Forestry and Wood
In the Forestry and Wood field of research we are engaged in the entire chain, from forest to finished product, and with the development of new wood products for construction and furniture. The research and the courses and study programmes we offer form a wood-technology centre in Växjö – a meeting place for research, industry and society in questions relating to the forestry sector and the wood and construction industry. The Växjö and Kalmar region is one of the most important areas in Europe when it comes to forestry and the wood industry.
The forest as a resource
At Linnaeus University a broad thematic research is carried out on issues relating to wood and energy technology. This means that research in, and thereby the development of, areas such as forest management, forest production, forest technology, logistics, wood technology, economics, and the market, is of basic importance to our operations. Our research covers the entire supply chain of the forestry industry, from the acquisition of raw materials, via processing, to finished products in which the material wood is included.
Our research will help improve the possibility of maximizing utilization of the forest. The need for further research has been highlighted in the last few years when a number of extreme natural phenomena – such as storms, periods of extreme cold and extreme heat, torrential downpours and heavy snowfalls – have succeeded each other, causing tremendous damage to forest properties. Forest owners and forestry companies, as well as the processing industry and society at large, have been badly affected. In order to be able to overcome the challenges expected to be caused by different natural phenomena in the future a number of actors ask for new solutions.
The forest is being used as a source of energy, as the raw material for forest-based products, and for the good of the environment – both in a recreational context and as the key player in different ecosystems. These numerous ways in which we make use of the forest are all fields of knowledge where research can have a positive impact.
The forest as a source of energy
The full capacity of the forest as an energy source can be better reached by making use of logging residuals, grot (branches and tops) and stumps in order to extract more energy. Our research deals with the development of new technology and new systems for the extraction of raw materials from the forest, as well as with ways of producing bioenergy. Furthermore, it investigates what methods can be used to convince consumers to try an alternative source of energy. Action research is required in all these areas in order to create a developing business for the commercialization of technology development within the field.
The forest as the source of forest-based products
Our thematic research focuses on increasing the use of wood in finished products. In order to obtain high-quality raw material – wood displaying desirable qualities – studies are required on how different management programmes affect the quality of the wood. Furthermore, if new tree species are introduced the quality issue will be of an even greater importance.
In our research, we focus on quality and follow the forest raw material from plantation, via felling, to final product. Our research focuses on wood quality, wood assortment, storage and protection of wood, wood processing and wood usage. Parallel to the material perspective, our research also comprises the development of new technologies and systems for refinement processes, including business development for commercialization.
This research is conducted in the research group Forest Products.
The forest as raw material for durable products
Requirements for the wooden materials of the future include producing durable products. In addition, the raw material should be sustainably produced, preferably be useable without unnecessary chemicals, and be easily reusable in a circular perspective. Our research focuses on where the material can be fully utilized both in terms of the material's inherent properties and in terms of production, that is, the right raw material for the right use and producing minimal waste.
The forest as a source of recreation and as the foundation for ecosystems
Since trees store carbon dioxide, forest production and the improvement of management methods play vital roles in the carbon dioxide issue. Furthermore, carbon dioxide is tied up for a longer period of time in products containing wood. All this means that rising levels of carbon dioxide in the atmosphere are temporarily buffered, which has a soothing effect on climate change. Our research aims to elucidate what preferences consumers may have regarding an increase in the use of wood in finished products, to investigate what consumers' views are on introduced tree species, and what they would think of a changed landscape. Not until this information is secured can the forestry industry take strong action in the matter. Parallel to this action research it is crucial that the people carrying out research also duly note any effects on forest ecosystems that might be brought about by new management methods or by the introduction of new tree species.
Current
News
- Researchers seek to reassess the view on fertilising young forests News
- Precision in planning results in resilient forests according to new research News
- Fertilisation unnecessary in oak forests planted on former agricultural land News
- A new research project will study if continuous cover forestry sequesters more carbon than clearcutting forestry News
Projects
Current projects
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Doctoral project: Raw material properties and process optimization for increased value-added wood flooring products The development of the wood industry relates to its capability for improvement of…
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Doctoral project: Transition of forest carbon balance in young stands of Norway spruce II Measurements of the greenhouse gases, carbon dioxide, methane, and nitrous oxide from the forest floor in…
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Project: BioFrame – an analytical framework to promote the development of forest bioenergy A national forest strategy affects – and is affected by – what is happening in the forest as well as…
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Project: Characteristics of aspen logs to improved production performance The overall purpose of the project is to increase our understanding on specific wood qualitative aspects of aspen logs used in…
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Project: Climate adapted forest management The proportion of private forest owners who adapt their forestry to a changing climate is increasing. Which climate adaptation measures are being taken in…
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Project: Competitive timber structures – Resource efficiency and climate benefits along the wood value chain through engineering design Through increasing scientific knowledge along the wood…
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Project: CONFLICT – Can continuous cover forestry lead to increased carbon uptake of terrestrial ecosystems? We measure the carbon uptake of a continuous cover forest and compare it with carbon fluxes…
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Project: Drone measurement for the intelligent forest We are to develop a system for collection of forestry information with drones that fly in the forest below the canopy. Based on video recording,…
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Project: Effect of education on forest owners The effect of academic courses on the knowledge acquisition of forest owners and other course participants is merely unknown. In order to examine this…
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Project: Genetic testing of oak in Sweden In this project, we have collected acorns from individual trees and grown plants for continued testing in offspring trials in southern Sweden for long-term…
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Project: LC Districts – towards low carbon city districts through the improvement of regional policies The overall objective of the LC Districts research project is to improve regional development…
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Project: Life-Long Learning in Forestry Latvia Development of courses for forest owners and professionals with local partners. This project was concluded in 2023.
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Project: Total carbon balance of Swedish forestry sector: Evaluate guidelines for climate roadmap 2050 This project will result in a description of the baseline of the total carbon balance of the…
Completed projects
Completed projects
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Project: Agro-industry feedstocks and side streams for increasing the sustainability of wood panel production The project aims at exploring the possibilities offered by the various agroindustrial…
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Project: Application of new biorefinery lignin-based adhesives in the wood panel industry The project envisages a mobility of professor Stergios Adamopoulos (20 % work time) from Linnaeus University…
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Project: Bio-based polyurethane adhesives for cross-laminated timber (CLT) This project envisages the collaboration of the Group of Forest Products research group at Linnaeus University, for the…
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Project: Creep behaviour of environmental-friendly wood panels under different service class situations The project aims at exploring fundamentals related to creep behaviour of environmental-friendly…
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Project: Digitalisation in forestry A paradigm shift is taking place in forestry, with new opportunities for the forest industry to use satellite data, laser scanning, drones and handling of data from…
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Project: Environmental friendly wood composites with bio-based additives This project explored the potential of using renewable materials from pulping biorefeniries as water-repellent additives for…
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Project: Flexible automation in manufacturing of laminated veneer products In this project, we study challenges for automation in the furniture industry. The wood furniture industry has a great need…
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Project: Formaldehyde emissions from wood composites bonded with bio-based adhesives Formaldehyde based adhesives dominate the market and are used almost exclusively for wood panel production. The use…
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Project: From native wheat starch towards innovative adhesives for wood panels The project aims at exploring fundamentals related to the modification of wheat starch from Lantmännen operations, and…
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Project: Life-Long Learning in Forestry Latvia Development of courses for forest owners and professionals with local partners. This project was concluded in 2023.
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Project: New aspects on the strength behaviour of thermally modified wood towards structural applications The project aims at exploring fundamentals related to the strength behaviour of thermally…
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Project: Novel starch-based adhesive systems to enable recycling of fibreboards This project aims to develop and validate starch-based adhesives for recyclable fibreboards, both at the laboratory at…
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Project: QualityWBPs – Innovative treatments and adhesives for high quality, sustainable wood-based panels This project aims to develop less hygroscopic wood-based panels through the application of…
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Project: Renewable hydrophobing agents for fibreboards based on tall oil The project aims at preparing and testing 100 % renewable formulations that are based on tall oil for effective…
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Project: Sustainable use of virgin and recovered raw material streams for innovative bio-based products and business stimulation in Southern Sweden This project aims at increasing resource use…
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Project: Thermo-Reversible Starch-based Adhesives for Wood Panels (Tresa) The Tresa project pursues a novel approach to develop reversible, bio-based starch adhesive systems for applications in wood…
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Project: Utilisation of renewable biomass and waste materials for production of environmental-friendly, bio-based composites The aim of this project is the development and testing of…
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Project: X-ray density profile measuring system for wood composites This project features purchase and demonstration of a laboratory density profile measuring unit of wood composites (particleboards,…
Publications
Laboratory resources
We have well-equipped laboratories and specialised modern instruments in the area of wood material science and technology, e g an anatomical lab with modern microscopy, a physical and mechanical lab including non-destructive testing, a chemical lab with wet and analytical chemistry, an emission, weathering and durability lab, and a composite panel manufacturing lab. The infrastructure is used to support research and education of our students, and to provide services for the forest and wood industry in Southern Sweden.
Tree ring analysis, microscopy and wood anatomy, fiber analysis and densitometry
- Wood cell anatomy software WinCell
- Image analysis densitometry with the softwares Lignovision and WinDendro
- Haglöf increment borers
- Micro-boring with Suunto increment hammer
Physical properties
- Climate and mould chambers
- Climate and freezing rooms
- Drying and vacuum ovens
- Balances and dial micrometers
- Moisture meters for chips and fibres Imal
Chemical properties
- Soxhlet extraction
- Willey mill Polymix
- Ash muffle furnaces
- Viscosity meter
- Disperser Ultra-Turrax
- Heating mandles and plates
- Volatile organic emissions test chambers (1m3)
- Access to wet chemistry and spectroscopy lab (Department of built environment and energy technology) for FTIR, GC-MS, ICP, FID, TGA, DSC, etc
Mechanical properties and non-destructive testing
- Stress wave tool IML Microhammer (standing trees, logs, lumber)
- Mechanical tool IML Fractometer II (increment cores)
- Resonance tool Fakopp TreeSonic Timer (standing trees)
- Ultrasonic tool Fakopp Ultrasonic Timer (seedlings, lumber, panels)
- Ultrasonic tool SylvaTest Trio (standing trees, logs, lumber, construction)
- Resistograph Series 6 R650-SC MTS (standing trees)
- Testing machine MTS Exceed 10 kN
Composites' manufacturing
Weathering (paints, coatings, surfaces)
- Outdoor weathering at Asa experimental station
Wood drying
Workshop
- Basic facilities for preparing samples (e g cutting, planning)
Staff
- Alma Strkonjic Doctoral student
- +46 470-70 82 70
- almastrkonjiclnuse
- Anna Jensen professor
- +46 470-76 75 72
- +46 72-565 34 77
- annajensenlnuse
- Åsa Rydell Blom Associate professor, pro-dean
- +46 470-70 81 26
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- Bengt Nilsson Senior Lecturer, Deputy Head of Department
- +46 470-70 88 99
- +46 76-760 36 76
- bengtnilssonlnuse
- Bishnu Chandra Poudel Senior lecturer
- +46 470-76 74 86
- +46 72-547 22 54
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- Carl Svensson Doctoral student, teacher
- +46 470-70 81 55
- +46 72-223 20 75
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- Charlotta Håkansson Lecturer
- +46 470-76 74 54
- +46 70-547 35 66
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- Daniel Nilsson Lecturer
- +46 470-70 82 01
- +46 70-243 53 11
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- Erika Olofsson Senior Lecturer, Head of department
- +46 470-70 89 99
- +46 70-667 91 90
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- Harald Säll
- +46 470-70 89 54
- +46 70-637 66 36
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- Jimmy Johansson Professor
- +46 470-70 80 33
- +46 72-526 41 31
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- Johan Bergh Professor
- +46 470-76 75 42
- +46 70-292 25 25
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- Johan Fransson Professor
- +46 470-76 70 42
- +46 70-660 86 97
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- Johan Lindeberg Senior lecturer
- +46 470-70 81 94
- +46 76-760 36 75
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- Johanna Witzell Professor
- +46 470-70 88 25
- +46 70-230 90 56
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- Jonaz Nilsson Lecturer
- +46 470-70 89 42
- +46 72-594 16 04
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- Mirka Kans Associate Professor
- +46 470-70 84 88
- +46 76-760 36 68
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- Nils Fagerberg Senior lecturer
- +46 470-70 89 45
- +46 70-282 89 45
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- Peter Lerman Senior lecturer
- +46 470-70 83 79
- +46 70-388 63 59
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- Reza Hosseinpourpia Associate Professor
- +46 470-70 80 74
- +46 73-089 47 33
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- Rikard Jakobsson Senior lecturer
- +46 470-70 81 33
- +46 73-399 81 33
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- Sheikh Ali Ahmed Senior lecturer
- +46 470-76 74 92
- +46 72-501 44 15
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- Stergios Adamopoulos Professor visiting
- +46 470-76 75 47
- +46 72-547 22 18
- stergiosadamopouloslnuse