[HTML][HTML] Materials science-based guidelines to develop robust hard thin film materials

PH Mayrhofer, H Clemens, FD Fischer - Progress in Materials Science, 2024‏ - Elsevier
For mechanically dominated load profiles, nitrides are preferred as the base material for
structural and functional hard coatings, while oxide-based materials offer better protection …

Modeling concepts for intermetallic titanium aluminides

F Appel, H Clemens, FD Fischer - Progress in Materials Science, 2016‏ - Elsevier
Intermetallic titanium aluminide alloys based on the ordered face-centred tetragonal γ (TiAl)-
phase represent a good example how fundamental and applied research along with …

[HTML][HTML] Thermal stability and oxidation resistance of Ti–Al–N coatings

L Chen, J Paulitsch, Y Du, PH Mayrhofer - Surface and Coatings …, 2012‏ - Elsevier
Ti1− xAlxN coatings are widely used for wear resistant applications due to their excellent
mechanical and thermal properties, which depend to a great extent on the Al content. Here …

Concepts for the design of advanced nanoscale PVD multilayer protective thin films

M Stueber, H Holleck, H Leiste, K Seemann… - Journal of Alloys and …, 2009‏ - Elsevier
Technological challenges in future surface engineering applications demand continuously
new material solutions offering superior properties and performance. Concepts for the …

[HTML][HTML] Mechanical properties and thermal stability of reactively sputtered multi-principal-metal Hf-Ta-Ti-V-Zr nitrides

A Kirnbauer, A Kretschmer, CM Koller, T Wojcik… - Surface and coatings …, 2020‏ - Elsevier
Abstract Crystalline (Hf, Ta, Ti, V, Zr) N nitride thin films, with a high-entropy metal-sublattice,
were synthesized at 440° C by reactive magnetron sputtering using an equimolar Hf-Ta-Ti-V …

Supertoughening in B1 transition metal nitride alloys by increased valence electron concentration

DG Sangiovanni, L Hultman, V Chirita - Acta Materialia, 2011‏ - Elsevier
We use density functional theory calculations to explore the effects of alloying cubic TiN and
VN with transition metals M= Nb, Ta, Mo or W at 50% concentrations. The ternary systems …

ScGaN and ScAlN: emerging nitride materials

MA Moram, S Zhang - Journal of Materials Chemistry A, 2014‏ - pubs.rsc.org
This review addresses the recent development and future prospects for Sc-based III-nitride
alloys in energy-efficient device applications. Wurtzite-structure ScAlN and ScGaN alloys are …

[HTML][HTML] Strain-stabilized Al-containing high-entropy sublattice nitrides

A Kretschmer, D Holec, K Yalamanchili, H Rudigier… - Acta materialia, 2022‏ - Elsevier
The impact of configurational entropy, enthalpy, and strain energy on the phase stability of
high-entropy materials has not yet been investigated quantitatively. We used ab-initio …

[HTML][HTML] Decomposition pathways in age hardening of Ti-Al-N films

R Rachbauer, S Massl, E Stergar, D Holec… - Journal of Applied …, 2011‏ - pubs.aip.org
The ability to increase the thermal stability of protective coatings under work load gives rise
to scientific and industrial interest in age hardening of complex nitride coating systems such …

Phase decomposition and strengthening in HfNbTaTiZr high entropy alloy from first-principles calculations

SM Chen, ZJ Ma, S Qiu, LJ Zhang, SZ Zhang, R Yang… - Acta Materialia, 2022‏ - Elsevier
Phase decomposition influences significantly the mechanical properties of high entropy
alloys (HEAs). Prediction of the phase decomposition of HEA is greatly hindered by the …