[HTML][HTML] In-situ observation of the phase evolution during an electromagnetic-assisted sintering experiment of an intermetallic γ-TiAl based alloy

M Musi, B Galy, JP Monchoux, A Couret, H Clemens… - Scripta materialia, 2022 - Elsevier
Electromagnetic-assisted sintering offers the possibility for a time-efficient densification of
intermetallic γ-TiAl based powders. Since the microstructure of the densified material and …

Synthesis of γ-TiAl by reactive spark plasma sintering of cryomilled Ti and Al powder blend: part II: effects of electric field and microstructure on sintering kinetics

Y Sun, K Kulkarni, AK Sachdev, EJ Lavernia - Metallurgical and Materials …, 2014 - Springer
The current study shows the dramatic effect of an electric field (EF) and use of nanosized
cryomilled grains on accelerating sintering kinetics during spark plasma sintering of blended …

Effect of powder state on spark plasma sintering of TiAl alloys

J Guyon, A Hazotte, JP Monchoux, E Bouzy - Intermetallics, 2013 - Elsevier
Two sets of TiAl-based powders were consolidated by spark plasma sintering (SPS) using
identical processing conditions. Both were prealloyed powders obtained by atomization, but …

Identification of microstructural mechanisms during densification of a TiAl alloy by spark plasma sintering

H Jabbar, A Couret, L Durand, JP Monchoux - Journal of alloys and …, 2011 - Elsevier
This work aims at identifying, by coupled scanning and transmission electron microscopy
(SEM and TEM) observations, the densification mechanisms occurring when an atomized Ti …

Field-activated sintering of blended elemental γ-TiAl powder compacts: Porosity analysis and growth kinetics of Al3Ti

KN Kulkarni, Y Sun, AK Sachdev, E Lavernia - Scripta Materialia, 2013 - Elsevier
Various powder compacts with targeted compositions of TiAl and Ti3Al were consolidated by
field-activated sintering, specifically spark plasma sintering (SPS) at various temperatures, to …

Microstructural evolution and mechanical properties of an advanced γ-TiAl based alloy processed by spark plasma sintering

D Wimler, J Lindemann, H Clemens, S Mayer - Materials, 2019 - mdpi.com
Intermetallic γ-TiAl based alloys are innovative lightweight structural high-temperature
materials used in aerospace and automotive applications due to already established …

In situ synchrotron high-energy X-ray diffraction analysis on phase transformations in Ti–Al alloys processed by equal-channel angular pressing

KD Liss, RE Whitfield, W Xu, T Buslaps… - Journal of …, 2009 - journals.iucr.org
Mixtures of 47-Al and 53-Ti powders (atomic%) have been consolidated using back
pressure equal-channel angular pressing starting with both raw and ball-milled powders. In …

In situ observations of solidification processes in γ-TiAl alloys by synchrotron radiation

O Shuleshova, D Holland-Moritz, W Löser, A Voss… - Acta materialia, 2010 - Elsevier
In situ observations of phase transformations involving melts are performed using energy-
dispersive diffraction of synchrotron X-rays on electromagnetically levitated γ-TiAl alloys …

In Situ Investigation of the Rapid Solidification Behavior of Intermetallic γ‐TiAl‐Based Alloys Using High‐Energy X‐Ray Diffraction

G Graf, J Rosigkeit, E Krohmer, P Staron… - Advanced …, 2021 - Wiley Online Library
Representing an attractive new processing method, additive manufacturing can be used to
manufacture parts made of γ‐TiAl‐based alloys for high‐temperature applications. However …

Reactive synthesis of Ti–Al intermetallics during microwave heating in an E-field maximum

S Vaucher, M Stir, K Ishizaki, JM Catala-Civera… - Thermochimica …, 2011 - Elsevier
The time-resolved X-ray diffraction synchrotron radiation technique was used in combination
with E-field microwave heating to study in situ the kinetics of intermetallic phase formation in …