Research Output

Research Output per year

2003 2021

• 39 Article
• 26 Conference contribution
• 9 Working paper
• 6 Chapter
• 3 More
  • 2 Editorial
  • 1 Abstract

Research Output per year

Research Output per year

Search results

• Conference contribution

  A posteriori error estimates for MITC plate elements

  Niiranen, J., Beirao da Veiga, L. & Stenberg, R., 2011, ADMOS 2011 International Conference on Adaptive Modeling and Simulation, Paris, France, 6-8 June 2011. Aubry, D., Diez, P., Tie, B. & Pares, N. (eds.). Barcelona: CIMNE, p. 353-364

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › Scientific

• A postprocessing method for the MITC plate elements

  Lyly, M., Niiranen, J. & Stenberg, R., 2006, ENUMATH 2005, Santiago de Compostela, Spain, July 18-22, 2005. Bermúdez de Castro et al., A. (ed.). p. 1057-1067

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › Scientific › peer-review

• A residual based a posteriori error estimator for post-prosessed MITC plate elements

  Berairo da Beiga, L., Niiranen, J. & Stenberg, R., 2011, 24th Nordic Seminar on Computational Mechanics, Helsinki, Finland, October 3-4, 2011. Helsinki: Aalto University, p. 89-92 (Aalto University publication series Science + Technology; vol. 2011, no. 23).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › Scientific

• Computational results for the superconvergence and postprocessing of MITC plate elements

  Lyly, M., Niiranen, J. & Stenberg, R., 2005, 18the Nordic Seminar on Computational Mechanics, Silja Serenade, Oct 27-30. Paavola, J. & Freund, J. (eds.). p. 75-78

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › Scientific › peer-review

• 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 proceeding › Conference contribution › Scientific

• 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 proceeding › Conference contribution › Scientific

• 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 proceeding › Conference contribution › Scientific › peer-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 proceeding › Conference contribution › Scientific › peer-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 proceeding › Conference contribution › Scientific › peer-review

• 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 proceeding › Conference contribution › Scientific › peer-review

  • Galerkin methods
  • Membrane
  • Galerkin Method
  • Elasticity
  • Sobolev spaces

• 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 proceeding › Conference contribution › Scientific › peer-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 proceeding › Conference contribution › Scientific › peer-review

• Jälkikäsittelymenetelmä MITC-laattaelementeille

  Lyly, M., Niiranen, J. & Stenberg, R., 2003, VIII Suomen Mekaniikkapäivät, Espoossa 12.-13.6.2003. Espoo: Teknillisen korkeakoulun lujuusopin laboratorio, p. 541-552

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › Scientific › peer-review

• 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 proceeding › Conference contribution › Scientific

  • elastic properties
  • gradients
  • Galerkin method
  • continuity
  • partial differential equations

• 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 proceeding › Conference contribution › Scientific › peer-review

  Open Access

  File
  131 Downloads (Pure)

• 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 proceeding › Conference contribution › Scientific

  • elastic properties
  • gradients
  • Galerkin method
  • homogenizing

• 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 proceeding › Conference contribution › Scientific › peer-review

  Open Access

  File

  • minimal surfaces
  • Guatemala
  • relief maps
  • elastic bending
  • Finland
  95 Downloads (Pure)

• 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 proceeding › Conference contribution › Scientific

• 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 proceeding › Conference contribution › Professional

  File

  • subroutines
  • fracture mechanics
  • mathematical models
  • elastic properties
  • computer programs
  24 Downloads (Pure)

• Some new results on MITC plate elements

  Lyly, M., Niiranen, J. & Stenberg, R., 2006, III European Conference on Computational Mechanics Solids, Structures and Coupled Problems in Engineering, Lisbon, Portugal, 5-8 June 2006. Mota Soares et.al., C. A. (ed.). p. 14

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › Scientific › peer-review

• 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 proceeding › Conference contribution › Professional

• 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 proceeding › Conference contribution › Professional

  File
  15 Downloads (Pure)
• Editorial

  Editorial

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

  Research output: Contribution to journal › Editorial › Scientific

  Open Access

• Foreword

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

  Research output: Contribution to journal › Editorial › Scientific

  Open Access

  File
  4 Downloads (Pure)
• Working paper

  A family of C^0 finite elements for Kirchhoff plates I: Error analysis

  Beirao da Veiga, L., Niiranen, J. & Stenberg, R., 2006, Espoo, (Helsinki University of Technology, Institute of Mathematics, Research Reports; no. A483).

  Research output: Working paper › Professional

• A family of C^0 finite elements for Kirchhoff plates II: Numerical results

  Beirao da Veiga, L., Niiranen, J. & Stenberg, R., 2006, Italia, (Preprints - Technical Reports, I.M.A.T.I. - C.N.R.; no. 20-PV).

  Research output: Working paper › Professional

  20 Citations (Scopus)

• A family of C0 finite elements for Kirchhoff plates II: Numerical results

  Beirao da Veiga, L., Niiranen, J. & Stenberg, R., 2007, Espoo, (Helsinki University of Technology, Institute of Mathematics, Research Reports A526).

  Research output: Working paper › Professional

  20 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 paper › Professional

• A posteriori error analysis for the Morley plate element with general boundary conditions

  Beirao da Veiga, L., Niiranen, J. & Stenberg, R., 2008, Espoo, p. 31, (Helsinki University of Technology, Institute of Mathematics, Research Reports; no. A556).

  Research output: Working paper › Professional

• A posteriori error estimates for the plate bending Morley element

  Beirao da Veiga, L., Niiranen, J. & Sterberg, R., 2006, Espoo, (Helsinki University of Technology, Institute of Mathematics, Research Reports; no. A492).

  Research output: Working paper › Professional

• A priori and a posteriori error analysis of finite element methods for plate models

  Niiranen, J., 2007, Espoo, p. 28, (Helsinki University of Technology, Institute of Mathematics, Research Report; no. A534).

  Research output: Working paper › Professional

• A Refined Error Analysis of MITC Plate Elements

  Lyly, M., Niiranen, J. & Stenberg, R., 2005, Espoo, p. 12, (Helsinki University of Technology, Institute of mathematics, Research Reports; no. A482).

  Research output: Working paper › Professional

  17 Citations (Scopus)

• Superconvergence and postprocessing of MITC plate elements

  Lyly, M., Niiranen, J. & Stenberg, R., 2005, Espoo, (Helsinki University of Technology, Institute of Mathematics, Research Report; no. A474).

  Research output: Working paper › Professional

  7 Citations (Scopus)