What is thermal smearing?

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What is the best way to measure capacitance of graphene transistor?

10 November 2018 1,647 0 View

Why Palladium is not used for graphene FET electrode?

For metal evaporation, cost of Au and Pd pallets are comparable. But in most of the cases, Au electrode is widely used though the work function of graphene under Au is lower than graphene under...

10 November 2018 1,865 0 View

Electrochemical impedance spectroscopy can measure C-V characteristics for graphene FET?

Electrochemical impedance spectroscopy can measure C-V characteristics for graphene FET? Can anyone share the detail experimental settings?

10 November 2018 9,337 0 View

How can we measure threshold voltage of graphene FET using CV characteristics?

10 November 2018 495 0 View

How can I model ionophoretic membrane in terms of double layer capacitance?

How can I model ionophoretic membrane in terms of double layer capacitance in graphene solution gated FET sensing?

06 July 2018 2,139 0 View

What is label free detection? What is the advantage in this process?

05 June 2018 10,004 0 View

Why hydrogen is used with methane in CVD graphene synthesis process?

Due to the heat at 1000 C, methane is decomposing by following the endothermic decomposition reaction and the by product is hydrogen. Then, why hydrogen is used with methane in CVD graphene...

04 May 2018 3,161 0 View

In CVD graphene synthesize process, which factors are playing role in absorbing carbon on metal surface which is self-limiting?

04 May 2018 221 0 View

Does ions take part in electric conduction in bilayer graphene?

Graphene due to its ambipolarity, can transport electricity with electrons and holes. But does any ion take part in this transportation? How holes are generated? How can I calculate...

01 February 2018 2,620 2 View

How can I calculate carrier generation and recombination rate from the total carrier density for graphene?

31 December 2017 6,681 0 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

How does charge on working electrode changes with rising potential?

During performing CV of a GCE or modified GCE, we rise the potential in the first half of the cycle and reduce it in reverse half. During the first half, what is the nature of charge on GCE or...

25 February 2021 7,994 3 View

How to delaminate copper in water-based anodes?

Hello everyone, I'm looking for a way to delaminate copper current collector of water-based anodes in Li-ion batteries without damaging the graphite film. I tried different materials such as HNO3...

24 February 2021 3,785 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

What kind of steel moulds are used for hot pressing metal powders?

My main concern is that the metal powders should not weld to the mold surface and I should easily be able to eject out the pressed samples. I am looking for alternative for graphite moulds. The...

22 February 2021 2,965 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

How to resolve Gaussian error termination " Error termination via Lnk1e in F:\G16W\l103.exe" for TS(QST3)?

When I run the job for TS(QST3) in gaseous phase, it was completed without any error. But when I add water in CPCM model it terminated with an error: Inconsistency: ModMin= 2 Eigenvalue=...

21 February 2021 3,198 2 View

How to Study a proton NMR of Graphene prepared by Electrochemical Exfoliation technique?

I performed a Proton NMR of graphene powder prepared by electrochemical exfoliation technique. It shows some peaks. But I can't understand it.

21 February 2021 8,947 3 View

Which compound is getting oxidized during bulk electrolysis with TFAA?

The experiment is really simple. When I do a bulk electrolysis with 1% TFAA (ACN solution) to get dihydrogen, what is going to be oxidized? (working electrode graphit, counter electrode platinum,...

18 February 2021 4,430 1 View

How to calculate the Atomic Polar Tensor using DFT ?

Dear friends, I am a beginner at DFT calculation. I have done a structure optimization using DFT- B3LYP/6-31G*, Nevertheless, I don't know How to calculate the Atomic Polar Tensor (APT) in...

17 February 2021 9,082 3 View