Laves phases: a review of their functional and structural applications and an improved fundamental understanding of stability and properties

F Stein, A Leineweber - Journal of Materials Science, 2021 - Springer
Laves phases with their comparably simple crystal structure are very common intermetallic
phases and can be formed from element combinations all over the periodic table resulting in …

Microstructural characteristics and properties of CoCrFeNiNbx high-entropy alloy coatings on pure titanium substrate by pulsed laser cladding

K **ang, LY Chen, L Chai, N Guo, H Wang - Applied Surface Science, 2020 - Elsevier
Abstract CoCrFeNiNb x (x= 0 or 1 at.%) high-entropy alloy (HEA) coatings with good
metallurgical bonding were successfully prepared on surfaces of pure titanium sheets by …

Structure and stability of Laves phases. Part I. Critical assessment of factors controlling Laves phase stability

F Stein, M Palm, G Sauthoff - Intermetallics, 2004 - Elsevier
Laves phases form the largest group of intermetallic phases. Although they are well known
since long, there are still unsolved problems concerning the stability of the respective crystal …

Structure and stability of Laves phases part II—structure type variations in binary and ternary systems

F Stein, M Palm, G Sauthoff - Intermetallics, 2005 - Elsevier
In Part I, various models for the prediction of the occurrence and stability of Laves phases
have been discussed. In the present Part II paper, an overview is given on the various types …

Effect of Nb on hydrogen storage properties of Ti–V–Cr-based alloys

JY Yao, W de Paula Santos, M Moussa… - Materials Chemistry and …, 2024 - Elsevier
This research investigates the impact of incorporating Nb into Ti–V–Cr-based alloys, with
compositions ranging from Ti 30-x V 35 Cr 35 Nb x (x= 0, 5, 10, 15, and 20 at.%), with the …

Alloying effects on the fracture toughness of Nb-based silicides and Laves phases

KS Chan - Materials Science and Engineering: A, 2005 - Elsevier
Nb-based in situ composites are characterized by a large volume fraction of silicides and
Laves phase particles in an Nb solid solution matrix. The intermetallic hard particles can …

C15 NbCr2 Laves phase with mechanical properties beyond Pugh's criterion

Q Long, X Nie, SL Shang, J Wang, Y Du, Z **… - Computational Materials …, 2016 - Elsevier
Pugh's criterion in terms of the bulk/shear modulus ratio (B/G) is widely used to distinguish
the ductility and brittleness of metals, with the recommended B/G ratio of 1.75 for the …

A study of the effects of Hf and Sn on the microstructure, hardness and oxidation of Nb-18Si silicide based alloys without Ti addition

E Zacharis, C Utton, P Tsakiropoulos - Materials, 2018 - mdpi.com
The paper presents the results of an experimental study of large (≈ 0.6 kg) arc melted
buttons of four Ti free Nb-silicide based alloys with Sn addition with nominal compositions …

Stress-induced C14→ C15 phase transformation in a Zr (Fe, Cr) 2 Laves structured nanophase

F Yuan, C Liu, F Han, Y Zhang… - Journal of Applied …, 2020 - journals.iucr.org
The C14 (hexagonal close-packed) and C15 (face-centred cubic) close-packed structures
are found to coexist in an individual Zr (Fe, Cr) 2 Laves structured nanophase in Zircaloy-4 …

Characterization of fracture toughness and toughening mechanisms in Laves phase Cr2Nb based alloys

YL Xue, SM Li, H Zhong, HZ Fu - Materials Science and Engineering: A, 2015 - Elsevier
The effect of Ti content on the fracture toughness of the Cr 2 Nb–20/30/40Ti (in at.%) alloys
has been investigated in the arc melting and heat treatment (1473 K for 48 h) conditions …