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Mikolaj Walkowiak
Pág. 55 - 61
This paper concerns the estimation of indirect CO2 emissions associated with the use of electric engines in Poland. The indirect production of exhaust fumes emitted by electric cars is determined by two factors: the engine?s power consumption and the vol...
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Piotr Lis
Pág. 2 - 6
Dear Readers,I have the pleasure of presenting to you the first issue of our research journal entitled ?Research Papers in Economics and Finance? (REF), published by the Faculty of Economics at Poznan University of Economics and Business. Caring about th...
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Dominik Piatkowski and Krzysztof Walkowiak
As the COVID-19 pandemic emerged, everyone?s attention was brought to the topic of the health and safety of the entire human population. It has been proven that wearing a face mask can help limit the spread of the virus. Despite the enormous efforts of p...
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Joanna Jez-Walkowiak, Zbyslaw Dymaczewski, Agnieszka Szuster-Janiaczyk, Ariadna B. Nowicka and Miroslaw Szybowicz
This paper presents research on Fe and Mn removal from groundwater. In treatment systems of aeration followed by rapid filtration (no chemical dosage), manganese removal is possible due to the manganese dioxide catalyst present on the grains of filtratio...
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Kozlowski, C. A. Ulewicz, M. Walkowiak, W. Girek, T. Jablonska, J.
Pág. 677 - 682
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ALAÍN M. WALKOWIAK,E. SOLANA
Rainfall probability data from five meteorological stations in the peninsula of Baja California were analized. A simple method for characterizing geographical regions with a high interannual variability in the rainfall is proposed in this paper. The r...
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