Research output per year
Research output per year
- 20 results
Search results
-
2019
Kirchhoff–Love shells within strain gradient elasticity : Weak and strong formulations and an H3-conforming isogeometric implementation
Balobanov, V., Kiendl, J., Khakalo, S. & Niiranen, J., 1 Feb 2019, In: Computer Methods in Applied Mechanics and Engineering. 344, p. 837-857 21 p.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile41 Citations (Scopus)124 Downloads (Pure) -
Thermomechanical surface instability at the origin of surface fissure patterns on heated circular MDF samples
Ferrantelli, A., Baroudi, D., Khakalo, S. & Li, K. Y., 1 Oct 2019, In: Fire and Materials. 43, 6, p. 707-716 10 p.Research output: Contribution to journal › Article › Scientific › peer-review
4 Citations (Scopus) -
Variational formulations, model comparisons and numerical methods for Euler–Bernoulli micro- and nano-beam models
Niiranen, J., Balobanov, V., Kiendl, J. & Hosseini, S. B., Jan 2019, In: MATHEMATICS AND MECHANICS OF SOLIDS. 24, 1, p. 312-335 24 p.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile86 Citations (Scopus)318 Downloads (Pure) -
2018
Analytical Solutions and Stress Concentration Factors for Annuli With Inhomogeneous Boundary Conditions
Shahzad, S. & Niiranen, J., 1 Jul 2018, In: JOURNAL OF APPLIED MECHANICS: TRANSACTIONS OF THE ASME. 85, 7, 071008.Research output: Contribution to journal › Article › Scientific › peer-review
4 Citations (Scopus) -
Analytical solution with validity analysis for an elliptical void and a rigid inclusion under uniform or nonuniform anti-plane loading
Shahzad, S. & Niiranen, J., 1 Oct 2018, In: Theoretical and Applied Fracture Mechanics. 97, p. 62-72 11 p.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile11 Citations (Scopus)96 Downloads (Pure) -
Form II of Mindlin's second strain gradient theory of elasticity with a simplification: for materials and structures from nano- to macro-scales
Khakalo, S. & Niiranen, J., 1 Sept 2018, In: EUROPEAN JOURNAL OF MECHANICS A: SOLIDS. 71, p. 292-319 28 p.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile66 Citations (Scopus)237 Downloads (Pure) -
Locking-free variational formulations and isogeometric analysis for the Timoshenko beam models of strain gradient and classical elasticity
Balobanov, V. & Niiranen, J., 1 Sept 2018, In: Computer Methods in Applied Mechanics and Engineering. 339, p. 137-159 23 p.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile65 Citations (Scopus)150 Downloads (Pure) -
Modeling chemical reaction front propagation by using an isogeometric analysis
Morozov, A., Khakalo, S., Balobanov, V., Freidin, A., Müller, W. H. & Niiranen, J., 2018, In: Technische Mechanik. 38, 1, p. 73-90 18 p.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile8 Citations (Scopus)64 Downloads (Pure) -
Modelling size-dependent bending, buckling and vibrations of 2D triangular lattices by strain gradient elasticity models: applications to sandwich beams and auxetics
Khakalo, S., Balobanov, V. & Niiranen, J., Jun 2018, In: INTERNATIONAL JOURNAL OF ENGINEERING SCIENCE. 127, p. 33-52 20 p.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile130 Citations (Scopus)227 Downloads (Pure) -
Variational formulations and isogeometric analysis for the dynamics of anisotropic gradient-elastic Euler-Bernoulli and shear deformable beams
Tahaei Yaghoubi, S., Balobanov, V., Mousavi, S. M. & Niiranen, J., 1 May 2018, In: EUROPEAN JOURNAL OF MECHANICS A: SOLIDS. 69, p. 113-123 11 p.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile36 Citations (Scopus)135 Downloads (Pure) -
2017
Gradient-elastic stress analysis near cylindrical holes in a plane under bi-axial tension fields
Khakalo, S. & Niiranen, J., Apr 2017, In: International Journal of Solids and Structures. 110-111, p. 351-366 42 p.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile27 Citations (Scopus)136 Downloads (Pure) -
Isogeometric analysis for sixth-order boundary value problems of gradient-elastic Kirchhoff plates
Niiranen, J., Kiendl, J., Niemi, A. H. & Reali, A., Apr 2017, In: Computer Methods in Applied Mechanics and Engineering. 316, p. 328-348 21 p.Research output: Contribution to journal › Article › Scientific › peer-review
76 Citations (Scopus) -
Isogeometric analysis of higher-order gradient elasticity by user elements of a commercial finite element software
Khakalo, S. & Niiranen, J., 1 Jan 2017, In: Computer-Aided Design. 82, p. 154-169 16 p.Research output: Contribution to journal › Article › Scientific › peer-review
57 Citations (Scopus) -
Isogeometric finite element analysis of mode I cracks within strain gradient elasticity
Niiranen, J., Khakalo, S. & Balobanov, V., 2017, In: Rakenteiden mekaniikka. 50, 3, p. 337-340 4 p.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile127 Downloads (Pure) -
Variational formulations and general boundary conditions for sixth-order boundary value problems of gradient-elastic Kirchhoff plates
Niiranen, J. & Niemi, A. H., 1 Jan 2017, In: EUROPEAN JOURNAL OF MECHANICS A: SOLIDS. 61, p. 164-179 16 p.Research output: Contribution to journal › Article › Scientific › peer-review
44 Citations (Scopus) -
2016
Variational formulation and isogeometric analysis for fourth-order boundary value problems of gradient-elastic bar and plane strain/stress problems
Niiranen, J., Khakalo, S., Balobanov, V. & Niemi, A. H., 15 Aug 2016, In: Computer Methods in Applied Mechanics and Engineering. 308, p. 182-211 30 p.Research output: Contribution to journal › Article › Scientific › peer-review
70 Citations (Scopus) -
2015
Differential cubature method for gradient-elastic Kirchhoff plates
Mousavi, S. M., Niiranen, J. & Niemi, A. H., 2015, In: Rakenteiden mekaniikka. 48, 3, p. 164-180Research output: Contribution to journal › Article › Scientific › peer-review
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Keskustelu kilpailukyvystä on liian yksioikoista
Niiranen, J., 2015, In: Helsingin Sanomat. 15.6.2015Research output: Contribution to journal › Article › General public
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Olen osasyyllinen kilpailukyvyttömyyteen
Niiranen, J., 2015, In: Helsingin Sanomat. 28.9.2015Research output: Contribution to journal › Article › General public
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2014
Tiivistahtinen opiskelu ei sovi kaikille
Niiranen, J., 2014, In: Helsingin Sanomat. 31.5.2014Research output: Contribution to journal › Article › General public