When and where should we use a reference(s) in writing a research paper?

Of course we use references when we quote someone else statements or findings, however, sometimes they are bombard to look a research paper heavy. Can any explain when do we need to use a...

10 August 2020 3,123 6 View

What is the significance of standard deviation?

Just recently Transparency International released its Corruption Perception index. The index used scoring from multiple sources. In case of Pakistan it takes 8 different sources and the avg. score...

23 January 2020 7,284 2 View

How to simulate two nanodisks seperated by a distance in Nmag or oommf?

I am currently working on a project to find out magnetization reversal in closely packed magnetic vortices formed in an array of nanodisks. As a first step, I need to simulate two closely placed...

10 January 2020 6,807 1 View

How to solve "Undefined material property 'sigma' required by Phase 3 or Phase 1" in Comsol Multiphysics software?

Hello All, I am facing problem by using Comsole Multi physics Software, when i click Compute in home Toolbar. The System shows "Undefined material property 'sigma' required by Phase 3 or Phase...

14 May 2019 1,269 4 View

By Using COMSOL Software how could we detect Fault from EPR Cable??

I m working on detection of fault from EPR Cable using COMSOL Software, Need guidance about to detect fault by using this COMSOL Software.

22 March 2019 9,712 3 View

Have anybody carried out XRD analysis of MgTe crystal?

I am trying to confirm if a grown layer of mine is giving any XRD peak for MgTe or not. It'd be great to know about any previous work done where 2theta value and/or crystal plane of MgTe has been...

04 October 2018 175 3 View

What is the general procedure for extraction of sinigrin and allyl iso thiocyanate from mustard seeds and leaf?

15 March 2016 9,080 1 View

Can anybody help me to Identify this plant of Sundarban Margrove Forests of Bangladesh?

Tree species, fruits in cluster and hanging

09 March 2016 4,536 3 View

What problems have you found regarding the conservation of the desert island Biodiversity?

I am specially interested about the environmental threats.

01 January 1970 9,218 3 View

Can a person having a PhD in natural-science join a post-doc research focused on social-science?

If someone conducts a PhD research in natural science such as Physics, Chemistry etc, but meanwhile grows interest on social-science related research such as in anthropology, sociology etc and can...

01 January 1970 3,166 13 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

Distribution of particles in metal matrix?

How would define the "good" and "poor" distribution of particles within the matrix. Is there a quantitative solution to assess the distribution of the particles, which then having denotation of...

28 February 2021 7,397 8 View

Resistivity of PVD TiNx thin films vs. N2 flow?

In the PVD of TiN thin films (~100A), I've found the resistivity of the TiN films dropped from ~100 to 60um*cm with N2 flow increasing up to the metallic mode ending point; then the resistivity...

21 February 2021 1,864 2 View

How to construct different filler shape in MD simulations?

Is there any way to construct different initial filler shapes like triangle, square, rectangle, pillar, and tube in any simulation software.

20 February 2021 1,750 1 View

How to calculate stress at the cross section of spherical particles within a matrix?

Hi all, I am currently working on some background calculations before I start a new project related to metal matrix particulate composites. I am trying to find a way to calculate the stress at...

19 February 2021 8,503 3 View

Drop weight impact testing machine for composites?

Dear all, I hope everyone is safe and healthy I do have a question please. Where can I find a drop-weight impact testing machine to test fiber reinforced polymer composite plates (CFRP and GFRP)...

17 February 2021 3,820 3 View

What is the harmless way of cutting epoxy filled nanocomposite ?

I want to cut epoxy filled nanocomposite for FE-SEM analysis. What is the best way to cut it without resulting in any cracks or change in position or alignment of the particle reinforcement ? Also...

28 January 2021 7,084 5 View

How to know homogeneity of two thermoplastic polymer composite?

I have melt mixed to thermoplastic polymers. But I want to know the homogeneity of the composite. What are the methods to determine whether the composite is homogeneous or not? Please help.

20 January 2021 9,085 5 View

Continuum Damage in ANSYS Workbench?

Hey, i basically want to simulate a tensile test to validate the damage model of my composite material. When using the instant stiffness reduction the results converge but are not sufficent....

12 January 2021 2,313 3 View

What is reason behind rapid temperature drop after cutting the heat supply from the source ?

When a Carbon/PAEK material heated with an alternative current, I have seen a rapid/moderate/linear temperature drop after cutting the heat supply from the heat source. Even it continues for the...

11 January 2021 6,838 3 View