Zobrazeno 1 - 10
of 64
pro vyhledávání: '"Roman Kozłowski"'
Autor:
Paweł Kamiński, Andrzej Turos, Roman Kozłowski, Kamila Stefańska-Skrobas, Jarosław Żelazko, Ewa Grzanka
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-9 (2024)
Abstract The properties and concentrations of deep-level defects induced by implantations of Si and Mg ions into unintentionally doped (UID) epitaxial GaN have been revealed by using the Laplace-transform photoinduced transient spectroscopy (LPITS) a
Externí odkaz:
https://doaj.org/article/73a7eef77260460393b77239bacc4ceb
Publikováno v:
Heritage Science, Vol 12, Iss 1, Pp 1-12 (2024)
Abstract Mechanical properties—modulus of elasticity and strain at break, water vapour sorption, and hygroscopic expansion of selected egg tempera and distemper paints were determined as a function of relative humidity (RH) filling in this way a cr
Externí odkaz:
https://doaj.org/article/d20f5992c4d9485e92aaad520f21f727
Publikováno v:
Crystals, Vol 14, Iss 6, p 536 (2024)
For the first time, the Z1 and Z2 defects with closely spaced energy levels having negative-U properties are revealed in high-purity semi-insulating (HPSI) 4H-SiC using Laplace-transform photoinduced transient spectroscopy (LPITS). In this material,
Externí odkaz:
https://doaj.org/article/db1ccfbe69984dc48928e57f653da9a0
Autor:
Tymoteusz Ciuk, Roman Kozłowski, Agata Romanowska, Andrzej Zagojski, Karolina Piętak-Jurczak, Beata Stańczyk, Krystyna Przyborowska, Dariusz Czołak, Paweł Kamiński
Publikováno v:
Carbon Trends, Vol 13, Iss , Pp 100303- (2023)
High-temperature electrical properties of p-type hydrogen-intercalated quasi-free-standing epitaxial Chemical Vapor Deposition graphene on semi-insulating vanadium-compensated on-axis 6H-SiC(0001) and high-purity on-axis 4H-SiC(0001) originate from t
Externí odkaz:
https://doaj.org/article/39fda8a9a32d4c46beb1b09a17c30246
Autor:
Arkadiusz Janas, Marion F. Mecklenburg, Laura Fuster-López, Roman Kozłowski, Patrick Kékicheff, Damien Favier, Cecil Krarup Andersen, Mikkel Scharff, Łukasz Bratasz
Publikováno v:
Heritage Science, Vol 10, Iss 1, Pp 1-10 (2022)
Abstract Understanding how the evolving molecular composition of an oil paint layer on its transition to an aged solid film affects its dimensional change and mechanical properties is fundamental to the assessment of material durability and more broa
Externí odkaz:
https://doaj.org/article/0f98638e88de4d00afa435993f22e279
Autor:
Arkadiusz Janas, Laura Fuster-López, Cecil Krarup Andersen, Angel Vicente Escuder, Roman Kozłowski, Katarzyna Poznańska, Aleksandra Gajda, Mikkel Scharff, Łukasz Bratasz
Publikováno v:
Heritage Science, Vol 10, Iss 1, Pp 1-10 (2022)
Abstract Understanding canvas paintings as physical systems is fundamental to develop evidence-based environmental specifications for museums. A number of tests were carried out to determine mechanical properties of canvas, canvas sized with animal g
Externí odkaz:
https://doaj.org/article/89ab5ea5e33e4ff28c23e49c79ec2aa1
Publikováno v:
Archeion, Vol 122, Pp 94-127 (2021)
Budynek archiwum państwowego to miejsce służące przede wszystkim długoterminowej ochronie materiałów archiwalnych. Musi także spełniać wymagania stawiane przyjaznej instytucji publicznej, związane z obsługą i zaspokajaniem różnorodnych
Externí odkaz:
https://doaj.org/article/55c8e03c75e84d438b1f8e6ab13b6b57
Publikováno v:
Heritage Science, Vol 8, Iss 1, Pp 1-11 (2020)
Abstract Moisture adsorption and related dimensional change were examined in several samples of historic and contemporary parchment. The tensile behaviour was determined for contemporary parchment and two selected historic materials. The moisture-rel
Externí odkaz:
https://doaj.org/article/867b9698ef224717b72e0f09b5b04759
Publikováno v:
Crystals, Vol 12, Iss 12, p 1703 (2022)
Laplace photoinduced transient spectroscopy has been applied to determine the electronic properties and concentrations of deep traps in high purity n-type silicon irradiated with high fluences of 23-MeV protons. From the temperature dependence of the
Externí odkaz:
https://doaj.org/article/07933b37adc1494ebaaac703a11d7a61
Autor:
Ewelina B. Możdżyńska, Paweł Kamiński, Roman Kozłowski, Krzysztof P. Korona, Sebastian Złotnik, Elżbieta Jezierska, Jacek M. Baranowski
Publikováno v:
Journal of Materials Science. 57:17347-17362