Zobrazeno 1 - 10
of 21
pro vyhledávání: '"Przemysław Kowalik"'
Autor:
Przemysław Kowalik
Publikováno v:
Journal of Modern Science, Vol 54, Iss 5, Pp 564-578 (2023)
Objectives The subject of the study is to examine the functioning of the internet sales systems of Polish regional railway carriers with regard to the obligation to inform about the lowest available fare under Regulation (EU) 2021/782 of the European
Externí odkaz:
https://doaj.org/article/5d3c8b0e463a456c84b3caf1de259147
Autor:
Przemysław Kowalik
Publikováno v:
internetowy Kwartalnik Antymonopolowy i Regulacyjny, Vol 7, Iss 7, Pp 70-82 (2018)
Regionalny transport kolejowy w Polsce w drugiej dekadzie XXI wieku charakteryzuje się znaczną złożonością rozwiązań taryfowych. Głównymi przyczynami tego faktu są istnienie wielu przewoźników z ich własnymi systemami taryfowymi oraz ta
Externí odkaz:
https://doaj.org/article/0bf8b2cdc35648c4a4c27a2f2228b122
Autor:
Karolina Zajdel, Dorota Bartczak, Małgorzata Frontczak-Baniewicz, David A Ramsay, Przemysław Kowalik, Kamil Sobczak, Izabela Kamińska, Tomasz Wojciechowski, Roman Minikayev, Heidi Goenaga-Infante, Bożena Sikora
Publikováno v:
Nanomedicine. 18:233-258
Background: Modern medicine requires intensive research to find new diagnostic and therapeutic solutions. Recently, upconverting nanoparticles (UCNPs) doped with lanthanide ions have attracted significant attention. Methods: The efficient internaliza
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::876f6adc27f6f6e0ac5df1c179234958
https://doi.org/10.2217/nnm-2022-0320
https://doi.org/10.2217/nnm-2022-0320
Autor:
Roman Minikayev, Przemysław Kowalik, Jacek Szczytko, Magdalena Kulpa-Greszta, Karolina Zajdel, Tomasz Wojciechowski, Anna Borodziuk, Kamil Sobczak, Małgorzata Frontczak-Baniewicz, Jaroslaw Rybusinski, Bożena Sikora, Magdalena Duda, J. Mikulski, Izabela Kamińska, Mariusz Lapinski, Paulina Grzaczkowska, Krzysztof Fronc, Robert Pazik
Publikováno v:
The Journal of Physical Chemistry. C, Nanomaterials and Interfaces
Magnetic nanoparticles of Fe3O4 doped by different amounts of Y3+ (0, 0.1, 1, and 10%) ions were designed to obtain maximum heating efficiency in magnetic hyperthermia for cancer treatment. Single-phase formation was evident by X-ray diffraction meas
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a392a8c55363bd3e4e4e95caf555fba4
https://doi.org/10.1021/acs.jpcc.9b11043
https://doi.org/10.1021/acs.jpcc.9b11043
Publikováno v:
Sustainability
Volume 15
Issue 5
Pages: 4330
Volume 15
Issue 5
Pages: 4330
The travelling salesman problem (TSP) is one of combinatorial optimization problems of huge importance to practical applications. However, the TSP in its “pure” form may lack some essential issues for a decision maker—e.g., time-dependent trave
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c017f6c246ab1981b48d6f27ab48d5ec
https://doi.org/10.3390/su15054330
https://doi.org/10.3390/su15054330
Publikováno v:
Advances in Science and Technology Research Journal, Vol 13, Iss 3, Pp 120-128 (2019)
This paper investigates properties of single- and double-layer pad coatings deposited on cultivator points. The coatings were deposited by manual metal arc welding (MMA) with ESAB OK. 84.58 coated electrodes using an inverter welder, DEDRA DESi201. T
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7fc9737d15ab45f7dc117b28a4aa38cc
https://doi.org/10.12913/22998624/111780
https://doi.org/10.12913/22998624/111780
Autor:
Izabela, Kamińska, Aleksandra, Wosztyl, Przemysław, Kowalik, Bożena, Sikora, Tomasz, Wojciechowski, Kamil, Sobczak, Roman, Minikayev, Karolina, Zajdel, Michał, Chojnacki, Wojciech, Zaleszczyk, Katarzyna, Łysiak, Wojciech, Paszkowicz, Jacek, Szczytko, Małgorzata, Frontczak-Baniewicz, Wit, Stryczniewicz, Krzysztof, Fronc
Publikováno v:
Nanotechnology. 32(24)
Gd
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=pmid________::7eac22bad6ac64b12fe2de99a66dab04
https://pubmed.ncbi.nlm.nih.gov/33690193
https://pubmed.ncbi.nlm.nih.gov/33690193
Autor:
Izabela, Kamińska, Dawid, Jankowski, Bożena, Sikora, Przemysław, Kowalik, Roman, Minikayev, Tomasz, Wojciechowski, Michał, Chojnacki, Kamil, Sobczak, Jarosław, Rybusiński, Jacek, Szczytko, Karolina, Zajdel, Andrzej, Suchocki, Wojciech, Paszkowicz, Małgorzata, Frontczak-Baniewicz, Krzysztof, Fronc
Publikováno v:
Nanotechnology. 31(22)
The paramagnetic Y
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=pmid________::2563149f3b840efeca85e8e3482f47a6
https://pubmed.ncbi.nlm.nih.gov/32032002
https://pubmed.ncbi.nlm.nih.gov/32032002
Autor:
Kamil Sobczak, Marcin T. Klepka, Magdalena Duda, Przemysław Kowalik, Anna Borodziuk, Tomasz Wojciechowski, Izabela Kaminska, Bożena Sikora, Krzysztof Fronc, Diana Kalinowska
Publikováno v:
Nanotechnology. 32:475101
In this work we adapt rare-earth-ion-doped NaYF4 nanoparticles coated with a silicon oxide shell (NaYF4:20%Yb,0.2%Tm@SiO2) for biological and medical applications (for example, imaging of cancer cells and therapy at the nano level). The wide upconver
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::393f05fa08b7d2a4aab148a10cb99ef2
https://doi.org/10.1088/1361-6528/abe892
https://doi.org/10.1088/1361-6528/abe892
Autor:
Danek Elbaum, Przemysław Kowalik, Andrzej Sienkiewicz, Piotr P. Stepien, W. Paszkowicz, Krzysztof Fronc, Maciej Szewczyk, Jacek Szczytko, Mariusz Łapiński, Karolina Zajdel, Tomasz Wojciechowski, Kamil Sobczak, Grzegorz M. Wilczynski, Wojciech Zaleszczyk, Anna Borodziuk, Anna Konopka, Izabela Kamińska, Roman Minikayev, Andrzej Twardowski, Małgorzata Frontczak-Baniewicz, Jaroslaw Rybusinski, J. Mikulski, Bożena Sikora
Publikováno v:
Nanoscale. 9:14259-14271
Water-soluble upconversion nanoparticles (UCNPs), based on polyvinylpyrrolidone (PVP)-coated NaYF4:Er3+,Yb3+,Gd3+, with various concentrations of Gd3+ ions and relatively high upconversion efficiencies, were synthesized. The internalization and cytot
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ba7f2c33df26a72e62e61a39ed3abfb1
https://doi.org/10.1039/c7nr03705h
https://doi.org/10.1039/c7nr03705h