How much the microbial exploration in oil and gas industry is applicable?

Microbial oil and gas prospecting (MPOG) I would grateful it if you could provide me with your invaluable comments and ideas on the following questions: 1- Do you consider MPOG as a promising...

15 December 2020 9,895 2 View

How can I apply heat flux on edge of a layered shell in Comsol?

Hi everybody I modeled a piece of CFRP in Comsol with a thickness of about 2cm, I used the new module in Comsol 5.5 ( thermal stress in layered shells) Everything has gone well but after the...

10 May 2020 8,246 3 View

How to get permission for any content reproduced in a new submission?

I have been asked to get the required permission for the figures reproduced in my review paper from other publications. All the figures which are reproduced from other publications appropriately...

13 February 2020 4,970 8 View

How are silver nanowires dispersed to isopropanol?

I synthesised nano wires using Polyol method then centrifuged and I have dispersed them into ethanol But they did not disperse into isopropanol. How do I disperse them into isopropanol (IPA)?

23 July 2019 4,428 1 View

FMRI between-group correlation study: how to specify study variables?

I am designing an fMRI study for my dissertion and I got consfused as I got to this part. Since, I have to signify the study variables one by one in a chart and provide theoritical and operational...

20 January 2019 7,607 9 View

Do you think that exist relation between desertification and climate change?

Today, desertification is one of major environmental problems.

08 October 2017 9,600 12 View

How can i define a reference point in ABAQUS?

02 December 2016 5,381 10 View

What is the best method of intering different temperature conditions into different areas of a unit solid volume?

21 July 2016 7,328 1 View

Is producing boiling water with low quantity from a fluid with a lower temperature but vast quantity theoretically impossible?

I am an electrical engineer and I am not much familiar with fluid mechanics, I am curious to know that Is producing boiling water with low quantity from a fluid with a lower temperature but vast...

28 June 2016 3,487 6 View

Whats the real behavior of rc circuits?

In series RC circuit with dc power supply the maximum capacitor voltage should be equal to power supply but in my experiments it's less than expected value and it's proportional to resistor, while...

14 December 2014 4,350 64 View

Can I polymerize NIPPAm with PEGmethacrylate or only with PEGacrylate?

I want to perform the synthesis of a hydrogel and I want to know if I can polymerize NIPPAm with PEGmethacrylate or only with PEGacrylate?

02 February 2021 2,106 6 View

How can solve/disperse silicon nanoparticles in water?

I want to add silicon nanoparticles to my hydrogel, but when I sonicated these particles with water to disperse them in water, they agglomerated on the water's surface. How can I disperse them in...

26 January 2021 213 4 View

Anyone know how to dilute strong hydrogel structure?

I am working on PVA-GMA hydrogel that is a really strong polymeric structure like rubber. Because I am in the middle of analysis, it is difficult to dissolve the gel using a common solvent. I...

20 January 2021 3,501 2 View

How can I stain 3d printed cells in hydrogel without damaging the gel?

I tried staining my cells in a gel using standard protocols with 4PF% for fixation and triton-X or saponin for permeabilization but the gel always gets damaged throughout the steps, and at the end...

17 January 2021 4,170 1 View

Why Selenium nanoparticles synthesized by PEG 200 could not be scaled up ?

I could not synthesize Selenium nanoparticles by PEG 200 at up-scale ( more than 100 ml) as it got aggregated while at small amounts it works fine , I work with 850 PPM using selenium powder in...

08 January 2021 10,049 1 View

Does soft algniate hydrogel influence calcium concentration of a solution (cell culture medium)?

05 January 2021 6,066 4 View

After cellulose is regenerated in water, a cellulose hydrogel is formed. I want to know if there is crystallinity inside the the hydrogel?

After cellulose is dissolved and regenerated in water, a regenerated cellulose hydrogel is formed. I want to know if there is crystallinity inside the hydrogel, or it will not crystallize until it...

04 January 2021 7,466 4 View

When measuring the resistance of hydrogel, how to solve the data instability?

When I was measuring the hydrogel resistance, I found that the data was not very stable because of the wire or the DIRECT current

02 January 2021 3,205 2 View

Are hydrogels really important for food processing sector ?

Dear all, I am just reading about a new trend in food sector i.e. developing hydrogels. Literature showed uses of hydrogels in food packaging and bioactive molecule delivery or their carrier in...

27 December 2020 4,392 6 View

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18 December 2020 2,575 4 View