How to adjust a SEM parameters to get a good resolution for the image ?

i synthesized pyrochlore nanopowders and i want to get a clear image using SEM techniques but oI have to know more about the parameters

12 October 2020 4,146 5 View

Why does my empty vector control fluoresce more than my fluorophore-containing vectors?

I'm using the SpectraMax M3 from Molecular Devices to read 96 well plates which contain wells with E. coli transformed with vectors containing a fluorophore under an inducible promoter. On this...

03 November 2019 1,787 1 View

Which isotope should I choose when doing ICP-MS?

12 September 2017 6,528 5 View

Can I use the quantile regression to test a interaction term?

Hey, everyone ! I really need some help for my research! Basically, my study focus on how the relationship between a and b is moderated by c, so c supposed to have moderate effect on the relation...

19 June 2016 4,639 4 View

How to embed Eu-doped Y2Sn2O7 in the co-precipitation method

using a coprecipitation method, I am preparing nanopowders Eu-doped Y2Sn2O7 and I want to embed these nanoparticles, how to do that using the same method

01 January 1970 5,080 3 View

How to decrease the Z-Average(d.nm) and the PdL in Th DLS measurements and what is the right method to disperse nanoparticles ?

I am measuring the size of my nanopawder (after dispersing them in deionized water ) and every time the Z-Average and the PdL are high

01 January 1970 2,153 4 View

How to reduce the size of nanoparticles? (after having synthesized them by coprecipitation method) and how which solvant should i use for DLS

I had synthesized nanopowders by using the coprecipitation method and I got 300nm of size but I want to reduce their size for better imaging and results and also I want to characterize them using...

01 January 1970 1,789 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