Is it reasonable to use stress boundaries to simulate situations with tectonic stress in FLAC3D?

Dear all I want to build a small fault model, considering the tectonic stress, the horizontal stress is relatively high.Is this the case where you can only use the stress boundary.This is a fixed...

13 July 2020 450 3 View

How can i know a small molecule or drug can penetrate into cell membrane and come into cytoplasm?

i want to select drug which can cross cell membrane and come into cytoplasm. how can i know? which property of drug is important? best

16 April 2020 3,926 3 View

Should I equilibrate protein at different temperature in molecular dynamcis simulation?

I would like to determine the structural changes of my protein at different temperature (eg. 350 K). In gromacs tutorial, the protein is equilibrated using nvt and npt under normal condition (300...

09 April 2019 9,392 3 View

In comsol, how to solve a problem with extremely small material parameter?

I try to simulate zero-index-material in RF module, so the permittivity and permeability should be very small value, like 10-4 or even smaller. But when the permittivity and permeability are too...

06 November 2018 4,818 13 View

Surface modification of pure Si nanoparticles?

Can we add amine group from APTES to the surface of pure Si nano particles instead of silica? If yes, what is the suitable solvent and method to do so?

22 March 2018 2,342 9 View

Why i cannot get a good curve of acarbose in alpha-glucosidase assay?

I had tested Acarbose in Alpha-glucosidase assay, the result showed a very low absorbance, it almost same reading as negative control (Distilled water). Below is my method of the assay. Anyone...

08 December 2017 2,457 2 View

Has anyone here experience with culturing Breast cancer stem cells (Parental)?

10 August 2017 4,949 3 View

No title

05 July 2017 2,232 8 View

Do we need to do statistical analysis for miRNA expression that showed in fold change?

I get fold change of miRNAs expression after running qPCR. I would like to know whether I need to do statistical analysis for those fold change or not? in fold change, if expression level is above...

17 June 2017 618 4 View

Can cell grow on a pure minimal salt media (MSM) without any carbon source?

30 May 2017 7,995 11 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

Where can I find atmospheric measurement profiles (temperature, density, etc.) between 300-800 km altitude?

I am investigating thermospheric mass density profiles between 300-800 km altitude. I would like to compare the variability with other parameters, including temperature, electron content,...

01 March 2021 5,902 3 View

1 nm thick MgO thin-film to be deposited on Si wafer using thermal evaporation. What will be the optimum deposition conditions?

Favourable conditions of base pressure, rate of deposition. Also, by which characterisation technique to be used to verify the thickness of the deposited film.

28 February 2021 3,640 3 View

Can water be extracted from Olivine?

I have always been interested in geology and wondered about how unique structures of materials behave in different circumstances. I stumbled upon Olivine, the magnesium iron silicate, and heard...

28 February 2021 7,330 4 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 delaminate copper in water-based anodes?

Hello everyone, I'm looking for a way to delaminate copper current collector of water-based anodes in Li-ion batteries without damaging the graphite film. I tried different materials such as HNO3...

24 February 2021 3,785 3 View

Is there an ideal incubation time of RGO-modified SPCE before subsequent use, i.e., electrochemical characterization or further modification?

I notice that upon washing and air-drying of my RGO/SPCE surface and characterizing again via DPV, the current response towards ferricyanide probe significantly decreases. My worry is that the...

22 February 2021 5,324 3 View

How can I measure the thickness of thin layers deposited on textured glass susbtrates?

I want to measure the thickness of aluminum oxide and titanium oxide layers deposited on textured glass substates. The layer thicknesses are typically below 100nm.

21 February 2021 5,465 4 View

What is the best etching method for Mg-Ca alloy?

I have used Picral etchant (4.2 g Picric acid, 10 mL Acetic acid, 70 mL Ethanol, 10 mL distilled water) but it didn't work. Is there any alternative?

21 February 2021 2,558 5 View

What is the detection limit of ED-XRF technique for transition metals in silicon ?

Hi everybody, please, can someone tell us if the transition metals (W, Fe, Ni, etc ...) in silicon destined for solar cell manufacturing can be detected by ED-XRF technique. Note that the...

18 February 2021 6,231 4 View