Please help
help here lease
What is the best industrial method for manufacturing polymers containing carbon nano-tubes composites materials . if there is any existing companies dealing with such composites , please let me...
31 December 2018 9,924 3 View
I used modified hummer method for preparing graphene from graphite, When i left the mixture 24h after refluxing , I found a very small bubble in the top of it. Can anyone please help . Also , why...
03 April 2016 6,946 6 View
if there is a table shows their properties? thanks in advance
11 December 2014 3,890 4 View
Acid is a mix from sulfric and nitric.
10 November 2014 7,424 3 View
Any idea please?
10 November 2014 782 5 View
Is 1 TP a theoretical or experimental value? Also, how can I measure this modulus? What is the effective modulus of filler in the composites? Thanks in advance.
10 November 2014 8,671 8 View
Or why are good dispersion and bad distribution of filler good for electrical conductivity? Thanks in advance
10 November 2014 5,524 9 View
Will the crystal size be bigger or smaller?
10 November 2014 3,213 5 View
Any help please
10 November 2014 1,075 1 View
Any help please , Also, Why thermal history can removed by hold the polymer for 5 min ?
10 November 2014 8,429 5 View
Hi, I'm currently working on a project where I need to plot the atom-projected band structure using GPAW. I've been able to calculate the band structure for my material, but I'm having trouble...
07 August 2024 269 3 View
Is there a straightforward way to conduct a sensitivity power analysis for a Kendall's Tau correlation? I was considering using the sensitivity setting and "Correlation: point biserial model" test...
28 July 2024 6,133 8 View
There are many types of symbolic judgements. For example, when an Israeli pilot flattens the home of a Palestinian family (even if they are forewarned), it is natural for them to experience shock...
28 July 2024 2,610 1 View
Hello! I am trying to calculate the sumatriptan molecule, but it has been counting for five days and it does not stop. It seems to me that it is too long and I am doing something wrong. Please...
25 July 2024 3,364 5 View
Dear Researchers, My question is associated with the "MDCI" method in Orca. Please let me clarify my question using a simple example: Suppose we are going to perform CBS extrapolation using "!...
21 July 2024 1,632 0 View
I am conducting a study aimed at exploring the correlation between introversion and social phobia among Lebanese adults. I need to calculate the minimal sample size using G Power, but I'm not sure...
19 July 2024 6,048 1 View
I'm trying to study the effects of introducing vacancy defects in my material. If I optimize my structure and find the lattice parameter before introducing vacancy, should I again optimize my...
18 July 2024 1,794 2 View
I am using a polygon mirror scanner that have 6 facets and the dc brushless motor speed was given 10,000 RPM. Now I want to know how to calculate the polygon speed if I change the power supply...
11 July 2024 5,942 1 View
Hello dear colleagues and professors Please what is the recommended type of pseudopotentials for QE? ultrasoft or norm conserving?? And from where get all types of pseudos (us, nc, pbe,...
09 July 2024 9,541 5 View
How is biomass energy essential in the power generation in a country.
08 July 2024 9,477 2 View
