[PDF] Top 20 Análisis de vulnerabilidad hídrica en la cuenca del río Ctalamochita

... nano- composite was designed for electrochemical detection of ...nano- composite was used to modify the working electrode surface of screen-printed carbon electrode ...for ... See full document

... is highly toxic, persistent and carcinogenic ...the sensitive determination of NB [5, ...require highly trained ...working electrode surface have the ability to solve the problems ... See full document

... a sensitive and selective electrode was developed using disposable screen-printed carbon electrode (SPE) immobilized with a composite film of reduced graphene ... See full document

... the determination of MTZ from biological samples such as polarography, high-performance liquid chromatography (HPLC)[8-10] gas chromatography [11, 12] mass spectrometry (GC-MS), spectrophotometry, liquid ... See full document

... Serpin A12 (visceral adipose tissue-derived serpin), is produced by visceral and subcutaneous adipose tissues. 1 Serpin A12 is expressed on the mRNA or protein level in several tissues such as liver, pancreas, and skin. ... See full document

... electrochemical determination of several biologically important analytes because of their interesting electrocatalytic ...promising electrode materials for the development of electrochemical sensors owing ... See full document

... at screen-printed electrode kept stable after three months, which demonstrates that the proposed electrode can be used as the commercial electrode in real ...the electrode still ... See full document

... the determination of biogenic ...multiwalled carbon nanotube-gold nanoparticle composite ...glassy carbon electrode for the determination of two types of biogenic ... See full document

... preparing composite films that consisted of both CNTs and GNPs ...the electrode [14], which will lead to more or less subjective ...wall carbon nanotubes (SWNTs) nanocomposite mo- difiled glassy ... See full document

... area. As an intravenous medication dopamine influences on the sympathetic nervous system to produce effects such as increased heart rate and blood pressure. Dopamine, however, cannot cross the blood-brain barrier; ... See full document

... and sensitive method for organophosphorus pesticide determination due to the activity of enzyme inhibited by organophosphorus ...sensors using metallic and carbonic materials [14, 15] had been ... See full document

... reference electrode from BAS (USA). Solutions were degassed using pure nitrogen prior and throughout the electrochemical ...combination electrode was used for pH ...out using a JSM-6700F ... See full document

... Initial studies of the voltammetric behavior of the drugs were performed using differential pulse voltammetry. DPV was used in the voltammetric measurement owing to its good sensitivity and resolving power. It is ... See full document

... analyte showed broad, weak and ill-defined oxidation and reduction waves (Fig. 1A) . However, the cyclic voltammograms changed dramatically, exhibiting an obvious increase in background and peak currents (Fig. 1B). The ... See full document

... paper, carbon nanotubes modified screen-printed electrode (CNTs/SPE) was prepared and the CNTs/SPE was employed for the electrochemical determination of antioxidant substance ... See full document

... an electrode material in electro catalytic oxidation, electrochemical sensing and super capacitors applications due to their low cost, unique layered structure, physical and chemical properties, multiple valance ... See full document

... to detect NTF in real sample analysis such as biological and water samples. The LSV technique was used for practical analysis to detect NTF in human urine and water sample, as a standard addition tool was utilized for ... See full document

... examined using cyclic ...the electrode kinetics and a decrease in the potential of oxidation substantially to ...the electrode kinetics and a decrease in the potential of oxidation substantially to ... See full document

... examined using FE-SEM ...of gold nanoparticles on the GCE surface ...of gold nanoparticles is in the ranges of 10–25 ...by gold-sulfur of proposed film composite in the presence of ... See full document

... In this work, employing magnetic core shell nanoparti- cles as modifier in modification of SPEs, a novel sensor has been developed that provides a sensitive method for the determination of ACh. The proposed ... See full document