BEng, MEng, MSc, PhD

Author Archives: EmilioMtnez

ABAQUS UEL FOR PHASE FIELD MODELLING OF CORROSION

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ABAQUS user-element subroutine (UEL) to use the phase field method to predict corrosion, pitting corrosion, the pit-to-crack transition and stress corrosion cracking.   Paper: C. Cui, R. Ma, E. Martínez-Pañeda. A phase field formulation for dissolution-driven stress corrosion cracking. Journal of the Mechanics and Physics of Solids 147: 104254 (2021)   Download code (.zip file)

ABAQUS UMAT+HETVAL SUBROUTINE TO IMPLEMENT PHASE FIELD FRACTURE

Posted on by EmilioMtnez

ABAQUS user subroutines (UMAT+HETVAL) for implementing phase field fracture without the need for user elements by taking advantage of the heat transfer equation.   Paper: Y. Navidtehrani, C. Betegón, E. Martínez-Pañeda. A simple and robust Abaqus implementation of the phase field fracture method (submitted)   (Code to be uploaded soon)

Verma et al. (TIJAMT, 2021)

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P. Verma, J. Ubaid, A. Schiffer, A. Jain, E. Martínez-Pañeda, S. Kumar Essential work of fracture assessment of acrylonitrile butadiene styrene (ABS) processed via fused filament fabrication additive manufacturing THE INTERNATIONAL JOURNAL OF ADVANCED MANUFACTURING TECHNOLOGY (IN PRESS)

Ingrid et al. (JAM, 2021)

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I. Holte, A. Srivastava, E. Martínez-Pañeda, C.F. Niordson, K.L. Nielsen Interaction of void spacing and material size effect on inter-void flow localisation JOURNAL OF APPLIED MECHANICS 88(2), 021010 (9 pages) (2021)

ABAQUS UMATHT SUBROUTINE FOR COUPLED HYDROGEN DIFFUSION

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ABAQUS user material (mechanical UMAT and thermal UMATHT) subroutines for implementing hydrogen diffusion coupled with mechanical deformation, suitable for multiple traps.   Paper: R. Fernández-Sousa, C. Betegón, E. Martínez-Pañeda. Analysis of the influence of microstructural traps on hydrogen assisted fatigue. Acta Materialia 199: 253-263 (2020)   Download code (.zip file)

Diaz et al. (TAFM, 2020)

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A. Díaz, A. Zafra, E. Martínez-Pañeda, J.M. Alegre, J. Belzunce, I.I. Cuesta Simulation of hydrogen permeation through pure iron for trapping and surface phenomena characterisation THEORETICAL AND APPLIED FRACTURE MECHANICS 110, 102818 (2020)

Shlyannikov et al. (IJSS, 2020)

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V. Shlyannikov, E. Martínez-Pañeda, A. Tumanov, A. Tartygasheva Crack tip fields and fracture resistance parameters based on strain gradient plasticity INTERNATIONAL JOURNAL OF SOLIDS AND STRUCTURES 208-209, 63-82 (2021)