81 citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- Polish Academy of SciencesPL26 papers
- University of WarsawPL21 papers
- Brno University of TechnologyCZ14 papers
- Institute of MathematicsPL12 papers
- Institute of PhysicsPL12 papers
- National Institute of Technology DurgapurIN12 papers
- Warsaw University of TechnologyPL11 papers
- Institute of High Pressure PhysicsPL8 papers
- Jagiellonian UniversityPL7 papers
- Institute of Nuclear Physics, Polish Academy of SciencesPL6 papers
- University of Silesia in KatowicePL6 papers
- Częstochowa University of TechnologyPL5 papers
17 papers · 1 filter
Helix alignment, chevrons, and edge dislocations in twist-bend ferroelectric nematics
Bijaya Basnet, Priyanka Kumari, Sathyanarayana Paladugu +6
We explore surface alignment and edge dislocations in the recently discovered twist-bend ferroelectric nematic, NTBF, in which the vector of spontaneous polarization follows an obl…
Selective reflection of light in glassforming ternary liquid crystalline mixtures
Aleksandra Deptuch, Zuzanna Zając, Marcin Piwowarczyk +4
Two ternary liquid crystalline mixtures are formulated and investigated by differential scanning calorimetry, polarizing optical microscopy, X-ray diffraction, and broadband dielec…
New self-organized benzo[b]thiophene-based materials for GHz applications
Agnieszka Mieczkowska, Jakub Herman, Natan Rychlowicz +2
This research delves into the synthesis and characterization of novel liquid crystal compounds derived from benzo[b]Ithiophene cores, focusing on their potential applications in mi…
Banana DNA derivatives as homeotropic alignment layers in optical devices
Rafał Węgłowski, Anna Spadło, Dorota Węgłowska
In this study, deoxyribonucleic acid (DNA) from bananas was extracted and functionalized and used for the first time as a homeotropic alignment layer for liquid crystals (LCs). Our…
Low-temperature structural study of smectic C* glass by X-ray diffraction
Aleksandra Deptuch, Marcin Kozieł, Marcin Piwowarczyk +2
The liquid crystalline compound, forming the glass of the smectic C* phase, is investigated by the X-ray diffraction in the 18-298 K range. The characteristic distances within…
Ferroelectricity in the nematic liquid crystal under the direct current electric field
Mateusz Mrukiewicz, Paweł Perkowski, Jakub Karcz +1
We investigated the electrical properties of the liquid crystal compound, known as an RM734, exhibiting a ferroelectric nematic phase. The influence of alternating (AC) and direct…
Glassforming liquid crystalline equimolar mixtures of MHPOBC and fluorinated compounds -- structural, optical, and dielectric properties
Aleksandra Deptuch, Anna Paliga, Anna Drzewicz +2
Three liquid crystalline equimolar mixtures are formulated, each containing the MHPOBC compound and the homolog from the 3FmHPhF6 series with m = 4, 5, and 6. The properties of the…
Dual tunability of selective reflection by light and electric field for self-organizing materials
Mateusz Mrukiewicz, Martin Cigl, Paweł Perkowski +3
The oblique helicoidal structure is formed in right-angle cholesterics under the applied electric field. The electric field changes the pitch and cone angle but preserves the singl…
Crystallization kinetics of equimolar liquid crystalline mixture and its components
Aleksandra Deptuch, Anna Paliga, Anna Drzewicz +3
The new equimolar mixture comprises liquid crystalline compounds MHPOBC and partially fluorinated 3F2HPhF6. The phase sequence of the mixture is determined by differential scanning…
Structural and dynamical investigation of glassforming smectogen by X-ray diffraction and infra-red spectroscopy aided by density functional theory calculations
Aleksandra Deptuch, Natalia Górska, Stanisław Baran +1
Molecular arrangement in the chiral smectic phases of the glassforming (S)-4'-(1-methylheptylcarbonyl)biphenyl-4-yl 4-[7-(2,2,3,3,4,4,4-heptafluorobutoxy) heptyl-1-oxy]benzoate is…
Crystallization kinetics of (S)-4'-(1-methylheptyloxycarbonyl)biphenyl-4-yl 4-[4-(2,2,3,3,4,4,4-heptafluorobutoxy)but-1-oxy]-2-fluorobenzoate
Aleksandra Deptuch, Sebastian Lalik, Małgorzata Jasiurkowska-Delaporte +2
Chiral liquid crystalline compounds belonging to the homologous series of (S)-4'-(1-methylheptyloxycarbonyl)biphenyl-4-yl 4-[m-(2,2,3,3,4,4,4-heptafluorobutoxy)alk-1-oxy]-2-fluorob…
Smectic-like rheology and pseudo-layer compression elastic constant of a twist-bend nematic liquid crystal
M. Praveen Kumar, P. Kula, Surajit Dhara
In twist-bend nematic (N\textsubscript{TB}) liquid crystals (LCs), the mean molecular orientation exhibits heliconical structure with nanoscale periodicity. On the mesoscopic scale…
Molecular ordering of nematic liquid crystals in tubular nanopores: Tailoring of optical anisotropy at the nanoscale by polymer pore-surface grafting
A. V. Kityk, P. Huber, K. Sentker +7
The optical polarimetry technique is used to explore molecular ordering of nematic liquid crystals 5FPFFPP3 embedded in parallel cylindrical channels of alumina membranes with pore…
A ferroelectric liquid crystal confined in cylindrical nanopores: Reversible smectic layer buckling, enhanced light rotation and extremely fast electro-optically active Goldstone excitations
Mark Busch, Andriy V. Kityk, Wiktor Piecek +7
The orientational and translational order of a thermotropic ferroelectric liquid crystal (2MBOCBC) imbibed in self-organized, parallel, cylindrical pores with radii of 10, 15, or 2…
Impact of BaTiO nanoparticles on phase transitions and dynamics in nematic liquid crystal - temperature and pressure studies
S. Starzonek, S. J. Rzoska, A. Drozd-Rzoska +2
Broadband dielectric spectroscopy (BDS) of pure 5OCB and nanocolloids consisting of 5OCB and paraelectric or ferroelectric BaTiO nanoparticles (NPs) was performed on varying…
Impact of nanoparticles on pretransitional effects in liquid crystalline dodecylcyanobiphenyl
S. J. Rzoska S. Starzonek, A. Drozd-Rzoska, K. Czupryński +5
The pretransitional behavior of dodecylcyanobiphenyl (12CB) (isotropic-smectic-A-solid mesomorphism) with nm nanoparticles (NPs) linked the cubic phase was monit…
General phase diagram for antiferroelectric liquid crystals in dependence on enantiomeric excess
E. Gorecka, D. Pociecha, M. Cepic +2
The phase diagram of the prototype antiferroelectric liquid crystal MHPOBC in dependence of enantiomeric excess was measured. It was shown that the SmCbeta phase in very pure sampl…