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Jarkko Niiranen

  • Phone+358503503196
  • Rakentajanaukio 4, 02150 Espoo Finland

20032020

Research output per year

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Research Output

2020

Anisotropic strain gradient thermoelasticity for cellular structures : plate models, homogenization and isogeometric analysis

Khakalo, S. & Niiranen, J., 1 Jan 2020, In : JOURNAL OF THE MECHANICS AND PHYSICS OF SOLIDS. 134, 36 p., 103728.

Research output: Contribution to journalArticleScientificpeer-review

9 Citations (Scopus)

A second strain gradient damage model with a numerical implementation for quasi-brittle materials with micro-architectures

Nguyen, T. H. A. & Niiranen, J., 1 Mar 2020, In : MATHEMATICS AND MECHANICS OF SOLIDS. 25, 3, p. 515-546 32 p., 1081286519884695.

Research output: Contribution to journalArticleScientificpeer-review

5 Citations (Scopus)

Editorial

Niiranen, J., 1 Jan 2020, In : Rakenteiden mekaniikka. 53, 1, p. II 1 p.

Research output: Contribution to journalEditorialScientific

Open Access
2019

A six-variable quasi-3D model for static analysis of laminated composite plates using isogeometric analysis

Tran, L. V., Abdel Wahab, M. & Niiranen, J., 1 Jan 2019, Proceedings of the 1st International Conference on Numerical Modelling in Engineering - Volume 1 Numerical Modelling in Civil Engineering, NME 2018. Wahab, M. A. (ed.). p. 135-142 8 p. (Lecture Notes in Civil Engineering; vol. 20).

Research output: Chapter in Book/Report/Conference proceedingChapterScientificpeer-review

1 Citation (Scopus)

Continuum damage modelling of quasi-brittle materials by using the material point method

Tran, Q. A., Nguyen, T., Sołowski, W. T. & Niiranen, J., 2019, Proceedings of the 32nd Nordic Seminar on Computational Mechanics. Niemi, A. H. & Koivurova, H. (eds.). p. 160-161 (Raportti / Oulun yliopisto, Konetekniikka ; no. 9).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

Foreword

Niiranen, J., 31 Dec 2019, In : Rakenteiden mekaniikka. 52, 4, 1 p.

Research output: Contribution to journalEditorialScientific

Open Access
File
3 Downloads (Pure)

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 journalArticleScientificpeer-review

13 Citations (Scopus)

Lattice structures as thermoelastic strain gradient metamaterials: Evidence from full-field simulations and applications to functionally step-wise-graded beams

Khakalo, S. & Niiranen, J., 15 Nov 2019, In : Composites Part B: Engineering. 177, 15 p., 107224.

Research output: Contribution to journalArticleScientificpeer-review

7 Citations (Scopus)

Nonlinear bending of microarchitectural thin beams within strain gradient elasticity

Tran, L. & Niiranen, J., 2019, Proceedings of the 32nd Nordic Seminar on Computational Mechanics. Niemi, A. H. & Koivurova, H. (eds.). p. 158-159 (Raportti / Oulun yliopisto, Konetekniikka ; no. 9).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

Parametric modelling of cellular beam and plate structures by orthotropic strain gradient thermo-elasticity

Niiranen, J., Khakalo, S. & Balobanov, V., 18 Oct 2019, Proceedings of the 32nd Nordic Seminar on Computational Mechanics. Niemi, A. H. & Koivurova, H. (eds.). p. 124-126 (Raportti / Oulun yliopisto, Konetekniikka ; no. 9).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

Strain gradient elasticity in structural mechanics: Isogeometric implementations and applications to microarchitectured materials

Balobanov, V., Khakalo, S. & Niiranen, J., 2019, 5th ECCOMAS Young Investigators Conference: Book of Abstracts. Perzyński, K. & Bzowski, K. (eds.). p. 337-339

Research output: Chapter in Book/Report/Conference proceedingConference contributionProfessional

Structural optimization employing isogeometric tools in Particle Swarm Optimizer

Tsiptsis, I. N., Liimatainen, L., Kotnik, T. & Niiranen, J., 1 Jul 2019, In : Journal of Building Engineering. 24, 12 p., 100761.

Research output: Contribution to journalArticleScientificpeer-review

8 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 journalArticleScientificpeer-review

Open Access
File
42 Citations (Scopus)
220 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 journalArticleScientificpeer-review

3 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 journalArticleScientificpeer-review

Open Access
File
2 Citations (Scopus)
17 Downloads (Pure)

Epistemological Explanation of Lean Construction

Koskela, L., Ferrantelli, A., Niiranen, J., Pikas, E. & Dave, B., Feb 2018, In : JOURNAL OF CONSTRUCTION ENGINEERING AND MANAGEMENT: ASCE. 145, 2, 10 p., 04018131.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File
9 Citations (Scopus)
153 Downloads (Pure)

Form-finding structural optimization for architectural design

Tsiptsis, I., Niiranen, J. & Kotnik, T., 4 Sep 2018.

Research output: Contribution to conferenceAbstractScientificpeer-review

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 Sep 2018, In : EUROPEAN JOURNAL OF MECHANICS A: SOLIDS. 71, p. 292-319 28 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File
31 Citations (Scopus)
28 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 Sep 2018, In : Computer Methods in Applied Mechanics and Engineering. 339, p. 137-159 23 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File
34 Citations (Scopus)
42 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 journalArticleScientificpeer-review

Open Access
File
4 Citations (Scopus)
36 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 journalArticleScientificpeer-review

Open Access
File
52 Citations (Scopus)
55 Downloads (Pure)

Pringle : equitangential bending active frame and minimal surface robe-net

Filz, G. H., Shahzad, S. & Niiranen, J., Jul 2018, Creativity in Structural Design: Proceedings of the Annual Symposium of the International Association for Shell and Spatial Structures. Adriaenssens, S. & Mueller, C. (eds.). IASS, p. 164 8 p. (Proceedings of the Annual IASS Symposia ).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Open Access
File
87 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 journalArticleScientificpeer-review

Open Access
File
17 Citations (Scopus)
41 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 journalArticleScientificpeer-review

Open Access
File
12 Citations (Scopus)
111 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 journalArticleScientificpeer-review

38 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 journalArticleScientificpeer-review

42 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 journalArticleScientificpeer-review

Open Access
File
110 Downloads (Pure)

On epistemology of construction engineering and management

Koskela, L., Pikas, E., Niiranen, J., Ferrantelli, A. & Dave, B., 2017, IGLC 2017 - Proceedings of the 25th Annual Conference of the International Group for Lean Construction. p. 169-176 8 p. (Annual Conference of the International Group for Lean Construction; no. 25).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Open Access
File
117 Downloads (Pure)

Shell models in the framework of generalized continuum theories: isogeometric implementation and applications

Balobanov, V., Khakalo, S., Kiendl, J. & Niiranen, J., 11 Oct 2017, 7th GACM Colloquium on Computational Mechanics for Young Scientists from Academia and Industry: Proceedings. von Scheven, M., Keip, M-A. & Karajan, N. (eds.). Stuttgart, p. 480-484 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionProfessional

File
21 Downloads (Pure)

Strain gradient elasticity theories in lattice structure modelling

Niiranen, J., Khakalo, S. & Balobanov, V., 11 Oct 2017, GACM Colloquium on Computational Mechanics for Young Scientists from Academia and Industry: Proceedings. von Scheven, M., Keip, M-A. & Karajan, N. (eds.). p. 471-475 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionProfessional

File
13 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 journalArticleScientificpeer-review

18 Citations (Scopus)
2016

Isogeometric analysis of gradient-elastic 1D and 2D problems

Balobanov, V., Khakalo, S. & Niiranen, J., 1 Apr 2016, Generalized continua as models for classical and advanced materials. Altenbach, H. & Forest, S. (eds.). Springer Verlag, p. 37-45 9 p. (Advanced Structured Materials; vol. 42).

Research output: Chapter in Book/Report/Conference proceedingChapterScientificpeer-review

4 Citations (Scopus)

Isogeometric galerkin methods for gradient-elastic bars, beams, membranes and plates

Niiranen, J., Khakalo, S., Balobanov, V., Kiendl, J., Niemi, A. H., Hosseini, B. & Reali, A., 2016, ECCOMAS Congress 2016 - Proceedings of the 7th European Congress on Computational Methods in Applied Sciences and Engineering. National technical University of Athens, Vol. 2. p. 2876-2882 7 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Isogeometric static analysis of gradient-elastic plane strain/stress problems

Khakalo, S., Balobanov, V. & Niiranen, J., 1 Apr 2016, Generalized continua as models for classical and advanced materials. Altenbach, H. & Forest, S. (eds.). Springer Verlag, p. 229-235 7 p. (Advanced Structured Materials; vol. 42).

Research output: Chapter in Book/Report/Conference proceedingChapterScientificpeer-review

4 Citations (Scopus)

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 journalArticleScientificpeer-review

35 Citations (Scopus)
2015

A locking-free model for ReissnerMindlin plates: Analysis and isogeometric implementation via NURBS and triangular NURPS

Beirão Da Veiga, L., Hughes, T. J. R., Kiendl, J., Lovadina, C., Niiranen, J., Reali, A. & Speleers, H., 2015, In : Mathematical Models and Methods in Applied Sciences. 25, 8, 33 p.

Research output: Contribution to journalArticleScientificpeer-review

44 Citations (Scopus)

A locking-free model for Reissner-Mindlin plates: Analysis and isogeometric implementation via NURBS and triangular NURPS

Beirão da Veiga, L., Hughes, T. J. R., Kiendl, J., Lovadina, C., Niiranen, J., Reali, A. & Speleers, H., 2015, Texas, USA, p. 33, (ICES Report; no. ICES REPORT 15-01).

Research output: Working paperProfessional

Differential cubature method for gradient-elastic Kirchhoff plates

Mousavi, S. M., Niiranen, J. & Niemi, A. H., 2015, In : Rakenteiden mekaniikka. 48, 3, p. 164-180

Research output: Contribution to journalArticleScientificpeer-review

Isogeometric analysis of gradient-elastic rods and 2D gradient-elastic dynamic problems

Balobanov, V., Niiranen, J. & Khakalo, S., 2015, 28th Nordic Seminar on Computational Mechanics, Tallin, Estonia, 22-23 October 2015. Berezovski, A., Tamm, K. & Peets, T. (eds.). Tallinn, p. 33-36

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Isogeometric analysis of gradient-elastic rods and 2D gradient-elastic dynamics problems

Balobanov, V., Niiranen, J., Khakalo, S. & Hosseini, B., 2015, XII Finnish Mechanics Days - XII Suomen mekaniikkapäivät, Tampere, 4-6.6.2015. Kouhia, R., Mäkinen, J., Pajunen, S. & Saksala, T. (eds.). Helsinki: Rakenteiden mekaniikan seura ry - Finnish Association for Structural Mechanics, p. 273-276

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Isogeometric analysis of gradient-elastic thin structures

Niiranen, J., Khakalo, S., Balobanov, V., Niemi, A. H., Kiendl, J., Hosseini, B. & Reali, A., 2015, 28th Nordic Seminar on Computational Mechanics, Tallinn, Estonia, 22-23 October 2015. Berezovski, A., Tamm, K. & Peets, T. (eds.). Tallinn, p. 125-128

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Isogeometric static and dynamic analysis of gradient-elastic plane strain/stress problems with applications

Khakalo, S., Niiranen, J. & Balobanov, V., 2015, 28th Nordic Seminar on Computational Mechanics NSCM28, Tallinn, Estonia, 22-23 October 2015. Tallinna, p. 85-88

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Isogeometric static and dynamic analysis of gradient-elastic plane strain problems

Khakalo, S., Niiranen, J., Balobanov, V. & Hosseini, B., 2015, XII Finnish Mechanics Days - XII Suomen mekaniikkapäivät, Tampere, 4.-6.6.2015. Kouhia, R., Pajunen, S. & Saksala, T. (eds.). Helsinki: Rakenteiden mekaniikan seura ry - Finnish Association for Structural Mechanics, p. 277-280

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Keskustelu kilpailukyvystä on liian yksioikoista

Niiranen, J., 2015, In : Helsingin Sanomat. 15.6.2015

Research output: Contribution to journalArticleGeneral public

Olen osasyyllinen kilpailukyvyttömyyteen

Niiranen, J., 2015, In : Helsingin Sanomat. 28.9.2015

Research output: Contribution to journalArticleGeneral public

2014

Isogeometric Analysis of Gradient Elastic Kirchhoff Plates

Niiranen, J., Niemi, A. H. & Kiendl, J., 2014, The27th Nordic Seminar on Computational Mechanics NSCM-27, KTH, Stockholm, Sweden, 22-24 October 2014. Eriksson, A., Kulachenko, A., Mihaescu, M. & Tibert, G. (eds.). KTH Mechanics Royal Institute of Technology, p. 276-279

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

Tiivistahtinen opiskelu ei sovi kaikille

Niiranen, J., 2014, In : Helsingin Sanomat. 31.5.2014

Research output: Contribution to journalArticleGeneral public

2013

A posteriori error analysis for the postprocessed MITC plate elements

Beirao da Veiga, L., Niiranen, J. & Stenberg, R., 2013, In : SIAM Journal on Numerical Analysis. 51, 1, p. 1-23

Research output: Contribution to journalArticleScientificpeer-review

1 Citation (Scopus)

Kierretty ja kaareva - Warped and twisted

Niiranen, J. & Wikar, M., 2013, In : Puu Wood Holz Bois. 1, p. 22-27

Research output: Contribution to journalArticleProfessional

2012

Residual based a posteriori error estimates for MITC plate elements

Beirao da Veiga, L., Niiranen, J. & Stenberg, R., 2012, ECCOMAS 2012, 6th European Congress on Computational Methods in Applied Sciences and Engineering, University of Vienna, Austria, September 10-14, 2012. Eds. Eberhardsteiner, J., Böhm, H. J. & Rammerstorfer, F. G. (eds.). p. 3221-3235

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific