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نویسنده: Mahmod CHamsaz


موارد یافت شده: 143

1 - A novel turn-off fluorescent aptasensor for ampicillin detection based on perylenetetracarboxylic acid diimide and gold nanoparticles (چکیده)
2 - A fluorometric assay for oxytetracycline based on the use of its europium(III) complex and aptamer-modified silver nanoparticles (چکیده)
3 - Highly selective preconcentration of ultra-trace amounts of lead ions in real water and food samples by dispersive solid phase extraction using modified magnetic graphene oxide as a novel sorbent (چکیده)
4 - An efficient solid phase extraction of Pb2+ using tannic acid-coated cerium oxide nanoparticles followed by electrothermal atomic absorption spectrometry (چکیده)
5 - A comparison between digital camera and spectrophotometer for sensitive and selective kinetic determination of brilliant green in wastewaters (چکیده)
6 - Electrochemical determination of anticancer drug, flutamide in human plasma sample using a microfabricated sensor based on hyperbranched polyglycerol modified graphene oxide reinforced hollow fiber-pencil graphite electrode (چکیده)
7 - Nanometer-sized cerium oxide particles for solid phase extraction of trace amounts of mercury in real samples prior to cold vapor atomic adsorption spectrometry (چکیده)
8 - Zero valent Fe-reduced graphene oxide quantum dots as a novel magnetic dispersive solid phase microextraction sorbent for extraction of organophosphorus pesticides in real water and fruit juice samples prior to analysis by gas chromatography-mass spectrometry (چکیده)
9 - An optical sensor for determination of low pH values based oncovalent immobilization of Congo red on triacetyl cellulose films viaepichlorohydrin (چکیده)
10 - A selective and sensitive optode for determination of Hg2+ ion based on covalent immobilization of thiazole yellow on triacetyl cellulose films (چکیده)
11 - Selenium-methionine and chromium-methionine supplementation of sheep around parturition: impacts on dam and offspring performance (چکیده)
12 - Preconcentration and Determination of Lead for Trace Levels in Water and Wastewater Samples by Vortex-Assisted Microextraction Using TPAS as a New Synthetic Complexing Agent with Electrothermal Atomic Absorption Spectroscopy Detection (چکیده)
13 - Coacervative extraction along with UV-Vis spectrophotometry for determination of molybdenum in environmental samples (چکیده)
14 - Study of complex formation process between 4 0 -nitrobenzo-18-crown-6 and yttrium(III) cation in some binary mixed non-aqueous solvents using the conductometry method (چکیده)
15 - Selective Transport of Silver (I) Cation Across a Bulk Liquid Membrane Containing Bis-β-enamino Ester as Ion Carrier (چکیده)
16 - Introduction of high nitrogen doped graphene as a new cationic carrier in electromembrane extraction (چکیده)
17 - Development of a novel ultrasonic-assisted magnetic dispersive solid-phase microextraction methodcoupled withhigh performance liquid chromatography for determination of mirtazapine and its metabolites in human urineand water samples employingexperimental design (چکیده)
18 - Glycine functionalized multi wall carbon nanotubes as a novel hollow fiber solid phase microextraction sorbent for preconcentration of venlafaxine and o- desmethyl venlafaxinein biological and water samples prior to determination by high performance liquid chromatography (چکیده)
19 - Ultrasonic-assisted magnetic dispersive solid-phase microextraction: a novel approach for rapid and efficient microextractionof naproxen and ibuprofen employingexperimental design by high performance liquid chromatography (چکیده)
20 - On-line preconcentration of ultra-trace thallium(I) in water samples with titanium dioxide nanoparticles and determination by graphite furnace atomic absorption spectrometry (چکیده)
21 - A new supramolecular based liquid solid microextraction method for preconcentration and determination of trace bismuth in human blood serum and hair samples by electrothermal atomic absorption spectrometry (چکیده)
22 - A novel supramolecular aggregated liquid– solid microextraction method for the preconcentration and determination of trace amounts of lead in saline solutions and food samples using electrothermal atomic absorption spectrometry (چکیده)
23 - A Microextraction Method Based on Ligandless Ion-Pair Formation for Measuring the Cadmium Cation in Real Samples by Flame Atomic Absorption Spectrometry (چکیده)
24 - Separation study of some heavy metal cations through a bulk liquid membrane containing 1,13-bis(8-quinolyl)-1,4,7,10,13-pentaoxatridecane (چکیده)
25 - Spectrofluorimetric Determination of Beryllium by Mean Centering of Ratio Spectra (چکیده)
26 - Hyperbranched polyglycerol/graphene oxide nanocomposite reinforced hollow fiber solid/liquid phase microextraction for measurement of ibuprofen and naproxen in hair and waste water samples (چکیده)
27 - Fabrication a new modified electrochemical sensor based on Au–Pd bimetallic nanoparticle decorated graphene for citalopram determination (چکیده)
28 - Determination of Total Thallium in Water and Spinach Samples by Ligand Less Microextraction Using Ion Pair Based Dispersive Liquid Liquid Microextraction Followed by Electrothermal Atomic Absorption Spectrometry (چکیده)
29 - Label-free impedimetric biosensor for Salmonella Typhimurium detection based on poly [pyrrole-co-3-carboxyl-pyrrole] copolymer supported aptamer (چکیده)
30 - Electrochemical determination of carbamazepin in the presence of paracetamol using a carbon ionic liquid paste electrode modified with a three-dimensional graphene/MWCNT hybrid composite film (چکیده)
31 - Study of competitive transport of some heavy metal cations across bulk liquid membranes containing phenylaza-15-crown-5 and cryptand 222 as carriers using flame atomic absorption spectrometry (چکیده)
32 - Ultra-Trace Determination of Co (ІІ) in Real Samples Using Ion Pair-Based Dispersive Liquid-Liquid Microextraction Followed by Electrothermal Atomic Absorption Spectrometry (چکیده)
33 - A Novel Carbon Paste Electrode for Potentiometric Determination of Vanadyl Ion (چکیده)
34 - Ultratrace determination of cadmium(ii) ions in water samples using graphite furnace atomic absorption spectrometry after separation and preconcentration using magnetic activated carbon nanocomposites (چکیده)
35 - اثر فاضلاب کارخانه چرم سازی بر میزان کروم و تعیین شکلهای شیمیایی آن در خاک (چکیده)
36 - Ion pair based dispersive liquid–liquid microextraction for the preconcentration of ultratrace levels of bismuth(III) and its determination by electrothermal atomic absorption spectroscopy (چکیده)
37 - Preconcentration of trace amount of cadmium using silica nanoparticles coated with sodium dodecyl sulfate and its determination by flame atomic absorption spectrometry (چکیده)
38 - Modification of mesoporous silica magnetite nanoparticles by 3-aminopropyltriethoxysilane for the removal of Cr(VI) from aqueous solution (چکیده)
39 - A potential-gated molecularly imprinted smart electrode for nicotinamide analysis (چکیده)
40 - Novel thallium(I) ion-selective electrodes with poly(vinyl chloride) membranes based on three noncyclic crown-type polyethers as suitable neutral ionophores (چکیده)
41 - Electrochemical hydride generation coupled to funnel assisted headspace liquid phase microextraction and UV-Vis spectrophotometry for determination of arsenic (چکیده)
42 - Speciation and determination of iron using dispersive liquid–liquid microextraction based on solidification of organic drop followed by flame atomic absorption spectrometry (چکیده)
43 - Vortex-assisted surfactant-enhanced emulsification microextraction based on solidification of floating organic drop followed by electrothermal atomic absorption spectrometry for speciation of antimony (ΙΙΙ,V (چکیده)
44 - Dispersive Liquid-Liquid Microextraction Based on Solidification of Floating Organic Drop Combined with Flame Atomic Absorption Spectrometry for Preconcentration and Determination of Thallium(III) in Water Samples (چکیده)
45 - Microneedle Copper (II) Selective Electrode based on Polypyrrole Doped with 8-Hydroxyquinoline-5-Sulfonic Acid (چکیده)
46 - APPLICATION OF DIFFERENTIAL SPECTRA FROM TWO DIFFERENT ENVIRONMENTS IN SIMULTANEOUS QUANTIFICATION OF NEW FUCHSINE, CRYSTAL VIOLET AND MALACHITE GREEN IN THE PRESENCE OF UNMODELED INTERFERENTS USING FIRST ORDER MULTIVARIATE CALIBRATION METHOD (چکیده)
47 - Application of Dispersive Liquid–Liquid Micro-extraction Using Mean Centering of Ratio Spectra Method for Trace Determination ofMercury in Food and Environmental Samples (چکیده)
48 - Ionic Liquid-Based Dispersive Liquid-Liquid Microextraction Combined with Flame Atomic Absorption Spectrometry for Determination of Silver in Water Samples (چکیده)
49 - preconcentration of mercury in water samples by cloud point extraction and its determination by electrothermal atomic absorption spectrometry (چکیده)
50 - 2--2Nitroso-1-naphthol as a selective reagent for preconcentration of cobalt by vortex assisted combined with solidification of organic droplet and its determination by flame atomic absorption spectrometry (چکیده)
51 - Preconcentration Procedure using Vortex Agitator System for Determination of Trace Levels of Cadmium by Flame Atomic Absorption Spectrometry (چکیده)
52 - Vortex-assisted ionic liquid microextraction coupled to flame atomic absorption spectrometry for determination of trace levels of cadmium in real samples (چکیده)
53 - Optimization and Evaluation of Electrochemical Generation of Volatile Silver and Copper Hydrides by QTA-AAS (چکیده)
54 - Ion pair-dispersive liquid-liquid microextraction of trace amounts of antimony and its determinate by uv-visb spectrophotometery in real samples (چکیده)
55 - 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)
56 - Supramolecular–based dispersive liquid–liquid microextraction for determination of copper in soil, water and vegetable samples (چکیده)
57 - On/off-switchable electrochemical folic acid sensor based onmolecularly imprinted polymer electrode (چکیده)
58 - An ultrasensitivemolecularly-imprintedhumancardiac troponinsensor (چکیده)
59 - بررسی اپیدمیولوژیک فراوانی عناصر کم مقدار (آهن، مس، روی، کروم و کبالت) در ناخن پسران در دوره های قبل و بعد از بلوغ جنسی (چکیده)
60 - Bioremoval of Nickel(ІІ) from aqueous solution using Chlorella vulgaris (چکیده)
61 - Miniaturized and green method for determination of chemical oxygen demand using UV-induced oxidation with hydrogen peroxide and single drop microextraction (چکیده)
62 - Head-space single drop microextraction combined with gas chromatography with an electron capture detectorfor determination of iodine in infant formulas (چکیده)
63 - Supramolecular dispersive liquid–liquid microextractionbased solidification of floating organic drops forspeciation and spectrophotometric determination ofchromium in real samples (چکیده)
64 - Ionic Liquid-Based Dispersive Liquid-Liquid Microextraction Combined with FlameAtomic Absorption Spectrometry for Determination of Silver in Water Samples (چکیده)
65 - Spectrometric determination of silver ions after selective bulk liquid membrane transport using phenylaza-15-crown-5 as carrier (چکیده)
66 - Competitive transport of heavy metal cations across bulk liquid membranes containing phenylaza-15-crown-5 and cryptand 222 as carrier by flame atomic absorption spectrometry (چکیده)
67 - Complexation ability of kryptofix 22DD with lanthanum (III) cation in some binary mixed non-aqueous solvents (چکیده)
68 - Preconcentration of lead using solidification of floating organic drop and its determination by electrothermal atomic absorption spectrometry (چکیده)
69 - Flow injection electrochemical hydride generation atomic absorption spectrometry for the determination of cadmium in water samples (چکیده)
70 - Evaluation of Electrochemical Generation of Volatile Zinc Hydride by Heated Quartz Tube Atomizer Atomic Absorption Spectrometry (چکیده)
71 - Multivariate Optimization on Flow-Injection Electrochemical Hydride Generation Atomic Absorption Spectrometry of Cadmium (چکیده)
72 - Ion-imprinted polymer mini-column for on-line preconcentration of thallium(iii) and its determination by flame atomic absorption spectrometry (چکیده)
73 - An overview of liquid phase microextraction approaches combined with UV–Vis spectrophotometry (چکیده)
74 - Comparison of the 3-phase segmented linear regression and artificial neural network models to predict broiler hatchability (چکیده)
75 - Application of MLR, PLS and Artificial Neural Networks for Prediction of GC/ECD Retention Times of Chlorinated Pesticides, Herbicides, and Organohalides (چکیده)
76 - Application of titanium dioxide nanoparticles for preconcentration and determination of As(V)in water samples by graphite furnace atomic absorption spectrometry (چکیده)
77 - Preconcentration of trace amounts mercury by dispersive liquid-liquid microextraction with dispersive liquid-liquid microextraction detection using mean centering of ratio spectra method (چکیده)
78 - Second-Order Advantage From Micelle Concentration Gradual Change–Visible Spectra Data (چکیده)
79 - Simultaneous Spectrophotometric Determination of Gallium and Nickel in Aluminum (چکیده)
80 - simultaneous kinetic determination of Fe(II) and Fe(III) by spectrophotometric H- point standar addition method (چکیده)
81 - Electrolytic Hydride Generation Spectrophtometric method for Determination and Speciation of As(III) and As(V)by silverdiethyidithiocarbamate (چکیده)
82 - Spectrophotometric Determination of Trace Amounts of Beryllium in Natural Water Using Mean Centering of Ratio Spectra Method and Partial Least Squares Regression (چکیده)
83 - A Potentiometric Copper Sensor Based on Polypyrrole doped with 8- hydroxyquinoline-5-sulfonic acid (چکیده)
84 - Effects of Organic Solvents on Electrochemical Generation of Mercury Cold Vapor (چکیده)
85 - A Novel Electrochemical Vapor Generation System for Production of Mercury Vapor (چکیده)
86 - Fabrication of Ion Selective Electrode Using 2,9- Dihydroxy-1,10-diphenoxy- 4,7-dithia decane as ionophore for Determination of Lead Ions (چکیده)
87 - Solid State Silver Selective Electrode Based on 5-(4 dimethylaminobenzyliden)rhodanin ionophore (چکیده)
88 - Investigation of influential parameters on electrochemical hydride generation of Tl(I) and Tl(III) from the viewpoint of speciation analysis (چکیده)
89 - Tl(III) ion imprinted polymer particles as new sorbent for online preconcentration and determination of Tl(III) by flame atomic absorption spectrometry (چکیده)
90 - Synthesis and characterization of nano-pore thallium (III) ion-imprinted polymer as a new sorbent for separation and preconcentration of thallium (چکیده)
91 - Studies on the macrocycle mediated transport in a bulk liquid membrane system of transition metal cations (چکیده)
92 - Determination of Bismuth by Electrothermal Atomic Absorption Spectrometry using Single Drop Micro Extraction in Real Samples (چکیده)
93 - Quantitative Structure-Retention Relationships Study of Phenols Using Neural Network and Classic Multivariate Analysis (چکیده)
94 - Simultaneous Spectrophotometric Determination of Triphenylmethane Dyes in Complex Samples Using Synthetic Accommodation of Unknown Interferents During Partial Least Square Regression (چکیده)
95 - Transport study of some transition metal cations through a bulk liquid membrane using dicyclohexyl-18-crown-6 as carrier (چکیده)
96 - Competitive bulk liquid membrane transport of transition metal cations using 18-crown-6 ligand as ionophore (چکیده)
97 - Silver (I) ion selective transport through a bulk liquid membrane containing 5,12-di(phenoxymethyl)-1,4-dioxa-7,10-dithiacyclododecane-2,3-dione as carrier (چکیده)
98 - Study of competitive transport of metal cations through bulk liquid membrane using 4’-nitrobenzo-18-crown-6 and diaza-18-crown-6 (چکیده)
99 - Highly selective transport of silver(I) cation across a bulk liquid membrane containing an acyclic thioether ligand as carrier (چکیده)
100 - Determination of Cadmium by Electrothermal Atomic Absorption Spectrometry (چکیده)
101 - Spectrometric determination of Pb2+ cation after selective bulk liquid membrane transport using benzo-18-crown-6 as carrier (چکیده)
102 - Separation and Speciation of Tl(I) and Tl(III) in Environmental Samples using Amberlite IRC-718 Chelating Resin (چکیده)
103 - Preconcentration of thallium (III) and speciation of thallium (1) and (III) by single drop micro extraction using ‎dicyclohexano-18-crown-6 and their determination by electrothermal atomic absorption spectrometry (چکیده)
104 - Determination of beryllium by mean centering of ratio spectra as a new spectrofluorimetry method (چکیده)
105 - Determination of Cadmium by Electrothermal Atomic Absorption Spectrometry using Single Drop Micro ‎Extraction in Real Samples (چکیده)
106 - Determination of Bismuth by Electrothermal Atomic Absorption Spectrometry using Single Drop Micro ‎Extraction in Real Samples (چکیده)
107 - Synthesis and characterization of nano-pore Thallium (III) ion-imprinted polymer as a new sorbent for ‎separation and preconcentration of thallium (چکیده)
108 - Spectrophotometric Determination of Trace Amounts of ‎Beryllium in Natural Water Using Mean Centering of Ratio Spectra ‎Method and Partial Least Squares Regression (چکیده)
109 - Speciation and Analysis of Arsenic (III) and Arsenic (V) by ‎Electrochemical Hydride Generation Spectrophotometric Method (چکیده)
110 - Investigating the effect of aqueous extract of Chicorium intybus L. leaves on offspring sex ratio in rat (چکیده)
111 - spectrophotometric study of complex eormation of Y, La, andCe with some 18-and15-membered crown ethers in methanol (چکیده)
112 - Sorption studies of nitrate ion by a modified beet residue in the presence and (چکیده)
113 - High-performance liquid chromatographic enantioseparation of drugs containing multiple chiral centers on chiral stationary phases (چکیده)
114 - Electrochemical hydride generation of thallium (چکیده)
115 - Determination of Trihalomethanes in Tap Water by UV-Vis ‎Spectrophotometry (چکیده)
116 - Evaluation of Electrochemical Reduction of Chloroform by Drop ‎Mercury Electrode (چکیده)
117 - Preconcentration Of Thallium (I) By Single Drop Microextraction With Electrothermal Atomic Absorption Spectroscopy Detection Using Dicyclohexano-18-crown-6 as Extractant System (چکیده)
118 - neural network model as a new powerful tool to describe and predict hatchability of broiler breeder eggs (چکیده)
119 - spectrophotometric determination of nitrite using diphenylamine as complexing agent (چکیده)
120 - Study of complex formation between 18-crown-6 and diaza-18-crown-6 with uranyl cation (UO2+) in some binary mixed aqueous and non-aqueous solvents (چکیده)
121 - Study of complex formation between La+3, Ce+3 and Y3+ cations with some 18-membered crown ethers in methanol–water and methanol-acetonitrile binary mixture (چکیده)
122 - Study of Complex Formation Between Diaza-15-Crown-5with Uranyl Cation in Some Binary MixedAqueous and Non-Aqueous Solvents (چکیده)
123 - The Triple-phase Single-drop Microextraction of Silver and Its Determination Using ‎Graphite-Furnace Atomic-Absorption Spectrometry (چکیده)
124 - Rapid Simultaneous of Ferric and Ferrous Ions in Geological Solution Sample with new Synthesized beta-diketone, 3-(ortho-methoxyphenylthio)pentane-2,4-dione (چکیده)
125 - Determination of selenium(IV) by electrothermal atomic absorption spectrometry using single drop extraction in real samples (چکیده)
126 - Simultaneous kinetic-spectrophotometric determination of carbidopa, levodopa and methyldopa in the presence of citrate with the aid of multivariate calibration and artificial neural networks (چکیده)
127 - Combination of Ultrasound and Discarded Tire Rubber:  Removal of Cr(III) from Aqueous Solution (چکیده)
128 - Flotation separation and electrothermal atomic absorption spectrometric determination of thallium in wastewater samples (چکیده)
129 - Spectroscopic study of 2,3-bis(p-methoxybenzoyl)cyclopentadiene as potential iron(III)-chelating age (چکیده)
130 - Ultrasound facilitates and improves removal of Cd(II) from aqueous solution by the discarded tire ru (چکیده)
131 - Mass Cyanide Intoxivation in Sheep (چکیده)
132 - determination of arsenic by electrothermal atomic absorption spectrometry using headspace liquid pha (چکیده)
133 - Determination of Lanthanum in Human Blood Serum Using the Zero and First Derivative Spectrophotometr (چکیده)
134 - Polarographic Study of the Interaction of Tl+, Pb2+, and Cd2+ Cations with 18-Crown-6 in Binary Nona (چکیده)
135 - Determination of Mercury (II) by Electrochemical Cold Vapour Generation and Electrothermal Atomic Ab (چکیده)
136 - Membrane extraction with sorbent interface-gas chromatography as effective and fast means for contineous monitoring of thermal degradation products of .. (چکیده)
137 - study of complex formation between 18-crown-6 and pb2+, tl+ and cd2+ cations in binary aqueous/non-a (چکیده)
138 - بررسي اثرات رژيم هاي غذايي كم نمك و بي نمك طولاني مدت بر تغييرات الكتروليتي و خون رتPH (چکیده)
139 - ارزيابي همبستگي بين مقادير كلسيم تام، يونيزه و فسفرغير آل سرم با آلبومين و پروتئين تام دامهاي سالم و (چکیده)
140 - Interpretation of bovine serum total calcium: effects of adjustment for albumin and total protein (چکیده)
141 - Optimization and evaluation of electrochemical generation of volatile zinc hydride in a novel electrolytic (بهینه سازی و ارزیابی تولید الکتروشیمیایی هیدرید فرار روی در یک سل الکترولیتیکی جدید) (چکیده)
142 - Mechanistic aspects of electrochemical hydride generation for cadmium (چکیده)
143 - Electrochemical hydride generation atomic absorption spectrometry for determination of cadmium (چکیده)