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

S Chakraborty, MK Das, A Bubnov… - Journal of Materials …, 2019 - pubs.rsc.org
For a newly designed binary liquid crystalline system we report the induction of two stable
twist grain boundary (TGB) phases, namely the orthogonal paraelectric TGB smectic …

Imine based chiral liquid crystals: effect of varying the terminal substituent and orientation of ester linking unit

G Karanlık, H Ocak, BB Eran - Journal of Molecular Liquids, 2019 - Elsevier
New liquid crystalline compounds composed of three-benzene-ring molecular core
comprising both the imine and ester linkage units,(S)-3, 7-dimethyloctyloxy chiral unit at one …

Determination of dielectric properties of 5CB nematic liquid crystal doped with new chiral calamitic compounds

NY Canli, D Özükanar, D Vardar, P Kavak… - Journal of Materials …, 2023 - Springer
Nematic liquid crystals are widely used in display technologies. In this research area,
nematic liquid crystals (LCs) are doped with different LC materials to obtain modified LC …

New pyridine based liquid crystalline esters with different terminal chains

G Karanlık, H Ocak, BB Eran - Journal of Molecular Structure, 2019 - Elsevier
The synthesis, structural and mesomorphic characterization of new pyridine-based methyl
esters carrying a n-alkoxy chain or 3, 7-Dimethyloctyloxy branched group at terminal have …

Development of ferroelectricity in the smectic phases of 4-cyanoresorcinol derived achiral bent-core liquid crystals with long terminal alkyl chains

SP Sreenilayam, YP Panarin, JK Vij, A Lehmann… - Physical Review …, 2017 - APS
Bent-core molecules can form numerous polar and symmetry broken liquid crystalline
phases with fascinating properties. Here we report the characteristics of a previously …

Effects of molecular chirality on self-assembly and switching in liquid crystals at the cross-over between rod-like and bent shapes

H Ocak, M Poppe, B Bilgin-Eran, G Karanlık, M Prehm… - Soft Matter, 2016 - pubs.rsc.org
A bent-core compound derived from a 4-cyanoresorcinol core unit with two terephthalate
based rod-like wings and carrying chiral 3, 7-dimethyloctyloxy side chains has been …

Thermodynamic Characterization of Surface and Solubility of 5-((S)-3,7-Dimethyloctyloxy)-2-[[[4-(octyloxy)phenyl]imino]methyl]phenol Liquid Crystal with Some …

S Mutlu Yanic, F Cakar, H Ocak… - Journal of Chemical & …, 2019 - ACS Publications
The inverse gas chromatography method was used to obtain dispersive surface energy,
surface acidity or basicity constants, mole fraction activity coefficients of the solvents at …

Synthesis and self-assembly of benzothiadiazole-cored α-cyanostilbene hexacatenar mesogens

Y Xiao, X Liu, Q He, X He, D Zhang - Soft Materials, 2020 - Taylor & Francis
ABSTRACT A novel series of biscyanovinyl diphenylbenzothiadiazole-based polycatenars
with 3, 4, 5-trialkoxyl benzene units at both ends were synthesized in high yield. The …

Determination of the surface thermodynamic characteristics and the structural isomer separation ability of new synthesized phenylbenzoate-based three-ring calamitic …

AE Cakar, F Cakar, H Ocak, S Karavelioglu… - Journal of Molecular …, 2022 - Elsevier
Two different new calamitic liquid crystals (LCs),(4-[4-((S)-3, 7-dimethyloctyloxy) phenoxy)
carbonyl] phenyl 4-(n-decyloxy) benzoate (DPDEB) and 4-[4-((S)-3, 7-dimethyloctyloxy) …

Pyridine-based chiral smectogens: effects of polar end groups on liquid crystal properties

D Vardar, H Akdaş Kılıç, H Ocak, O Jeannin… - Liquid …, 2021 - Taylor & Francis
In this study, novel chiral pyridine-based rod-like mesogens, consisting of a chloro or bromo
group substituted pyridine head core which is connected to one or two aromatic rings …