Antti Haapala

Associate Professor, Wood Materials Science

Research interests: wood characteristics, modification and preservation of wood, biopolymer chemistry, biorefining

University representative in Bio-Based Industries Consortium

Adjunct Projessor, Applied Physics (fibre-derived products)

School of Forest Sciences
Faculty of Science and Forestry
University of Eastern Finland, Joensuu Campus
PO Box 111 (Yliopistokatu 7), FI-80101 Joensuu, Finland
Tel +358 44 520 2849, e-mail: firstname.lastname@uef.fi
Office: Borealis building, room 377, http://www.uef.fi/web/forest/antti-haapala

 

 Ongoing investigations

  • Development of UEF services on wood conversion and analysis for local SMEs (ERDF BIOPartnerit)
  • Development of joint European Bioeconomy education at MSc level (Erasmus+ ABBEE and EBU actions)
  • Bio-preservation of wood using tannin-nanocellulose complexes and pyrolysis distillates
  • Fire retardancy of wood
  • Thermo-mechanical modification of wood (joint study with Natural Resources Institute Finland)
  • Investigations on Thermowood wetting and weathering phenomena (joint study with Natural Resources Institute Finland)
  • Microfibrillation and chemical modification of cellulose (joint study with University of Oulu)
  • Hardwood genetics and climate adaptation - effect to morphology, fiber properties and bark chemistry


Practical research, participation to funding and leadership actions

  • BioPartnerit - Development of RTD collaboration with researchers and North Karelia-based wood-related industries, 2019-2020. (Joint ERDF project with Karelia Uni. of Applied Sciences and  Natural Resources Institute Finland)
  • ABBEE - Accelerate the transition towards a BioBased Economy via Education. Erasmus+ Strategic Partnership for higher education, 2018-2021.
  • SafeWood - Bio- and nanotechnology in wood preservation. Joint study with University of Oulu and Natural Resources Institute Finland. (Tekes ERDF project 2016-2017)
  • BICON – Bioeconomy in Northern Ostrobothnia region, (ERDF project)
  • Research infrastructure funding, University of Oulu (biocomposite laboratory build-up)
  • NAMI - Novel measurement and control schemes of nano and micro particles in complex process suspensions, 2010-2012. (Tekes supported industrial project)
  • MASIT19 technology programme - Multi-scale flow modelling "MUSCA" I&II, 2007-2010. (Tekes supported industrial project)
  • WWF I & II, White water flotation research, (industry funded research project), 2007-2008.
  • PASI – Passive deaeration of white water (industry funded research project), 2006.

Management of research and education

  • Senior lecturer and M.Sc. program developer in University of Eastern Finland.
  • Member of the University of Eastern Finland Bioeconomy strategy group.
  • Wood Materials Science group since 7/2014.
  • Lecturer and education developing tasks in Pulp and papermaking and mechanical process engineering at University of Oulu 2006-2014.
  • Leader of research efforts of Biocomposites research group in Fibre and particle engineering (http://www.oulu.fi/pyokui/), and research coordinator in Bioeconomy research community (http://www.oulu.fi/bioeconomy/).
  • Strategic planning of research for Process and Environmental Engineering Department.
  • Strategic planning of activities for Science education centre of Oulu, OuLUMA.

Current in teaching

Coordinator and/or lecturer:

  • Biomass Chemistry (6 ETCS) since 2014 in University of Eastern Finland (UEF)
  • Organic and biomass chemistry (6 ETCS) since 2015 in UEF
  • Thesis seminar in Wood Materials Science (1.5 ETCS) since 2015 in UEF
  • Perspectives to Bioeconomy (6 ETCS) since 2015 in UEF

Selected publications

A. Articles with referee practice

  1. Cai C, Javed MA, Komulainen S, Telkki V-V, Haapala A, Heräjärvi H. (in review) Effect of natural weathering on water absorption and pore size distribution in thermally modified wood determined by nuclear magnetic resonance. Bioresource Technology.
  2. Haapala A, Riippa T, Niskanen T. (in review) Valmet FS5 upgraded to UHD image quality – new opportunities for lab analysis of fibres, fines and fibrils. Appita Journal.
  3. Cai C, Haapala A, Rahman MH, Tiitta M, Tiitta V, Tomppo L, Lappalainen R, Heräjärvi H. (in review) Effect of 2-year Natural Weathering on Chemical and Physical Properties of Thermally Modified Scots pine, Norway spruce and European ash Wood. Canadian Journal of Forest Research.
  4. Uddin M, Kiviranta K, Suvanto S, Alvila L, Leskinen J, Lappalainen R, Haapala A. (in review) Casein-magnesium composites as intumescent thermal and fire insulators for wood. Fire Safety Journal.
  5. Asante B, Sirviö JA, Li P, Lavola A, Julkunen-Tiitto R, Haapala A, Liimatainen H. (2019) Adsorption of bark derived polyphenols onto functionalized nanocellulose: Equilibrium modelling and kinetics. AIChE journal.
  6. Cai C, Heräjärvi H, Haapala A. (2019) Effects of environmental conditions on physical and mechanical properties of thermally modified wood. Canadian Journal of Forest Research, 49(11): 1434-1440.
  7. Takala T, Tikkanen J, Haapala A, Pitkänen S, Torssonen P, Valkeavirta R, Pöykkö T. (2019) Shaping the concept of bioeconomy in participatory projects - an example from the post-graduate education in Finland. Journal of Cleaner Production, 221, 176-188.
  8. Li P, Sirviö J, Haapala A, Khakalo A, Liimatainen H. (2019) Anti-oxidative and UV-absorbing biohybrid film of cellulose nanofibrils and tannin extract. Food Hydrocolloids, 92, 208-217.
  9. Barbero-López A, Chibily S, Tomppo L, Salami A, Ancin-Murguzur FJ, Venäläinen M, Lappalainen R, Haapala A. (2019) Pyrolysis distillates from tree bark and fibre hemp inhibit the growth of wood-decaying fungi. Industrial Crops and Products, 129, 604-610.
  10. Barbero-López A, Ochoa-Retamero A, López-Gómez Y, Vilppo T, Venäläinen M, Lavola A,  Julkunen-Tiitto R, Haapala A. (2018) Activity of spent coffee ground cinnamates against wood-decaying fungi in vitro. BioResources, 13(3), 6555-6564.
  11. Ancin-Murguzur F, Barbero-López A, Kontunen-Soppela S, Haapala A. (2018) Automated image analysis tool to measure microbial growth on solid cultures. Computers and Electronics in Agriculture, 151, 426-430.
  12. Fedorik F & Haapala A. (2018) Numerical estimation of mould growth on common single-family house building envelopes in boreal conditions. European Journal of Environmental and Civil Engineering, 22(10), 1196-1211.
  13. Jiang W, Tomppo L, Pakarinen T, Sirviö JA, Liimatainen H & Haapala A. (2018) Effect of cellulose nanofibrils on the bond strength of polyvinyl acetate and starch adhesives for wood, BioResources, 13(2), 2283-2292. 
  14. Fedorik F & Haapala A (2017) Hygro-thermal and Mould Growth Risk Analysis of Common Foundation Structures. Energy Procedia 132C, 111-116.
  15. Fedorik F & Haapala A (2017) Impact of Air-gap Design to Hygro-thermal Properties and Mould Growth Risk Between Concrete Foundation and CLT Frame. Energy Procedia 132C, 117-122.
  16. Haapala A, Kontunen-Soppela S, Oksanen E, Rousi M & Mola Yudego B (2017) Tree provenance affects the growth and bioenergy potential of juvenile silver birch. Conf. Proc. of the 6th International Scientific Conference on Hardwood Processing (ISCHP 2017), 25.-28. September, Lahti, Finland.
  17. Verkasalo E, Heräjärvi H, Möttönen V, Haapala A, Brännström H, Vanhanen H & Miina J. (2017) Current and Future Products as the Basis for Value Chains of Birch in Finland. Conf. Proc. of the 6th International Scientific Conference on Hardwood Processing (ISCHP 2017), 25.-28. September, Lahti, Finland.
  18. Mola B, Arevalo J, Diaz-Yáñez O, Dimitriou I, Haapala A, Selkimäki M & Valbuena R. (2017) Wood biomass potentials for energy in northern Europe: forest or plantations? Renewable energy, 106, 95-103.
  19. Ding T, Bianchi S, Ganne-Chédeville C, Kilpeläinen P, Haapala A & Räty T. (2017) Life cycle assessment of tannin extraction from spruce bark. iForest - Biogeosciences and Forestry, 10, 807-814.
  20. Pelli P, Haapala A & Pykäläinen J. (2017) Services in the forest-based bioeconomy – analysis of European strategies. Scandinavian Journal of Forest Research, 32(7): 559-567.
  21. Mola-Yudego B, Arevalo J, Diaz-Yáñez O, Dimitriou I, Freshwater E, Haapala A, Khanam T & Selkimäki M. (2017) Reviewing wood biomass potentials for energy in Europe: the role of forests and fast growing plantations. Biofuels, 8(4): 401-410.
  22. Li P, Sirviö J, Haapala A & Liimatainen H. (2017) Cellulose nanofibrils from non-derivatizing urea-based deep eutectic solvent pretreatments. ACS Applied Materials & Interfaces, 9(3), 2846–2855.
  23. Väisänen T, Haapala A, Lappalainen R & Tomppo L. (2016) Utilization of organic waste and residues in natural fiber-polymer composites: A Review. Waste Management, 54:62-73.
  24. Fedorik F, Malaska M, Hannila H & Haapala A. (2015) Improving the Thermal Performance of Concrete-Sandwich Envelopes in Relation to the Moisture Behaviour of Building  Structures in Boreal Conditions, Energy and Buildings, 107, 226-233.
  25. Fedorik F, Kala J, Haapala A & Malaska M. (2015) Use of Design Optimization Techniques in Solving Typical Structural Engineering Related Design Optimization Problems. Structural Engineering and Mechanics, An International Journal, 55(6): 1121-1137.
  26. Haapala A, Härkönen J, Leviäkangas P, Kess P, Häggman H, Arvola J, Stoor T, Ämmälä A, Karppinen K, Leppilampi M & Niinimäki J. (2015) Bioeconomy potential – focus on Northern Finland.  Int. J. Sustainable Economy, 7(1): 66-90.
  27. Körkkö M, Mäkinen L, Kemppainen K, Haapala A & Niinimäki J. (2014) Effect of wavelength selection on determination of ink content and ink elimination at 700 or 950 nm. Tappi Journal, 13 (1): 45-52.
  28. Visanko M, Liimatainen H, Sirviö J, Haapala A, Slizd R, Niinimäki J & Hormi O. (2014) Porous thin film barrier layers from 2,3-dicarboxylic acid cellulose nanofibrils for membrane structures. Carbohydrate Polymers, 102 (1): 584-589.
  29. Haapala A, Laitinen O, Karinkanta P, Liimatainen H & Niinimäki J. (2013) Optical characterisation of size, shape and fibrillarity from microfibrillar and microcrystalline cellulose, and fine ground wood powder fractions. Appita Journal, 66(4): 331-339.
  30. Kemppainen K, Haapala A, Körkkö M & Niinimäki J. (2013) Ink and dirt behavior in pulping after accelerated ageing of old newspapers in different humidity conditions. Journal of Resources, Conservation and Recycling, 76: 41-49.
  31. Anttila A-K, Pirttilä AM, Häggman H, Harju A, Venäläinen M, Haapala A, Holmbom B, Julkunen-Tiitto, R. (2013) Condensed conifer tannins as antifungal agents in liquid culture. Holzforschung, 67 (7): 825-832.
  32. Körkkö M, Haapala A, Ämmälä A & Niinimäki J. (2013) A review of reflectance- based ink content determination on recycle pulps. Appita Journal, 66(1): 47-53.
  33. Mäkinen L, Körkkö M, Haapala A, Suopajärvi T, Ämmälä A & Niinimäki J. (2012) Recovering fibres from fine pre-screening reject at deinking mills. Tappi Journal, 11(11), 53-62.
  34. Haapala A, Körkkö M, Koivuranta E & Niinimäki J. (2012) Optical analysis of ink and other process water contaminants. Tappi Journal 11(8), 49-56.
  35. Haapala A, Körkkö M, Kemppainen K, Stoor T & Niinimäki J. (2012) Paper machine white water deaeration  and two-stage flotation  with channel  flow. Tappi Journal 11(7), 51-58.
  36. Koivuranta E, Keskitalo J, Haapala A, Stoor T, Sarén M & Niinimäki J. (2012) Optical Monitoring of Activated Sludge Flocs in Bulking and Non-bulking Conditions. Environmental Technology, DOI:10.1080/09593330.2012.710410.
  37. Körkkö M, Haapala A, Mäkinen L, Ämmälä A & Niinimäki J. (2011) Comparison of test medium preparation methods for residual ink analysis. Tappi Journal 10(10), 7-14.
  38. Körkkö M, Laitinen O, Haapala A, Ämmälä A & Niinimäki J. (2011) Scattering properties at the near infrared region and its effect on the determination of residual ink. Tappi Journal, 10(6), 17-22.
  39. Körkkö M, Haapala A, Liimatainen H, Ämmälä A & Niinimäki J. (2011) Challenges in residual ink measurement – Effect of fibre fines and fillers. Appita Journal, 64(1), 71-75.
  40. Liimatainen H, Sirviö J, Haapala A, Hormi O & Niinimäki J. (2011) Characterization of highly accessible microfibers generated by wet stirred media milling. Carbohydrate Polymers, 83 (4), 2005-2010.
  41. Haapala A. (2010) Paper machine white water treatment in channel flow. Integration of passive deaeration and selective flotation. Doctoral thesis, Department of Process and Environmental Engineering, Acta Univ Oul C371. 80p.
  42. Haapala A, Körkkö M, Kemppainen K, McNeil D & Niinimäki J. (2010) Purification of white waters by selective flotation. BioResources 5(4), 2153-2172.
  43. Haapala A, Liimatainen H, Körkkö M, Ekman J, Salkinoja-Salonen M & Niinimäki J. (2010) Web defects in newsprint production – a mill case study. Appita Journal 63(5), 358–363, 398.
  44. Haapala A, Honkanen M, Liimatainen H, Stoor T & Niinimäki J. (2010) Hydrodynamic Drag and Rise Velocity of Microbubbles in Papermaking Process Waters. Chemical Engineering Journal 162(3), 956–964.
  45. Haapala A, Liimatainen H, Körkkö M, Ekman J & Niinimäki J. (2010) Runnability upgrade for a newsprint machine through defect identification and control - a mill case study, 64th Appita Annual Conference, Melbourne, Australia, April 18-21.
  46. Körkkö M, Haapala A, Ämmälä A & Niinimäki J. (2010) The influence of fines on measured near-infrared scattering and residual ink value, 64th Appita Annual Conference, Melbourne, Australia, April 18-21.
  47. Liimatainen H, Haapala A, Sirviö J, Hormi O & Niinimäki J. (2010) Production of cellulose microparticles from pulp fibres by wet stirred media milling, 64th Appita Annual Conference, Melbourne, Australia, April 18-21.
  48. Haapala A, Stoor T, Liimatainen H, Nelo M & Niinimäki J. (2009) Passive white water deaeration efficiency in open channel flow. Appita Journal. 62(2), 105-109.
  49. Liimatainen H, Haavisto S, Haapala A & Niinimäki J. (2009) Influence of adsorbed and soluble carboxymethyl cellulose on fibre suspension dispersing, dewaterability and fines retention. BioResources, 4(1), 321-340.
  50. Liimatainen H, Haapala A, Tomperi J & Niinimäki J (2009) Fibre floc morphology and dewaterability of a pulp suspension: role of flocculation kinetics and characteristics of flocculation agents. BioResources 4(2), 640−658.
  51. Liimatainen H, Haapala A & Niinimäki J. (2009) Retention of PCC and GCC fillers on chemical pulp fines surfaces. Tappi Journal, September 2009, 38-42.
  52. Liimatainen H, Taipale T, Haapala A & Niinimäki J. (2008) Influence of mechanical pulp fines on clay retention. Tappi Journal 7(12), 10-16.
  53. Saarela J, Heikkinen S, Fabritius T, Haapala A & Myllylä R. (2008) Refractive index matching improves optical object detection in paper. Measurement Science and Technology Journal 19(5).
  54. Haapala A, Stoor T, Liimatainen H, Nelo M & Niinimäki J. (2008) Passive white water deaeration efficiency in open channel flow. 62nd Appita Annual Conference, Rotorua, New-Zealand, April 21-24.

B. Articles published without specified referee practice:

  1. Haapala A, Bulavtsev V, Barbero-López A, Marttila J. (2019) Effect of pyrolysis-oil based microemulsions on mechanical properties of Scots pine. International Society of Wood Science and Technology, Yosemite National Park, CA, USA.
  2. Barbero-López A, Hossain M, Haapala A. (2019) Activity of Organic Acids and their Synergy against the Wood-Decaying Fungus Coniophora puteana. International Society of Wood Science and Technology, Yosemite National Park, CA, USA.
  3. Marttila J, Nwachukwu V, Barbero-López A, Fedorik F, Haapala A, Bulavtsev V. (2019) Decay and mechanical deterioration of thermo-mechanically modified timber exposed to Coniophora puteana. International Society of Wood Science and Technology, Yosemite National Park, CA, USA.
  4. Barbero-Lopez A, Alfredsen G, Haapala A. (2019) Preserving agent detoxification – chemicals released by decay fungi. XVIII Congress of European Mycologists, September 16-21, Warsaw and Białowieża, Poland.
  5. Zhao Q, Mäkinen M, Venäläinen M,  Haapala A, Jänis J. (2018) Recovery of valuable chemical compounds from wood bark by thermochemical methods. Proceedings of 3rd Natural resources, green technology & sustainable development conference (GREEN2018), Zagreb Croatia, June 5 to 8.
  6. Fedorik F, Heikkilä R, Makkonen T & Haapala A. (2017) Integration of Structural Health Control in BIM for Current and Future Residential Buildings. Proceedings of the 34th International Symposium on Automation and Robotics in Construction (ISARC), Taipei, Taiwan, p. 134-139.
  7. Fedorik F & Haapala A. (2017) Hygro-thermal and Mould Growth Risk Analysis of Common Foundation Structures. NSB 2017 - 11th Nordic Symposium on Building Physics, Trondheim, Norway, 11-14 June 2017.
  8. Fedorik F & Haapala A. (2017) Impact of Air-gap Design to Hygro-thermal Properties and Mould Growth Risk Between Concrete Foundation and CLT Frame. NSB 2017 - 11th Nordic Symposium on Building Physics, Trondheim, Norway, 11-14 June 2017.
  9. Haapala A & Fedorik F. (2016) Hygro-thermal and mould growth-related analysis of typical Finnish log-house envelopes. 11th Conference on Advanced Building Skins (ABS2016), Bern, Switzerland, October 10-11.
  10. Fedorik F & Haapala A. (2016) Winter season protection of envelope bottom timber plate on its long-term hygro-thermal conditions. 11th Conference on Advanced Building Skins (ABS2016), Bern, Switzerland, October 10-11.
  11. Fedorik F, Hännilä R & Haapala A. (2016) Study of Different Climate and Boundary Conditions on Hygro-Thermal Properties of Timber-Framed Envelope. The 9th Eurosim Congress on Modelling and Simulation (EUROSIM), Oulu, Finland, September 12-16.
  12. Haapala A, Kontunen-Soppela S, Mola-Yudego B, Miettinen I, Mäkinen M & Jänis J. (2016) The impact of climate change and tree origin to the bioenergy potential of silver birch. International confederation for thermal analysis and calorimetry congress (ICTAC 2016), Orlando, Florida, August 14-19.
  13. Pelli P, Haapala A & Pykäläinen J. (2015) Rethinking Service Logics in Forest-based Bioeconomy. Conf. Proc. of Innovative Methods and Solutions for the Agriculture and Forest Sectors, Sant Pau Art Nouveau Site in Barcelona, Spain. 21–23 October, 44-46.
  14. Haapala A & Fedorik F. (2015) Seasonal mould growth probability in building envelope insulation. Proceedings of Cost Action FP1006 "Advances in modified and functional bio-based surfaces" at the Aristotle University of Thessaloniki, Thessaloniki, Greece,  7-9 April.
  15. Körkkö M, Mäkinen L, Kemppainen K, Haapala A & Niinimäki J. (2013) Test medium for ERIC analysis – effect of furnish. Proc. of 10th Research Forum on Recycling, Green Bay, USA, September 16-18.
  16. Haapala A, Laitinen O, Karinkanta P, Liimatainen H & Niinimäki J. (2013) Optical characterization of micro-scale cellulose particles and wood powder. 67th Appita Annual Conference, Melbourne, Australia, May 8-10.
  17. Haapala A, Körkkö M, Koivuranta E & Niinimäki J. (2011) Recent Advances in Process Water Ink Analysis. Conf. Proc. of TAPPI PEERS, Portland, USA, October 2011.
  18. Körkkö M, Haapala A, Ämmälä A, Liimatainen H & Niinimäki J. (2011) Reflectance based ink content measurements – operational wavelength comparison between 700 nm and 950 nm. Conf. Proc. of TAPPI PEERS, Portland, USA, October 2011.
  19. Mäkinen L, Körkkö M, Mäkinen L, Suopajärvi T, Ämmälä A, & Niinimäki J. (2011) New approach to clean and recover fibres from fine screening reject. Conf. Proc. of TAPPI PEERS, Portland, USA, October 2011.
  20. Rissanen R, Leinonen A., Kyyrönen P & Haapala A. (2011) Comparison of sample pre-treatment methods on Flow Cytometry measurement of mechanical pulp. Conf. Proc. of TAPPI PEERS, Portland, USA, October 2011.
  21. Haapala A, Körkkö M, Kemppainen K, Stoor T & Niinimäki J. (2010) Paper machine white water deaeration and purification in a selective two-stage flotation arrangement, Proceedings of 9th Research Forum on Recycling, Norfolk, USA, October 18-21.
  22. Kemppainen K, Körkkö M, Haapala A, Illikainen M & Niinimäki J. (2010) Benefits of fractionation during pulping in deinking, Proceedings of 9th Research Forum on Recycling, Norfolk, USA, October 18-21.
  23. Körkkö M, Haapala A, Mäkinen L, Ämmälä A & Niinimäki J. (2010) A novel sheet preparation method for ink content measurement in paper recycling, Proceedings of 9th Research Forum on Recycling, Norfolk, USA, October 18-21.
  24. Laari A, Haapala A & Turunen I. (2010) Gas separation from paper machine white water in open channel flow: Comparison of PIV measurements and CFD simulations, 19th International Congress of Process and Chemical Engineering CHISA 2010 & 7th European Congress of Chemical Engineering ECCE-7, Prague, Czech Republic, August 28 - September 1.
  25. Haapala A, Honkanen M, Liimatainen H, Stoor T & Niinimäki J. (2009) Hydrodynamic drag and velocity of micro-bubbles in dilute paper machine suspensions. Proceedings of Computational Methods in Multiphase Flow V, New Forest, UK, June 15-17. p. 343-354.
  26. Haapala A, Körkkö M, Laitinen O & Niinimäki J. (2009) Methods for process water ink content analysis. Proceedings of TAPPI Engineering, pulping and environmental conference, Memphis, TN, USA, October 14-16.
  27. Körkkö M, Laitinen L, Haapala A, Ämmälä A & Niinimäki J. (2009) The influence of PCC filler on near-infrared scattering, absorption and residual ink measurement er- ror, Proceedings of Engineering, pulping and environmental conference, Memphis Convention Cook Center, Memphis, TN, USA, October 14-16.
  28. Haapala A, Liimatainen H, Stoor T and Niinimäki J. (2008) Local Air Content and Deaeration Efficiency in Open Channel Flow. ICPPB Nanjing, China, November 4-6. p. 763-768.
  29. Liimatainen H, Haapala A and Niinimäki J. (2008) Retention of Calcium Carbonate Fillers on Fines Surfaces. Conf. Proc. of ICPPB Nanjing, China, November 4-6. p. 513-518.
  30. Liimatainen H, Viitanen, AK, Haapala A & Niinimäki J. (2008) Application of analytical centrifugation for studying pulp dewatering and fibre interactions. 10th World Filtration Congress, April 14-18, Leipzig, p. 61-65.
  31. Haapala A, Stoor T & Niinimäki J. (2007) Air in papermaking process. Association of Chemical Pulp and  Paper Chemists and Engineers in Germany (Zellcheming) 102nd Annual Meeting. Wiesbaden, Germany, June 25-28.
  32. Laari A, Haapala A, Stoor T & Turunen, I. (2007) Simulation of entrained air separation from paper machine circulation water using CFD. European Congress of Chemical Engineering (ECCE-6), Copenhagen, September 16-20.

C. Scientific books

1. Voutilainen M, Möttönen J, Luostarinen K, Haapala A, Kiljunen R, Etelä R & Laitinen E (2018) Metsästä tuotteeksi - Puualan perusteet. Opetushallitus, Suomen yliopistopaino Oy, 310 p.

2. Mola-Yudego B, Díaz-Yáñez O & Haapala A (2016) Wood energy on a global scale. In: Mononen K & Pitkänen S. (eds.) Sustainable Fuelwood Management in West Africa. University of Eastern Finland, ISBN: 978-952-61-2286-1, p. 3-26.

3. Haapala, A., Leviäkangas, P., Kess, P., Häggman, H., Arvola, J., Stoor, T., Ämmälä, A., Karppinen, K., Leppilampi, M. & Niinimäki, J. In: Härkönen J. (ed.) Pohjoisen biotalous - näkökulmia ja mahdollisuuksia Pohjois-Suomessa. Research reports in Industrial Engineering and Management 2/2014, University of Oulu, ISBN: 978-952-62-0593-9.

D. Professional publications

  1. Heräjärvi H, Haapala A & Karvinen P. (2017) Itä-Suomen yliopisto kouluttaa kansainvälisiä puuosaajia. Puumies - Puualan erikoisammattilehti. Vol 62(1): xx.
  2. Haapala A (2015) Biotalouden uudet mahdollisuudet ovat kuluttajalta piilossa. Paperi ja Puu, 1, 23.
  3. Technical Report (2014) A roadmap to a smart Arctic specialisation. Available at http://issuu.com/hanneleh/docs/smarctic/0
  4. Haapala A & Suopajärvi T (2011) Fluorescent staining of wood pitch and cellulose components – A review, 25 p.
  5. Haapala A. (2010) Integrating deaeration and flotation as an internal treatment of white water. PaPSaT & FPIRC joint yearbook.
  6. Haapala A. (2009) Hydrodynamic study of micro-bubble motion in white waters. PaPSaT yearbook.
  7. Haapala, A, Paananen, P, Pitkäaho S., Riipi J., Ronkanen A-K., Ruuska J, Taskila, S, Tervaskanto M & Väisänen, V (2008) Advancement in doctoral training in depart- ment of process and environmental engineering – JOPOKKI group. Science days, Oulu, Finland, 14 May 2008. Poster.
  8. Haapala A. (2008) White water characterization and micro bubble rise in different circulation waters. PaPSaT yearbook 2008.
  9. Multiscale flow modeling – MASIT19 (2008). Tekes yearbook, 10 p.
  10. Haapala A, Stoor T & Niinimäki J. (2007) Air in papermaking process. Poster and presentation at 102nd Zellcheming conference, Wiesbaden, Germany.
  11. Haapala A. (2007) Passive deaeration phenomena in paper mill circulation waters. PaPSaT yearbook.
  12. Multiscale flow modelling – MASIT19 (2007). Tekes yearbook, 10 p.
  13. Haapala A (2006) DOE – Design of experiments, Quality control. Department of Industrial Engineering and Management. University of Oulu.

E. Theses

  1. Haapala A. (2012) R&D collaboration and technology transfer between industrial companies and technical universities. Case: Forest based industries in Finland. University of Oulu. 121 p.
  2. Haapala A. (2010) Paper machine white water treatment in channel flow. Integration of passive deaeration and selective flotation. Doctoral thesis, Department of Process and Environmental Engineering, Acta Univ. Oul. C371. 80p.
  3. Haapala A. (2005) Master of Science thesis (tech). Hole formation on paper web (in Finnish). University of Oulu. 152p.

F. Patents and inventions

  1. Haapala A, Stoor T, Niinimäki J & Piippola L. (2009) Invention: Use of open channel flow to remove process water contaminants by flotation (accepted by Metso Inc.)

G. Audiovisual materials

  1. Printing Technology e-learning material. (2011) Self study material and learning en- vironment (Optima Discendum environment) for professional level course 477108S at Oulu University. Pilot project to enhance learning and teaching in English, 8 ECTS.