How to fix graphene foam synthesized by hydrothermal route inorder to carry out electrochemical tests?

We have synthesized graphene foam via hydrothermal route. When we carry out electrochemical tests in the KOH solution, the foam gets fragmented. Is it possible to use a Carbon conductive adhesive...

31 December 2018 8,041 4 View

Why is the reduction of GO by NaBH4 not successful?

11 December 2013 4,994 7 View

Which temperature is suitable for thermal reduction of graphene-metal nanocomposites?

I have synthesized graphene-Ni and graphene-pd nanocomposites. In order to make certain of its complete reduction. After chemical reduction by NaBH4, I want to reduce it thermally. Does a...

11 December 2013 4,529 3 View

Is there any way to reduce lithium ions?

I'm particularly looking for a chemical procedure, if there is any way exists.

11 December 2013 1,508 1 View

How big a sample size is sufficient for XRD analysis of doped graphene?

What about Fourier transform infrared spectroscopy and other characterizations for doped graphene?

09 October 2013 3,454 1 View

Is there any way for doping lithium on carbon?

Especially I'm looking for solvothermal or a simple chemical method. I can't find any research paper about this.

09 October 2013 1,416 3 View

What is the effect of metal doping on graphene Raman spectra?

How can doping of Ni and Pd affect intensity of G and 2D band in spectra?

09 October 2013 7,093 1 View

Is there any way to measure the kinetics of hydrogen desorption except using sievert apparatus?

Sievert type apparatus is used to measure the kinetics of hydrogen desorption from metal hydrides. But I do not have access to it, is there any other way to measure it?

08 September 2013 596 4 View

What are the new 2D nanomaterials were used for Silver nanoparticles stabilization?

In the stabilization of AgNPs are vital in current research interest. However, some of the 2D nano-materials like graphene oxide, MoS2, etc... previously used to stabilize it. But still they shown...

01 March 2021 2,207 3 View

Thermal reduction of graphene oxide.?

I am trying to reduce graphene oxide by thermally but I have no proper information regarding this. Can any one help me regarding the details about temperature and time for the reduction of...

23 February 2021 4,155 4 View

Is there an ideal incubation time of RGO-modified SPCE before subsequent use, i.e., electrochemical characterization or further modification?

I notice that upon washing and air-drying of my RGO/SPCE surface and characterizing again via DPV, the current response towards ferricyanide probe significantly decreases. My worry is that the...

22 February 2021 5,324 3 View

What is the best substrate for exfoliating few layers of hexagonal boron nitride (hBN) using traditional scotch tape method?

Unlike graphene, it is usually very difficult to exfoliate few layers (~10 nm thick) of hBN on SiO2 substrate due to lip-lip interaction at the edges. Au substrates have been proven very useful...

16 February 2021 2,635 2 View

How can I calculate teh crystallinity degree of graphene oxide?

I had treat my XRD diffraction pattern by Highscore to calculate the crystallinity degree Xc and I have the formula but I dont no the 2Theta of Ac and Aa to calculate Xc. Is it like polymers...

10 February 2021 6,305 5 View

About XRD details of pristine and doped RGO?

Hi Can anyone please help me know the XRD details of reduced graphene oxide, Nitrogen doped reduced graphene oxide, Sulphur doped reduced graphene oxide, Nitrogen and Sulphur co-doped reduced...

08 February 2021 3,033 3 View

What is the difference between Graphene Oxide and Expanded Graphite?

What are the main differences between Graphene Oxide and Expanded graphite, in terms of surface functionalities, conductivity, d-spacing and other features? Is the term expanded graphite...

06 February 2021 9,810 4 View

How to apply graphene oxide on an gold electrode?

Dear Fellows, now it is the time to push graphene applications further in terms of easy and low cost production surroundings. Thus I recently dived in the materia and I am facing tons of papers,...

02 February 2021 6,284 2 View

How to perform hydrogen underpotential in hydrophobic material?

I have a working electrode composed of deposited graphene material (confirmed from Raman).The graphene is porous and has deposited Pd nanoparticles. I am trying to perform hydrogen underpotential...

01 February 2021 3,199 1 View

What is the dispersion relation in polycrystalline graphene?

Hi, We all know the dispersion relation for an ideal graphene in hexagonal lattice. Since graphene is polycrystalline by nature, assuming a perfect graphene crystals with average size La, nm...

24 January 2021 4,747 2 View