Modelling size-dependent bending, buckling and vibrations of 2D triangular lattices by strain gradient elasticity models: applications to sandwich beams and auxetics S Khakalo, V Balobanov, J Niiranen
International Journal of Engineering Science 127, 33-52, 2018
95 2018 A posteriori error estimates for the Morley plate bending element LB da Veiga, J Niiranen, R Stenberg
Numerische Mathematik 106 (2), 165-179, 2007
72 2007 A locking-free model for Reissner–Mindlin plates: Analysis and isogeometric implementation via NURBS and triangular NURPS L Beirão Da Veiga, TJR Hughes, J Kiendl, C Lovadina, J Niiranen, ...
Mathematical Models and Methods in Applied Sciences 25 (08), 1519-1551, 2015
71 2015 Variational formulations, model comparisons and numerical methods for Euler–Bernoulli micro-and nano-beam models J Niiranen, V Balobanov, J Kiendl, SB Hosseini
Mathematics and Mechanics of Solids 24 (1), 312-335, 2019
69 2019 Isogeometric analysis for sixth-order boundary value problems of gradient-elastic Kirchhoff plates J Niiranen, J Kiendl, AH Niemi, A Reali
Computer Methods in Applied Mechanics and Engineering 316, 328-348, 2017
69 2017 Isogeometric analysis of higher-order gradient elasticity by user elements of a commercial finite element software S Khakalo, J Niiranen
Computer-Aided Design 82, 154-169, 2017
66 2017 Variational formulation and isogeometric analysis for fourth-order boundary value problems of gradient-elastic bar and plane strain/stress problems J Niiranen, S Khakalo, V Balobanov, AH Niemi
Computer Methods in Applied Mechanics and Engineering 308, 182–211, 2016
59 2016 Locking-free variational formulations and isogeometric analysis for the Timoshenko beam models of strain gradient and classical elasticity V Balobanov, J Niiranen
Computer Methods in Applied Mechanics and Engineering 339, 137-159, 2018
57 2018 Form II of Mindlin's second strain gradient theory of elasticity with a simplification: For materials and structures from nano-to macro-scales S Khakalo, J Niiranen
European Journal of Mechanics-A/Solids 71, 292-319, 2018
44 2018 A Family of LB Da Veiga, J Niiranen, R Stenberg
SIAM Journal on Numerical Analysis 45 (5), 2047-2071, 2007
40 2007 A family of C0 finite elements for Kirchhoff plates II: Numerical results LB da Veiga, J Niiranen, R Stenberg
Computer methods in applied mechanics and engineering 197 (21-24), 1850-1864, 2008
38 2008 Variational formulations and general boundary conditions for sixth-order boundary value problems of gradient-elastic Kirchhoff plates J Niiranen, AH Niemi
European Journal of Mechanics-A/Solids 61, 164-179, 2017
34 2017 Variational formulations and isogeometric analysis for the dynamics of anisotropic gradient-elastic Euler-Bernoulli and shear-deformable beams ST Yaghoubi, V Balobanov, SM Mousavi, J Niiranen
European Journal of Mechanics-A/Solids 69, 113-123, 2018
30 2018 Kirchhoff–Love shells within strain gradient elasticity: Weak and strong formulations and an H3-conforming isogeometric implementation V Balobanov, J Kiendl, S Khakalo, J Niiranen
Computer Methods in Applied Mechanics and Engineering 344, 837-857, 2019
29 2019 A refined error analysis of MITC plate elements M Lyly, J Niiranen, R Stenberg
Mathematical Models and Methods in Applied Sciences 16 (07), 967-977, 2006
28 2006 Anisotropic strain gradient thermoelasticity for cellular structures: Plate models, homogenization and isogeometric analysis S Khakalo, J Niiranen
Journal of the Mechanics and Physics of Solids 134, 103728, 2020
26 2020 A posteriori error analysis for the Morley plate element with general boundary conditionsL Beirão da Veiga, J Niiranen, R Stenberg
International journal for numerical methods in engineering 83 (1), 1-26, 2010
26 2010 Epistemological explanation of lean construction L Koskela, A Ferrantelli, J Niiranen, E Pikas, B Dave
Journal of Construction Engineering and Management 145 (2), 04018131, 2019
24 2019 Superconvergence and postprocessing of MITC plate elements M Lyly, J Niiranen, R Stenberg
Computer methods in applied mechanics and engineering 196 (33-34), 3110-3126, 2007
20 2007 Lattice structures as thermoelastic strain gradient metamaterials: Evidence from full-field simulations and applications to functionally step-wise-graded beams S Khakalo, J Niiranen
Composites Part B: Engineering 177, 107224, 2019
19 2019 
Sergei KhakaloVTT Technical Research Centre of FinlandVerifierad e-postadress på vtt.fi
