A novel alpha finite element method (αFEM) for exact solution to mechanics problems using triangular and tetrahedral elements

Computer Methods in Applied Mechanics and Engineering

Volumn 197, Issue 45-48, 2008, Pages 3883-3897

  Liu, G R ^a,b   Nguyen Thoi, T ^a   Lam, K Y ^c  

^a NATIONAL UNIVERSITY OF SINGAPORE   (Singapore)

^b SINGAPORE MIT ALLIANCE   (Singapore)

^c NANYANG TECHNOLOGICAL UNIVERSITY   (Singapore)

Author keywords

Alpha finite element method ( FEM); Finite element method (FEM); Lower bound; Node based smoothed finite element method (N SFEM); Numerical methods; Upper bound

Indexed keywords

ASPECT RATIO; CONTROL THEORY; LINEARIZATION; MATERIALS SCIENCE; MECHANICS; MESH GENERATION; SPEED; STANDARDS; THREE DIMENSIONAL; TWO DIMENSIONAL;

COMBINED MODELING; COMPUTATIONAL EFFORTS; ENERGY NORM; EXACT SOLUTIONS; FINITE ELEMENT METHOD (FEM); FINITE-ELEMENT METHODS; LARGE DEFORMATIONS; LINEAR AND NONLINEAR PROBLEMS; LINEAR PROBLEMS; LOWER BOUND; LOWER BOUNDS; NODE-BASED; NODE-BASED SMOOTHED FINITE ELEMENT METHOD (N-SFEM); NON-LINEAR PROBLEMS; NUMBER OF DEGREES OF FREEDOM; NUMERICA L RESULTS; NUMERICAL METHODS; PRESENT METHOD; QUASI-EQUILIBRIUM; SCALE FACTOR; STRAIN-ENERGY; TETRAHEDRAL ELEMENTS; THREE DIMENSIONAL (3D); UNIFIED APPROACH; UPPER BOUND; UPPER BOUNDS;

FINITE ELEMENT METHOD;

EID: 47149112776     PISSN: 00457825     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.cma.2008.03.011     Document Type: Article

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