Looking for Materials with high thermal expansion coefficient and high temperature resistance?

03 March 2021 8,272 1 View

Protein-aptamer gel electrophoresis help, please??

Hi, I have problems with running gel electrophoresis. I have tried agarose gel electrophoresis and native PAGE. I have two proteins, which have molecular weights of ~30kDa and ~180kDa and two...

03 March 2021 4,275 4 View

How the parameters (such as Mw, Chemical bonds, polymer bland and so on) affect the mechanic property of polymer (such as storage, loss modulus) ?

Anyone can recommend any books on such topics? Thanks in advance.

02 March 2021 8,457 2 View

Expression cloning by using cDNA,do I need to modify the cDNA first?

I am going to have a expression cloning of mammalian gene by using shuttle plasmid to transforming the E.coli However I don't know I should only inserting the Coding sequence ,or I can...

28 February 2021 5,440 3 View

Can I ask did any good platform or journals for learning the calcluation on the reference governors and command governor?

Recently I face some problems with the mathematical ( calculation) on the reference governor and command governor, so I need some help from you all to get which platform or journal can let me...

23 February 2021 7,746 2 View

How to discriminate between Sentinel-2 Level-2A Product Discriminators?

According to the Sentinel-2 user guide here (https://sentinel.esa.int/web/sentinel/user-guides/sentinel-2-msi/naming-convention), the compact naming convention is arranged as...

21 February 2021 5,919 9 View

How to get the vector of a specific vibration mode in phonon dispersion?

For example, I have this phonon dispersion(Fig. 1), and now I would like get vector of atoms which describes TA1 in P. I know v_sim can show vibrational animation of specific mode, but I do not...

20 February 2021 4,332 4 View

Blast analysis of RC,UHPC slabs using material model *MAT_72R3 in LS-DYNA?

20 February 2021 5,984 3 View

What influences inter-day reproducibility in UPLC-MS/MS analysis?

I was analyzing some metabolites in human plasma. While the intraday precision of these metabolites was acceptable ( less than 20%), the interday precision was quite large. So what influences...

13 February 2021 9,183 9 View

Plasmid amplification in S2 cell?

When co-transfect S2 cell with selection vector (pCoHygro or pCoBlast ) to make a stable cell line, does the gene integrate into the genome or just like E.coli? How do the plasmids amplify within...

09 February 2021 5,423 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

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 can we use a hybrid element in Abaqus Dynamic/Explicit for impressible materials?

Hi, all! How can we use a hybrid element in Abaqus Dynamic/Explicit for impressible materials? I have not find the choice for explicit element in Abaqus CAE. I am wondering whether it is possible...

25 February 2021 9,936 2 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