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Questions related to Materials Science
Usually I measure grain size of my dense ceramic samples from SEM microstructures using ImageJ by line-intercept method. But now I have a range of samples with 90 to 94% density. The SEM images...
14 October 2020 5,516 4 View
Wavelength of light is an obvious factor, but this is not my point of question Some specific questions are What can be molecular/atomic level mechanism behind temperature and density dependence of...
12 October 2020 491 8 View
We are using a KWU 250MW Steam turbine to generate power. Recently we started encountering high Shaft vibrations(300micros pk-pk) at HP turbine front and rear bearings. The vibrations are observed...
10 October 2020 2,876 3 View
Hello, I am trying to isolate lactic acid bacteria from fermented fish using MRS agar (with 0.3% CaCO3) by direct plating and incubating at 37 °C under anaerobic conditions. After 48 hours of...
05 October 2020 6,294 14 View
I am trying to make a gel from APTES as a precursor using the sol-gel reaction. I tried different solvents (ethanol, acetone, DMF) and different catalysts (basic and acidic) with different...
04 October 2020 9,841 5 View
The current goal is to produce computers smaller than 10 nanometers. Future developments in nano computing will provide resolutions to the current difficulties of forming computing technology at...
04 October 2020 7,857 4 View
I want to fabricate a DSSC and in that as medium to exchange the charge between the electrodes I want to use I3-/I- solution as electrolyte, but I cannot find the exact method to prepare the...
23 September 2020 8,068 7 View
Hello Is it possible for the micro-segregation (non-equilibrium phases) coarsen during the homogenization treatment? There is an obvious reduction in the quantity, but some of the phases remained...
20 September 2020 5,147 3 View
I am currently working on the production of gelatin nanofibers for pharmaceutical applications. For further studies, the fibers need to be separated from the aluminium foil, But, After performing...
12 September 2020 1,132 5 View
That's my full passion to develop my personal skills and knowledge to play well in the next generation industrial applications with utilizing my background by Functional Materials program and...
08 September 2020 6,550 4 View
I am curious what it means when the loss modulus, E", never peaks during a DMA test (increasing temp / constant frequency). I would imagine that this material never dissipates energy over the...
02 September 2020 9,093 7 View
I am new to material simulation and I am willing to learn the theoretical aspects like what is k point mesh, how to interpret band diagram, how born charge results in IR spectra etc. I have...
30 August 2020 1,319 8 View
I have downloaded a demo version of SIMAPRO but I couldn't get the required database for my analysis. Would you please tell me about the crack version of SIMAPRO? As a student, it is expensive to...
29 August 2020 327 6 View
Is there any technique (such as post bake or any other treatment) through which we can improve the selectivity of ZEP 520A for Si dry etching? We use SF6+C4F8 gas for our reactive ion etching.
28 August 2020 1,842 1 View
Can you please tell what releasing agent should i use for gypsum mold for slip casting, and how to use?
25 August 2020 2,398 9 View
Essentially every published review paper on the MAX phases includes Sc2InC in its listings of 'known MAX phases'. However, most of these reviews either: 1) specifically do not reference Sc2InC,...
05 August 2020 2,151 3 View
In the diffusion-controlled process, peak currents are linearly proportional to the square root of the scan rate. In surface controlled (also known as an adsorption-controlled) process, peak...
02 August 2020 7,106 3 View
In materials science, a dislocation (line defect) represents a linear crystallographic defect within the crystal structure, which causes an abrupt change in the arrangement of atoms, which in turn...
28 July 2020 4,277 7 View
Generally, we always try to give low input to operate a device. What are the minimum values of voltage for CMOS technology and magnetic field for spintronics technology?
25 July 2020 5,776 2 View
Its a colloidal solution of nano materials and AlF3 forms during the reaction and its still exist in the sample even after water washings.
23 July 2020 5,050 0 View
Since I'm using the student version, I can't download the extension. Can anyone help with an extension of the Fluent 18.1 Thermal Comfort ACT? I really need that. Thank you in advance
22 July 2020 3,776 0 View
What according to you should be researched/accessed with respect to WC based solid lubricant tools? What is your view with respect to future research in this area? (For e.g. Tribological study...
20 July 2020 3,344 6 View
Hello, I want to do a MD simulation of a Binary structure, but the required potential file is not present in Lammps Software, I found a Journal Paper that contained the necessary potentials...
19 July 2020 4,135 1 View
I am trying to synthesize AgS thin film by chemical bath deposition method.I using silver nitrate,liquid ammonia and thiourea in appropriate proportion and molarity.When I add liquid ammonia to...
14 July 2020 1,282 6 View