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Questions related from Karthikeyan Rangasamy
Size of the quantum dots is 2.3 nm after attachment on glassy carbon substrate, the size drastically increased to 40 nm. but shape of the Quantum dots is retained. is it due to aggregation?...
03 March 2019 2,015 3 View
is it possible to get high electrocatalytic activity with electrode with lower electroactive surface area? what are the factors affecting electrocatalytic activity of the modified electrodes?
06 June 2018 6,426 0 View
is it possible C-O bond formation like C-N bond in glassy carbon electrode in the basic condition? In alkaline condition is Carbon-Oxygen bond formation possible in glassy carbon electrode?
01 January 2018 1,090 0 View
How to find the exact structrue of carbon dots? i want to find the structure of carbon dots precursor for carbon dots was glucose is there any relation between precursor and structure of Carbon...
10 October 2017 8,184 1 View
BSA is bulky protein molecule. when it used as capping agent using borohydrate as reducing agent is it borohydrate to unfolding of Protein is there any change in the nature of protein and how it...
06 June 2017 6,224 3 View
in the electrochemical determination of methyl parathion from laviron equation it follows 4 electron reduction while doing effect of pH i got 15 mV /pH i am, confused between laviron and nernst...
05 May 2017 4,476 0 View
please anyone help me to clean Glassy carbon electrode modified with AuNPs . how to remove AuNPs from Glassy carbon electrode surface and also from sides of electrode
05 May 2017 6,046 7 View
in modified electrodes at particular pH, higher current and less negative potential are obtained. so, is there any relation between electroactive surface area and pH?
03 March 2017 8,328 0 View
please help to fine negative redox potential biomolecules like Hydrogen peroxide
02 February 2017 3,155 0 View
How to find the concentration of Carbon dots? from weight of the starting materials how to find the concentration of carbon dots. is there any relation between the total weight of the starting...
01 January 2017 2,894 1 View
Can anyone please explain how to find the particle size from UV visible spectrum of nanoparticles.
12 December 2016 4,695 6 View
in the electrochemical determination of salicylic acid present in an aqueous extract of tomato leaves?? i want to determine the concentration of salicylic acid present in plants
12 December 2016 5,339 2 View
i am very much confused about the difference between N-doped graphene and carbon nitrite. can anyone explain how to differentiate them?
11 November 2016 2,413 0 View
i need to find how many carbons, Hydrrogen and oxygen in the graphene i want to draw the molecular structure of graphene
11 November 2016 785 1 View
is it possible to predict electrochemical mechanism using laviron equation?
11 November 2016 8,112 9 View
is it possible to predict the mechanism of the electrochemical reaction??
09 September 2016 1,167 0 View
i am very much confused between Graphitic carbon nitride and N-doped graphene. Are they same or different? if they are different means how they are different?
09 September 2016 1,544 0 View
Electrochemical determination of methyl parathion using Ag/AgCl reference electrode. is MP is adsorbing on the reference electrode?
09 September 2016 7,418 0 View
how to extract salicylic acid in commercially available asprin tablet? it contains additive and tablet fillers how to remove that fillers and addiktives?
08 August 2016 3,218 0 View
how to avoid grammatical mistakes when writing an article ??
08 August 2016 4,367 0 View
how to find out the lowest detection limit (LOD) using DPV method?
07 July 2016 8,132 0 View
many nitrogen doping agents available for simple examples like urea, ammonia, ethylene diamine etc.. which one is the best nitrogen doping agent in the room temperature???
07 July 2016 1,293 5 View
all biological molecules not electroactivity but want to determine using electrochemical method. how to find the electro- inactive species using cyclic voltammetry ?
07 July 2016 6,237 5 View
is any idea about the potential window for methyl parathion in bare glassy carbon electrode??
07 July 2016 6,482 0 View
using this how determine the electro-inactive species by electrochemical method????
07 July 2016 5,147 0 View
Please help me to find out some electrochemical active biomolecules other than DA, UA ,AA, FA,aminoacids, and vitamins?
06 June 2016 9,194 4 View
plagiarism is unavoidable when writing the introduction part in the research article.... how to avoid this one?????
04 April 2016 10,020 14 View
The graph between ip vs square root of scan rate, if it is linear means is it diffusion controlled electrochemical reaction???? please explain...... i am confused between diffusion controlled and...
04 April 2016 9,121 0 View
i had ran the chrono Coulometry experiment in 10 mM ferri cyanide solution in the CH instrument i got following results forward slp= -2.889e-5 Int= -2.943e-5 cor= -0.99932 Reverse slp=...
04 April 2016 9,214 5 View
i did EIS measurement for Bare GC electrode in 1 mM Ru(NH3)Cl3. i am getting only 35000 as Rct value is it correct
03 March 2016 4,518 5 View
for my modified electrode oxidation of uric acid oxidation peak starts early but oxidation peak broader than bare GC electrode???? onset potential starts from 0.25 V and ends at 0.45V
03 March 2016 8,150 13 View
we can use EIS for for determining Rct for characterizing for modified electrodes???? from EIS how can find phase angle from EIS data
03 March 2016 4,844 11 View
I am getting slope values in CH Instrument software. Please, help me to calculate the surface area using cottrell equation.
02 February 2016 8,775 4 View
can you explain the mechanism of the CV obtained for Au electrode in Sulphuric acid? THE PEAKS CORRESPONDS TO REDUCTION OXIDATION OF Au???
12 December 2015 8,925 2 View
