1-8 July 2022
Virtual Conference
Africa/Johannesburg timezone
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The effects carbon and boron on the T-MnAl alloy properties employing the first principle approach.

4 Jul 2022, 16:15
15m
Zoom Platform (Virtual Conference)

Zoom Platform

Virtual Conference

Oral Presentation Track A - Physics of Condensed Matter and Materials Physics of Condensed Matter and Materials

Speaker

ITUMELENG SEBE (SEFAKO MAKGATHO HEALTH SCIENCE UNIVERSITY)

Description

The development of permanent magnets without rare-earth elements has gained a lot of attension. The T-phase MnAl alloy has gained particular attention due to the low cost of materials required. The density functional theory (DFT) within the generalized gradient approximation (GGA) was used to perform first-principle calculations, to study the T-MnAl alloy. The effects of carbon and boron on the electronic and magnetic properties of T-MnAl alloy were studied. The spin Orbital magnetic moments of Mn, C, and B ions were found to be opposite to each other, which is in agreement with Hund's rule. The total spin magnetic moments were found to be lower than that of the total orbital magnetic moment.

Level for award;(Hons, MSc, PhD, N/A)?

MSc

Apply to be considered for a student ; award (Yes / No)? yes

Primary author

ITUMELENG SEBE (SEFAKO MAKGATHO HEALTH SCIENCE UNIVERSITY)

Presentation Materials

Peer reviewing

Paper