Toughness enhancement in TiN/WN superlattice thin films

Julian Buchinger, Nikola Koutná, Zhuo Chen, +4

Acta Materialia

Materials ScienceMaterials EngineeringEngineeringToughness EnhancementPhysics +13

Point defects stabilise cubic Mo-N and Ta-N

Nikola Koutná, David Holec, Ondřej Svoboda, +2

Journal of Physics D Applied Physics

The impact of nitrogen content and vacancies on structure and mechanical properties of Mo–N thin films

Fedor F. Klimashin, Nikola Koutná, Holger Euchner, +2

Journal of Applied Physics

EngineeringThin Film Process TechnologyChemistryStructural MaterialsNitrogen Concentrations +19

Atomistic mechanisms underlying plasticity and crack growth in ceramics: a case study of AlN/TiN superlattices

Nikola Koutná, Lukas Löfler, David Holec, +5

Acta Materialia

Modest PlasticityEngineeringSevere Plastic DeformationMechanical EngineeringCrack Growth +16

Mechanistic study of superlattice-enabled high toughness and hardness in MoN/TaN coatings

Rainer Hahn, Nikola Koutná, Tomasz Wójcik, +6

Communications Materials

Correlating point defects with mechanical properties in nanocrystalline TiN thin films

Zaoli Zhang, Arsham Ghasemi, Nikola Koutná, +7

Materials & Design

Ab initio supported development of TiN/MoN superlattice thin films with improved hardness and toughness

Zecui Gao, Julian Buchinger, Nikola Koutná, +3

Acta Materialia

Materials ScienceMagnetic PropertiesMaterial AnalysisEngineeringSuperalloy +12

High-throughput first-principles search for ceramic superlattices with improved ductility and fracture resistance

Nikola Koutná, Alexander W. Brenner, David Holec, +1

Acta Materialia

EngineeringSuperlattice FilmsMechanical EngineeringFunctional CeramicNovel Superlattice Films +14

Heavy-element-alloying for toughness enhancement of hard nitrides on the example Ti-W-N

Julian Buchinger, Nikola Koutná, A. Kirnbauer, +2

Acta Materialia

EngineeringToughness EnhancementMechanical EngineeringHardnessStructural Materials +16

Stability and elasticity of metastable solid solutions and superlattices in the MoN–TaN system: First-principles calculations

Nikola Koutná, David Holec, Martin Friák, +1

Materials & Design

Materials ScienceFirst-principles CalculationsEngineeringPhysicsPhase Equilibrium +8