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XVI Finnish Mechanics Days

30.9.2026 09:00

Radisson Blu Hotel

Programme

Allocated time slot for presentations is 25 minutes including questions and technical preparations.

Book of abstracts 

Book of abstracts is available for download.

 

Schedule

Wednesday 30 September 2026

Time
Room
Event
08.15 - 09.15   REGISTRATION
09.15 - 09.30 Ranta - Koski - Pakkala OPENING
09.30 - 10.15 Ranta - Koski - Pakkala

PLENARY LECTURE 

Recent Advances in Explicit Dynamics - Manfred Bischoff

CHAIR: Antti Niemi

10.15 - 10.45 COFFEE BREAK
10.45 - 12.30 Ranta - Koski - Pakkala

SESSION 1A

MS: Theoretical and computational aspect of fatigue analysis - 1            

CHAIR: Reijo Kouhia

Experimental Hydrogen TDS of Steels containing Deep Traps and ML-based Prediction of Desorption Energies - Arash Ghasemi
Hydrogen  Uptake During Electrochemical Charging in Welded X70 Pipelines, and a Novel Fatigue Life Prediction Model - Donát Horváth
Fatigue and material modelling of solutionstrengthened nodular cast irons  - Antti Koivuvaara
Fatigue resistance of cell terminal laser weld joints in high voltage traction batteries. - Christian Lönnqvist
10.45 - 12.30 Kiikeli

SESSION 1B

MS: Recent Advances in Advanced Exploitation of Data from In-situ and Multiphysics Measurements - 1

CHAIR: Sven Bossuyt

Tailored precipitates from additive manufacturing improve hydrogen trapping in  aluminum alloys for high-pressure vessels - Mansoob Ahmad
Stress-State-Dependent Fracture Anisotropy in LPBF Metals - Ehsan Amini
Algorithmic generation of patterns for lower and more uniform measurement uncertainty in DIC - Ville Björklund
3D In-Situ Characterization of Microstructural Evolution in  Metastable Austenitic Stainless Steels - Soma Rani Das
12.30 - 13.30 LUNCH - Restaurant Toivo
13.30 - 14.50 Ranta - Koski - Pakkala

SESSION 2A

MS: Theoretical and computational aspect of fatigue analysis - 2

CHAIR: Tero Frondelius

Advances in fatigue assessment of complex welded connections with root side failure - Matti Rautiainen
Fatigue strength of ultra-high strength steels – the role of microstructural barriers - Joona Vaara
Computational Mechanics Framework for Coupled Analysis of Hydrogen Transport and Fatigue in Welded and Unwelded Steels - Mohit Yadav
13.30 - 14.50 Kiikeli

SESSION 2B

MS: Recent Advances in Advanced Exploitation of Data from In-situ and Multiphysics Measurements - 2                 

CHAIR: Mikko Hokka

Facile and inexpensive microfabrication methods to apply small-scale patterns for DIC - Ville Björklund
Comparative visualisation of results obtained for the same images by different DIC implementations - Sven Bossuyt
An Inverse Modeling Framework for Identification of Taylor–Quinney Coefficient and Latent Heat in Metastable Austenitic Steels - Amirmohammad Felfelian
13.30 - 14.50 Nuotta

SESSION 2C

Plasticity and Damage

CHAIR: Marko Matikainen

Material sink approach for modelling failure in brittle materials - Timo Saksala
Weld joint fatigue analysis with a parametrized residual stresses  and comparison to conventional methods - Rami Kokko
On the viscous regularization of a tensorial damage model - Reijo Kouhia
14.50 - 15.20 COFFEE BREAK
15.20 - 17.00 Ranta - Koski - Pakkala

SESSION 3A

STS: Fatigue tolerant design in green fuel environment - 1

CHAIR: Janne Juoksukangas

Fatigue crack initiation of nodular cast iron under pressurized hydrogen environment - Valtteri Alander
Impact of Water Contamination from Green Fuels on Cavitation Behavior of Marine Engine Lubricant - Rahul Alroy
Bayesian approach to inclusion sizing in phased array ultrasound – implications for fatigue design - Saana Bergman
Design of test setup for experimental evaluation of fretting-induced damage in high-pressure hydrogen environment - Oskari Einola
15.20 - 17.00 Kiikeli

SESSION 3B

MS: Recent Advances in Advanced Exploitation of Data from In-situ and Multiphysics Measurements - 3

CHAIR: Mikko Hokka / Sven Bossuyt

Simulation and multi-objective optimisation for multifunctional fibre-enriched composites - Cunyi Li
Integrating Multiphysics Data to Characterize Metastable Austenitic Stainless Steels - Hossein Alghalandis
Influence of Imperfections and Residual Stress on Fatigue Assessment of 316L Stainless Steels Manufactured by Laser Powder Bed Fusion - Meysam Norouzi-Inallu
Probabilistic modelling of the mechanical properties of glued laminated timber beams - Sven Bossuyt
15.20 - 17.00 Nuotta

SESSION 3C

Data-Driven and Computational Modelling

CHAIR:  Emil Kurvinen

Numerical Reconstruction of Vibration Responses in Electric Motor Structures - Chi-Hieu Le
CFD-based sensitivity analysis of beer fermentation in refrigerated cellars: impact of the tank aspect ratio on thermal performance - Ashish Pawar
A User Interface for Simulation-Based Data Extraction and Neural-Network Training - Dominik Walica
Reconstructing Structural Dynamics from Sparse Strain Gauge Measurements using SLIDE Networks - Qasim Khadim
18.00 - 19.00

GET-TOGETHER

Learning and Meeting Hub Ydin

Location: Isokatu 32, Oulu.  [Walking instructions]

 

 

Thursday 1 October 2026

Time
Room
Event
08.30 - 10.15 Ranta - Koski - Pakkala

SESSION 4A

MS:Experimental fatigue and fracture mechanical testing – environmental effects and state-of-the-art infrastructures - 1

CHAIR: Sakari Pallaspuro

Fatigue life prediction of cast steels - Mira Adolfsson
Fracture Behaviour of Saline Ice: DIC-Measured Crack Growth and J-Integral Analysis - Sakshi Devi
Consideration of global and local weld geometry in fatigue assessment of high-strength steel joints - Antti Ahola
Effect of oxide-induced crack closure on crack growth resistance and crack front geometry - Kimmo Kärkkäinen
08.30 - 10.15 Kiikeli

SESSION 4B

STS: Fatigue tolerant design in green fuel environment - 2

CHAIR: Jyrki Tervo

OPTIMIZATION OF DIMPLE DIMENSIONS AND  SHAPES FOR JOURNAL BEARING USING  CFD SIMULATION - Olli Honkanen
Effects of Hydrogen Ageing on Lubricant Properties and Film Regimes in Journal Bearings and MTM Contacts - Yu Jiang
Quantitative acoustic emission-based characterization of fretting damage in flat-on-flat contacts under different sliding amplitudes using machine learning - Seyedmorteza Khoshroo
Characterization of fretting induced fatigue damage through cross-sectional analysis of quenched and tempered steel samples - Miika Hakala
10.15 - 10.45 COFFEE BREAK
10.45 - 12.30 Ranta - Koski - Pakkala

SESSION 5A

MS:Experimental fatigue and fracture mechanical testing – environmental effects and state-of-the-art infrastructures - 2

CHAIR: Mari Åman

Capabilities and recent advances on understanding environmentally assisted fracture from the University of Oulu - Sakari Pallaspuro
In-situ and post-mortem characterization of concrete mortar failure with application to AAM - Timo Saksala
Fast fatigue life prediction of ductile glassy materials through combined constitutive mathematical and AI-based modeling - Sami Holopainen
Subsurface fatigue cracks in large size bevel gears - Erkka Virtanen
10.45 - 12.30 Kiikeli

SESSION 5B

STS: Fatigue tolerant design in green fuel environment - 3

 CHAIR: Tero Frondelius

Elastic–plastic solution-dependent three-dimensional fatigue crack growth model - Kimmo Kärkkäinen
Influence of groove parameters on the frictional performance  of journal bearings: A combined CFD and experimental study - Aaquib Jeelani Lone
A systematic approach to the development of a high-frequency multiaxial fatigue testing device - Antti Lumiaho
Fretting fatigue in hydrogen gas: Insights from  advanced microstructural characterization - Amirhossein Zabihi
10.45 - 12.30 Nuotta

SESSION 5C

STS: Monitoring and Computational Methods for Engineering Systems

CHAIR: Antti Ahola

Gas path dimensioning and pressure pulsation study in a Closed-Loop Hydrogen-Argon Power Cycle - Jérémy Archier
Mapping Real-Time and Online Fatigue Assessment Approaches for Working Mobile Machinery Applications - Dominik Walica
Numerical framework for fatigue crack monitoring using optical methods and strain drop measurement - Juho Havia
EDE3: Early Detection of Extreme Engine Events Using Measurements and Digital Twins - Mohamed Sayed
12.30 - 13.30 LUNCH - Raatti (Downstairs)
13.30 - 14.15 Ranta - Koski - Pakkala

PANEL DISCUSSION

 The Future of Mechanics - Tero Frondelius, Mikko Hokka, Peter Råback, Mari Åman

Chair: Antti Niemi

14.15 - 14.30 Ranta - Koski - Pakkala

ANNOUNCEMENTS

Finnish Association for Structural Mechanics and The Finnish National Committee on Theoretical and Applied Mechanics - Reijo Kouhia

14.30 - 15.00 COFFEE
15.00 - 17.15 Ranta - Koski - Pakkala

SESSION 6A

TS: Topics on numerical simulation

 CHAIR: Antti-Jussi Vuotikka

A mixed formulation of the Cahn-Hilliard phase-field model coupled with strain gradient elasticity - Ole Kranzosch
Modeling of phase transformations in duplex stainless steel in the cooling zones of a continuous annealing line - Timo Manninen
Resolving scalability bottlenecks in finite element  modeling of radiation heat transfer - Peter Råback
Finite Element Methods for Elastic Contact: Augmented Lagrangian and Nitsche - Rolf Stenberg
F-barES-FEM T4: A locking-free tetrahedral element implementation in CalculiX - Giacomo Stirpe
15.00 - 17.15 Kiikeli

SESSION 6B

TS: Fluids and coupled problems

CHAIR: Timo Saksala

Thermal Modeling and Insulation Design of Sensible Heat Storage - Fatemeh Ardaneh
Numerical modelling of river-derived PFOS transport and dispersion in the Archipelago Sea - Ashvin Chaudhari
Numerical Validation of Non-Reactive Sonic Hydrogen Jet Injection and Mixing Characteristics under Different Nozzle Pressure Ratios and Ambient Compositions - Jamshid Moradi
Catchment-scale CFD analysis of future extreme rain events in a peri-urban catchment area - Ashis Pawar
Experimental Investigation of Various Effective Bulk Modulus Models Under Low Pressure and Aerated Fluid Conditions - Qasim Khadim
15.00 - 17.15 Nuotta

SESSION 6C

STS: Early detection of extreme engine events

CHAIR: Mohamed Sayed

Forward Model Aspects of the Engine Failure Detection - Rabia Altunay Kan
Finite Element Model Validation using Acoustic Measurements - Juha Hautala
Engine Setup and Measurements Pre- and Postprocessing - Toomas Karhu
Engine Model Validation using Test-Bench Measurements - Mohamed Sayed
A Robust Diagnosis Method for Early Detection of Engine Failures - Jarkko Suuronen
19.00 -  CONFERENCE DINNER - Restaurant Toivo

 

 

Friday 2 October 2026

Time
Room
Event
09.30 - 10.15 Ranta - Koski - Pakkala

PLENARY LECTURE 

Mechanical Response of Metals Under Extreme Conditions in CERN Particle Accelerators - Flyura Djurabekova

CHAIR: Reijo Kouhia           

10.15 - 10.45 COFFEE BREAK
10.45 - 12.30 Ranta - Koski - Pakkala

SESSION 7A

TS:  Design Structures and Engineering Applications - 1

CHAIR: Jarkko Niiranen

MODSIM + AI: Enabling Concurrent Engineering Through an Integrated 3D Data Model - Eetu Autio
Methodology for designing asymmetric constant stress tied-arch bridges - Esko Järvenpää
Generative AI-Augmented Multidisciplinary Design Optimization for Sustainable Design-to-Manufacturing Workflows - Amirmohammad Daareyni
Folding paper to origami core sandwich structures - Jarkko Niiranen
10.45 - 12.30 Kiikeli

SESSION 7B

TS: Structural mechanics and materials

CHAIR: Peter Råback

Integrating DEM Simulations and Machine Learning for Mixing Analysis of Polydisperse Granular Materials - Praveen Dubey
Geometry-driven design of programmable 3D chiral metamaterials with tunable mechanical response - Mohammaderfan Khodabakhshi
Tension-compression asymmetric mechanical metamaterials: Design and analysis - Talha Rauf
Process-Aware Thermomechanical Modeling of Interlayer Bond Formation in Large-Format Additive Manufacturing (LFAM) - Reza Shahzadi
12.30 - 13.30 LUNCH - Restaurant Toivo
13.30 - 14.50 Ranta - Koski - Pakkala

SESSION 8A

Mixed topics

CHAIR: Antti Niemi

Towards computational soft-tissue mechanics in large-deformation dynamics: arbitrary volume integration of hyperelastic continuum beam elements - Marko Matikainen
A FE modelling workflow for gaskets - Benjamin Wuite
The effect of ash on optimising shedding in boilers under impact loading - Antti-Jussi Vuotikka
COFFEE & CLOSING

 

 

Plenary Speakers

 

bischoff_komprimiert.jpg

Professor Manfred Bischoff

University of Stuttgart, Germany

Manfred Bischoff graduated in civil engineering at the University of Stuttgart in 1993 and obtained a doctoral degree at the Institute for Structural Mechanics at the same university under the supervision of Ekkehard Ramm in 1999. After a one-year stay as visiting scholar at the University of California, Berkeley, he worked as vice chair at the Chair of Structural Analysis at the Technical  University of Munich. In 2005 he received his habilitation and the venia legendi in “Statik”. Since April 1, 2006, he is full professor and head of the Institute for Structural Mechanics at the University of Stuttgart. Since October 2021 he is also Vice Rector for Research at the same university and he is currently president of the German Association for Computational Mechanics. His scientific work comprises all fields of computational mechanics and non-linear structural mechanics, with focus on finite element technology, shell theory and dynamics. He has received a number of international awards, among them the IACM Young Investigator Award and the Fellow Award of IACM.

flyura_djurabekova_photo_maarit_kytoharju_face_bust02.jpg

Professor Flyura Djurabekova

University of Helsinki, Finland

Professor Flyura Djurabekova focuses in the field of Materials in Extreme Environments. She is the Head of Materials Physics Division at the Department of Physics of the University of Helsinki, Finland. She is leading scientifically a computational material physics group of about 35 persons. The group is involved in development of multiscale modelling of various phenomena, including the machine-learning approaches to develop interatomic potentials and simulate diffusional processes.

She authored more than 250 publications, 6 review articles and 6 book chapters. The h-index is 34. She has graduated over 25 PhDs, and two members of her group became professors (one associate, one full professor). In 2026, she was awarded the title of Honorary Doctor of the University of Tartu, Estonia. She is one of the initiators of the successful series of international annual workshops “Mechanisms of Vacuum Arcing”. She is the international committee member in three major conferences in the field of radiation effects in materials, leading the international committee of one (Radiation Effects in Insulators). She is an editorial board member of two international journals.

 

 

 

 

 

 

 

 

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Event time

Starts:   30.9.2026 09:00
Ends:   2.10.2026 16:00

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Event location

Radisson Blu Hotel

Hallituskatu 1
90100 Oulu

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Organizer

University of Oulu

fmd2026@oulu.fi