1. Department of Mechanical Processing of Wood, Institute of Wood Sciences and Furniture, Warsaw University of Life Sciences – SGGW, Warsaw, Poland
2. Plasma and Ion Technology Division, National Centre for Nuclear Research Świerk – NCBJ, Otwock, Poland
3. Ion Beam Center, Helmholtz-Zentrum Dresden-Rossendorf – HZDR, Dresden, Germany
4. Łukasiewicz Research Network – Tele and Radio Research Institute, Warsaw, Poland
5. Institute of Physical Chemistry of the Polish Academy of Sciences – IChF PAN, Warsaw, Poland
6. Faculty of Environmental Management and Agriculture, West Pomeranian University of Technology, Szczecin, Poland