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Department of Dielectrics

Institute of Physics of the Czech Academy of Sciences


Liquid crystals

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N. Podoliak, P. Salamon, L. Lejček, P. Kužel, and V. Novotná

Undulations of smectic a layers in achiral liquid crystals manifested as stripe textures.

Phys. Rev. Lett. 131, 228101 (2023).
A. Bubnov, M. Cigl, S. Mironov, M. Otruba, D. Penkov, O. Pacherová, Z. Bohmová, and V. Hamplová

The correlations between the molecular core structure and mesomorphic behaviour for chiral liquid crystals with several (S)-lactate groups

J. Mol. Liq. 387, 122590 (2023).
M. Cigl, N. Podoliak, T. Landovský, D. Repček, P. Kužel, and V. Novotná

Giant permittivity in dimethylamino-terminated ferroelectric nematogens

J. Mol. Liq. 385, 122360 (2023).
K. Strójwąs, R. Dąbrowski, W. Drzewiński, M. Szarek, A. Bubnov, and M. Czerwiński

The comparison of self-assembling behaviour of phenyl biphenylate and biphenylyl benzoate compounds with the different length and shape of chiral terminal chain

J. Mol. Liq. 369, 120882 (2023).
A. Bobrovsky, V. Shibaev, M. Cigl, V. Hamplová, and A. Bubnov

Fast photo- and electro-optical switching of the polymer-stabilized cholesteric liquid crystal composite prepared by the template method

Liq. Cryst. 50, 1 (2023).
A. Poryvai, M. Šmahel, M. Švecová, A. Nemati, S. Shadpour, P. Ulbrich, T. Ogolla, J. Liu, V. Novotná, M. Veverka, J. Vejpravová, T. Hegmann, and M. Kohout

Chiral, magnetic, and photosensitive liquid crystalline nanocomposites based on multifunctional nanoparticles and achiral liquid crystals.

ACS Nano 16, 11833 (2022).
H.-H. Chen, M. Cigl, C.-T. Cheng, K.A. Bogdanowicz, A. Iwan, N. Podoliak, P. Vaňkátová, V. Hamplová, K. Dysz, W. Przybył, P. Nitschke, E. Schab-Balcerzak, D. Pociecha, and A. Bubnov

Self-assembling discotic materials with low symmetry for organic photovoltaics

J. Mol. Liq. 354, 118868 (2022).
A. Smekhova, V. Novotná, L. Fekete, R. Abrudan, M. Fondell, V. Hamplová, and B. Ostrovskii

Ultra-short helix pitch and spiral ordering in cholesteric liquid crystal revealed by resonant soft X-ray scattering

Soft Matter 18, 89 (2022).
L. Lejček, L. Fekete, and V. Novotná

Twist-grain boundary phase characterized by AFM technique.

Liq. Cryst. 49, 1879 (2022).
V.Novotná, L. Lejček, V. Hamplová, and J. Vejpravová

Defect structures of magnetic nanoparticles in smectic a liquid crystals.

Molecules 26, 5717 (2021).
N. Podoliak, M. Cigl, V. Hamplová, D. Pociecha, and V. Novotná

Multichiral liquid crystals based on terphenyl core laterally substituted by chlorine atom

J. Mol. Liq. 336, 116267 (2021).
A. Boychuk, V.P. Shibaev, M. Cigl, K. Pomeisl, V. Hamplová, D. Pociecha, A. Bubnov, and A. Bobrovsky

Photo-orientation processes in liquid crystalline polymethacrylates with side azobenzene groups having lateral methyl substituents

Macromolecules 54, 10466 (2021).
E. Dmochowska, J. Herman, M. Czerwiński, S. Stulov, A. Bubnov, and P. Kula

Self-assembling behaviour of chiral calamitic monoacrylates targeted for polymer stabilisation of polar smectic phases in chiral liquid crystals

J. Mol. Liq. 331, 115723 (2021).
A. Bobrovsky, S. Svyakhovskiy, A. Bogdanov, V. Shibaev, M. Cigl, V. Hamplová, and A. Bubnov

Photocontrollable photonic crystals based on porous silicon filled with photochromic liquid crystalline mixture

Adv. Opt. Mater. 22, 2001267 (2020).
M. Šmahel, A. Poryvai, Y. Xiang, D. Pociecha, T. Troha, V. Novotná, J. Svoboda, and M. Kohout,

Photosensitive bent-core nematic liquid crystals with various linking units in the side arms: Structure-properties relationships

J. Mol. Liq. 306, 112743 (2020).
A. Bubnov, A. Bobrovsky, I. Rychetský, L. Fekete, and V. Hamplová,

Self-assembling behavior of smart nanocomposite system: ferroelectric liquid crystal confined by stretched porous polyethylene film

Nanomaterials 10, 1498 (2020).
M. Cigl, R. Jurok, F. Hampl, J. Svoboda, N. Podoliak, V. Novotná,

Lateral substituted phenyl biphenylcarboxylates ‒ non-chiral analogues of ferroelectric liquid crystals

Liq. Cryst. 47, 768 (2020).
V. Novotná, V. Hamplová, L. Lejček, D. Pociecha, M. Cigl, L. Fekete, M. Glogarová, L. Bednárová, P. Majewski, and E. Gorecka,

Organic nanotubes created from mesogenic derivatives.

Nanoscale Adv. 1, 2835 (2019).
S. Chakraborty, M. K. Das, A. Bubnov, W. Weissflog, D. Węgłowska, and R. Dabrowski,

Induced frustrated twist grain boundary liquid crystalline phases in binary mixtures of achiral hockey stick-shaped and chiral rod-like materials

J. Mater. Chem. C 7, 10530 (2019).
A. Poryvai, A. Bubnov, D. Pociecha, J. Svoboda, and M. Kohout,

The effect of the length of terminal n-alkyl carboxylate chain on self-assembling and photosensitive properties of chiral lactic acid derivatives

J. Mol. Liq. 275, 829 (2019).
K. Kurp, M. Tykarska, P. Salamon, M. Czerwiński, and A. Bubnov,

Design of functional multicomponent liquid crystalline mixtures with nano-scale pitch fulfilling deformed helix ferroelectric mode demands

J. Mol. Liq. 290, 111329 (2019).
A. Bubnov, C. Vacek, M. Czerwiński, T. Vojtylová, W. Piecek, and V. Hamplová,

Design of polar self-assembling lactic acid derivatives with the keto group possessing sub-micrometre helical pitch

Beilstein J. Nanotechnol. 9, 333 (2018).
M. Żurowska, M. Szala, J. Dziaduszek, P. Morawiak, and A. Bubnov,

Effect of lateral fluorine substitution far from the chiral center on mesomorphic behaviour of highly titled antiferroelectric (S) and (R) enantiomers

J. Mol. Liq. 267, 504 (2018).
M. Horčic J. Svoboda, V. Novotná, D. Pociecha, and E. Gorecka,

Bent-core dimers with top-to-bottom linkage between central units

RSC Adv. 8 22974 (2018).
S.N. Sulyanov, P.V. Dorovatovskii, A.Y. Bobrovsky, V.P. Shibaev, B.I. Ostrovskii, M. Cigl, V. Hamplová, and A. Bubnov,

Mesomorphic and structural properties of photosensitive liquid crystalline side-chain polymethacrylates: from smectic C* to columnar phases

Liq. Cryst. 45, 1 (2018).
M. Horčic, J. Svoboda, V. Novotná, D. Pociecha, and E. Gorecka,

Core-to-core dimers forming switchable mesophase

Chem. Commun. 53, 2721 (2017).
M. Kohout, M. Alaasar, A. Poryvai, V. Novotná, S. Poppe, C. Tschierske, and J. Svoboda,

Photosensitive bent-core liquid crystals based on methyl substituted 3-hydroxybenzoic acid

RSC Adv. 7, 35805 (2017).
K.Bajzíková, J. Svoboda, V. Novotná, D. Pociecha, and E. Gorecka,

Bent-core mesogens with an aromatic unit at the terminal position

New J. Chem. 41, 4672 (2017).
L. Lejček, V. Novotná, and M. Glogarová,

Nucleation of filaments of the TGBA phase in free-standing films

Liq. Cryst. 44, 1 (2017).
K. Bajzíková, M. Kohout, J. Tarábek, J. Svoboda, V. Novotná, J. Vejpravová, D. Pociecha, and E. Gorecka,

All-organic liquid crystalline radicals with a spin unit in the outer position of a bent-core system

J. Mater. Chem. C 4, 11540 (2016).
A. Bubnov, A. Iwan, M. Cigl, B. Boharewicz, I. Tazbir, K. Wójcik, A. Sikora, and V. Hamplová,

Photosensitive self-assembling materials as functional dopants for organic photovoltaic cells

RSC Adv. 6, 11577 (2016).
V. Novotná, A. Bobrovsky, V. Shibaev, D. Pociecha, M. Kašpar, and V. Hamplová,

Synthesis, phase behaviour and photooptical properties of bent-core methacrylate with azobenzene group and corresponding side-chain polymethacrylate

RSC Adv. 6, 65747 (2016).
V. Novotná, M. Glogarová, M. Kašpar, V. Hamplová, L. Lejcek, and D. Pociecha,

Unique effect of the electric field on a new liquid crystalline lactic acid derivative

Soft Matter 11, 4649 (2015).
A. Bobrovsky, V. Shibaev, V. Hamplová, V. Novotná and M. Kašpar,

Photochromic and fluorescent LC gels based on a bent-shaped azobenzene-containing gelator

RSC Adv. 5, 56891 (2015).
L. Lejcek, V. Novotná, and M. Glogarová,

Filaments in the twist-grain-boundary smectic A phase

Phys. Rev. E 92, 032505 (2015).
L. Lejcek, V. Novotná, and M. Glogarová,

Molecular tilt near nanoparticles in the smectic A phase of de Vries liquid-crystalline compound

Phys. Rev. E 89, 012505 (2014).
V. Domenici, J. Milavec, A. Bubnov, D. Pociecha, B. Zupančič, A. Rešetič, V. Hamplová, E. Gorecka, and B. Zalar,

Effect of co-monomers’ relative concentration on self-assembling behaviour of side-chain liquid crystalline elastomers

RSC Adv. 4, 44056 (2014).
N. Podoliak, V. Novotná, M. Kašpar, V. Hamplová, M. Glogarová, and D. Pociecha,

Anomalous phase sequence in new chiral liquid crystalline materials

Liq. Cryst. 41, 176 (2014).
A. Bobrovsky, V. Shibaev, A. Bubnov, V. Hamplová, M. Kašpar, and M. Glogarová,

Effect of molecular structure on chiro-optical and photo-optical properties of smart liquid crystalline polyacrylates

Macromolecules 46(11), 4276 (2013).
V. Novotná, J. Vejpravová, V. Hamplová, J. Prokleška, E. Gorecka, D. Pociecha, N. Podoliak, and M. Glogarová,

Nanocomposite of superparamagnetic maghemite nanoparticles and ferroelectric liquid crystal

RSC Adv. 3, 10919 (2013).
V. Novotná, M. Glogarová, V. Kozmík, J. Svoboda, V. Hamplová, M. Kašpar, and D. Pociecha,

Frustrated phases induced in binary mixtures of hockey-stick and chiral rod-like mesogens

Soft Matter 9, 647 (2013).
2012 and older
V. Novotná, M. Kašpar, V. Hamplová, N. Podoliak, M. Glogarová, and D. Pociecha,

Ferroelectric, antiferroelectric and TGB phases in lactic acid derivatives

Liq. Cryst. 39, 477 (2012).
A. Bubnov, V. Domenici, V. Hamplová, M. Kašpar, and B. Zalar,

First liquid single crystal elastomer containing lactic acid derivative as chiral co-monomer: Synthesis and properties

Polymer 52, 4490 (2011).
A. Bubnov, V. Novotná, D. Pociecha, M. Kašpar, V. Hamplová, G. Galli, and M. Glogarová,

Liquid crystalline co-polysiloxane with asymmetric bent-shaped side chains

Macromol. Chem. Phys. 212, 181 (2011).
L. Lejcek, V. Novotná, M. Glogarová,

Stripe and line textures in the B2 phase of bent-shape molecules in samples with polar surface anchoring

Phys. Rev. E 84, 061701 (2011).
V. Novotná, V. Hamplová, N. Podoliak, M. Kašpar, M. Glogarová, D. Pociecha, and E. Gorecka,

Chiral liquid crystalline compounds with a re-entrant SmA* phase

J. Mater. Chem. 21, 14807 (2011).
M. Glogarová, F. Hampl, L. Lejcek, V. Novotná, J. Svoboda, and M. Cigl,

Experimental proof of symmetry breaking in tilted smectics composed of achiral molecules

J. Chem. Phys. 133, 221102 (2010).