Can anyone give me any idea of a suitable etchant for FeMnNiCoCu high entropy alloy?

More Satyajeet Dash's questions See All

How can an alloy form at a temperature lower than the melting point of its constituent elements?

The alloying of magnesium is carried out at 720C which the constituent materials have melting point above 800C.

10 November 2016 7,202 3 View

What is negetive creep and what are its implications?

Which materials can show negetive creep and how can this phenomenon used in day to day applications

09 October 2016 4,433 1 View

How to reduce size of a void in a metal from micron to nanometer range ??

I want to know if there is a way in which the void of the material inside the metal can be divided from micron size to nanometer size by splitting the voids into discrete voids of reduced size...

09 October 2016 2,709 3 View

Is there anyone with experience in TEM analysis who can assist with a manuscript for an upcoming journal?

Hello dear colleagues, We have prepared a manuscript on NiTi-based alloys and are seeking a second opinion on our current TEM results. If you are a Ph.D. holder with experience in TEM and have...

07 August 2024 9,563 0 View

How does grain and grain boundary affect the ceramic when studying its dielectric properties?

I am not able to get good literature and the physics behind how first these grains and grain boundaries arises out of no where when we make a pellet to study its dielectric properties and then how...

07 August 2024 5,177 3 View

How select composition for ods-high entropy alloys?

31 July 2024 2,795 1 View

I am trying to obtain microstructure for Mg-Zn-Sn alloy?

Any suggestions with respect to etchant composition and holding time?

27 July 2024 6,925 2 View

Will the catalytic effect of retained austenite happens in steels including RA?

The catalytic effect of retained austenite refers to the phenomenon wherein quenching steels with a small amount of retained austenite, when subjected to tempering at a specific temperature...

27 July 2024 8,508 0 View

How to display grain boundaries in RVE model?

Many literatures have shown that the RVE model shows the grain boundaries between different grains. How can this be achieved using DAMASK+paraview?

21 July 2024 9,224 1 View

What binders suggestion that I can use for zinc alloy?

I am working on powder metallurgy, and during the compaction process, the powder does not pelletize and remains in its powder form. To address this issue, I am considering using binders to improve...

13 July 2024 9,003 2 View

How to select temperatures for two-step aging treatment in high entropy superalloys?

Waspaloy is considered the benchmark alloy. Due to the different gamma prime solvus temperatures, we couldn't adopt the same double aging treatment. Can anyone suggest how to select temperatures...

13 July 2024 2,417 1 View

Is there an explanation of why a negative photoresist take-off after contact with ferric chloride (like in the pictures) ?

Deep etching Negative photoresist Acrylate polymer Chemical etching Ferric chloride Crosslinking Resolution

11 July 2024 2,476 4 View

NH3/NF3/H2 Remote plasma Oxi/nit selective etching mechanism help ??

Hello, I am an Etch Engineer. I am performing etching with high T_ox/Nit selectivity using remote plasma. Etching plasma is formed using only NH3/NF3/H2. 1. I wonder if it would be advantageous...

11 July 2024 8,115 2 View

Artashes Ter-Isahakyan

I have worked with that allow and had bit of trouble with etchants. Only one that consistently worked is a 3:2:1 HCl :H2O: HNO3 mixture. It may etch very quickly, If it is too strong add more water.

Regards

Shufeng Zhang

Entropy: A concept that is not a physical quantity

https://www.researchgate.net/publication/230554936_Entropy_A_concept_that_is_not_a_physical_quantity