How can I partially remove the metal oxide layer for solar cell device?

Hi, I want to make a perovskite-based planar solar cell device. (electrode/HTL/perovskite/ETL/FTO) To fabricate the device, one electrode should be deposited on HTL and the other should be...

01 February 2021 229 6 View

Is there any general way to make polymer hydrophobic?

Now I try to make hydrophobic pillar array using Resin 3D printing (Formlab's 'Surgical Guide Resin'). But actually I don't know exactly what the resin is made of. But as we know it is the mixture...

05 July 2020 3,860 5 View

What is difference between GOQDs powder from freeze drying method and evaporation drying method?

My Graphene Oxide Quantum Dots(GOQD) are dissolved in DI water. So far, i used freeze drying method to get the GOQD powder. But it takes little long time. So i want to used evaporation drying...

10 March 2020 7,644 3 View

What is the best mesh fineness in calculating stress intensity factor with FE analysis?

Computed stresses strongly depend on the mesh fineness at a notch, but it seems to be not so strict for stress intensity factors. What is the best mesh fineness, and how about the accuracy in...

08 December 2019 8,810 1 View

How can I get the spread the CNT equally on the glass?

I want to spread the CNT(dissolved in DIwater) equally on the glass. I am using hotplate(100Celsius) now. I drop the CNT(dissolved in DIwater) equally. But After all the DIwater vaporize, the CNT...

03 December 2019 1,320 3 View

How does sublimation temperature change in Ultra-High Vacuum?

We have a molecule that we are thinking of annealing/depositing onto a substrate in ultra-high vacuum (UHV). From our past experience, we know that the molecule sublimates around 90C at 10mtorr....

16 July 2019 1,784 4 View

Why the atmosphere state should be argon gas when manufacture battery electrode?

I read a paper on the manufacture of battery electrodes that said the atmosphere state should be argon gas when manufacture the electrode. Is there any special reason?

27 June 2019 7,855 3 View

Does amplitude reduction factor of EXAFS have a strong temperature dependence?

We performed an EXAFS measurement for some alloys at 20 K. But we couldn't do it for pure elements at 20 K. Does amplitude reduction factor (SO2) of EXAFS have a strong temperature dependence?...

31 March 2019 7,655 6 View

Good anti-mouse c-Rel antibody for Western blot and/or immunofluorescence staining of cryosections?

I am looking for a good antibody to detect mouse c-Rel in Western blot and/or immunofluorescence staining of cryosections. We used to use sc-71 from Santa Cruz but it has been discontinued. The...

20 February 2019 7,936 2 View

How can i use HPLC for GABA measurement?

Hi. I have a question. I would like to use HPLC for GABA measurements. I would like to use the column with Zorbax Eclipse Plus C18, but I wonder how. Help!

24 January 2019 3,281 4 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

Dapi fluorescence protocol for colon cell lines ?

28 February 2021 2,534 2 View

Cloudy/high background western blot - can anyone help me?

Hi everyone! I try to detect VDR protein (~48 kDa) using Western Blot. After SDS-PAGE using 10% MP TGX Stain-Free Gel from BioRad I transferred the protein onto an metOH activated PVDF membrane...

23 February 2021 6,266 3 View

Protocol for membrane extraction E. coli?

Hello! I am interested in determining whether a poly-unsaturated fatty acid I have engineered E. coli to produce is being incorporated into the membrane of the cells or if it is simply a free...

21 February 2021 7,447 2 View

How do you prepare a porous crosslinked Polyvinyl alcohol and Glutaraldehyde membrane or film?

I am trying to prepare a Polyvinyl alcohol membrane for carbondioxide adsorption

08 February 2021 7,493 3 View

Background and spots in Western Blot membrane?

Do you know why my membrane looks like this? I did this western for Anti-hnRNP D/AUF1 antibody ab50692, as primary antibody in 1:1000 overnight at 4c and Anti-rabbit IgG HRP linked antibody...

07 February 2021 5,591 4 View

Acoustic simulation of Membrane?

I have 1 mm thick membrane. This membrane is perforated. I want to simulate this in Acoustic module of comsol. For this ,which type of module I can use in comsol.?

02 February 2021 2,505 6 View

Can i re-incubate a WB membrane with a higher solution of the previously used 1ry ab?

I've incubated my western-blot membrane with both primary and secondary antibodies and i just realized at the end that i've used a lower concentration of my primary antibody for my loading control...

27 January 2021 1,034 3 View

Difficulties purifying Outer Membrane Vesicles using a Sucrose Density Gradient: Unable to detect any protein after this process?

I'm currently trying to purify Outer Membrane Vesicles (OMVs) following their extraction from the bacteria I'm working with. After the initial extraction the concentration of protein seems good...

27 January 2021 6,852 3 View