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Hey, does anyone know any effective way to separate virus from exosomes fraction? my problem with the separation of the EVs in this system is the fact that the virus that we work with particles...

06 December 2020 4,765 2 View

Number of cells for extacellular vesicles extraction?

hello! I want to extract vesicles from MDA MB 231 cell ligne, culture in serum free media for 48h, would you help me with th number of cells required to have the vesicles? thank you

03 December 2020 6,488 2 View

What are the XRD analysis conditions of the cement, sand and Limestone ?

I am a Phd student and I need to do XRD analysis on my pouder samples namely ( cement- sand- limestone and calcined clay). I was asked asked to specify the analysis conditions: -the nature of...

07 October 2020 5,737 6 View

Can anyone recommend me some articles about Fire endurance of wood concrete?

Are there documentations about Fire endurance of wood or wood shavings concrete? The literature is not very clear about this .

12 August 2020 8,203 3 View

Is it possible to use plant extract as natural sterilizer?

For economic reasons, sterilzation against covid_19 is very necessary, so is it possible to use plant extract?

11 May 2020 2,674 14 View

Which statistical analysis is more appropriate for my study?

I am trying to find the relationship between the use of defence mechanisms in early adulthood as predictors of neuroticism. Those who use more defence mechanisms will score higher on the...

14 April 2020 3,353 7 View

How do I carry out performance evaluation on a sorting machine?

I design a prototype for sorting tomatoes based on size and colours. The prototype will sort big red, big green, small green and small red

12 March 2020 2,386 3 View

Preparation of the mix for Standard PCR (without using a kit)?

Hi, Please anyone already prepared the mix for Standard PCR? But without using a commercial kit. It is for staphylococcal enterotoxins genes. I am looking for the concentrations of each...

08 February 2020 4,487 6 View

How to deal with mental health issues?

I feel communication helps in coping such issues to some level.

16 August 2019 7,405 31 View

Course -Preparation advices !?

Dear colleagues, As I am new in the domain of teaching courses, so it takes too much of time to prepare my course, saying for example: cryptography course, web development,..etc,... So, my...

30 May 2019 6,236 3 View

How to analyze a particular region of my simulation box in GROMACS?

Hi, I am using GROMACS 5.1.4 to simulate water in contact with a surface. I am only interested to calculate some properties of water near the surface. Let's say at a distance of x nm from the...

03 March 2021 9,989 2 View

How to get onecolumn document from standard IEEE ACCESS LateX template?

I have prepared a manuscript in IEEE Latex template, but for some purpose, I need to prepare a word file as well (detailed format is not required). Compared to two column .tex file, one column...

02 March 2021 1,830 3 View

How can the modification of garden soil cause global warming?

Hello, I am working on a soil project and I found a primary research article that tests how the modification of agricultural soil can cause global warming, using a thermal collector, however I...

02 March 2021 7,161 3 View

How can we obtain a modification factor for creep parameters?

I want to obtain standard creep parameters of salt rock by creep parameters of rectangular samples. Is there a modification factor to convert creep parameters of rectangular (prismatic) rock salt...

01 March 2021 7,131 1 View

Does anyone know how to plot my station to a section plot on Ocean Data View (ODV)?

I made a vertical section plot with WOA .nc file on ODV, and now I want to plot my stations (csv. file) in it. Does anyone know how to import my points to the section? They are two different...

01 March 2021 3,610 1 View

How can you bring two structures together to create an adhesive bond in LAMMPS?

I have created an Ice 1h crystalline structure and an Aluminium substrate structure and equilibrated both at 250K. Now I need to bring them together in a way that an adhesive bond is created....

01 March 2021 3,325 2 View

Anyone found any research papers on solar furnace design calculations (for solar concentration)?

I am thinking about working on solar furnace with heliostats that concentrate sunlight and heat molten salt, but currently no luck with research. Not a lot of papers based on the subject. (check...

01 March 2021 5,023 5 View

Does anyone know to clarify these changes?

01 March 2021 1,290 2 View

How can I convert .vesta file to a .cif file?

I've used the "export data" option in Vesta software to convert my unit cell into a cif file however when I use that cif in atomsk it shows error such as "can't read the position of atom 0". If I...

28 February 2021 4,966 3 View

Which transition metal salt precursor is best for doping? Why?

I would like to synthesize a transition metal doped TiO2 via solgel method. Hence, I would like to know which metal salt precursor to choose among Chloride, Nitrate, and Sulphate. A clear...

27 February 2021 4,285 3 View