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Wyszukujesz frazę "Chudy, J.G." wg kryterium: Autor


Wyświetlanie 1-2 z 2
Tytuł:
Analysis of chemical and phase composition of copper oxide prepared by direct current sputtering for photovoltaic applications
Autorzy:
Sawicka-Chudy, P.
Wielgosz, M.
Wal, A.
Cieniek, B.
Wisz, G.
Głowa, Ł.
Cholewa, M.
Sawicka, J.
Powiązania:
https://bibliotekanauki.pl/articles/101735.pdf
Data publikacji:
2018
Wydawca:
Instytut Polityki Energetycznej im. Ignacego Łukasiewicza
Tematy:
XRF
XRD
copper oxide
photovoltaics
Opis:
This paper presents the application of X-ray fluorescence and X-ray diffraction methods for the study of copper oxide structures as an absorber layer in thin-film solar cells. The layers of copper oxide were applied by direct current magnetron sputtering. Quantitative and qualitative analysis of oxide layers were performed using XRF (X-ray fluorescence). The studies showed a high copper content in both samples, amounting to 98% and 96%, as well as trace amounts of other elements (nickel, lead). The XRD (X-ray diffraction) study showed Cu20 and Cu8O phases, amorphism ranging from 24% to 44%, and crystallinity from 55% to 75%. Crystallites of 30 nm were also determined. The aim of the study was to determine the chemical and phase composition of the layers obtained and to determine the degree of their contamination depending on the parameters of the manufacturing technology in terms of their application in photovoltaics. One of the samples showed an advantage both in terms of material and structural composition.
Źródło:
Energy Policy Studies; 2018, 1 (2); 3-11
2545-0859
Pojawia się w:
Energy Policy Studies
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
aaSolar cells based on copper oxide and titanium dioxide prepared by reactive direct-current magnetron sputtering
Autorzy:
Wisz, G.
Sawicka-Chudy, P.
Sibiński, M.
Starowicz, Z.
Płoch, D.
Góral, A.
Bester, M.
Cholewa, M.
Woźny, J.
Sosna-Głębska, A.
Powiązania:
https://bibliotekanauki.pl/articles/1818199.pdf
Data publikacji:
2021
Wydawca:
Polska Akademia Nauk. Stowarzyszenie Elektryków Polskich
Tematy:
solar cells
copper oxide
titanium dioxide
reactive magnetron sputtering
Opis:
In this study, solar cells based on copper oxide and titanium dioxide were successfully manufactured using the reactive direct-current magnetron sputtering (DC-MS) technique with similar process parameters. TiO₂/CuO, TiO₂/Cu₂O/CuO/Cu₂O, and TiO₂/Cu₂O solar cells were manufactured via this process. Values of short-circuit current efficiencies, short-circuit current density, open-circuit voltage, and maximum power of PV devices were investigated in the range of 0.02÷0.9%, 75÷350 µA, 75÷350 µA/cm², 16÷550 mV, and 0.6÷27 µW, respectively. The authors compare solar cells reaching the best and the worst conversion efficiency results. Thus, only the two selected solar cells were fully characterized using I-V characteristics, scanning electron microscopy, X-ray diffraction, ellipsometry, Hall effect measurements, and quantum efficiency. The best conversion efficiency of a solar cell presented in this work is about three times higher in comparison with the authors’ previous PV devices.
Źródło:
Opto-Electronics Review; 2021, 29, 3; 97--104
1230-3402
Pojawia się w:
Opto-Electronics Review
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-2 z 2

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