Zobrazeno 1 - 10
of 87
pro vyhledávání: '"Jerzy Dziaduszek"'
Autor:
Michał Niewczas, Karol A. Stasiewicz, Natalia Przybysz, Anna Pakuła, Jan Paczesny, Rafał Zbonikowski, Jerzy Dziaduszek, Przemysław Kula, Leszek R. Jaroszewicz
Publikováno v:
Advanced Optical Technologies, Vol 13 (2024)
The results obtained for new dual-cladding optical fiber tapers surrounded by liquid crystal (LC) doped with Fe3O4 nanoparticles in a specially developed glass cell are presented. The created structures are sensitive to changes in refractive index va
Externí odkaz:
https://doaj.org/article/9bd6c423c1014db7b0556ebb14b7957d
Publikováno v:
Materials, Vol 17, Iss 17, p 4256 (2024)
This work aims to determine how the nematic twist-bend phase (NTB) of bismesogens containing two rigid parts of cyanobiphenyls connected with a linking chain containing n = 7, 9, and 11 methylene groups behaves in mixtures with structurally similar c
Externí odkaz:
https://doaj.org/article/e1cb0acac75340d0b9c272a0380be061
Publikováno v:
Journal of Molecular Liquids. 267:504-510
Several new liquid crystalline chiral ester enantiomers in the (S) and (R) configuration were designed and characterised. In order to tune their mesomorphic properties, the molecular core was laterally substituted by fluorine atoms in different posit
Autor:
Jerzy Dziaduszek, Mateusz Mrukiewicz, Wiktor Piecek, Dorota Węgłowska, Jakub Bozetka, M. Żurowska, M. Chrunik, Paweł Perkowski, Rafał Mazur, Roman Dabrowski
Publikováno v:
Journal of Molecular Liquids. 267:415-427
4′-Alkyl-4-alkoxy-3-fluorobiphenyls and laterally mono-, two- and three-fluorosubstituted 4″-alkyl-4-fluoroterphenyls were synthesized and used as the components of mixtures with a broad temperature range of the monolayer smectic A phase and the
Publikováno v:
Phase Transitions. 91:521-529
Publikováno v:
Journal of Molecular Liquids. 335:116162
In this work we present three synthetic methodologies of 2,2′,4-trifluoro-4″-alkyl-[1,1′:4′,1″]terphenyls. The most convenient synthetic method was used for homologous series of 2,2′,4-trifluoro-4″-alkyl-[1,1′:4′,1″]terphenyls (al
Autor:
Jerzy Dziaduszek, Katarzyna Garbat, Tomasz Ogrodnik, Roman Dabrowski, Agata Siarkowska, Tomasz R. Wolinski, Stanisław Urban
Publikováno v:
Liquid Crystals. :1-18
Series of low-birefringence liquid crystal mixtures composed of alkyl alkylbicyclohexyl carbonates and modified mixtures with other compounds have been formulated, their refractive indices and electric permittivity measured upon temperature. They exh
Autor:
S. Urban, Jerzy Dziaduszek, Anatoliy Glushchenko, Katarzyna Garbat, Roman Dąbrowski, Krzysztof Czupryński
Publikováno v:
Liquid Crystals. 44:1277-1292
Thirty laterally fluorosubstituted new 4-isothiocyanato-, 4-cyano-, 4-fluoro- and 4-(1,1,1-trifluorometoxy)-4′-(4-alkylphenyl)tolanes have been synthesised and their phase transition temperatures and enthalpies and electric permittivity have been m
Autor:
Jerzy Dziaduszek, Łukasz Szczuciński, Katarzyna Garbat, Stanisław Urban, M. Filipowicz, Roman Dąbrowski, Michał Czerwiński
Publikováno v:
Liquid Crystals. 42:1706-1729
The synthesis, mesomorphic and physical properties of 14 homologous series of laterally fluorinated 4ʹ-alkyl-4-isothiocyanatoterphenyls were described. Influence of the number of fluorine atoms and their position in the terphenyl core on the phase t
Autor:
M. Filipowicz, Michał Czerwiński, Jerzy Dziaduszek, Roman Dąbrowski, Piotr Harmata, S. Urban, Katarzyna Garbat, Jakub Herman
Syntheses, mesogenic and dielectric properties of three-ring alkylcyclohexyl, alkoxy and alkylphenyl benzoates substituted with four fluorine atoms or with two fluorine atoms and simultaneously a cyano group or two cyano groups are described. Their p
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0fcdbb0edce44d504310d03ceb8d5c69
https://ruj.uj.edu.pl/xmlui/handle/item/62414
https://ruj.uj.edu.pl/xmlui/handle/item/62414