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نمایش نتایج جستجو برای

نویسنده: Narjes Ashraf


موارد یافت شده: 89

1 - Recent advances in applications of surfactant‐based voltammetric sensors (چکیده)
2 - Construction of β-Cyclodextrin-phosphomolybdate grafted polypyrrole composite: Application as a disposable electrochemical sensor for detection of propylparaben (چکیده)
3 - In situ electrochemical activation as a generic strategy for promoting the electrocatalytic hydrogen evolution reaction and alcohol electro-oxidation in alkaline medium (چکیده)
4 - In situ anodic dissolution–cathodic deposition route for preparation of the Pt–SiW11Co/SiW11Co–CNP/GC electrode: application as an efficient electrode for the hydrogen evolution reaction (چکیده)
5 - Bilayer composite of phosphomolybdate doped polypyrrole and nanodiamond at a disposable gold chip as an electrochemical sensor for propylparaben (چکیده)
6 - A one-pot route for the synthesis of Au@Pd/PMo12/rGO as a dual functional electrocatalyst for ethanol electro-oxidation and hydrogen evolution reaction (چکیده)
7 - A new electrochemical sensing platform for quantitative determination of diclofenac based on gold nanoparticles decorated multiwalled carbon nanotubes/graphene oxide nanocomposite film (چکیده)
8 - On-Chip Electrochemical Sensing of Propylparaben as an Endocrine Disruptor Model Using a Disposable Gold Platform Modified with Phosphomolybdate Doped Polypyrrole and Nanodiamond (چکیده)
9 - Tungsten-inert gas welding electrodes as low-cost, green and pH-universal electrocatalysts for the hydrogen evolution reaction (چکیده)
10 - Electrochemical generation of palladium volatile species enhanced with Sn(ii): application for detection of Pd(ii) by pyrolytic graphite-coated furnace atomic absorption spectrometry (چکیده)
11 - Gold Nanoparticles@ -Cyclodextrin@Nanodiamond Crowned Nanoporous Gold DVD Platform as a Disposable Electrochemical Sensor for Detection of Bisphenol A (چکیده)
12 - Removal of Methyl Orange from Aqueous Solutions by Ferromagnetic Fe/Ni Nanoparticles (چکیده)
13 - Conductometric study of complexation reactions between Benzyl bis semicarbazone and 3-Methylpyrazol-5-one with Cd+2 cation in pure and binary non-aqueous solvents (چکیده)
14 - Fabrication of a new electrochemical sensor based on gold nanoparticles decorated multiwalled carbon nanotubes/graphene oxide nanocomposite for diclofenac determination (چکیده)
15 - Ultra-trace determination of thallium by electrochemical hydride generation using efficient tungsten electrodes followed by in situ trapping on a graphite tube and detection by electrothermal atomic absorption spectrometry (چکیده)
16 - Coacervative extraction along with UV-Vis spectrophotometry for determination of molybdenum in environmental samples (چکیده)
17 - A Facile Approach for Synthesis of a Novel WO3–gC3N4/Pt–Sn–Os Catalyst and Its Application for Methanol Electro-oxidation (چکیده)
18 - حسگرشیمیایی رنگ سنجی بسیار گزینش پذیر برای آنیون فلوئورید از طریق برهمکنش پیوند هیدروژنی: مطالعه تجربی و نظری (چکیده)
19 - An uranyl solid state PVC membrane potentiometric sensor based on 4,13-didecyl-1,7,10,16-tetraoxa-4,13- diazacyclooctadecane and its application for environmental samples (چکیده)
20 - Effect of novel activation process on palladium/polyoxometalate/graphene nanocomposite for ethanol electrooxidation application (چکیده)
21 - Excellent Electrocatalytic Activity of Gold DVD@Au Nanoparticles Towards Oxidation of Sulfite: Application to Electrochemical Detection of Sulfite in Environmental Samples (چکیده)
22 - Surfactant Effects on Tautomeric and Microscopic Equilibria of Tryptophan: Experimental and Theoretical Studies (چکیده)
23 - Gold nanoparticles linked to gold DVD platform via L-cysteine self-assembly monolayer: A novel voltammetric sensor for detection of hydrazine (چکیده)
24 - Gold digital versatile disc platform modified with nano-porous mercury/gold amalgam as a solid-state disposable electrochemical sensor for detection of para -nitrophenol (چکیده)
25 - ¬¬Application of Tungsten Alloys as New Cathodic Materials for Detection of Thallium Using Electrochemical Hydride Generation - Graphite Furnace Atomic Absorption Spectrometry (چکیده)
26 - Supramolecular β-Cyclodextrin/ Multi-walled Carbon Nanotube Paste Electrode for Amperometric Detection of Naproxen (چکیده)
27 - Electrochemical generation of thallium volatile species using a Lead-Tin alloy cathode material: Application to determination of Tl in environmental sample by graphite furnace atomic absorption spectrometry (چکیده)
28 - Mechanistic insights into the activation process in electrocatalytic ethanol oxidation by phosphomolybdic acid-stabilised palladium(0) nanoparticles (PdNPs@PMo12) (چکیده)
29 - THE KEY ROLE OF ACTIVATION PROCESS IN ETHANOL ELECTROOXIDATION BY PALLADIUM NANOPARTICLES (چکیده)
30 - Stabilization and dispersion of Pd nanoparticles on graphene nano sheets using polyoxometalate, and the use of the resulting materials in a direct ethanol fuel cell (چکیده)
31 - Design and construction of ion-selective membrane electrode based on kryptofix-22DD for determination of uranyl ions in environmental samples (چکیده)
32 - A potential-gated molecularly imprinted smart electrode for nicotinamide analysis (چکیده)
33 - Vortex-assisted liquid-liquid microextraction prior to UV-Vis spectrophotometry for determination of sulfide using methylene blue method (چکیده)
34 - Vortex-assisted microextraction coupled to UV–Vis Spectrophotometry as a simple and sensitive approach for detection of iron (چکیده)
35 - Citrate capped Au-nanoparticles mounted on L-cysteine self-assembled monolayer modified gold DVD electrode as an electrochemical sensor for acetaminophen (چکیده)
36 - Gold DVD platform modified with electrodeposited gold nanoparticles for voltammetric determination of acetaminophen in pharmaceutical samples (چکیده)
37 - A polyoxometalate-assisted approach for synthesis of Pd nanoparticles on graphene nanosheets: synergistic behaviour for enhanced electrocatalytic activity (چکیده)
38 - Preparation and electrocatalytic application of novel Pd nanoparticle/polyoxometalate/Graphene nanohybrid (چکیده)
39 - Construction of novel fluoride potentiometric sensors based on conducting polypyrrole doped with different anions (چکیده)
40 - Electrochemical hydride generation coupled to funnel assisted headspace liquid phase microextraction and UV-Vis spectrophotometry for determination of arsenic (چکیده)
41 - Sulfated β-cyclodextrin doped polypyrrole film deposited on pencil graphite as an ion selective electrode for determination of Phenobarbital (چکیده)
42 - Conducting Polypyrrole Film Doped with Anionic Chromotropic Acid as a Solid State Potentiometric Sensor for Cr(VI) (چکیده)
43 - Microneedle Copper (II) Selective Electrode based on Polypyrrole Doped with 8-Hydroxyquinoline-5-Sulfonic Acid (چکیده)
44 - Development of a dimethyl disulfide electrochemical sensor based on electrodeposited reduced graphene oxide-chitosan modified glassy carbon electrode (چکیده)
45 - Hydride generation coupled to microfunnel-assisted headspace liquid-phase microextraction for the determination of arsenic with UV–Vis spectrophotometry (چکیده)
46 - Design of a Disposable Solid State Potentiometric Sensor for Codeine Content Control in Pharmaceutical Preparations (چکیده)
47 - Carbon paste ion selective electrode based on 15-benzo crown-5 and carbon nanotubes for determination of silver (چکیده)
48 - Development of a modified glassy carbon electrode electrochemical sensor based on electrodeposited graphene - chitosan film for determination of dimethyl disulfide (DMDS) in seawater (چکیده)
49 - Conducting polypyrrole doped with sulfated β-cyclodextrin film as a solid state sensor for potentiometric detection of Ibuprofen (چکیده)
50 - Ion pair-dispersive liquid-liquid microextraction of trace amounts of antimony and its determinate by uv-visb spectrophotometery in real samples (چکیده)
51 - Amperometric determination of sufilde based on its electrocatalytic oxidation at an electrochemical reduced graphene modified electrode (چکیده)
52 - Directly suspended droplet microextraction of 3-nitroaniline in environmental water samples prior to UV–Vis spectrophotometry (چکیده)
53 - Solid-phase extraction combined with dispersive liquid–liquid microextraction-ultra preconcentration of thallium(I) in real samples and its determination by atomic absorption spectrometry (چکیده)
54 - Chemical Hydride Generation-Liquid Phase Microextraction along with UV-Vis Spectrophotometry for Determination of Arsenic (چکیده)
55 - Chemical Hydride Generation prior to Headspace Funnel assisted Single Drop Microextraction Coupled to Microvolume UV–Vis Spectrophotometry for Antimony Determination (چکیده)
56 - Ion imprinted polymer based potentiometric sensor for the trace determination of Cadmium (II) ions (چکیده)
57 - Development of vapor generation combined with potentiometric detection for determination of sulfite in beverages (چکیده)
58 - It is explored that ionic liquids can be suitable solvents for nitrile hydratase catalyzed reactions: A gift of the molecular modeling for the industry (چکیده)
59 - Amperometric determination of sulfide based on its electrocatalytic oxidation at an electrochemical reduced graphene modified electrode (چکیده)
60 - Fabrication of graphene/ chitosan films by two step elecrodeposition (چکیده)
61 - Ion-imprinted polymer mini-column for on-line preconcentration of thallium(iii) and its determination by flame atomic absorption spectrometry (چکیده)
62 - An overview of liquid phase microextraction approaches combined with UV–Vis spectrophotometry (چکیده)
63 - Hydrogen bonding investigation in 1-ethyl-3-methylimidazolium based ionic liquids from density functional theory and atoms-in-molecules methods (چکیده)
64 - Design of a Disposable Codeine Selective Electrode based on ion pair formation (چکیده)
65 - A Novel Disposable All Solid State Sensor for Determination of codine (چکیده)
66 - Kinetics and thermodynamics study of removal of dye pollutants from aqueous solutions using bimetallic nanoparticles fabricated by co-reduction method (چکیده)
67 - A Potentiometric Copper Sensor Based on Polypyrrole doped with 8- hydroxyquinoline-5-sulfonic acid (چکیده)
68 - Effects of Organic Solvents on Electrochemical Generation of Mercury Cold Vapor (چکیده)
69 - A Novel Electrochemical Vapor Generation System for Production of Mercury Vapor (چکیده)
70 - Fabrication of Ion Selective Electrode Using 2,9- Dihydroxy-1,10-diphenoxy- 4,7-dithia decane as ionophore for Determination of Lead Ions (چکیده)
71 - Solid State Silver Selective Electrode Based on 5-(4 dimethylaminobenzyliden)rhodanin ionophore (چکیده)
72 - Electrochemical hydride generation of Sb(III) and Sb(V) in nonaqueous media (چکیده)
73 - Influence of organic solvents on chemical hydride generation of antimony (چکیده)
74 - Investigation of influential parameters on electrochemical hydride generation of Tl(I) and Tl(III) from the viewpoint of speciation analysis (چکیده)
75 - Determination of Non-Steroidal, Analgesic, Anti-Inflammatory Drugs (NSAIDs) in Environmental Water Samples Using Liquid-Phase Microextraction Method (LPME) Prior to UV-Vis Spectrophotometer (چکیده)
76 - Tl(III) ion imprinted polymer particles as new sorbent for online preconcentration and determination of Tl(III) by flame atomic absorption spectrometry (چکیده)
77 - Graphite Disk Lanthanum(III)-Selective Electrode Based on Benzo-15-crown-5 (چکیده)
78 - Fabrication of an Y3+-PVC Membrane Sensor Based on Dicyclohexyl-18-Crown-6 for Determination Fluoride Ion (چکیده)
79 - Determination of Iron in Water Samples by Directly Suspended droplet Microextraction Combined with UV–Vis Spectrophotometry (چکیده)
80 - Effect of Sodium Dodecyl Solfate (SDS) on the dissociation constants of tryptophan (چکیده)
81 - Determination of Thallium by Electrochemical Hydride Generation (ECHG) Atomic Absorption Spectroscopy (چکیده)
82 - Improvement in electrochemical hydride generation atomic absorption spectrometric determination of thallium by organic solvents (چکیده)
83 - Separation and Speciation of Tl(I) and Tl(III) in Environmental Samples using Amberlite IRC-718 Chelating Resin (چکیده)
84 - Application of dicyclohexyl-18- crown-6 in Construction of a Selective Membrane Electrochemical Sensor for Determination of Yttrium (III) in Environmental Sample (چکیده)
85 - Investigation of the effects of organic solvents on chemical and electrochemical Hydride generation of As ‎‎(III) & As (IV)‎ (چکیده)
86 - Electrochemical hydride generation of thallium (چکیده)
87 - Determination of Trihalomethanes in Tap Water by UV-Vis ‎Spectrophotometry (چکیده)
88 - Evaluation of Electrochemical Reduction of Chloroform by Drop ‎Mercury Electrode (چکیده)
89 - Fast and efficient removal of Reactive Black 5 from aqueous solution by a combined method of ultrasound and sorption process (چکیده)