis-(4-chlorophenyl)-2,2-dichloroethene), which is a commonly used pesticides in agriculture, has harmful effects on human health. Therefore, the removal of this substance from the drinking water and the soil is ... -
Selective and sensitive determination of repaglinide in pharmaceuticals by voltammetric and LC methods
(Editions de l'Academie Republique Populaire, 2015)Detailed electrochemical study and novel voltammetric and LC methods are presented for the determination of repaglinide (RPG) in pharmaceuticals. Repaglinide in methanol: buffer solution (20:80; v/v) shows one or two anodic ... -
Self-assembly of an organocatalyst for the enantioselective synthesis of Michael adducts and α-aminoxy alcohols in a nonpolar medium
(2013)A proline-thiourea host-guest complex is described as a self-assembled organocatalyst for the enantioselective Michael addition of aldehydes to nitroolefins and for the asymmetric ?-aminoxylation of both aldehydes and ... -
A sensitive and selective RP-LC method for the simultaneous determination of the antihypertensive drugs, enalapril, lercanidipine, nitrendipine and their validation
(2013)A RP-LC method is presented, which is sensitive and selective for the simultaneous determination of enalapril-lercanidipine and enalapril-nitrendipine binary mixtures in their pharmaceutical dosage forms. The analyte peaks ...
