About theory, measurements and simulations of short fiber reinforced concreteHerrmann, HeikoGeneral Assembly of the Marie Curie Alumni Association : 4 to 5 March 2016, Venice, Italy : book of abstracts2016 / p. 30 : ill https://www.mariecuriealumni.eu/sites/default/files/mcaa_book_of_abstracts_april_2016.pdf An improved constitutive model for short fibre reinforced cementitious composites (SFRC) based on the orientation tensorHerrmann, HeikoGeneralized continua as models for classical and advanced materials2016 / p. 213-227 https://doi.org/10.1007/978-3-319-31721-2_10 An Initial report on the effect of the fiber orientation on the fracture behavior of steel fiber reinforced self-compacting concreteHerrmann, Heiko; Braunbrück, Andres; Tuisk, Tanel; Goidyk, Oksana; Naar, HendrikShort fibre reinforced cementitious composites and ceramics2019 / p. 33-50 https://doi.org/10.1007/978-3-030-00868-0_3 Article collection metrics at Scopus Article at Scopus An orthotropic material model for steel fibre reinforced concrete based on the orientation distribution of fibresEik, Marika; Puttonen, Jari; Herrmann, HeikoComposite structures2015 / p. 324-336 : ill http://dx.doi.org/10.1016/j.compstruct.2014.11.018 Analysis and 3D visualisation of microstructured materials on custom-built virtual reality environment = Virtuaalkeskkonna arendamine mikrostruktuursete materjalide analüüsiks ja kolmemõõtmeliseks visualiseerimiseksPastorelli, Emiliano2015 https://digi.lib.ttu.ee/i/?2533 Analysis of ship wake transformation in the coastal zone using time-frequency methodsTorsvik, Tomas; Herrmann, Heiko; Didenkulova, Irina; Rodin, ArtemProceedings of the Estonian Academy of Sciences2015 / p. 379-388 : ill Analysis of short fibres orientation in steel fibre-reinforced concrete (SFRC) by X-ray tomographySuuronen, Jussi-Petteri; Eik, Marika; Herrmann, HeikoJournal of materials science2013 / p. 1358-1367 : ill A case study on the spatial variability of strength in a SFRSCC slab and its correlation with fibre orientationKartofelev, Dmitri; Goidyk, Oksana; Herrmann, HeikoProceedings of the Estonian Academy of Sciences2020 / p. 298-310 : ill https://doi.org/10.3176/proc.2020.4.03 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS CFD comparison of the influence of casting of samples on the fiber orientation distributionGoidyk, Oksana; Heinštein, Mark; Herrmann, HeikoFibers2023 / art. 6 https://doi.org/10.3390/fib11010006 Colloquium 582 : Short Fibre Reinforced Cementitious Composites and Ceramics : book of abstracts, March 20-22, 20172017 http://www.ester.ee/record=b4658990*est Comments on mesoscopic continuum physics : evolution equation for the distribution function and open questionsHerrmann, Heiko; Engelbrecht, JüriProceedings of the Estonian Academy of Sciences2012 / p. 71-74 : ill https://artiklid.elnet.ee/record=b2479921*est Comparison of measured fiber orientation in fiber concrete with predictions by CFD simulationsHerrmann, Heiko; Goidyk, Oksana; Braunbrück, Andres; Marjapuu, Rasmus-Richard; Tuisk, TanelM2D2017 : proceedings of the 7th International Conference on Mechanics and Materials in Design : (Albufeira/Portugal, 11-15 June 2017)2017 / p. 1245-1246 : ill https://paginas.fe.up.pt/~m2d/Proceedings_M2D2017/data/papers/Book.pdf Complex materials analysis and visualization through virtual reality environmentsPastorelli, Emiliano; Herrmann, HeikoProceedings of the 8th Annual Conference of the Estonian National Doctoral School in Information and Communication Technologies : December 5-6, 2014, Rakvere2014 / p. 99-102 : ill A constitutive function for the heat flux in short-fiber-reinforced compositesHerrmann, HeikoJournal of non-equilibrium thermodynamics2015 / p. 257-263 https://doi.org/10.1515/jnet-2015-0005 A constitutive model for linear hyperelastic materials with orthotropic inclusions by use of quaternionsHerrmann, HeikoContinuum mechanics and thermodynamics2021 / p. 1375-1384 https://doi.org/10.1007/s00161-021-00979-4 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS DC-conductivity testing combined with photometry for measuring fibre orientations in SFRCEik, Marika; Lõhmus, Karl; Tigasson, Martin; Listak, Madis; Puttonen, Jari; Herrmann, HeikoJournal of materials science2013 / p. 3745-3759 : ill Diffusion of oriented particles in porous mediaHaber, René; Prehl, Janett; Herrmann, Heiko; Hoffmann, Karl HeinzPhysics letters A2013 / p. 2840-2845 : ill Fiber orientation in the bottom layer of a small fiber concrete plateHerrmann, Heiko; Tuisk, Tanel; Braunbrück, AndresColloquium 582 : Short Fibre Reinforced Cementitious Composites and Ceramics : book of abstracts, March 20-22, 20172017 / p. [14-15] : ill http://www.ester.ee/record=b4658990*est Influence of the fiber orientations on the fracture of fiber concreteHerrmann, Heiko; Braunbrück, Andres; Marjapuu, Rasmus-Richard; Tuisk, TanelM2D2017 : proceedings of the 7th International Conference on Mechanics and Materials in Design : (Albufeira/Portugal, 11-15 June 2017)2017 / p. 631-632 : ill https://paginas.fe.up.pt/~m2d/Proceedings_M2D2017/data/papers/Book.pdf Influence of the flow of self-compacting steel fiber reinforced concrete on the fiber orientations, a report on work in progressHerrmann, Heiko; Goidyk, Oksana; Braunbrück, AndresShort fibre reinforced cementitious composites and ceramics2019 / p. 97-110 https://doi.org/10.1007/978-3-030-00868-0_7 Article collection metrics at Scopus Article at Scopus Initial results of local strength analysis of a fiber concrete plate by 4-point bending testsGoidyk, Oksana; Herrmann, Heiko13th International Conference : Modern Building Materials, Structures and Techniques, May 16–17, 2019, Lithuania2019 / p. 306-310 : ill https://doi.org/10.3846/mbmst.2019.116 Methods for fibre orientation analysis of X-ray tomography images of steel fibre reinforced concrete (SFRC)Herrmann, Heiko; Pastorelli, Emiliano; Kallonen, Aki; Suuronen, Jussi-PetteriJournal of materials science2016 / p. 3772-3783 : ill http://dx.doi.org/10.1007/s10853-015-9695-4 On the influence of the rheological boundary conditions on the fibre orientations in the production of steel fibre reinforced concrete elementsHerrmann, Heiko; Lees, AarneProceedings of the Estonian Academy of Sciences2016 / p. 408-413 : ill http://dx.doi.org/10.3176/proc.2016.4.08 Orientation of short steel fibres in concrete : measuring and modelling = Metallist lühikiudude orientatsioon betoonis : mõõtmine ja modelleerimineEik, Marika2014 https://digi.lib.ttu.ee/i/?965 Phenomenological and numerical modelling of short fibre reinforced cementitious compositesHerrmann, Heiko; Eik, Marika; Berg, Viktoria; Puttonen, JariMeccanica2014 / p. 1985-2000 : ill PrefaceEngelbrecht, Jüri; Herrmann, Heiko; Van, PeterProceedings of the Estonian Academy of Sciences2008 / 3, p. 117 PrefaceHerrmann, Heiko; Schnell, JürgenShort fibre reinforced cementitious composites and ceramics2019 / p. v-vi https://doi.org/10.1007/978-3-030-00868-0 Article collection metrics at Scopus Article at Scopus Random walks of oriented particles on fractalsHaber, René; Prehl, Janett; Hoffmann, Karl Heinz; Herrmann, HeikoJournal of physics A : mathematical and theoretical2014 / p. 1-14 : ill Raytraced images for testing the reconstruction of fibre orientation distributionsEik, Marika; Herrmann, HeikoProceedings of the Estonian Academy of Sciences2012 / p. 128-136 : ill Scalable medical viewer for virtual reality environmentsRicciardi, Francesco; Pastorelli, Emiliano; De Paolis, Lucio Tommaso; Herrmann, HeikoAugmented and Virtual Reality : second International Conference, AVR 2015, Lecce, Italy, August 31 - September 3, 2015 : proceedings2015 / p. 233-243 : ill http://dx.doi.org/10.1007/978-3-319-22888-4_17 Short fibre reinforced cementitious composites and ceramics2019 https://doi.org/10.1007/978-3-030-00868-0 Some comments on the theory of short fibre reinforced materialsHerrmann, Heiko; Eik, MarikaProceedings of the Estonian Academy of Sciences2011 / 3, p. 179-183 : ill Stress-strain relations for steel fiber reinforced concrete based on the orientation tensor of the fibersHerrmann, HeikoEuropean Mechanics of Materials Conference (EMMC15) : September 7th-9th, 2016, Brussels2016 / [1] p Tensor series expansion of a spherical function for the use in constitutive theory of materials containing orientable particlesHerrmann, Heiko; Beddig, MiriamProceedings of the Estonian Academy of Sciences2018 / p. 73-92 : ill https://doi.org/10.3176/proc.2018.1.04 http://www.ester.ee/record=b2355998*est Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS The effect of approximation accuracy of the orientation distribution function on the elastic properties of short fibre reinforced compositesEik, Marika; Puttonen, Jari; Herrmann, HeikoComposite structures2016 / p. 12-18 : ill http://dx.doi.org/10.1016/j.compstruct.2016.03.046 The importance of superspreaders on the spread of the global COVID-19 pandemicKalda, Jaan; Ratas, Mart; Kalda, Taavet; Ramazanli, Azer; Herrmann, Heiko; Belikov, Juri2021 https://doi.org/10.21203/rs.3.rs-1167477/v1 The influence of fibre orientation in self-compacting concrete on 4-point bending strengthHerrmann, Heiko; Goidyk, Oksana; Naar, Hendrik; Tuisk, Tanel; Braunbrück, AndresProceedings of the Estonian Academy of Sciences2019 / p. 337-346 : ill http://www.kirj.ee/32397/?tpl=1061&c_tpl=1064 https://doi.org/10.3176/proc.2019.3.12 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS Time-efficient automated analysis for fibre orientations in steel fibre reinforced concretePastorelli, Emiliano; Herrmann, HeikoProceedings of the Estonian Academy of Sciences2016 / p. 28-36 : ill http://dx.doi.org/10.3176/proc.2016.1.02 Towards a description of twist waves in liquid crystals using mesoscopic continuum physicsHerrmann, HeikoInternational Conference on Complexity of Nonlinear Waves : October 5-7, 2009 : book of abstracts2009 / p. 18 Towards benchmark cases for computational fluid dynamics for casting of fiber concreteGoidyk, Oksana; Braunbrück, Andres; Marjapuu, Rasmus-Richard; Tuisk, Tanel; Herrmann, HeikoM2D2017 : proceedings of the 7th International Conference on Mechanics and Materials in Design : (Albufeira/Portugal, 11-15 June 2017)2017 / p. 229-230 : ill https://paginas.fe.up.pt/~m2d/Proceedings_M2D2017/data/papers/Book.pdf Variation of bending strength of fiber reinforced concrete beams due to fiber distribution and orientation and analysis of microstructureHerrmann, Heiko; Boris, R.; Goidyk, Oksana; Braunbrück, AndresIOP conference series : materials science and engineering2019 / art. 012059, 11 p. : ill https://doi.org/10.1088/1757-899X/660/1/012059 Conference proceedings at Scopus Article at Scopus Article at WOS Variation of bending strength of fiber reinforced concrete beams due to fiber distribution and orientation and analysis of microstructureHerrmann, Heiko; Boris, Renata; Goidyk, Oksana; Braunbrück, Andres4th International Conference Innovative Materials, Structures and Technologies : IMST2019 : Organised by the Faculty of Civil Engineering, Riga, Latvia, 25–27 September 2019 : book of abstracts2019 / p. 26 https://dom.lndb.lv/data/obj/770639.html https://dom.lndb.lv/data/obj/file/27451559.pdf?attach=true Wave regime differences along the eastern coast of the Baltic ProperKelpšaite, Loreta; Herrmann, Heiko; Soomere, TarmoProceedings of the Estonian Academy of Sciences2008 / 4, p. 225-231 : ill Virtual reality visualization for short fibre orientation analysisPastorelli, Emiliano; Herrmann, HeikoBEC 2014 : 2014 14th Biennial Baltic Electronics Conference : proceedings of the 14th Biennial Baltic Electronics Conference : Tallinn University of Technology, October 6-8, 2014, Tallinn, Estonia2014 / p. 201-204 : ill