Vijayakumar Paranthaman

13 Questions 4 Answers 0 Followers

Questions related from Vijayakumar Paranthaman

What about the Graphitc carbon nitirde with nanocomposite role in the energy application?

I will be planning to use transition metal derivatives with graphitic carbon nitride nanocomposite for energy application. What are the advantages and disadvantges of the nanocomposite.

09 September 2017 1,908 0 View

What is the reason of Jsc increasing some cases? what is is the mass transfort limitations?

Pt electrode you cannot reach the stable photocurrent! The current is increasing all the way to JSC! (It can be a sign of mass transport limitations)

12 December 2016 5,697 1 View

Which method for best for graphene synthesis fro R&D purpose?

We have planned for synthesis Graphene which method efficient for synthesis and easy method

05 May 2015 9,009 3 View

How to Prepare WO2 for EIS(NYQUIST AND BODE) STUDEIS and Cyclic voltametry?

I have bought new Electro chemical work station, i want to know how to make WO2 sample preparation for Cyclic voltametry and nyquist and bode plots. we have three electrodes. glassy carbon -...

02 February 2015 8,130 2 View

How to disolve WC ,VC materials?

I have tried to ethanol +Hcl but did not get fully dissolve in that solution , Anybody know how to dissolve? Please explain to me ]

01 January 2015 1,401 1 View

,what is scientific meaning explain this results can you send any article based this results?

grain size increase --- strain and dislocation density reduce what is the reason? Crystallite size increases but dislocation density and strain value reduces

12 December 2014 5,007 0 View

How can I dissolve PdCl2?

I tried to dissolve PdCl2 in ethanol but it precipitated with few amounts PdCl2. How can I dissolve it?

12 December 2014 2,501 6 View

How can one calculate strain and stress from an XRD graph?

I have XRD pattern and already I have calculated particle size but now I want calculate strain and stress. How should I calculate it?

11 November 2014 8,696 8 View

Is there any possible way to obtain different nanostructures except hydrothermal method?

I have used hydrothermal method for different nanostructures synthesis but any method available to synthesis different nanostructures.

01 January 1970 5,456 8 View

How the precursor materials during the synthesis procedure is responsible for nanofiber type of structural characteristics?

I used VOCl3 , Ethanol and urea as precursor materials and during synthesis procedure 800 degree, 1100 degree at N2 atmosphere. Final product obtained Vo, VN, VC nanofibers. let me know , How the...

01 January 1970 7,511 1 View

I have synthesized graphene oxide material from hummers method but XRD peaks confirms only RGO even without adding reducing agent ?

I had tried several times of graphene oxide synthesis from hummer method past three months, but synthesized material confirms only Reduced graphene oxide even without adding strong reducing agent...

01 January 1970 3,610 4 View

What is the exact reason crystal size small despite of the sem shows big faceted paprticles?

The question is why we have very small crystal size in XRD but in SEM we can observe big faceted crystals, For example perhaps the faceted particles may not be single crystal?

01 January 1970 6,365 4 View

How to avoid the pin-hole formation by drying?

I have fabricated counter electrode, after drying i observed some pinholes.How to avoid the pin-hole formation by drying?

01 January 1970 4,097 3 View