About anodic and cathodic peaks in Cyclic Voltammetry?

Is there anyone to explain me about the CV behavior of carbon based composite of Vanadium Nitride in which i am clearly obtaining anodic peak around -0.5 V vs Ag/ AgCl but there is no cathodic...

06 July 2018 6,151 1 View

Coulombic efficiency >1?

what if coulombic efficiency of supercapacitor at higher scan rate greater than 1.? Is it possible to have coulombic efficiency greater than 1? Is there anyone to explain what is happening. I am...

05 June 2018 8,427 0 View

How can I solve this problem of capacitive charge storage curve?

Hi everyone, i am calculating capacitive and diffusive control charge storage behavior of MnOx and i have problem that when i calculate just capacitive behavior its curve crosses at certain...

09 October 2017 4,339 2 View

Can someone suggest me a software to make graph for paper ?

i am taking original graph from origin software and put them in paint to make PNG. but their text look dull. will someone suggest me any software to make graph?

01 February 2017 9,600 0 View

Is calculating capacitance for two electrodes asymmetric configuration same as for symmetric configuratio n?

i want to calculate specific capacitance for asymmetric configuration. Is this same as for symmetric configuration?. i am using two electrodes configuration.

31 December 2016 8,233 5 View

Can i use NaOH for electrochemical activation of the carbon fibers?

10 November 2016 4,611 2 View

How to calculate energy density and power density in wh/cm and w/cm?

06 July 2016 5,784 3 View

Can i calculate capacitance for Asymmetric configuration using same equation as for symmetric ?

01 January 1970 4,812 0 View

Can i calculate capacitance for Asymmetric configuration using same equation as for symmetric ?

i want to calculate capacitance of supercapacitors for asymmetric configuration. Can someone tell me if it is same equation can be used for this configuration when we are using two electrode...

01 January 1970 9,682 0 View

Where can I find life cycle inventory or assessment of non woven materials?

Dear network, I am looking for the LCA or LCI or at least the energy balances of the non woven fabrics process for my master project, in specific for natural fibers, yet I have found...

02 March 2021 9,662 1 View

Sutter electrode holder leaking after applying positive pressure. How to fix?

I am using a Sutter electrode holder for my patch clamp experiments, but I'm having trouble keeping positive pressure inside my electrode due to a leak out of the back of the holder. I have added...

02 March 2021 5,829 1 View

What thickness need for ITO to use as conductive layer?

I want to do RF sputtering of ITO on glass substrate using magnetron sputtering. what thickness do i need to make it good conductive layer to use it for PSC. Moreover, whats about thickness of...

01 March 2021 395 3 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

What is the procedure to determine the permeability of concrete?

can anyone help me in this, it will help me with my research work

01 March 2021 834 3 View

Adherance of Polyaniline coating over stainless steel?

Is the electropolymerisation of polyaniline coating over stainless steel (SS) via Cyclic voltammetry technique is really adherant? Else how to improve the adhesion of the coating, whether any...

01 March 2021 8,220 2 View

Is there a method of determining feed digestibility without the need to re-pellet the feed?

I am aiming to determine the ADC values of a commercial fish feed, but I do not have a steam pelleter or extruder available to me. Ideally, the pellets could be coated with some inert marker....

28 February 2021 7,967 3 View

How to immerse bricks in wax ( for coating ) ?

Do we immerse the bricks horizontally or vertically ? #bricks#waterproofingsurface#civil#engeenering#chemicalengineering#wax#parafinwax

28 February 2021 6,685 2 View

For gelatin coating for culturing HUVEC.Should the gelatin be made in sterile water or PBS? Do I need to autoclave the gelatin soln after making it ?

I want to use 0.1% gelatin. Should that be made in PBS or sterile water? Should I autoclave the gelatin soln after making it in water/PBS?

28 February 2021 274 2 View