Department of Mechanical and Production Engineering

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 Department of Mechanical and Production Engineering About the department Sections Mechanics and Materials Research Groups Material Instabilities Research

Research

KINK BAND INITIATION AND PROPAGATION

Failure mode in layered materials.

Material systems range from fibre composites, over laminated metals to geological materials.

Kink band broadening. Figures: Henrik Myhre Jensen, AU.
Kink band broadening. Figures: Henrik Myhre Jensen, AU.
Kink band broadening

Constitutive model

Piola-Kirchoff stress vs. velocity gradient.

Piola-Kirchoff stress vs. velocity gradient.
Piola-Kirchoff stress vs. velocity gradient.
Piola-Kirchoff stress vs. velocity gradient.

FRACTURE MODES IN THIN FILM SYSTEMS

Cut through film

Buckling driven delamination in thin film systems

Buckling driven delamination in thin film systems. Images: Henrik Myhre Jensen, AU.
Buckling driven delamination in thin film systems. Images: Henrik Myhre Jensen, AU.
Buckling driven delamination in thin film systems. Images: Henrik Myhre Jensen, AU.

Thin film on elastic-plastic substrate

Crack patterns at indentation.

Radial vs. circumferential cracks.

Thin film on elastic-plastic substrate. Images: Henrik Myhre Jensen, AU.
Thin film on elastic-plastic substrate. Images: Henrik Myhre Jensen, AU.
Revised 19.12.2023
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Henrik Myhre Jensen