How to do electrochemical surface characterization, i.e. how the size of particles will change the redox potential?

I have to do morphology characterization of the modified working electrode. At present, I only have CV instrument with me. Can anyone help if I can do electrochemical surface characterization,...

05 June 2018 6,693 5 View

Why unit of LOD reported as microM?

In many research papers for detection of glucose unit of LOD is reported as microM whereas concentration of analyte used in mM. Please if anyone can justify.

11 December 2017 9,114 3 View

How to make 2.0mM solution of polymer (such as PVF)?

Hi, I am trying to make 1000 mL of 2mM PVF solution. Can anyone suggest do I have to consider the mol wt of VF for determining the wight of PVF to be used.

10 November 2017 1,008 3 View

No title

10 November 2017 3,641 8 View

No title

10 November 2017 6,087 13 View

For measuring the sensitivity of my modified electrode, how to calculate area?

I need to calculate sensitivity of modified Pt electrode. For this, I need slope (which I got from calibration curve) and area. Can anyone please tell, how to calculate area to be used here.

09 October 2017 8,831 6 View

How to calculate thickness of the polymeric film using CV?

Hi, I have polymer film modified Pt electrode. How can I calculate the thickness of this polymeric film using CV? Thanks in adavance

09 October 2017 4,016 2 View

Which technique should I use for amperometric measurement using 3 electrode system?

08 September 2017 3,114 6 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

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

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 troubleshoot Electrochromic Films and Electrochromic Devices?

I am trying to characterize an electrochromic system. The system uses ITO electrodes on glass, WO3 as the electrochromic film, and NiO as the ion storage layer. When I deposit NiO and WO3 and...

23 February 2021 9,592 2 View

How does elongation affect the resistance of an electrode?

What are the testing rate for electrodes recommended by ASTM for cochlear implants. I am currently doing the 15mm/min elongatio testing.

22 February 2021 1,515 1 View

Is that possible to do an impedance measurement without FRA module?

One of my colleagues said, "the impedance you can measure with the three electrodes and with the specific sequence varying the frequency" Is it possible to configure the potenciostat without the...

21 February 2021 418 2 View

Do you know this error? The experiment was stopped by a potential overload on Vs (auxiliary electrode)?

Hello everyone Do you have any information about this error 'The experiment was stopped by a potential overload on Vs (auxiliary electrode)' in Origamaster software? I tried everything possible,...

19 February 2021 3,152 7 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

Not able to charge-discharge Li-ion coin cell at higher C rate ?

I am working on cathode material. I have made different Li-ion coin cell against Li metal using commercial available cathode materials such as LCO,LMO, LFP and NMC and also with the lab...

18 February 2021 1,450 3 View