Christian Frithiof Niordson

Christian Frithiof Niordson

Sektionsleder, Professor

DTU MEKANIK
Institut for Mekanisk Teknologi

Sektion for Faststofmekanik

Danmarks Tekniske Universitet

Nils Koppels Allé

Bygning 404, rum 112

2800 Kgs. Lyngby

Tlf.
Fax 45 25 19 61
E-mail cn@mek.dtu.dk
ORCID 0000-0001-6779-8924
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2019
 

A finite strain FE-Implementation of the Fleck-Willis gradient theory: Rate-independent versus visco-plastic formulation

Nielsen, K. L. ; Niordson, C. F.
in: European Journal of Mechanics A - Solids, vol: 75, pages: 389-398

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.1016/j.euromechsol.2019.02.010

 

A homogenized model for size-effects in porous metals

Niordson, Christian F. ; Tvergaard, Viggo
in: Journal of the Mechanics and Physics of Solids, vol: 123, pages: 222-233

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.1016/j.jmps.2018.09.004

 

An investigation of back stress formulations under cyclic loading

El-Naaman, S. A. ; Nielsen, K. L. ; Niordson, C. F.
in: Mechanics of Materials, vol: 130, pages: 76-87

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.1016/j.mechmat.2019.01.005

 

A potential for higher-order phenomenological strain gradient plasticity to predict reliable response under non-proportional loading

Panteghini, Andrea ; Bardella, Lorenzo ; Niordson, Christian F.
in: Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, vol: 475, issue: 2229

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.1098/rspa.2019.0258

 

A steady-state modeling framework incorporating the Kuroda–Tvergaard model: demonstrated on single crystal crack growth

Juul, K. J. ; El-Naaman, S. A. ; Nielsen, K. L. ; Niordson, C. F.
in: Archive of Applied Mechanics, vol: 89, issue: 10, pages: 2133–2145

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.1007/s00419-019-01567-4

 

Finite strain analysis of size effects in wedge indentation into a Face-Centered Cubic (FCC) single crystal

Lynggaard, J. ; Nielsen, K. L. ; Niordson, C. F.
in: European Journal of Mechanics A - Solids, vol: 76, pages: 193-207

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.1016/j.euromechsol.2019.02.008

 

Investigation of a gradient enriched Gurson-Tvergaard model for porous strain hardening materials

Holte, I. ; Niordson, C. F. ; Nielsen, K. L. ; Tvergaard, V.
in: European Journal of Mechanics A - Solids, vol: 75, pages: 472-484

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.1016/j.euromechsol.2019.03.001

 

Steady-state fracture toughness of elastic-plastic solids: Isotropic versus kinematic hardening

Juul, K. J. ; Martínez Pañeda, E. ; Nielsen, K.L. ; Niordson, C. F.
in: Engineering Fracture Mechanics, vol: 207, pages: 254-268

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.1016/j.engfracmech.2018.12.016

 

The role of plastic strain gradients in the crack growth resistance of metals

Martínez-Pañeda, Emilio ; Deshpande, Vikram S. ; Niordson, Christian Frithiof ; Fleck, Norman A.
in: Journal of the Mechanics and Physics of Solids, vol: 126, pages: 136-150

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.1016/j.jmps.2019.02.011

 

Wedge indentation of single crystalline monazite: A numerical investigation

Juul, K. J. ; Nellemann, C. ; Nielsen, K.L. ; Niordson, C. F. ; Kysar, J. W.
in: International Journal of Plasticity, vol: 112, pages: 36-51

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.1016/j.ijplas.2018.08.005