# User:Ryzhakov

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+ | c51 Enriched finite element formulation for discontinuous electric field in electrohydrodynamic problems.C. Narváez-Muñoza, M. R. Hashemi, P. Ryzhakov, | ||

+ | J. Pons-Prats, H. Owen. XIV IBERIAN MEETING ON COMPUTATIONAL ELECTROMAGNETICS 24-27 May 2022, Núria (Girona). | ||

+ | |||

c50 An Efficient Two-step Elliptic Level-set Reinitialization for Droplet Simulation. M. Hashemi, P. Ryzhakov, R. Rossi, NOACM33 (33rd Nordic Seminar on Computational Mechanics), Jönköping, 25-26 November, 2021. | c50 An Efficient Two-step Elliptic Level-set Reinitialization for Droplet Simulation. M. Hashemi, P. Ryzhakov, R. Rossi, NOACM33 (33rd Nordic Seminar on Computational Mechanics), Jönköping, 25-26 November, 2021. | ||

## Revision as of 19:27, 26 January 2022

## Personal information:

Pavel Borisovich Ryzhakov

Serra Hunter lecturer at Politechnic University of Catalonia (UPC)

Affiliated scienticst at the International Centre for Numerical Methods in Engineering (CIMNE), Barcelona, Spain

e-mail: pavel.ryzhakov@upc.edu

Orcid: 0000-0002-4672-9038

## Teaching:

Strength of Materials (UPC) - undergrad course (BSc in Aerospace systems engineering). Coordinator.

Reduced order modelling (UPC) - MSc in Numerical Methods in Engineering. Coordinator.

Structural analysis III (UPC) - (MSc in civil engineering)

Mathematics I (UIC) - undergrad course (BSc in bioengineering)

Modelling and simulation (TecnoCampus Mataro) - undergrad level course (BSc in mechanical engineering).

Engineering materials (TecnoCampus Mataro) - undergrad level course BSc in mechanical engineering)

## Supervision:

Dr. Mohammad Reza Hashemi: "Numerical modeling of two-phase transport in diffusion media in fuel cells" (started 10/2019)

PhD thesis Christian Narvaez: "Numerico-experimental analysis of electrohydrodynamic atomization of non-Newtonian fluids" (proposal defended 2019)

PhD thesis Alex Jarauta: "Modeling of droplet dynamics in a proton exchange fuel cell electrode channel" (defended 2016, grade: excellent cum laude)

4 MSc theses (all completed)

## Education:

2006-2010 - PhD, Universidad Politecnica de Catalunya, Barcelona, Spain

2004-2006 - Master of Science with Honors in Computational Mechanics, TU Munich, Germany.

1999-2003 - Bachelor of Science in Mechanical Engineering, University of Karlsruhe, Germany.

1999 - graduated from the School of Physics and Technology in Saint-Petersburg at Russian Academy of Science

## Journal Publications:

35. M. Hashemi, R. Rossi, P. Ryzhakov. An Enhanced Non-Oscillatory BFECC Algorithm for Finite Element Solution of Advective Transport Problems, *Computer Methods in Applied Mechanics and engineering*, 2022, IF (2021): 6.756, Q1 (JCR).

34. P.Ryzhakov, J. Marti, N. Dialami. A unified arbitrary Lagrangian-Eulerian model for fluid-structure interaction problems involving flows in flexible channels.*Journal of Scientific Computing* IF (2020) 2.592, Q1 (JCR), DOI: 10.1007/s10915-021-01748-w

33. M. Hashemi, P. Ryzhakov and R. Rossi. Towards Droplet Dynamics Simulation in Polymer Electrolyte Membrane Fuel Cells: Three-Dimensional Numerical Modeling of Confined Water Droplets with Dynamic Contact Angle and Hysteresis, *Physics of fluids* IF (2020) 3.521, accepted 18/11/2021. Selected as "Editor's pick". DOI: 10.1063/5.0073331, Access: https://doi.org/10.1063/5.0073331

32. M. Hashemi, P. Ryzhakov and R. Rossi. Three Dimensional Modeling of Liquid Droplet Spreading on Solid Surface: an Enriched Finite Element/Level-set Approach, *Journal of Computational Physics*: IF (2019): 2.985, Q1 (JCR). Open access: https://doi.org/10.1016/j.jcp.2021.110480

31. C. Narvaez, P. Ryzhakov, J. Pons. Determination of the operational parameters for the manufacturing of spherical PVP particles via electrospray, *Polymers* (ISSN 2073-4360), IF (2020): 3.426, Q1 (JCR). Polymers 2021, 13(4), 529; https://doi.org/10.3390/polym13040529.

30. M. Hashemi, P. Ryzhakov and R. Rossi. An Enriched Finite Element/Level-Set Method For Simulating Two-Phase Incompressible Fluid Flows With Surface Tension, *Computer Methods in Applied Mechanics and engineering*: Vol. 370, 2020. IF (2019): 5.763, Q1 (JCR). DOI: 10.1016/j.cma.2020.113277.

29. J. Marti and P. Ryzhakov. Improving accuracy of the moving grid Particle Finite Element Method via a scheme based on Strang splitting, *Computer Methods in Applied Mechanics and engineering*, Vol. 369, DOI: 10.1016/j.cma.2020.113212: 05/06/2020. IF (2019): 5.763, Q1 (JCR).

28. E. Mahrous, A. Jarauta, Th. Chan, P. Ryzhakov, A. Weber, R. Valéry Roy, and M. Secanell. A particle finite element based model for droplet spreading analysis. *Physics of Fluids*, Vol 32/4, DOI: 10.1063/5.0006033. IF(2019): 3.514, Q1 (JCR)

27. P. Ryzhakov, E. Soudah, N. Dialami. Computational modeling of the fluid flow and the flexible intimal flap in type B aortic dissection via a monolithic Arbitrary Lagrangian/Eulerian fluid‐structure interaction model. *International Journal for Numerical Methods in Biomedical Engineering*, DOI: 10.1002/cnm.3239. IF (2019): 2.097, Q2 (JCR), Q1 (Scopus).

26. S. Idelsohn, N. Nigro, A. Larreteguy,J. Gimenez, P. Ryzhakov A pseudo-DNS method for the simulation of incompressible fluid flows with instabilities at different scales, *Computational Particle Mechanics* (2019). DOI: 10.1007/s40571-019-00264-x. IF (2019): 1.696, Q2(JCR), Q1 (Scopus)

25. P. Ryzhakov On the relevance of accounting for fluid-structure interaction effects in the numerical studies of type B aortic dissection, *Biomed. Jour. of Scien. & Tech. Research* (2019), DOI: 10.26717/BJSTR.2019.16.002852

24. J. Marti, P. Ryzhakov. An explicit-implicit finite element model for the numerical solution of incompressible Navier-Stokes equations on moving grids, *Computer Methods in Applied Mechanics and Engineering*, DOI: 10.1016/j.cma.2019.03.007. IF (2019): 5.763, Q1 (JCR)

23. J. Marti, P. Ryzhakov. An explicit/implicit Runge-Kutta-based PFEM model for the simulation of thermally coupled incompressible flows (2019), *Computational Particle Mechanics*,DOI: 10.1007/s40571-019-00229-0. IF (2019): 1.696, Q2(JCR), Q1 (Scopus).

22. A. Jarauta, P. Ryzhakov, M. Secanell, J. Pons. An implicit surface tension model for the analysis of droplet dynamics (2018), *Computational Physics*, Volume 374, pp. 1196-1218. DOI: 10.1016/j.jcp.2018.08.001. IF (2018): 2.845, Q1 (JCR).

21. P. Ryzhakov, J. Marti. A Semi-Explicit Multi-Step Method for Solving Incompressible Navier-Stokes Equations. *Applied Sciences* (SI: Mechanical Engineering) (2018), 8 (1), 119-127, doi:10.3390/app8010119. IF (2018): 2.217, Q2 (JCR: Physics, applied).

20. A. Jarauta, P. Ryzhakov. Challenges in Computational Modeling of Two-Phase Transport in Polymer Electrolyte Fuel Cells Flow Channels: A Review. *Archives of Computational Methods in Engineering* (2018), Volume 25, Issue 4, pp 1027–1057, https://doi.org/10.1007/s11831-017-9243-2. IF (2018): 7.242, Q1 (JCR).

19. PB Ryzhakov, E Oñate. A finite element model for fluid–structure interaction problems involving closed membranes, internal and external fluids. *Computer Methods in Applied Mechanics and Engineering* (2017), 326, 422-445. DOI: 10.1016/j.cma.2017.08.014. IF (2017): 4.441, Q1 (JCR).

18. P. Ryzhakov, J. Marti, S. Idelsohn, E. Oñate. Fast fluid-structure interaction simulations using a displacement-based finite element model equipped with an explicit streamline integration prediction, *Computer Methods in Applied Mechanics and Engineering*, Vol. 315, pp. 1080–1097, DOI: 10.1016/j.cma.2016.12.003. IF (2017): 4.441, Q1 (JCR).

17. P. Ryzhakov, J. García, E. Oñate. Lagrangian finite element model for the 3D simulation of glass forming processes, *Computers & Structures* 177 (2016) 126–140. IF: 2.887, Q1 (JCR).

16. P. Ryzhakov. An axisymmetric PFEM formulation for bottle forming simulation, *Computational Particle Mechanics*, Vol. 4/1, pp. 3-12 (2017), DOI: 10.1007/s40571-016-0114-7. IF: 2.632, Q2 (JCR), Q1 (Scopus).

15. P. Ryzhakov, A. Jarauta, M. Secanell, J.Pons-Prats. On the application of the PFEM to droplet dynamics modeling in fuel cells, *Computational Particle Mechanics*, DOI 10.1007/s40571-016-0112-9, (2017), Volume 4, Issue 3, pp 285–295. IF: 2.632, Q2 (JCR), Q1 (Scopus).

14. A. Jarauta, P. Ryzhakov, M. Secanell, P. Waghmare, J.Pons-Prats. Numerical study of droplet dynamics in a polymer electrolyte fuel cell gas channel using an embedded Eulerian-Lagrangian approach, *Journal of Power Sources*, Vol. 323 (2016) pp. 201-212. IF: 6.395, Q1 (JCR).

13. P. Ryzhakov and A. Jarauta. An embedded approach for immiscible multi-fluid problems, *Int. Jour. for Num. Methods in Fluids*, 21/10/2015, DOI 10.1002/fld.4190, Volume 81, Issue 6, pp. 357–376, IF: 1.447, Q2 (JCR), Q1 (Scopus).

12. P. Ryzhakov. A modified fractional step method for fluid-structure interaction problems, *Revista Intern. de Met. Num. en Ingeneria*, Vol. 33, Nº 1-2, 2017, pp. 58-64 DOI 10.106/j.rimni.2015.09.002, IF: 0.445, Q4 (JCR), Q2 (Scopus).

11. A. Jarauta, M. Secanell, J. Pons-Prats, P. Ryzhakov, S. Idelsohn, E. Oñate. A semi-analytical model for droplet dynamics on the GDL surface of a PEM fuel cell cathode, *Hydrogen Eneergy*, 40 (15), pp. 5375-5383, 2015. IF: 3.205, Q2 (JCR), Q1 (Scopus)

10. P. Ryzhakov, J. Cotela, R. Rossi, E. Oñate. A two-step monolithic method for efficient simulation of incompressible flows, *Int. Jour, for Num. Methds. in Fluids*, Vol. 74, Issue 12 (2014) pp. 919–934, IF: 1.244, Q2 (JCR(, Q1 (Scopus).

9. E. Oñate, J. Marti, P. Ryzhakov, R. Rossi, S. Idelsohn. Analysis of the melting, burning and flame spread of polymers with the Particle Finite Element Method. *Computer Assisted Methods in Engineering and Science*. 20 - 3, pp. 165 - 184. 2013. Q4 (Scopus)

8. P. Ryzhakov, R. Rossi, A. Viña, E. Oñate. Modelling and simulation of the sea-landing of aerial vehicles using the Particle Finite Element Method. *Int. Journal of Ocean Engineering*, Vol. 66 (2013), pp. 92–100, IF: 1.615, Q1 (JCR).

7. J. Marti, P. Ryzhakov, S. Idelsohn, E. Oñate. Combined Eulerian-PFEM approach for analysis of polymers in fire situations, *Int. Jour. for Num. Methds. in Eng.* Vol. 90-9 (2012), pp. 782-801, IF: 2.068, Q1 (JCR).

6. P. Ryzhakov, R. Rossi, E. Oñate, S. Idelsohn. Improving mass conservation in simulation of incompressible flows, *Int. Jour. for Num.Methds. in Eng.* Vol. 90-12 (2012), pp. 1435-1451, IF: 2.068, Q1 (JCR)

5. P. Ryzhakov, R. Rossi, E. Oñate. An algorithm for the simulation of thermally coupled low speed flow problems, *Int. Jour. Num. Meth. in Fluids* Vol. 70-1, pp. 1-19, 2012. IF: 1.352, Q2 (JCR), Q1 (Scopus).

4. P.B. Ryzhakov, R. Rossi, S. Idelsohn, E.Oñate. A monolithic Lagrangian approach for fluid-structure interaction problems, *Computational Mechanics*, Vol. 46-6, pp. 883-899, 2010, IF: 2.656, Q1 (JCR)

3. R. Rossi, P. B. Ryzhakov, E. Oñate. A monolithic FE formulation for the analysis of membranes in fluids, *International Journal of Spatial Structures*, Vol. 24-4, pp. 205-210, 2009

## Books and book chapters:

2. Lagrangian finite element methods for coupled problems in fluid mechanics, authors: P. Ryzhakov, E. Oñate, R. Rossi, S. Idelsogn. Monograph. M121, CIMNE, 2010, ISBN 978-84-96736-97-9

1. Advances in the Particle Finite Element method (PFEM) for solving coupled problems in engineering, authors: E. Oñate, S.R. Idelsohn, M.A. Celigueta, R. Rossi, J. Marti, J.M. Carbonell, Pavel Ryzhakov and B. Suárez. A E. Oñate and R. Owen (eds.), Particle-Based Methods, Computational Methods in Applied Sciences, Vol. 25, pp 1-49, Springer, 2011.

## Selected conference contributions:

c51 Enriched finite element formulation for discontinuous electric field in electrohydrodynamic problems.C. Narváez-Muñoza, M. R. Hashemi, P. Ryzhakov, J. Pons-Prats, H. Owen. XIV IBERIAN MEETING ON COMPUTATIONAL ELECTROMAGNETICS 24-27 May 2022, Núria (Girona).

c50 An Efficient Two-step Elliptic Level-set Reinitialization for Droplet Simulation. M. Hashemi, P. Ryzhakov, R. Rossi, NOACM33 (33rd Nordic Seminar on Computational Mechanics), Jönköping, 25-26 November, 2021.

c49 Combined experimental-numerical approach for analysis of microdroplets and determination of stability island in the electrohydrodynamic atomization (EHDA) of PVP solution, Ch. Narvaez, P. Ryzhakov, J. Pons, 6th ECCOMAS Young Investigators Conference YIC2021, July 7th-9th, 2021, València, Spain.

c48 An enriched FEM/LS method for 3D simulation of two-phase flows with moving contact line. M. Hashemi, P. Ryzhakov, R. Rossi, XIV World Congress on Computational Mechanics (WCCM XIV), Paris, Jan 11 - 15, 2021.

c47 Towards direct numerical modeling of microscopic two-phase transport in polymer electrolyte fuel cells. M. Hashemi, P. Ryzhakov, R. Rossi, The 48th International Summer School-Conference "Advanced Problems in Mechanics-2020" (APM 2020), Saint Petersburg, June 21 - 27, 2020.

c46 A Pseudo Direct Numerical Simulation to solve Turbulent CFD Problems. S. Idelsohn, N. Nigro, A. Larreteguy, J. Gimenez, P. Ryzhakov. US National Congress on Computational Mechanics (USNCCM) Austin, TX; 2019;

c45. Advances in the Embedded Eulerian-PFEM Modeling of Multiphase Flows (Keynote talk in the Particle Finite Element Method (PFEM) session) P. Ryzhakov, A. Jarauta, E. Mahrous, J. Pons, M. Secanell, R. Valéry Roy, J. Marti and C. Narvaez, Particles 2019, 28-30/10/2019, Barcelona, Spain

c44. Simulation of Droplet Spreading Dynamics by Particle Finite Element Method Based Model and Hydrodynamic Lubrication, E. Mahrous, A. Jarauta, P. Ryzhakov, R. Roy, M. Secanell (72 Annual Meeting of American Physical Society, Division of Fluid Mechanics), 2019, Seattle, USA.

c43. A Transient Two-Phase Flow Model for Droplets on Substrates with Moving Contact Lines. A. Jarauta, E. Mahrous, P. Ryzhakov, J. Pons-Prats, M. Secanell. Coupled Problems 2019, 3/06/2019 – 5/06/2019, Sitges, Spain.

c42. Advances in Arbitrary Lagrangian/Eulerian techniques for analysis of flows in flexible channels with the FEM (keynote in the Particle-Based Methods for Coupled Problems session). P. Ryzhakov and E. Oñate, Coupled Problems 2019, 3/06/2019 – 5/06/2019, Sitges, Spain.

c41. OPENFOAM DNS FOR CONSTRUCTING A BOUNDARY LAYER DATABASE FOR THE PSEUDO-DNS MODEL. A. Larreteguy, S. Idelsohn, N. Nigro, J. Gimenez, P. Ryzhakov. P. Caron. ENIEF 2019, XXIV Congreso sobre Métodos Numéricos y sus Aplicaciones 5-7/11 2019, Santa Fe, Argentina.

c40. Flujos de fluidos turbulentos: una forma diferente de aproximarlos, J. Gimenez, S. Idelsohn, A. Larreteguy, N. Nigro, P. Ryzhakov. Congreso Argentino de Aeronáutica el Miércoles, 20-22/11/2018, Cordoba (Argentina).

C39. Particle Methods and Turbulent Flows. S. Idelsohn, N. Nigro, A. Larreteguy, J. Gimenez, P. Ryzhakov. Meshfree and Particle Methods: Applications and Theory Santa Fe, Argentina, 2018.

c38. A new implicit finite element model for the analysis of droplet dynamics, A. Jarauta, P. Ryzhakov, J. Pons-Prats, M. Secanell, DFD 2018 (71 Annual Meeting of American Physical Society, Division of Fluid Mechanics), November 18-20, 2018, Atlanta.

c37. DNS OF COUETTE FLOW AT LOW REYNOLDS NUMBERS USING OPENFOAM (FOR OBTAINING EFFECTIVE VISCOSITIES FOR A NEW TURBULENT MODEL), A. Larreteguy, S. Idelsohn, , N. Nigro, J. Gimenez, P. Ryzhakov. XII Argentine Congress on Computational Mechanics (MECOM2018), 6-9 November, 2017, Tucuman, Argentina

c36. A new Turbulence Model based on Lagrangian Flows and Multi-Scale Homogenization, S. Idelsohn, N. Nigro, J. Gimenez, P. Ryzhakov, 6th European Conference on Computational Mechanics (ECCM 6), 7 th European Conference on Computational Fluid Dynamics (ECFD7), 11–15 June, 2018, Glasgow, UK

c35. Direct Numerical Simulation in CFD via Lagrangian Formulations and Multi-Scale Homogenization, S. Idelsohn, A. Larreteguy, N. Nigro, J. Gimenez, P. Ryzhakov, Workshop on Advances in Numerical Methods for Simulation, Optimization, and Uncertainty Quantification of Coupled Physics Problems, April 23-24, 2018 Boulder, USA.

c34. An apropos FE model for analysis of closed membranes interacting with internal and surrounding fluids (invited contribution to IS-ADVANCES ON INFLATABLE STRUCTURES IN ENGINEERING AND ARCHITECTURE, Invited Session organized by J. Marcipar), P. Ryzhakov and E. Oñate, Structural Membranes 2017, October 9-11 2017, Munich.

c33. Lagrangian FE model for glass manufacturing simulation, P. Ryzhakov and M.-A. Celigueta, Jornada de Simulación de procesos de vidrio, IQS, 10 May 2017, Barcelona.

c32. A displacement-based fluid-structure interaction model equipped with explicit streamline integration of nodal positions for alleviating time step restrictions, P. Ryzhakov, J. Marti, S. Idelsohn, E. Oñate, Congreso en Métods Numericos en Ingeniería CMN-2017, 3-5 July, Valencia, Spain.

c31. Embedded Eulerian-Lagrangian two-phase modelling of inkjet printing, A. Jarauta, P. Ryzhakov, M. Secanell, J. Pons Prats, Coupled Problems 2017 (June 12-14, 2017), Rhodes Island, Greece

c30. Multiphase water transport in polymer electrolyte fuel cells: From phase change induced flow to droplet dynamics M. Secanell, M. Sabharwal, J. Zhou, A. Jarauta, A. Putz, P. Ryzhakov and J. Pons-Prats, Coupled Problems 2017 (June 12-14, 2017), Rhodes Island, Greece

c29. Numerical study of roughness and contact angle effects on water transport in a gas channel, A. Jarauta, T. Chan, A. Weber, P. Ryzhakov, J. Pons, M. Secanell, 231 ECS (Electro Chemical Society) Meeting, New Orleans, USA, May 28-June 2, 2017.

c28. Two-phase transport in microchannels under different injection conditions, authors: P.B. Ryzhakov, A. Jarauta, J. Pons-Prats and M. Secanell, EFMC11 (11th European Fluid Mechanics congress), Seville, 11-16 September, 2016

c27. Numerical model of droplet dynamics using an embedded PFEM-Eulerian formulation, A. Jarauta, P.B. Ryzhakov, J. Pons-Prats and M. Secanel, Particle Methods 2015, Barcelona, Spain, 28-30 September 2015

c26. Modelling and simulation of counter blow and final blow processes in bottle manufacturing, authors: P. Ryzhakov, J. García-Espinosa, E. Oñate. (Invited contribution presented in IS-Applications of the Particle Finite Element Method in Multi-physics Problems I Invited Session organized by S. Idelsohn) Particle Methods 2015, Barcelona, Spain, 28-30 September 2015

c25. An embedded approach for immiscible multi-fluid problems, authors: P. Ryzhakov and A. Jarauta, WCM2015, San Servolo, Venice, Italy, 18-20 May 2015

c24. Numerical model of droplet dynamics using an embedded formulation, authors: A. Jarauta, P.B. Ryzhakov, J. Pons-Prats and M. Secanell, WCM2015, San Servolo, Venice, Italy, 18-20 May 2015

c23. Embedded approaches: towards the virtual wind tunnel, R. Rossi; A. Larese, P. Dadvand, M. Davari, P. Ryzhakov.CMN 2015, Lisboa, Portugal, 29/06-02/07, 2015.

c22. Numerical modelling of droplet dynamics in PEMFC cathode channels, authors: A. Jarauta, P.B. Ryzhakov, J. Pons-Prats and M. Secanell, 12th Symposium for Fuel Cell and Battery Modeling and Experimental Validation, Freiburg (Germany), 26-27 Mach 2015

c21. Numerical modelling of droplet dynamics using an embedded formulation, A. Jarauta, P.B. Ryzhakov, J. Pons-Prats and M. Secanell, VI International Conference on Coupled Problems in Science and Engineering, San Servolo, Venice (Italy), 18-20 May 2015.

c20. Numerical model of droplet dynamics using an embedded PFEM-Eulerian formulation, A. Jarauta, P.B. Ryzhakov, J. Pons-Prats and M. Secanell: IV Conference on Particle-Based Methods, Barcelona (Spain).

c19. Numerical model of droplet dynamics on the GDL surface of a PEM fuel cell cathode, A. Jarauta, P.B. Ryzhakov, J. Pons-Prats and M. Secanell, 11th World Congress on Computational Mechanics 2014, 20-24/07/2014, Barcelona

c18. A semi-analytical model for droplet dynamics on the GDL surface of a PEM fuel cell cathode, A. Jarauta, P.B. Ryzhakov, J. Pons-Prats, M. Secanell, S. Idelsohn, E. Oñate, EHEC 2014, 12-14/03/2014, Seville, Spain.

c17. How to speed-up an incompressible monolithic solver, authors: P. Ryzhakov, J. Cotela, R. Rossi, E. Oñate, CMN 2013, Bilbao, Spain, June 25-28, 2013

c16. Efficient tools and techniques for high-performance partitioned analysis of complex coupled systems, authors: Rossi, R.; Ryzhakov, P.; Cotela, J.; Dadvand, P.; Idelsohn, S.R.; Oñate, E., ECOMMAS 2012, September 10-14, Vienna, Austria

c15. Adaptive refinement and element division in GiD/KRATOS, authors: P. Ryzhakov, R. Rossi. 6th conference on advances and applications of GiD, Barcelona, 10-11/05/2012.

c14. Fluid-structure Interaction Analisys of Thin Membranes with FEM, authors: Pavel Ryzhakov; Eugenio Oñate; Riccardo Rossi, Structural MEMBRANES 2011, 05-07/10/2011, Barcelona, Spain.

c13. Advances in the Particle Finite Element Method for FSI: a modified fractional step approach, authors: P. B. Ryzhakov, R. Rossi, E. Oñate, full paper, PARTICLES-2011, Barcelona, Spain, Conference proceedings, 2011

c12. A modified fractional step approach: P. Ryzhakov, E. Oñate, R. Rossi, CMM 2011, 09-12/05/2011 Warsaw, Poland, Conference proceedings, pp. 437-438.

c11. Lagrangian FE methods for coupled problems in fluid mechanics, authors: P. Ryzhakov, GRACM 2011 (7th international congress in computational mechanics)/1st ECCOMAS PhD Olympiade, 25-26/05/2011, Athens, Greece.

c10.Thermo-mechanical problems: Eulerian-Lagrangian approach within Kratos-GiD, authors: Pavel Ryzhakov; Riccardo Rossi; Eugenio Oñate, 5th conference on advances and applications of GiD, 25-26/05/2010, Barcelona, Spain

c9. Advances in the Particle Finite Element Method (PFEM) for Fluid-Structure Interaction, authors: P. B. Ryzhakov, R. Rossi, E. Oñate extended abstract, PARTICLES-2009, Barcelona, Spain, Conference proceedings, pp. 250-254, 2009

c8. An algorithm for polymer melting simulation, P. B. Ryzhakov, R. Rossi, E. Oñate, conference proceedings METNUM-2009, Barcelona, Spain, 29/06/2009-02/08/2009

c7. Strongly coupled approach for the treatment of the fluid-structure interaction problems involving highly deformable solids and shells, R. Rossi, P. Ryzhakov, E.Oñate, IASSIACM 2008: “Spanning Nano to Mega” 2831 May 2008, Cornell University, Ithaca, NY, USA, pp-1 -4

c6. Quasi-incompressible updated lagrangian fluid and monolithic formulation for the the fluid-structure interaction problems involving highly deformable solids, Conference proceedings, WCCM8/ECCOMAS 2008, Venice Italy, 30/06/2008-04/07/2008, Pavel B. Ryzhakov, R. Rossi, S. Idelsohn and E. Oñate

c5. Monolithic approach for the solution of the FSI problems using updated lagrangian formulation of the fluid domain, conference proceedings, GACM'07, Munich, Germany, 10-12/10/2007, P. Ryzhakov, R. Rossi, S.Idelsohn, E. Oñate

c4. A Monolithic FE Formulation for the Analysis of Membranes in Fluids, conference proceedings, Structural Membranes 2007, Barcelona, Spain, 17-19/09/2007. Authors: P. Ryzhakov, R. Rossi, S.Idelsohn, E. Oñate

c3. Updated lagrangian formulation of the quasi-incompressible fluid element,conference proceedings, ECCOMMAS 2007 on Coupled Problems, Ibiza, Spain, 23-26/05/2007, Authors: P. Ryzhakov, R. Rossi, S.Idelsohn, E. Oñate

c2. On the FSI in combustion chambers, conference proceedings, ECCOMMAS 2007 on Coupled Problems, Ibiza, Spain, 23-26/05/2007, P. Ryzhakov, M. Porta, R. Rossi, T. Shoenfeld

c1. On the application of adaptive mesh refinement to the Particle Finite Element Method, conference proceedings (full paper) First south-east european conference in Computational Mechanics, SEECCM06, Authors: P. Ryzhakov and R. Rossi

## Selected projects (total: 20 projects):

#### PI/Coordinator

Distributed and shared memory implementation of the multiscale two-phase flow model for analyzing water transport in fuel cells on HPC architectures: 15/03/2021 - 15/09/2021 (Prace preparatory access, Marenostrum (Barcelona Supercomputer))

AMADEUS Advanced Multi-scAle moDEling of coupled mass transport for improving water management in fUel cellS: 2019-2022 (sponsor: Spanish Ministry of Economy and Comptetetiveness)

VIDRESIM Modelización y simulación de conformación del vidrio: 2017-2018 (sponsored by RC Glass via NUCLIS program of Catalan government)

#### Researcher

ANACONDA: Brain®, micro-catéter de acceso distal para trombectomías cerebrales y tratamiento del accidente cerebrovascular isquémico agudo: 2019-2021

PRO2: Ecosistema d'R+D+i per la implementació i adopció de la Fabricació Additiva /Impressió 3D a fabricació de productes indistrials i als processos industrials de producció (Comunitat RIS3CAT Llavor3D): 2018-2021

ACASIAS: Advanced Concepts for Aero-Structures with Integrated Antennas and Sensors, H2020, EC, 2017-2020.

COOLING TOWERS: Design and optimization of cooling towers. Funding agency: Natural Science and Engineering Research Council of Canada, 2018-2021.

COMETAD: Desarrollo de técnicas computacionales y experimentales para el análisis y el diseño de polímeros retardantes al fuego: 2015-2018

GAINN4MOS: SUSTAINABLE LNG OPERATIONS FOR PORTS AND SHIPPING – INNOVATIVE PILOT ACTIONS (GAINN4MOS), INEA, EC, 2014-2017

IMPRESIÓN Desarrollo de una herramienta para el tratamiento de imágenes de presas tomadas mediante drones y su integración en el sistema de auscultación de la presa: (IMPRESIÓN) 2016-2019, Nacional, MEIC

SMILER Desarrollo de un Sistema basado en MachIne Learning para la Reducción de pérdidas en redes de distribución de agua (SMILER). National. MCIU, 2018-2020.

COFRE Diseño Industrial de una COmpuerta Fusible REcuperable para la mejora de la Seguridad Hidrológica de las Presas, Nacional, MCIU, 2018-2021.

ECOVENT Nuevo sistema de ventilación para túneles en construcción por métodos convencionales, eficaz y eficiente energéticamente, minimizando la emisión de contaminantes gaseosos y partículas., National, 2015-2018.

ULITES: Ultra-lightweight structures with integrated photovoltaic solar cells: design, analysis, testing and application to an emergency shelter prototype, 2013-2015 present

Numerical analysis of a FUEL SLOSHING TANK (CN-11-024) in cooperation with European Space Agency (ESA), 2011-2012

Balanced European Conservation Approach – ICT services for resource saving in social housing, 2011-2013

“Sea-landing studies of the intermediate eXperimental Vehicle IXV using the Particle Finite Element Method” in cooperation with CIMSA Ingeneria de Sistemas S.A. , 2007-2008

FLUISTCOM: Fluid-structure interaction for combustion chambers, in cooperation with Siemens AG and DLR, 2006-2008

COLTS Casting of Large Ti Structures, 2010-3013, European, FP7

T-SIMULAS: Desarrollo de nuevas TEcnologías de SIMULación de procesos de fabricación para inyección de Aluminio SemiSólido

NICOMP: Computational research to support the development of swimming and hovering underwater unmanned vehicles (UUV) by NRL. International.

## Theses:

PhD thesis: "Lagrangian FE methods for coupled problems in fluid mechanics"

MSc thesis: "Error estimation and adaptivity in fluid mechanics"

BSc thesis: "Design and validation of an experimental set-up for investigation of cavitation erosion"

## Scholarships/awards:

2017 - Juan Carlos Simó (young investigator) prize awarded by Spanish Society for Numerical Methods in Engineering (SEMNI)

2017 - José Castillejo mobility grant for an academic stay at University of Alberta (Canada), awarded by Spanish Ministry of Education, Culture and Sport

2015 - Europa Investigación grant by the Spanish Ministry of Education

2013 - Juan de la Cierva (FPD) post-doctoral grant by Spanish Ministry of Economy and Competitiveness

2006 - Marie Curie Scholarship for pursuing doctoral studies

2004 - Elected to Bavarian Graduate School of Computational Engineering, Elite Student Network of Bavaria, Germany

2003 - Youth and Knowledge Scholarship award (for pursuing MSc studies)

1999 - Carl von Siemens Scholarship award (for pursuing BSc studies)

1999 - Award at the conference of Young Scientists for the work "Unusual defects on the surface of single crystalline SiC", Moscow

## Additional trainings:

Internship at CERFACS, Toulouse, 2006

Industrial internships (Siemens AG, Germany, Russia) (6 months)

Summer school "Computational Science", Sud Tirol, 2005 (2 weeks)

Business Training, Erlangen, Germany, 2003

## Memberships and Organizational activities:

Scientific committee member of ECCOMAS congresses "Coupled problems in 2015 (Lido-Venice), 2017 (Rodes island) , 2019 (Sitges), 2021 (Chiara Laguna), 2023 (Creta island). Organizer of minisimposia im 2017 and 2019.

Guest editor od SI "element-based methods for engineering problems" in Applied Science journal (MDPI), 2021.

Member of EUROMECH (European Mechanics Societty)

Member of Bavarian Graduate School of Computational Engineering (BGCE) Elitenetzwerk Bayern, Germany

Peer reviewer of Computer Methods in Applied Mechanical Engineering Journal (CMAME), Micromachines, International Journal for Numerical Methods in Engineering, Computational Particle Mechanics

## Professional Interests:

CFD, multi-physics, fluid-structure interaction, compressible flows

## Personal Interests:

Literature of modernist writers (Marcel Proust, James Joyce), literary translation, classical music, electric guitar

## Hobbies:

Gym, swimming