1. Research Unit of Sustainable Chemistry, University of Oulu, FI-90570, Oulu, Finland
2. RISE Research Institutes of Sweden, Division of Bioeconomy and Health, Biorefinery and Energy, RISE Processum AB, SE-89250, Örnsköldsvik, Sweden
3. Department of Forest Biomaterials and Technology, Swedish University of Agricultural Sciences, Biomass Technology Centre, SE-901 83 Umeå, Sweden
4. Optoelectronics and Measurement Techniques Unit, University of Oulu, 90570 Oulu, Finland
5. Dipartimento di Scienze Chimiche e Geologiche, Università degli Studi di Modena e Reggio Emilia, Via Campi 103, 41125 Modena, Italy
6. Kokkola University Consortium Chydenius, University of Jyvaskyla, FI-67100, Kokkola, Finland