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Research Project

Steels and High Entropy Alloys

Understanding phase separation and segregation mechanisms.

Project Description

Steels and high entropy alloys are very important engineering materials. Understanding the phase separation and seggregation mechanisms in these alloys is extremely complex. And controlling them is even more challenging. However, it is critical to evaluate and understand the thermodynamics of these alloys. In this project, we have designed several thermo-mechanical treatments and characterization routines to understand the influence of various material defects and their interactions with wide range of alloying elements used in these materials.

Project Gallery

Related Publications

"Current Challenges and Opportunities in Microstructure-Related Properties..."

Metallurgical and Materials Transactions A • Sept 2020

This viewpoint paper reviews recent advances in understanding the microstructure–property relationships of advanced high-strength steels (AHSS)...

"Dislocation exhaustion and ultra-hardening of nanograined metals..."

Nature Communication • Jan 2022

This study demonstrates that nanograined Fe-Ni metals with grain sizes in the tens of nanometers can achieve ultra-high strength...

"Grain boundary segregation induced precipitation..."

Acta Materialia • Nov 2021

This study investigates phase evolution in a non-equiatomic nanocrystalline CoCuFeMnNi alloy using in-situ TEM heating...