University's role in the socio-economic development of the country?

Does the university have an effective role in the socio-economic development of the country? It's much more academic than open to job creation for young graduates. What do you think? Safia Taleb

23 September 2020 8,637 13 View

Is it possible to use 100% Ethanol as mobile phase for C18 or any reversed phase columns?

I want to separate 2 compounds on HPLC, and I have made the preliminary studies on TLC using reversed phase plates and 100% ethanol as mobile phase which achieved complete separation. Now I want...

13 August 2020 2,229 3 View

I want to ask, how we modeling the water in soil with Abaqus ?

I want to ask about how to model soil-water in Abaqus program? Thank you

21 April 2020 3,392 4 View

How to calculate current density of plate electrod?

I have 2 Aluminum plate electrodes anode and cathode. each plate of 2.5x3x0.1 cm dimension, and connected to a power supply. I want to use this electrodes in electrochemical processes. Please, how...

02 December 2019 4,760 3 View

There are any free (not commercial ) Software of Geotechnical Modelling ?

free used Software of Geotechnical Modelling

24 October 2019 4,680 6 View

How long it takes to publish in Iranian journal of child neurology? Any experience?

How long it takes to publish in Iranian journal of child neurology? Any experience?

31 December 2018 7,063 0 View

Abaqus Thermo-mechanical analysis?

Hello, Anyone familiar with thermo-mechanical analysis on Abaqus? I need some help. Regards

31 May 2018 5,947 2 View

How to dilute DNA template for PCR?

I have extracted DNA from flies. I quantified DNA using nanodrop and got concentrations ranging between 1 and 30 n/ul of most of the samples. For some, concentrations were much higher: 14000,...

08 March 2018 7,983 7 View

Can anyone, please, explain to me, physically, why planar crack front is curved.?

15 March 2016 4,311 9 View

Does anyone have experience with DNA extraction from formalin fixed paraffin embedded (FFPE) tissue?

I am trying to extract DNA from FFPE tissue. I tried seveal protocols using the QIAamp DNA FFPE Tissue Kit. I usually get a good yield but with a low 260/230 ratio around 0.5 I think this may be...

11 July 2013 3,439 2 View

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

03 March 2021 8,272 1 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

Why can't make aluminum nitride film successfully by use sputter?

We use reactive sputtering process to make aluminum nitride film, and want to make c-axis aluminum nitride film on a silicon substrate, but the crystal orientation cannot be seen with...

03 March 2021 7,975 3 View

Waters 2707 HPLC autosampler problem?

I am using a 2707 waters HPLC device. When I try to inject a sample, it says missing plate or rack. I changed the needle and calibrated its position but I still get the same problem. I even get...

02 March 2021 1,408 1 View

Should we change media after1st 6hrs after plating HUVEC bought from INVITROGEN?it's not recomended by invitrogen.Will DMSO present in stock matter?

We have HUVEC bought from Invitrogen. Cat no -C-003-5c. while first plating the cells we have bought the protocol suggests not to centrifuge the cell with media to remove the DMSO. Should we...

02 March 2021 3,713 2 View

How to normalise data on OPM package from R Studio ?

Good afternoon, I recently used OmniLog from BIOLOG for my experimentations : I tested the metabolism of different strains on 2 types of plates. I have 16 strains of 3 different groups...

02 March 2021 3,584 1 View

Why almost every element would be metallized in sufficiently high pressure and low temperature?

(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...

02 March 2021 3,309 2 View

What is Nano technology with coronavirus helpe the human..and is it nano mterals removal of covid19?

I anwar by adsorption or reaction ..but it is either more method...

02 March 2021 4,811 2 View

How to compare different concentrations of nanoparticles for characterization from ICP-MS?

I took measurements of different concentrations of 15 nm and 5 nm Au nano particle solutions. I'm trying to determine which concentration I measured gives the best reading overall. I also...

02 March 2021 7,626 1 View

How optimize the Size Exclusion Chromatography?

Hello! I'll do a size exclusion chromatography, but I only have an open column, and I'll perform the peptide extraction from yeast, using buffer lysis (sodium phosphate 50 mM/NaCl 30 mM/DNAse and...

01 March 2021 2,215 2 View