Mika Salmi
Assistant Professor
Assistant Professor
T212 Mechanical Engineering
Full researcher profile
https://research.aalto.fi/...
Email
[email protected]
Phone number
+358505122746
Areas of expertise
3D-models, 3D-Printing, Additive Manufacturing, Medical devices, 3D printing, 3D-tulostus, 3D tulostus, Rapid prototyping, Rapid manufacturing, Materiaali lisäävä valmistus, Pikavalmistus, Pikamallinnus
Research groups
- Materials to Products, Assistant Professor
Publications
Additive manufacturing of self-sensing parts through material extrusion
Jan Sher Akmal, Mika Salmi
2024
Metal Laser-Based Powder Bed Fusion Process Development Using Optical Tomography
Roy Björkstrand, Jan Sher Akmal, Mika Salmi
2024
3D-printed sensor electric circuits using atomic layer deposition
Antti Kestilä, Marko Vehkamäki, Leo Nyman, Mika Salmi, Jarkko Lohilahti, Timo Hatanpää, Ugo Lafont, Mikko Ritala
2024
Integration of 3D-printed middle ear models and middle ear prostheses in otosurgical training
Sini Lähde, Yasmin Hirsi, Mika Salmi, Antti Mäkitie, Saku T. Sinkkonen
2024
Additive manufacturing in the medical sector : from an empirical investigation of challenges and opportunities toward the design of an ecosystem model
Mirco Peron, Nicolò Saporiti, Majid Shoeibi, Jan Holmström, Mika Salmi
2024
Core Legal Challenges for Medical 3D Printing in the EU
Ante B.V. Pettersson, Rosa Maria Ballardini, Marc Mimler, Phoebe Li, Mika Salmi, Timo Minssen, Ian Gibson, Antti Mäkitie
2024
Implementing Additive Manufacturing in Orthopedic Shoe Supply Chains—Cost and Lead Time Comparison
Victor Verboeket, Harold Krikke, Mika Salmi
2024
Defect detection in laser-based powder bed fusion process using machine learning classification methods
Jan Sher Akmal, Mihai Macarie, Roy Björkstrand, Kevin Minet, Mika Salmi
2023
Feasibility of 3D-printed middle ear prostheses in partial ossicular chain reconstruction
Anssi Kalle Heikkinen, Sini Lähde, Valtteri Rissanen, Mika Salmi, Antti A. Aarnisalo, Antti Mäkitie, Ville Sivonen, Saku T. Sinkkonen
2023
4D printing of shape memory polymer with continuous carbon fiber
S Kumar, Jan Sher Akmal, Mika Salmi
2023
NiTiCu alloy from elemental and alloyed powders using vat photopolymerization additive manufacturing
Mehrdad Mousapour, Jouni Partanen, Mika Salmi
2023
Legal issues and underexplored data protection in medical 3D printing: a scoping review
Ante B. Pettersson, Rosa Maria Ballardini, Marc Mimler, Phoebe Li, Mika Salmi, Timo Minssen, Ian Gibson, Antti Mäkitie
2023
Influence of feature size and shape on corrosion of 316L lattice structures fabricated by laser powder bed fusion
Tuomas Puttonen, Sergei Chekurov, Jukka Kuva, Roy Björkstrand, Jouni Partanen, Mika Salmi
2023
Additive manufacturing processes and materials for spare parts
Mika Salmi, Eujin Pei
2023
Business models and supply chain of personalized medical products made by additive manufacturing
Mika Salmi, Mirco Peron
2023
Editorial
Mika Salmi
2023
Switchover to industrial additive manufacturing: dynamic decision-making for problematic spare parts
Jan Sher Akmal, Mika Salmi, Roy Björkstrand, Jouni Partanen, Jan Holmström
2022
3D Printing, Intellectual Property Rights and Medical Emergencies : In Search of New Flexibilities
Rosa Maria Ballardini, Marc Mimler, Timo Minssen, Mika Salmi
2022
Towards the additive manufacturing of Ni-Mn-Ga complex devices with magnetic field induced strain
Iñigo Flores Ituarte, Frans Nilsén, Venkata Karthik Nadimpalli, Mika Salmi, Joonas Lehtonen, Simo Pekka Hannula
2022
Additively Manufactured Parametric Universal Clip-System: An Open Source Approach for Aiding Personal Exposure Measurement in the Breathing Zone
Kirsi Kukko, Jan Sher Akmal, Anneli Kangas, Mika Salmi, Roy Björkstrand, Anna-Kaisa Viitanen, Jouni Partanen, Joshua Pearce
2022
Design for Additive Manufacturing
VAT Photopolymerization-Based 3d Printing Of Ni-Ti-Cu Metal Alloy From Elemental Powders
Mehrdad Mousapour, Mika Salmi, Jouni Partanen
2022
World PM 2022 Congress Proceedings
Overview of ground-based testing of components made from electrically-conducting doped peek for space applications
Leo Nyman, Kirsi Kukko, Antti Kestilä, Vesa Myllymäki, Jarkko Lohilahti, Joni Kumpulainen, Marko Vehkamäki, Mika Salmi, Ugo Lafont, Esa Kallio
2022
Proceedings of the 20th European Conference on Composite Materials - Composites Meet Sustainability
Creative digital design and manufacturing in medicine
Mika Salmi, Jan Wolff, Antti Mäkitie
2022
Editorial
Mika Salmi
2022
Editorial : Creative digital design and manufacturing in medicine
Mika Salmi, Jan Wolff, Antti Makitie
2022
Capability development in hybrid organizations : enhancing military logistics with additive manufacturing
Ilari Valtonen, Samu Rautio, Mika Salmi
2022
Microstructure and Properties of Additively Manufactured AlCoCr0.75Cu0.5FeNi Multicomponent Alloy: Controlling Magnetic Properties by Laser Powder Bed Fusion via Spinodal Decomposition
Xuan Yang, Oleg Heczko, Joonas Lehtonen, Roy Björkstrand, Mika Salmi, Volker Uhlenwinkel, Yanling Ge, Simo-Pekka Hannula
2022
Assessing industrial barriers of additively manufactured digital spare part implementation in the machine-building industry
Sergei Chekurov, Mika Salmi, Victor Verboeket, Tuomas Puttonen, Tuomas Riipinen, Antti Vaajoki
2021
Additive Manufacturing of Resected Oral and Oropharyngeal Tissue: A Pilot Study
Alexandria L Irace, Anne Koivuholma, Eero Huotilainen, Jaana Hagström, Katri Aro, Mika Salmi, Antti Markkola, Heli Sistonen, Timo Atula, Antti Mäkitie
2021
Three-Dimensional Presentation of Tumor Histopathology: A Model Using Tongue Squamous Cell Carcinoma
Anne Koivuholma, Katri Aro, Antti Mäkitie, Mika Salmi, Tuomas Mirtti, Jaana Hagström, Timo Atula
2021
Anisotropic Plastic Behavior of Additively Manufactured PH1 Steel
Wenqi Liu, Zinan Li, Sven Bossuyt, Antti Forsström, Zaiqing Que, Roy Björkstrand, Mika Salmi, Jouni Partanen, Junhe Lian
2021
ESAFORM 2021 - 24th International Conference on Material Forming
Feasibility study of producing multi-metal parts by Fused Filament Fabrication (FFF) technique
Mehrdad Mousapour, Mika Salmi, Lassi Klemettinen, Jouni Partanen
2021
Constructing Spacecraft Components Using Additive Manufacturing and Atomic Layer Deposition: First Steps for Integrated Electric Circuitry
Leo Nyman, Antti Kestilä, Paavo Porri, Marko Pudas, Mika Salmi, Rudolf Silander, Ville Miikkulainen, Mikko Kaipio, Esa Kallio, Mikko Ritala
2021
Mechanical properties and fracture characterization of additive manufacturing polyamide 12 after accelerated weathering
Tuomas Puttonen, Mika Salmi, Jouni Partanen
2021
Cross-testing laser powder bed fusion production machines and powders
Joni Reijonen, Roy Björkstrand, Tuomas Riipinen, Zaiqing Que, Sini Metsä-Kortelainen, Mika Salmi
2021
Additive manufacturing in nuclear power plants (AM-NPP)
Alejandro Revuelta, Tuomas Riipinen, Mika Siren, Antti Vaajoki, Zaiqing Que, Siddharth Jayaprakash, Niklas Kretzschmar, Mika Salmi, Markus Korpela
2021
SAFIR2022 - The Finnish Research Programme on Nuclear Power Plant Safety 2019-2022
Additive manufacturing processes in medical applications
Mika Salmi
2021
Additive Manufacturing for Localized Medical Parts Production: A Case Study
Victor Verboeket, Siavash Haghighat Khajavi, Harold Krikke, Mika Salmi, Jan Holmström
2021
Design-dependent shrinkage compensation modeling and mechanical property targeting of metal FFF
Ilies Ait-Mansour, Niklas Kretzschmar, Sergei Chekurov, Mika Salmi, Joel Rech
2020
Cumulative Inaccuracies in Implementation of Additive Manufacturing Through Medical Imaging, 3D Thresholding, and 3D Modeling: A Case Study for an End-Use Implant
Jan Sher Akmal, Mika Salmi, Björn Hemming, Linus Teir, Anni Suomalainen, Mika Kortesniemi, Jouni Partanen, Antti Lassila
2020
Miniature reproduction of raking tests on marine structure: Similarity technique and experiment
Miguel A. G. Calle, Mika Salmi, Leonardo M. Mazzariol, Pentti Kujala
2020
Additive manufacturing of miniature marine structures for crashworthiness verification
Miguel Calle Gonzales, Mika Salmi, Leonardo M. Mazzariol, Marcílio Alves, Pentti Kujala
2020
ASIS web girder test: A miniature experiment
Miguel Calle Gonzales, Pentti Kujala, Mika Salmi, L. M. Mazzariol
2020
Developments in the Collision and Grounding of Ships and Offshore Structures
Development, Implementation, and Assessment of a Creative Additive Manufacturing Design Assignment
Sergei Chekurov, Meng Wang, Mika Salmi, Jouni Partanen
2020
Surface modification of additively manufactured 18% Nickel Maraging steel by ultrasonic vibration-assisted ball burnishing
Inigo Flores Ituarte, Mika Salmi, Suvi Papula, Juha Huuki, Björn Hemming, Eric Coatanea, Seppo Nurmi, Iikka Virkkunen
2020
Additive Manufacturing as an Enabler of Digital Spare Parts
Siavash Haghighat Khajavi, Mika Salmi, Jan Holmström
2020
Managing 3D Printing
Additively Manufactured Parametric Universal Clip-System: An Open Source Approach for Aiding Personal Exposure Measurement in the Breathing Zone
Kirsi Kukko, Jan Sher Akmal, Anneli Kangas, Mika Salmi, Roy Björkstrand, Anna-Kaisa Viitanen, Jouni Partanen, Joshua Pearce
2020
New business from digital spare parts
Sini Metsä-Kortelainen, Joni Reijonen, Tuomas Riipinen, Antti Vaajoki, Pasi Puukko, Mika Salmi, Sergei Chekurov, Roy Björkstrand, Niklas Kretzschmar, Jan Sher Akmal, Tuomas Puttonen, Jouni Partanen
2020
Main Clinical Use of Additive Manufacturing (Three-Dimensional Printing) in Finland Restricted to the Head and Neck Area in 2016–2017
A. B.V. Pettersson, M. Salmi, Pekka Vallittu, W. Serlo, J. Tuomi, A. A. Mäkitie
2020
3D Printing in COVID-19: Productivity Estimation of the Most Promising Open Source Solutions in Emergency Situations
Mika Salmi, Jan Sher Akmal, Eujin Pei, Jan Wolff, Alireza Jaribion, Siavash Haghighat Khajavi
2020
OPENGLOT – An open environment for the evaluation of glottal inverse filtering
Paavo Alku, Tiina Murtola, Jarmo Malinen, Juha Kuortti, Brad Story, Manu Airaksinen, Mika Salmi, Erkki Vilkman, Ahmed Geneid
2019
Miniature marine structures to reproduce structural damage in ship collision scenarios: from similarity laws to additive manufactured models
Miguel Angel Calle Gonzales, Pentti Kujala, Mika Salmi, R. E. Oshiro, L. M. Mazzariol, Marcilio Alves
2019
Proceedings of the 29th European Safety and Reliability Conference, ESREL 2019
Three-dimensional printed surgical templates for fresh cadaveric osteochondral allograft surgery with dimension verification by multivariate computed tomography analysis
Eero Huotilainen, Mika Salmi, Jan Lindahl
2019
Multi-scale topologically optimised components made by casting and additive manufacturing
Kalle Jalava, Mika Salmi, Kirsi Kukko, Juhani Orkas
2019
Effect of process parameters on non-modulated Ni-Mn-Ga alloy manufactured using powder bed fusion
Frans Nilsen, Inigo Flores Ituarte, Mika Salmi, Jouni Partanen, Simo-Pekka Hannula
2019
Alloys for Additive Manufacturing Symposium, AAMS 2019
Effect of process parameters on non-modulated Ni-Mn-Ga alloy manufactured using powder bed fusion
Frans Nilsén, Inigo Flores Ituarte, Mika Salmi, Jouni Partanen, Simo-Pekka Hannula
2019
Wohlers Report 2019 - Part 6 Global Reports - Finland
Mika Salmi
2019
Wohlers Report 2019
Implementation of Industrial Additive Manufacturing: Intelligent Implants and Drug Delivery Systems
Jan Sher Akmal, Mika Salmi, Antti Mäkitie, Roy Björkstrand, Jouni Partanen
2018
The perceived value of additively manufactured digital spare parts in industry
Sergei Chekurov, Sini Metsä-Kortelainen, Mika Salmi, Irene Roda, Ari Jussila
2018
MULTI-SCALE TOPOLOGICALLY OPTIMIZED COMPONENTS MADE BY CASTING AND ADDITIVE MANUFACTURING
Kalle Jalava, Mika Salmi, Kirsi Kukko, Juhani Orkas
2018
73rd World Foundry Congress, Congress Proceedings
Towards space-grade 3D-printed, ALD-coated small satellite propulsion components for fluidics
Antti Kestilä, Kalle Nordling, Ville Miikkulainen, Mikko Kaipio, Tuomas Tikka, Mika Salmi, Aleksi Auer, Markku Leskelä, Mikko Ritala
2018
Evaluating the Readiness Level of Additively Manufactured Digital Spare Parts: An Industrial Perspective
Niklas Kretzschmar, Sergei Chekurov, Mika Salmi, Jukka Tuomi
2018
Digitaaliset varaosat
Mika Salmi, Jouni Partanen, Jukka Tuomi, Sergei Chekurov, Roy Björkstrand, Eero Huotilainen, Kirsi Kukko, Niklas Kretzschmar, Jan Akmal, Kalle Jalava, Satu Koivisto, Matti Vartiainen, Sini Metsä-Kortelainen, Pasi Puukko, Ari Jussila, Tuomas Riipinen, Joni Reijonen, Hannu Tanner, Markku Mikkola
2018
Digital Spare Parts
Mika Salmi, Jouni Partanen, Jukka Tuomi, Sergei Chekurov, Roy Björkstrand, Eero Huotilainen, Kirsi Kukko, Niklas Kretzschmar, Jan Akmal, Kalle Jalava, Satu Koivisto, Matti Vartiainen, Sini Metsä-Kortelainen, Pasi Puukko, Ari Jussila, Tuomas Riipinen, Joni Reijonen, Hannu Tanner, Markku Mikkola
2018
Workflow for 3D printing of medical models – phases, timeline and costs
Mika Salmi, Inigo Flores Ituarte, Jukka Tuomi, Antti Mäkitie
2018
Law and Technology of 3D Printing and Medical Devices
Dhanay Cadillo Chandler, Mika Salmi
2017
3D Printing, Intellectual Property and Innovation: Insights from Law and Technology
Additive Manufacturing in Offsite Repair of Consumer Electronics
Sergei Chekurov, Mika Salmi
2017
Proceedings of the 16th Nordic Laser Materials Processing Conference, NOLAMP16
Additive Manufacturing in Finland: Recommendations for a Renewed Innovation Policy
Inigo Flores Ituarte, Mika Salmi, Rosa Maria Ballardini, Jukka Tuomi, Jouni Partanen
2017
Proceedings of the 16th Nordic Laser Materials Processing Conference, NOLAMP16
Current and Future Business Models for 3D Printing Applications
Inigo Flores Ituarte, Siavash Haghighat Khajavi, Mika Salmi
2017
3D Printing, Intellectual Property and Innovation: Insights from Law and Technology
Anatomically personalized and mobilizing external support and method for controlling a path of an external auxiliary frame
Jan Erik Lindahl, Jari Salo, Jukka Tuomi, Roy Björkstrand, Mika Salmi, Eero Huotilainen, Mikko Roiha
2017
The ultrasonic burnishing of cobalt-chrome and stainless steel surface made by additive manufacturing
Mika Salmi, Juha Huuki, Inigo Flores Ituarte
2017
In vitro cytotoxicity and surface topography evaluation of additive manufacturing titanium implant materials
Jukka Tuomi, Roy Björkstrand, Mikael Pernu, Mika Salmi, Eero Huotilainen, Jan Wolff, Pekka Vallittu, Antti Mäkitie
2017
3D printing and applications
Inigo Flores Ituarte, Eero Huotilainen, Ashish Mohite, Sergei Chekurov, Mika Salmi, Jukka Helle, Meng Wang, Kirsi Kukko, Roy Björkstrand, Jukka Tuomi, Jouni Partanen
2016
NordDesign 2016 - Engineering Design society
Three-dimensional printing for restoration of the donor face
A. A. Mäkitie, M. Salmi, A. Lindford, J. Tuomi, P. Lassus
2016
Effect of build orientation in 3D printing production for material extrusion, material jetting, binder jetting, sheet object lamination, vat photopolymerisation, and powder bed fusion
Mika Salmi, Inigo Flores Ituarte, Sergei Chekurov, Eero Huotilainen
2016
Possibilities of preoperative medical models made by 3D printing or additive manufacturing
Mika Salmi
2016
3D printing policies and legislation to attract business to Finland
Rosa Maria Ballardini, Mika Salmi, Marcus Norrgård
2015
Additive Manufacturing in Production: A Study Case Applying Technical Requirements
Iñigo Flores, Eric Coatanea, Mika Salmi, Jukka Tuomi, Jouni Partanen
2015
Post-processing opportunities of professional and consumer grade 3D printing equipment: a comparative study
Iñigo Flores, Sergei Chekurov, Mika Salmi, Jukka Tuomi, Jouni Partanen
2015
3D Printing or Additive Manufacturing (AM) in the industrial context: promoting competitiveness
Inigo Flores Ituarte, Mika Salmi, Jouni Partanen, Jukka Tuomi
2015
The Effect of Local Heating by Laser Irradiation for Aluminum, Deep Drawing Steel and Copper Sheets in Incremental Sheet Forming
Pekka Lehtinen, Tapio Väisänen, Mika Salmi
2015
Anatomically personalized and mobilizing external support and method for controlling a path of an external auxiliary frame
Jan Erik Lindahl, Jari Salo, Jukka Tuomi, Roy Björkstrand, Markku Paloheimo, Mika Salmi, Eero Huotilainen, Mikko Roiha
2015
Tekes projekti SuperMachines loppuraportti
Mika Salmi, Jouni Partanen, Jukka Tuomi, Sergei Chekurov, Iñigo Flores, Roy Björkstrand, Pekka Lehtinen
2015
Robust Design Principles to Evaluate Additive Manufacturing Capabilities
Inigo Flores, Eric Coatanea, Mika Salmi, Jukka Tuomi
2014
International Symposium on Robust Design, Copenhagen, 14-15.8.2014
Imaging requirements for medical applications of additive manufacturing
Eero Huotilainen, Markku Paloheimo, Mika Salmi, Kaija-Stiina Paloheimo, Roy Björkstrand, Jukka Tuomi, Antti Markkola, Antti Mäkitie
2014
Inaccuracies in additive manufactured medical skull models caused by the DICOM to STL conversion process
Eero Huotilainen, Risto Jaanimets, Jirí Valásek, Petr Marcián, Mika Salmi, Jukka Tuomi, Antti Mäkitie, Jan Wolff
2014
A novel classification and online platform for planning and documentation of medical applications of additive manufacturing.
Jukka Tuomi, Kaija-Stiina Paloheimo, Juho Vehviläinen, Roy Björkstrand, Mika Salmi, Eero Huotilainen, Risto Kontio, Stephen Rouse, Ian Gibson, Antti Mäkitie
2014
Novel additive manufactured scaffolds for tissue engineered trachea research
Antti A. Mäkitie, Jyrki Korpela, Laura Elomaa, Maija Reivonen, Anne Kokkari, Minna Malin, Harri Korhonen, Xiaohong Wang, Jarmo Salo, Eero Sihvo, Mika Salmi, Jouni Partanen, Kaija-Stiina Paloheimo, Jukka Tuomi, Timo Närhi, Jukka Seppälä
2013
Accuracy of medical models made by additive manufacturing (rapid manufacturing)
Mika Salmi, Kaija-Stiina Paloheimo, Jukka Tuomi, Jan Wolff, Antti Mäkitie
2013
A digital process for additive manufacturing of occlusal splints: a clinical pilot study
Mika Salmi, Kaija-Stiina Paloheimo, Jukka Tuomi, Tuula Ingman, Antti Makitie
2013
Designing and Additive Manufacturing A Prototype for A Novel Instrument for Mandible Fracture Reduction
Risto Kontio, Roy Björkstrand, Mika Salmi, Markku Paloheimo, Kaija-Stiina Paloheimo, Jukka Tuomi, Antti Mäkitie
2012
Patient specific reconstruction with 3D modeling and DMLS additive manufacturing
Mika Salmi, Jukka Tuomi, Kaija-Stiina Paloheimo, Roy Björkstrand, Markku Paloheimo, Jari Salo, Risto Kontio, Karri Mesimäki, Antti Mäkitie
2012
Rapid Tooling Method for Soft Customized Removable Oral Appliances
Mika Salmi, Jukka Tuomi, Rauno Sirkkanen, Tuula Ingman, Antti Mäkitie
2012
Web Platform for Collaboration and Medical Case Documentation
Juho Vehviläinen, Jukka Tuomi, Kaija-Stiina Paloheimo, Roy Björkstrand, Mika Salmi, Eero Huotilainen, Ian Gibson, Antti Mäkitie
2012
iCAT 2012, 4th International Conference on Additive Technologies, DAAAM Specialized conference, 19-21 September, 2012, Maribor, Slovenia
Considerations on the Requirements for Additive Manufacturing Related Medical Imaging
Eero Huotilainen, Markku Paloheimo, Mika Salmi, Kaija-Stiina Paloheimo, Jukka Tuomi, Antti Mäkitie
2011
China and Finland Workshop on Biomanufacturing and Evaluation Techniques, CFWBET-2011. Institute of Biomedical Engineering, Chinese Academy of Medical Science, The Key Laboratory of Biomedical Materia
Considerations on the Laryngotracheal Reconstruction and Tissue Engineering
M. Reivonen, M. Salmi, E. Huotilainen, X. Wang, M. Paloheimo, KS. Paloheimo, J. Tuomi, AA. Mäkitie
2011
China and Finland Workshop on Biomanufacturing and Evaluation Techniques, CFWBET-2011. Institute of Biomedical Engineering, Chinese Academy of Medical Science, The Key Laboratory of Biomedical Materia
Silmäkuopan seinämän korjaus pikavalmistetulla istutteella
Risto Kontio, Karri Mesimäki, Antti Mäkitie, Markku Paloheimo, Kaija-Stiina Paloheimo, Roy Björkstrand, Jukka Tuomi, Mika Salmi
2010
Teollisen pikavalmistuksen lääketieteelliset sovellukset
Antti Mäkitie, Kaija-Stiina Paloheimo, Roy Björkstrand, Mika Salmi, Risto Kontio, Jari Salo, Yongnian Yan, Markku Paloheimo, Jukka Tuomi
2010
Teollisen pikavalmistuksen lääketieteelliset sovellutukset
Antti Mäkitie, Kaija-Stiina Paloheimo, Roy Björkstrand, Mika Salmi, Risto Kontio, J.Yan Salo, Markku Paloheimo
2010
Digital design and rapid manufacturing in orbital wall reconstruction
Mika Salmi, Jukka Tuomi, Kaija-Stiina Paloheimo, Markku Paloheimo, Roy Björkstrand, Antti A. Mäkitie, Karri Mesimäki, Risto Kontio
2010
4rd International Conference on Advanced Research in Virtual and Rapid Prototyping, Leiria Portugal, 6th to 10th October 2009
Medical applications of rapid prototyping - From applications to classification
Jukka Tuomi, Kaija-Stiina Paloheimo, Roy Björkstrand, Mika Salmi, Markku Paloheimo, Antti Mäkitie
2010
Innovative Developments in Design and Manufacturing.Advanced Research in Virtual and Rapid Prototyping - Proceedings of VR"P4, Leiria, Portugal, October 2009