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7,892 research outcomes, page 1 of 790
  • publication . Article . 2018
    Open Access
    Authors:
    Diana Kozieł; Stanisław Pawłowski; Arkadiusz Kustra;
    Persistent Identifiers
    Publisher: EDP Sciences

    The article presents cost of equity estimation of capital groups from the fuel and energy sector, listed at the Warsaw Stock Exchange, based on the Capital Asset Pricing Model (CAPM). The objective of the article was to perform a valuation of equity with the application...

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  • publication . Article . 2015
    Open Access
    Authors:
    Mariusz Ruszel;
    Persistent Identifiers
    Publisher: Kaunas University of Technology (KTU)

    The article discusses the problem of barriers to the integration of the EU internal energy market. The study is concentrated on gas market. The EU needs to combine particular gas markets and integrate gas networks in order to create energy highways. This article applies...

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  • publication . Article . Preprint . 2013
    Open Access English
    Authors:
    Wojciech Satula; Jacek Dobaczewski; M. Konieczka; Witold Nazarewicz;
    Persistent Identifiers

    Comment: Invited talk presented by WS at the XXXIII Mazurian Lakes Conference on Physics, Piaski, Poland, 1-7 September 2013

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  • publication . Article . 2020
    Open Access
    Authors:
    Grzegorz Pełka; Wojciech Luboń; Przemysław Pachytel;
    Persistent Identifiers
    Publisher: EDP Sciences

    In the municipal and residential sector in Poland, as many as 50% of households are heated by solid fuel boilers. Most often these are, unfortunately, inefficient boilers, fired with low-quality coal. This study characterizes the market of boilers for solid fuels in Pol...

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  • publication . Article . 2013
    Open Access
    Authors:
    Gustaw Mazurek;
    Persistent Identifiers
    Publisher: Walter de Gruyter GmbH

    Photovoltaic (PV) technology is an attractive power source for systems with no wired connections to any network. Because of seasonal variations of solar irradiation, designing such a system requires careful analysis in order to provide required level of reliability. In ...

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  • publication . Article . 2019
    Open Access
    Authors:
    Kudlek, Edyta;
    Persistent Identifiers
    Publisher: Walter de Gruyter GmbH

    Abstract Advanced oxidation processes (AOPs) are considered to be one of the most effective methods for the decomposition of a wide range of hardly-biodegradable organic compounds, including pesticides. The implementation of such processes in the water streams treatment...

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  • publication . Article . 2018
    Open Access English
    Authors:
    Safarzyńska, Karolina; van den Bergh, Jeroen C.J.M.;
    Persistent Identifiers

    Unidad de excelencia María de Maeztu MdM-2015-0552 It is widely believed that with the right economic incentives, electrification of transport can significantly reduce CO₂ emissions by 2050. Estimates of future emissions from car transport tend, though, to ignore techno...

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  • publication . Article . Other literature type . 2020
    Open Access
    Authors:
    Maciej Combrzyński; Arkadiusz Matwijczuk; Agnieszka Wójtowicz; Tomasz Oniszczuk; Dariusz Karcz; Jarosław Szponar; Agnieszka Niemczynowicz; Dariusz Bober; Marcin Mitrus; Karol Kupryaniuk; ...
    Persistent Identifiers
    Publisher: MDPI AG

    1) during the processing were also measured. The results showed that the processing efficiency of potato starch foams varied depending on the level of polyvinyl alcohol, the shape of the forming die and the screw speed applied. The analysis of energy consumption, mechan...

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  • publication . Article . 2018
    Open Access
    Authors:
    Sebastian Gajewski;
    Publisher: Adam Mickiewicz University Poznan

    Filip Elżanowski, Situation of an energy plant in legal proceedings related to energy regulations, Wydawnictwo Wolters Kluwer, Warszawa 2015

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  • publication . Article . 2014
    Open Access
    Authors:
    Alicja Szatanik-Kloc;
    Persistent Identifiers
    Publisher: Institute of Agrophysics Polish Academy of Sciences

    A b s t r a c t. Rye plants were grown in a nutrient solution prepared according to Hoagland for 2 weeks at pH 7, next for 14 days at pH 4.5 (without Cu +2 ) and in the presence of 20, 50, or 100 mg dm -3 copper ions. The control plants were grown continuously at pH 7. ...

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7,892 research outcomes, page 1 of 790