Can any one suggest me how to fabricate a solid state pseudosupercapacitor device using a gel electrolyte?

I have prepared the powder sample, which is active for pseudosupercapacitor application. I am interested to check the supercapacitor device in a solid state using a gel electrolyte. So, any one...

01 February 2018 4,768 4 View

In the case of metal-semiconductor heterostructures, Ag aggregates does not show much red shift in absorption band as compared to Au aggregates why?

Most of the cases aggregation leads to red shift in absorption band gap. This phenomenon is more prominent in the case of Au-semiconductor heterostructures but Ag aggregates does not show much...

01 February 2016 5,089 1 View

What would be the reason for an increase in XRD peak intensity of pure metal oxide (Co3O4) compared to mixed metal oxide (NiCo2O4)?

I have run the XRD for pure cobalt oxide and nickel cobaltite. I have found that the peak intensity of pure cobalt oxide is higher than nickel cobaltite. Is there any reason for higher XRD peak...

04 May 2015 2,094 17 View

How to calculate the conduction band edge and valance band edge of semiconductor theoretically?

Any one can help me how to calculate the band edges of semiconductor based on theoretical calculations. I need to calculate the the band edge positions for ZnO and CdS. Authors have reported that...

03 April 2015 3,136 6 View

How to calculate the scan rate from XRD data?

08 September 2014 9,676 2 View

What would be the possible reason for the loss of CV features after few cycles in Li-ion capacitor?

I have prepared the Fe2O3@graphene nanocomposites using commercial Fe2O3 (size = 200 nm) and commercial graphene oxide (GO) via HI reduction. Afterward, I have prepared the active electrode film...

01 January 1970 3,582 4 View

How to quantify carbon deposition on CuZnAl catalyst?

Dear All, I want to quantify carbon deposition on the surface of the CuZnAl catalyst. I have tried thermogravimetric analysis, but I've got weight gain as the active Cu- get oxidised. Does anyone...

01 March 2021 1,907 3 View

Why Trivalent chromium start precipitating above PH 5 ? Moreover discuss difference between adsorption of chromium and precipitation of chromium ?

I am a student of MS Environmental Engineering and started my research phase. I am working on metal removal ( chromium iii ) by using activated carbon prepared from the agricultural feedstock. So...

01 March 2021 5,475 2 View

POlymer+DMSO solution and moisture??

What could be the reason of moisture at the sides of Vial when I am preparing my polmyer+DMSO solution for membrane fabrication? What etiquettes I am possibly missing here?

28 February 2021 6,516 5 View

How can I assign a velocity along one direction to CO2 molecules in a molecular dynamics simulation using GROMACS?

Dear all, I am trying to perform a MD simulation about the interaction between CO2 and a polymer. I create my model, solvate it and perform the NVT and NPT equilibration. Now I am not able to...

26 February 2021 10,014 3 View

CGA 300 Regulator for CO2 cylinder?

Has anyone ever tried to deliver CO2 with a CGA 300 regulator? I know that a CGA 320 regulator is standard for CO2. The issue is that I currently do not have any free CGA 320 regulators. I also...

25 February 2021 3,292 3 View

What are the methods used for CNT..?

Respected Professor's i hope you are doing well and happy. i need some information about carbon Nanotubes. before blending the CNT with the matrix the CNT has been introducing in some treatments....

24 February 2021 5,383 5 View

How to clean up TEM grid with plasma cleaner?

I need to clean the hydrocarbon contamination on the carbon substrate of TEM grid. However, I heard that substrate could be broken by the powerful plasma. My substrate is pure carbon, with ~3nm,...

23 February 2021 3,262 5 View

What are some underexplored theories and concepts in Activated Carbon as A Water Filter?

Hi, me and my team mates are currently planning to pursue the topic of Activated Carbon from Coconut as a Water Filter. And we would like to ask for your suggestions and knowledge on what specific...

22 February 2021 6,569 3 View

What are some underexplored theories and concepts in Activated Carbon as A Water Filter?

Hi, me and my team mates are currently planning to pursue the topic of Activated Carbon from Coconut as a Water Filter. And we would like to ask for your suggestions and knowledge on what specific...

21 February 2021 7,561 4 View

What properties of water shall be analyzed and evaluated to test the effectiveness of activated carbon?

I would like to ask what other properties of water (pH and such) shall be analyzed and evaluated to test the effectiveness of activated carbon from filtering the contaminants present in the water?

20 February 2021 9,422 8 View