Figure 7. High (left) and intermediate (right) magnification SEM surface image of catalyst Ni/SiO2, K2O as promoter (NiO min. 17wt%; SiO2 max. 0.1wt%)

From

The Influence of Laser Biotechnology on Energetic Value and Chemical Parameters of Rose Multiflora Biomass and Role of Catalysts for bio-energy production from Biomass: Case Study in Krakow-Poland

Obid Tursunov, Jan Dobrowolski, Kazimierz Klima, Bogusława Kordon, Janusz Ryczkowski, Grzegorz Tylko, Grzegorz Czerski

World Journal of Environmental Engineering. 2015, 3(2), 58-66 doi:10.12691/wjee-3-2-5