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

Polymer composites suddenly solidifies?

I am making polymer composite by solvent mixing method. When I am trying to add filler solution in polymer solution it quickly get solidified. How to make them then uinform? It doesn't give time...

03 March 2021 7,540 4 View

How the parameters (such as Mw, Chemical bonds, polymer bland and so on) affect the mechanic property of polymer (such as storage, loss modulus) ?

Anyone can recommend any books on such topics? Thanks in advance.

02 March 2021 8,457 2 View

How do I determine the degree of polymerization of PEG 400 based on NMR integration?

Hello, I am working on the photocatalytic degradation of PEG 400. I would like to know if it's possible to determine the degree on polymerization based on NMR integration, or by the MW of the...

02 March 2021 6,186 3 View

How to polymerize TEOS?

I want to polymerize TEOS on a surface. I know that NH4OH is a preferred catalyst and an alcoholic solvent should be used .But I can not find certain amounts of each material to use. Does any one...

02 March 2021 1,404 6 View

Can polymer concentrations be calculated based on the number average molecular weight?

Hello, I spin-cast two different polymers onto wafers and measure their height as a function of initial concentration. For polymer A, I have the weight-average molecular weight (Mw) as well as...

28 February 2021 7,882 2 View

POlymer+DMSO solution and moisture??

What could be the reason of moisture at the sides of Vial when I am preparing my polmyer+DMSO solution for membrane fabrication? What etiquettes I am possibly missing here?

28 February 2021 6,516 5 View

How to reduce residual stresses in MD simulation?

I am working on a preparation of representative polymeric structures of some popular polymers, such as polyimide or PTFE for MD simulation, during which a single nitrogen or oxygen atom will be...

24 February 2021 8,105 3 View

How to identify what type of fillers are in a polymer?

Hello everyone, I have some PHAs blended with fillers and nucleating agents, yet I don't know what kind of fillers or nucleating agents. The producer has shut down and there's no way to get in...

24 February 2021 1,356 8 View

How can I selectively dry etch Ti on a polymer substrate?

24 February 2021 5,378 1 View

How to do a surface treatment of uncoated TiO2 with polymer?

Basically, I would like to know how to treat or coat on the uncoated bare TiO2 (Ti-OH rich) surface with polymer which has anchoring groups in the polymer structure like trimethoxygroups. What is...

21 February 2021 4,657 6 View