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    Tytuł:
    Evaluation of chemical and physico-chemical indicators of water of the Resko lake on the basis of the European Union Water Framework Directive
    Autorzy:
    Daniszewski, P.
    Konieczny, R.
    Powiązania:
    https://bibliotekanauki.pl/articles/411595.pdf
    Data publikacji:
    2013
    Wydawca:
    Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
    Tematy:
    water
    lake
    chemical and physico-chemical indicators
    European Union Water Framework Directive
    Opis:
    The work shows the evaluation of physico-chemical parameters of water Resko lake, based on the European Union Water Framework Directive. Research was carried out in the years 2008-2009, in the period from April to October. With each of the three measuring stations on the tested water samples were taken two separate Lakes for chemical analysis. At the place of sampling were numbered pH. Trying to test water were taken by Polish Standards. Collected water samples were fixed in accordance with the recommendations in the Polish Standards. Other indicators for the quality of the waters have been tagged within 24 hours from the moment of download attempts. Have studied lake close to neutral pH - 7.63 to 7.79. All lakes in accordance with the classification of the European Union Water Framework Directive have been included in the first class. Studies have shown a diverse water quality in lakes in relation to tested indicators. By analyzing the average annual values can be noted that the pH of the water, the O2diss and the concentration of NO3? showed a relatively small variation in all investigated Lakes. The level of the General Suspension in Resko lake the peasant was on level II class. The concentration in the surface layer of Ptot. Lake is little differentiated, is at level II quality class according to the classification of the European Union Water Framework Directive. The concentration of total phosphorus is 0,22-0,29 mg?dm-3.
    Źródło:
    International Letters of Chemistry, Physics and Astronomy; 2013, 4; 98-104
    2299-3843
    Pojawia się w:
    International Letters of Chemistry, Physics and Astronomy
    Dostawca treści:
    Biblioteka Nauki
    Artykuł
    Tytuł:
    Evaluation of chemical and physico-chemical indicators of water of the Starzyc lake on the basis of the European Union Water Framework Directive
    Autorzy:
    Daniszewski, P.
    Konieczny, R.
    Powiązania:
    https://bibliotekanauki.pl/articles/411599.pdf
    Data publikacji:
    2013
    Wydawca:
    Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
    Tematy:
    water
    lake
    chemical and physico-chemical indicators
    European Union Water Framework Directive
    Opis:
    The work shows the evaluation of physico-chemical parameters of water Starzyc lake, based on the European Union Water Framework Directive. Research was carried out in the years 2008-2009, in the period from April to October. With each of the three measuring stations on the tested water samples were taken two separate Lakes for chemical analysis. At the place of sampling were numbered pH. Trying to test water were taken by Polish Standards. Collected water samples were fixed in accordance with the recommendations in the Polish Standards. Other indicators for the quality of the waters have been tagged within 24 hours from the moment of download attempts. Have studied lake close to neutral pH 7.64 to 7.76. All lakes in accordance with the classification of the European Union Water Framework Directive have been included in the first class. Studies have shown a diverse water quality in lakes in relation to tested indicators. By analyzing the average annual values can be noted that the pH of the water, the O2diss and the concentration of NO3-showed a relatively small variation in all investigated Lakes. The level of the General Suspension in Starzyc lake the peasant was on level II class. The concentration in the surface layer of Ptot. Lake is little differentiated, is at level II and III quality class according to the classification of the European Union Water Framework Directive. The concentration of total phosphorus is 0,32-0,47 mgźdm–3.
    Źródło:
    International Letters of Chemistry, Physics and Astronomy; 2013, 4; 91-97
    2299-3843
    Pojawia się w:
    International Letters of Chemistry, Physics and Astronomy
    Dostawca treści:
    Biblioteka Nauki
    Artykuł
    Tytuł:
    Evaluation of chemical and physico-chemical indicators of water of the lakes in the city of Szczecin on the basis of the EU water framework directive
    Autorzy:
    Daniszewski, P.
    Powiązania:
    https://bibliotekanauki.pl/articles/124735.pdf
    Data publikacji:
    2013
    Wydawca:
    Polskie Towarzystwo Inżynierii Ekologicznej
    Tematy:
    water
    lake
    chemical and physico-chemical indicators
    European Union Water Framework Directive
    Opis:
    The work shows the evaluation of physico-chemical parameters the city of Szczecin of the landscape based on the European Union Water Framework Directive. The study was conducted on three lakes within the boundaries of the city of Szczecin on the three lakes: Glebokie, Rusalka, Szmaragdowe. Szczecin is situated in North-West Poland, in the western part of West Pomeranian Voivodeship at Polish-German border. Research was carried out in the years 2008–2012, in the period from April to October. Water samples were taken from three stations on each of the three lakes. Sample water pH was measured. The water tests were taken according to the Polish Standards. The collected water samples were fixed in accordance with the recommendations in the Polish Standards. Other indicators for the quality of the waters have been tagged within 24 hours from the moment of sampling.
    Źródło:
    Journal of Ecological Engineering; 2013, 14, 3; 24-30
    2299-8993
    Pojawia się w:
    Journal of Ecological Engineering
    Dostawca treści:
    Biblioteka Nauki
    Artykuł
    Tytuł:
    Evaluation of chemical and physico-chemical indicators of water and bottom macrofauna the Resko Lake on the basis of the European Union Water Framework Directive
    Autorzy:
    Daniszewski, P.
    Konieczny, R.
    Powiązania:
    https://bibliotekanauki.pl/articles/411806.pdf
    Data publikacji:
    2013
    Wydawca:
    Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
    Tematy:
    water
    lake
    chemical and physico-chemical indicators
    macrozoobenthos
    European Union Water Framework Directive
    Opis:
    We carried out a detailed study of the kinetics of oxidation of N'-ferrocenylmethyl-N'-phenylbenzohydrazide (FcX) to ferrocenium ion (FcX+) in aqueous and organic mediums. This study using cyclic (CV) and rotating disk electrode (RDE) voltammetry showed that the FcX/FcX+ redox couple is reversible. The N'-ferrocenylmethyl-N'-phenylbenzohydrazide and ferrocenium ion diffusion coefficients (D) were calculated from these results. In addition, the electron transfer rate constant and the exchange current density for the oxidation of ferrocene were determined. A comparison of the kinetic data obtained from the two electrochemical techniques appears to show that the data from the RDE experiments are more reliable because they are collected under strict mass transport control. Have studied lake close to neutral pH - 7.67 to 7.73. All lakes in accordance with the classification of the European Union Water Framework Directive have been included in the first class. The concentration in the surface layer of Ptot. Lake is little differentiated, is at level II quality class according to the classification of the European Union Water Framework Directive. Tested water lakes were changing the concentration of the PO43-diss - these concentrations correspond to water quality from III. The increase of the concentrations of phosphorus in the Lake may indicate a decrease in the amount of oxygen in the waters of the shallow and changes their status to release phosphorus compounds accumulated redox in sediment bottom. In the case of nitrogen-compounds nitrates and nitrites values for these indicators were at level I and II class in all the surveyed lakes in accordance with the classification of the European Union Water Framework Directive. Indicator, which indicates the high productivity of Lake is the biochemical oxygen demand (BOD5). The level of this indicator values on the studied Lake was on level III class. In the remaining Lake oxygen concentration was similar (continued in I class). Fauna of the Resko Lake bottom during summer stagnation was poor in terms of quality, which proves its considerable biological degradation. In terms of the concentration in the test macrozoobenthos Lake dominated, and Oligochaeta, Diptera larvae.
    Źródło:
    International Letters of Chemistry, Physics and Astronomy; 2013, 5; 86-96
    2299-3843
    Pojawia się w:
    International Letters of Chemistry, Physics and Astronomy
    Dostawca treści:
    Biblioteka Nauki
    Artykuł
    Tytuł:
    Evaluation of chemical and physico-chemical indicators of water and bottom macrofauna the Starzyc Lake on the basis of the European Union Water Framework Directive
    Autorzy:
    Daniszewski, P.
    Konieczny, R.
    Powiązania:
    https://bibliotekanauki.pl/articles/411792.pdf
    Data publikacji:
    2013
    Wydawca:
    Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
    Tematy:
    water
    lake
    chemical and physico-chemical indicators
    NH4+
    NO2-
    NO3-
    PO43-diss
    macrozoobenthos
    European Union Water Framework Directive
    Opis:
    Have studied lake close to neutral pH 7.70 to 7.74. All lakes in accordance with the classification of the European Union Water Framework Directive have been included in the first class. Studies have shown a diverse water quality in lakes in relation to tested indicators. By analyzing the average annual values can be noted that the pH of the water, the O2diss and the concentration of NH4+, NO2?, NO3?, PO43-diss showed a relatively small variation in all investigated Lakes. The level of the total suspended solids in Starzyc lake the peasant was on level II class. The concentration in the surface layer of Ptot. Lake is little differentiated, is at level II and III quality class according to the classification of the European Union Water Framework Directive. In the case of nitrogen-compounds nitrates and nitrites values for these indicators were at level I and II class in all the surveyed lakes in accordance with the classification of the European Union Water Framework Directive. In 2008 attendance related macrofauna test bed showed that the most common they were mud-eating and larvae chironomids, oligochaeta (F = 100%), which consisted of Tischlera classification of the species is absolutely solid. Among larvae of Chironomidae the species is absolutely integral were Chironomus f. l. plumosus (F = 100%). However Chaoborus sp. belong to the accesoric species. Other designated species of fauna were accidental species of benthic (F) = 25%. In 2009 attendance related macrofauna test bed showed that the most common they were mud-eating and larvae chironomids, oligochaeta (F = 100%), which consisted of Tischlera classification of the species is absolutely solid. Among larvae of Chironomidae the species is absolutely integral were Chironomus f. l. plumosus (F = 100%). However Asellus aquaticus Racov. and Chaoborus sp. belong to the accesoric species. Other designated species of fauna were accidental species of benthic (F) = 25%. Fauna of the Starzyc Lake bottom during summer stagnation was poor in terms of quality, which proves its considerable biological degradation. In terms of the concentration in the test macrozoobenthos Lake dominated and Oligochaeta, Diptera larvae.
    Źródło:
    International Letters of Chemistry, Physics and Astronomy; 2013, 5; 66-75
    2299-3843
    Pojawia się w:
    International Letters of Chemistry, Physics and Astronomy
    Dostawca treści:
    Biblioteka Nauki
    Artykuł
    Tytuł:
    Odpady hutnicze z rejonu Złotego Stoku
    Metallurgical Waste from the Złoty Stok Region
    Autorzy:
    Garbacz-Klempka, A.
    Wardas-Lasoń, M.
    Rzadkosz, S.
    Powiązania:
    https://bibliotekanauki.pl/articles/382508.pdf
    Data publikacji:
    2014
    Wydawca:
    Polska Akademia Nauk. Czytelnia Czasopism PAN
    Tematy:
    ochrona środowiska
    archeometalurgia
    złoto
    ołów
    żużle
    mikrostruktura
    mikroanaliza
    wskaźniki fizykochemiczne
    environmental protection
    gold
    lead
    slags
    microstructure
    microanalysis
    physico-chemical indicators
    Opis:
    W okolicach Złotego Stoku na Dolnym Śląsku w okresie średniowiecza intensywnie eksploatowano złoża, w których występowanie złota wiązało się z obecnością rud arsenowych. Pozostałością działalności licznych hut w tym rejonie są żużle hutnicze. W celu pozyskania złota stosowano nowoczesne na owe czasy metody z wykorzystaniem ołowiu. Potwierdzają to zarówno obrazy mikrostruktury historycznych żużli hutniczych, jak i jakościowa ocena zawartości pierwiastków metalicznych w badanym materiale. Dawna działalność hutnicza pozostawiła także ślady w pobliżu obszarów produkcyjnych, obecne do dziś w postaci zanieczyszczeń gleb i osadów wodnych. W górskiej dolinie Złotego Jaru rejon objęty opróbowaniem historycznych odpadów hutniczych wyznaczony został biegiem wyrobisk Pola Wschodniego (Pole Góry Krzyżowej). Celem badań jest określenie, czy technologia odzysku złota „zapisała się” w odpadach zgromadzonych na licznych hałdach. Składają się one głównie z żużli, faz poflotacyjnych oraz skał z przerostami rudonośnymi, stanowiąc materiał niezmiernie zróżnicowany pod względem fazowym, strukturalnym i teksturalnym.
    In the Middle Ages, in the area of Złoty Stok in the Lower Silesia, metal ores where the presence of gold was accompanied by arsenic ores were intensively exploited and metallurgical slags testify to the activities of numerous melting workshops in this area. To obtain gold, relatively advanced, lead-involving methods were applied which is attested by both the microstructure pictures of historical metallurgical slags and by qualitative assessment of metallic elements content in the material examined. The old metallurgical activities left their traces in the vicinity of production areas, still present in the form of soil and water sediment contamination. In the mountain valley of Złoty Jar the sampling area for historical metallurgical waste was determined by the course of Wschodnie Pole (Pole Góry Krzyżowej) excavations. The goal of the research is to determine if the technology of gold recovery has been 'recorded' in the waste accumulated in numerous heaps. They mainly consist of slags, post-floatation phases and rocks with ore outcrops, which present extremely varied material as far as phase, structure and texture are concerned.
    Źródło:
    Archives of Foundry Engineering; 2014, 14, 2 spec.; 23-28
    1897-3310
    2299-2944
    Pojawia się w:
    Archives of Foundry Engineering
    Dostawca treści:
    Biblioteka Nauki
    Artykuł
      Wyświetlanie 1-6 z 6

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