What happened when Zn electrode is immersed in ZnSO4 solution?

02 March 2018 1,587 1 View

Is it possible to electrodeposit Nickel less than 20~50 nm?

Hello. I'm going to electrdodeposit Nickel (Ni) on a substrate in nanoscale thickness. I will use NiSO4, NiCl2, H3BO3 as electrolyte and constant current method in the two electrode system. Is it...

10 November 2017 2,742 2 View

What kind of galss fiber shoud I use in supercapacitor?

Hello, I'm going use glass fiber filters as separator in supercapacitor. The electrolytes are LiOH or LiCl aqueous solution. Can you recommend which kind of glass fiber should I use? There are...

10 November 2017 9,013 3 View

How to electrodesit Ni?

Hello. I'm going to electrodeposit Nicekl (Ni) on metal foil as working electrode. Pt electrode wil be used as counter electrode. I will choose constant current method to electrodeposit Ni. How...

10 November 2017 318 5 View

Why does the blank test is unstable?

Hello. I've set up three electrode system for supercapacitor. Before the test, I've performed blank test consiting of two Pt electrode (working and conunter), reference electrode (SCE) and 0.5 M...

10 November 2017 682 5 View

Do three and two electrdoe system in supercapacitor have differenc Specific capacitance (F/g) even with the same electrode?

Hello. I found that specific capacitance of three and two electrode in supercapcitor are different even with the same electrode. The specific capacitance of three electrode (Cs,3) is four times...

10 November 2017 4,097 0 View

Do three and two electrdoe system in supercapacitor have different Specific capacitance (F/g) even with the same electrode?

Hello. I found that specific capacitance of three and two electrode in supercapcitor are different even with the same electrode. The specific capacitance of three electrode (Cs,3) is four times...

10 November 2017 737 5 View

MoS2 supearcapacitor is not unsatble in LiOH electrolyte?

Hello, I found LiOH electrolyte is used in MoS2 supercapacitor. But when I perfromed CV test with MoS2 electrode , using LiOH electrolyte, there were reaction peaks. MoS2 supearcapacitor is not...

10 November 2017 8,942 1 View

What is the counter electrode reaction when I electrodedeppoisit Nickel?

Hello! There is a two electrode system consisting of working (Nickel), conunter (Pt) and 1M Ni2SO4 aqeuous solutions. What is the counter electrode reaction while Ni is electrodeposited on Ni...

09 October 2017 8,432 5 View

How can I calculate the coulombic efficiency and cycle decay in Lithium-Sulfur battery??

How can I calculate the coulombic efficiency and cycle decay in Lithium-Sulfur battery??

03 April 2017 6,758 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

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

Why is my platinum counter electrode getting dirty during electrodeposition?

I am conducting anodic electrodeposition of MnO2 onto a stainless steel substrate, using a platinum strip as a counter electrode. This is done galvanostatically, with the current held between 5...

27 February 2021 1,829 3 View

What pH condition required to coat APTES on silica coated Fe3O4?

It's a hydrolysis reaction, which may produce by either acid or base-catalyzed reaction. so can anybody help me with this, which condition is suitable for this reaction?

26 February 2021 1,760 8 View

What is the best surface to culture cells isolated from a skin biopsy?

Hello, recently I am having some difficulties with maintaining the cell culture of primary cells isolated from a skin biopsy (normal and malignant). The coating of culture plates with Matrigel (a...

26 February 2021 6,151 2 View

Unknown debris sheets observed in cell culture flasks?

Hi, We culture neural progenitor cells in T175 culture flasks coated with PLO-Laminin. We have successfully grown these cells with our protocol for months. Recently, we observed large sheets...

25 February 2021 3,443 4 View