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Questions related to Materials Engineering
the hardness of a composite comes from the interface behaviour, the matrix and the particles. so while carrying out the nanoindentation how to find out where the nanoindenter is hitting. is it...
04 May 2017 4,071 1 View
I create a Boron thin film by sedimentation process at room temperature. And I don't know Is it the Rayleigh-benard convection?. Please explain for me. Thank you so much.
04 May 2017 3,601 1 View
Can someone help me in getting the research papers on the role of super absorbent polymers(SAP) in the flowability of iron ores
04 May 2017 3,943 2 View
Friction Stir welding of polymer
04 May 2017 4,916 0 View
Hello, i have some problems trying to calculate the areal weight (g/m^2) of a carbon fiber braided composite. Is there a way to measure it only knowing the weight per unit lenght (g/m), the numer...
04 May 2017 4,114 4 View
I have made micro lattice structure of PLA and performed compression test by which i want to generate the empirical relations. I have gone through some of the papers but only tensile strength of...
04 May 2017 834 2 View
Hello, we are doing some corrosion testing of titanium based alloys which have been welded and heat treated. I would like to prepare a sample for corrosion rate measurements via Tafel Scans in...
04 May 2017 9,628 6 View
Hello I've to use anhydrous NH3 for a reaction which generates water in-situ. The temperature is between 800-900 deg C at ATM pressure. Is SS316 material is suitable under these conditions? I am...
04 May 2017 3,475 3 View
Hello everyone, I am currently cutting small Ti samples via EDM wire cut. Samples are too tiny and required dimensions are even smaller. Clamping them is nearly impossible so I tried to mount them...
04 May 2017 8,263 3 View
I have quenched steel rebar in different mediums (liquid soap, automotive radiator antifreeze, and soda solution) but despite that, the hardness increased in comparison to normalized sample the...
04 May 2017 845 5 View
if i used polymer or composite as coating for metal or alloy when i calculate the corrosion current by tafel extrapolation we need density and equivalent weight for calculation in this case...
04 May 2017 7,616 5 View
I am looking for some suppliers (in Australia/All over the world) who deals with metal powder for additive manufacturing. Specifically, 4140 or 4130 (Chromium-Molybdenum steel alloy spherical...
04 May 2017 2,238 4 View
Basically i am doing trivalent chromium coating on carbon steel with palladium as second layer, so i need to ask if there is any solution to remove chromium oxides from chromium coated layer to...
04 May 2017 8,278 6 View
I am investigating corrosion protection of steel structures in agresssive environments by means of different organic coatings. I have seen different corrosion development for the steel panels of...
04 May 2017 9,926 9 View
i am doing MD simulation, in my case i doing simulation at 300 kel, 500 kel using NPT ensemble. But if i increase temperature in the ensemble, i should also increase the pressure also (i guess) if...
04 May 2017 4,853 9 View
My synthesis was of Shell and Core arrangement. Shell is CaCO3 and Core is Heptadecane. Temperature range was from 0 to to 50°C at rate of 5°C/min. For pure Heptadecae the peaks were obtained 12°C...
04 May 2017 6,007 5 View
When a dislocation faces precipitations, two probabilities might take place: 1)dislocation cut through precipitation particles or, 2)dislocation leave a loop around precipitation particles. We...
04 May 2017 3,664 10 View
By varying pressure from 0 to 25 MPa, is it possible to keep the flow rate same ?
04 May 2017 9,676 3 View
How submerged arc welding affects the electrical as well as thermal behavior of ceramic powders like Sio2, TiO2, Al2O3, CaF2 etc. which are used as welding fluxes. Please provide suitable literature.
04 May 2017 9,389 2 View
When a tablet made of organic acids is dissolved, it gives an acidic solution (pH 2). This solution causes galvanic reaction between ceramic magnet and spring. How to prevent/reduce this corrosion...
04 May 2017 4,792 8 View
I want to see grain boundary in annealing and (cold work +annealing) conditions. I used (5 ml HBF4, 48% +200 ml H2O); electrolytic etching (20 V, DC) & Polarization condition, but no result...
04 May 2017 166 8 View
I actually want to weld AISI304 and AA6061 by fsw so want the details of phase diagram of al-fe for the intermetallic compounds obtained at the joint.
04 May 2017 8,303 9 View
The rotation axis and rotation angle calculated by the orientation matrix for the {10-12} twinning is the normal of {10-12} and 180 degrees, respectively, which is correct for type...
04 May 2017 7,601 6 View
I want to model the two phase model of concrete which have the hardcore granular material covered with cement paste. I'm using PFC2D software(DEM) and FISH coding to model. My question is how to...
04 May 2017 7,787 0 View