Isogeometric contact analysis: Geometric basis and formulation for frictionless contact

By Jia Lu. 2011

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An unbiased computational contact formulation for 3D friction (2015, unknown): “Such formulations have recently been developed for frictionless [11; 12; 13; 14] and frictional contact [15; 16; 17].”
Isogeometric contact: a review (2014, unknown): “[65] J.”
A mortar formulation for 3D large deformation contact using NURBS-based isogeometric analysis and the augmented Lagrangian method (2012, background): “Lu [27], by using an interference fitting example, demonstrated that geometric smoothness alleviated the non-physical contact force oscillations which stem from the traditional approach of enforcing contact conditions through faceted surfaces.”
Isogeometric analysis: An overview and computer implementation aspects (2012, methodology): “ly, wehaveR,y for the derivativesofthe basisfunctions with respectto y. Havingthese basisfunction derivatives, we are now ready to deﬁne the B matrix for any element e Be = R[1] ,xR[2] ··· R[6] 0 ··· 0 0 0 ··· 0 R[1],y ··· R[6],y R[1],y R[2],y ··· R[6],y R[1],x ··· R[6],x (53) where the co”
Geometrically nonlinear analysis of functionally graded plates using isogeometric analysis (2015, unknown): “, 2014a), and contact problems (Lu, 2011).”