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Effect of magnetic and electric field on the orientation of rare-earth- containing nematics. / Knyazev, Andrey A. ; Krupin, Aleksandr S. ; Kovshik, Aleksandr P. ; Galyametdinov, Yuriy G. .

In: Inorganic Chemistry, Vol. 60, No. 2, 18.01.2021, p. 661-671.

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Harvard

Knyazev, AA, Krupin, AS, Kovshik, AP & Galyametdinov, YG 2021, 'Effect of magnetic and electric field on the orientation of rare-earth- containing nematics', Inorganic Chemistry, vol. 60, no. 2, pp. 661-671. https://doi.org/10.1021/acs.inorgchem.0c02500

APA

Knyazev, A. A., Krupin, A. S., Kovshik, A. P., & Galyametdinov, Y. G. (2021). Effect of magnetic and electric field on the orientation of rare-earth- containing nematics. Inorganic Chemistry, 60(2), 661-671. https://doi.org/10.1021/acs.inorgchem.0c02500

Vancouver

Author

Knyazev, Andrey A. ; Krupin, Aleksandr S. ; Kovshik, Aleksandr P. ; Galyametdinov, Yuriy G. . / Effect of magnetic and electric field on the orientation of rare-earth- containing nematics. In: Inorganic Chemistry. 2021 ; Vol. 60, No. 2. pp. 661-671.

BibTeX

@article{f7fec02c90784180abe9c69f2ea6d05e,
title = "Effect of magnetic and electric field on the orientation of rare-earth- containing nematics",
abstract = "We report rare-earth-containing metallomesogens with newly synthesized ligands represented by the β-diketone 1-(4-(4-propylcyclohexyl)phenyl)octane-1,3-dione (CPDk3-5) and the Lewis base 5,5′-bis(heptadecyl)-2,2′-bipyridine (bpy17-17). The stoichiometry of the complexes is [Ln(CPDk3-5)3bpy17-17], where Ln is a trivalent rare-earth ion (La, Sm, Eu, Gd, Tb, Dy, Ho, Tm, and Yb). Although the ligands themselves do not form any mesophase, the respective metal complexes produce nematic and smectic A phases. The mesogenic rare-earth complexes were characterized by NMR, MS, POM, DSC, X-ray diffraction, magnetic susceptibility measurements, and dielectric spectroscopy. The metal complexes display a remarkably large magnetic anisotropy in the mesophase. These nematic liquid crystals can, therefore, be easily aligned by an external low-threshold magnetic field.",
keywords = "ANISOTROPY, COMPLEXES, CONTAINING LIQUID-CRYSTALS, CONTROLLED POLARIZED LUMINESCENCE, DIELECTRIC-PROPERTIES, LANTHANIDE-CONTAINING METALLOMESOGENS, OPTICAL-PROPERTIES, SCHIFFS BASES, VITRIFIED FILM, X-RAY",
author = "Knyazev, {Andrey A.} and Krupin, {Aleksandr S.} and Kovshik, {Aleksandr P.} and Galyametdinov, {Yuriy G.}",
note = "Publisher Copyright: {\textcopyright} 2020 American Chemical Society.",
year = "2021",
month = jan,
day = "18",
doi = "10.1021/acs.inorgchem.0c02500",
language = "English",
volume = "60",
pages = "661--671",
journal = "Inorganic Chemistry",
issn = "0020-1669",
publisher = "American Chemical Society",
number = "2",

}

RIS

TY - JOUR

T1 - Effect of magnetic and electric field on the orientation of rare-earth- containing nematics

AU - Knyazev, Andrey A.

AU - Krupin, Aleksandr S.

AU - Kovshik, Aleksandr P.

AU - Galyametdinov, Yuriy G.

N1 - Publisher Copyright: © 2020 American Chemical Society.

PY - 2021/1/18

Y1 - 2021/1/18

N2 - We report rare-earth-containing metallomesogens with newly synthesized ligands represented by the β-diketone 1-(4-(4-propylcyclohexyl)phenyl)octane-1,3-dione (CPDk3-5) and the Lewis base 5,5′-bis(heptadecyl)-2,2′-bipyridine (bpy17-17). The stoichiometry of the complexes is [Ln(CPDk3-5)3bpy17-17], where Ln is a trivalent rare-earth ion (La, Sm, Eu, Gd, Tb, Dy, Ho, Tm, and Yb). Although the ligands themselves do not form any mesophase, the respective metal complexes produce nematic and smectic A phases. The mesogenic rare-earth complexes were characterized by NMR, MS, POM, DSC, X-ray diffraction, magnetic susceptibility measurements, and dielectric spectroscopy. The metal complexes display a remarkably large magnetic anisotropy in the mesophase. These nematic liquid crystals can, therefore, be easily aligned by an external low-threshold magnetic field.

AB - We report rare-earth-containing metallomesogens with newly synthesized ligands represented by the β-diketone 1-(4-(4-propylcyclohexyl)phenyl)octane-1,3-dione (CPDk3-5) and the Lewis base 5,5′-bis(heptadecyl)-2,2′-bipyridine (bpy17-17). The stoichiometry of the complexes is [Ln(CPDk3-5)3bpy17-17], where Ln is a trivalent rare-earth ion (La, Sm, Eu, Gd, Tb, Dy, Ho, Tm, and Yb). Although the ligands themselves do not form any mesophase, the respective metal complexes produce nematic and smectic A phases. The mesogenic rare-earth complexes were characterized by NMR, MS, POM, DSC, X-ray diffraction, magnetic susceptibility measurements, and dielectric spectroscopy. The metal complexes display a remarkably large magnetic anisotropy in the mesophase. These nematic liquid crystals can, therefore, be easily aligned by an external low-threshold magnetic field.

KW - ANISOTROPY

KW - COMPLEXES

KW - CONTAINING LIQUID-CRYSTALS

KW - CONTROLLED POLARIZED LUMINESCENCE

KW - DIELECTRIC-PROPERTIES

KW - LANTHANIDE-CONTAINING METALLOMESOGENS

KW - OPTICAL-PROPERTIES

KW - SCHIFFS BASES

KW - VITRIFIED FILM

KW - X-RAY

UR - http://www.scopus.com/inward/record.url?scp=85099084779&partnerID=8YFLogxK

UR - https://www.mendeley.com/catalogue/7d4d9d5b-9be1-3359-bc3f-27fa2c1b4b4a/

U2 - 10.1021/acs.inorgchem.0c02500

DO - 10.1021/acs.inorgchem.0c02500

M3 - Article

VL - 60

SP - 661

EP - 671

JO - Inorganic Chemistry

JF - Inorganic Chemistry

SN - 0020-1669

IS - 2

ER -

ID: 87794023