An Overview of Measurement Standards for Power Distribution Network Harmonics Noman Shabbir, Lauri Kütt, Muhammad Naveed Iqbal, Marek Jarkovoi Tallinn Technical University
Conversion of cellulose to activated carbons for high-performance supercapacitors Ekaterina Sermyagina*, Kirill Murashko, Daria Nevstrueva, Arto Pihlajamäki and Esa Vakkilainen LUT University of Technology
Optimisation of a Photovoltaic LiFePO4 Battery Charger Vaclav Papez , Stanislava Papezova Czech University of Life Sciences
Institute of Forestry and Engineering Estonian University of Life Sciences Fr. R. Kreutzwaldi 56 51006 Tartu Estonia