1. Department of Metrology and Optoelectronics Faculty of Electronics, Telecommunications and Informatics, Gdansk University of Technology Gdansk Poland
2. Faculty of Telecommunications, Computer Science and Electrical Engineering Bydgoszcz University of Science and Technology Bydgoszcz Poland
3. Institute of Atomic Physics and Spectroscopy, University of Latvia Riga Latvia
4. Department of Biopharmaceutics and Pharmacodynamics Medical University of Gdańsk Gdansk Poland