[go: up one dir, main page]

Bonev et al., 1989 - Google Patents

Piezoelectric effect in smectic C* and smectic F

Bonev et al., 1989

Document ID
4734211626003217431
Author
Bonev B
Pisipati V
Petrov A
Publication year
Publication venue
Liquid Crystals

External Links

Snippet

The piezoelectric response in chiral smectic C* and smectic F* phases of a binary mixture of N-(4-n-heptyloxybenzylidene) 4′-n-hexylaniline (7O. 6) chiralized by 4-n-heptyloxy-4′- hydroxybiphenyl α-chlorocarboxylic acid ester (A7) has been observed by the method of …
Continue reading at www.tandfonline.com (other versions)

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating, or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating, or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating, or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/137—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating, or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by a particular electro- or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction, dynamic scattering
    • G02F1/139—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating, or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by a particular electro- or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction, dynamic scattering based on orientation effects in which the liquid crystal remains transparent
    • G02F1/141—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating, or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by a particular electro- or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction, dynamic scattering based on orientation effects in which the liquid crystal remains transparent using ferroelectric liquid crystals
    • G02F2001/1412—Antiferroelectric liquid crystals
    • G—PHYSICS
    • G02—OPTICS
    • G02F—DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating, or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating, or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating, or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; MISCELLANEOUS COMPOSITIONS; MISCELLANEOUS APPLICATIONS OF MATERIALS
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/10—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
    • C09K19/20—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing carbon and oxygen atoms as chain links, e.g. esters or ethers
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; MISCELLANEOUS COMPOSITIONS; MISCELLANEOUS APPLICATIONS OF MATERIALS
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/34—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
    • G01N11/10—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by moving a body within the material
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means
    • G01N27/26—Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis

Similar Documents

Publication Publication Date Title
Urbach et al. Alignment of nematics and smectics on evaporated films
Seo et al. Generation of pretilt angles in nematic liquid crystal, 5CB, media aligned on polyimide films prepared by spin-coating and LB techniques: effect of rubbing
Pieranski et al. Shear flow induced polarization in ferroelectric smectics C
Seo et al. Alignment of nematic liquid crystal (5CB) on the treated substrates: characterization of orientation films, generation of pretilt angles, and surface anchoring strength
Skarp Rotational viscosities in ferroelectric smectic liquid crystals
Dorjgotov et al. Viscosities of a bent‐core nematic liquid crystal
Hermann et al. Flexoelectric polarization changes induced by light in a nematic liquid crystal
Kocot et al. Pyroelectric and electro-optical effects in the SmC* phase of a polysiloxane liquid crystal
Bonev et al. Piezoelectric effect in smectic C* and smectic F
Coles et al. Pretransitional behaviour of the splay and twist elastic and viscotic constants for the nematic to smectic A phase transition in octyl cyanobiphenyl (8CB)
Naito et al. Dielectric properties of nematic liquid crystals in low frequency regime
Tóth-Katona et al. Flexoelectricity and competition of time scales in electroconvection
Blinov et al. Curvature oscillations and linear electro-optical effect in a surface layer of a nematic liquid crystal
Stoenescu et al. Long-time behavior of the azimuthal anchoring strength and easy axis gliding of nematic liquid crystal
Gilani et al. The Electro-optical kerr effect in eutectic nematic mixtures of E7 and E8
Raynes et al. Investigations of optical activity of natural products and chiral pharmaceuticals using liquid crystal technologies
Skarp et al. Measurements of rotational viscosity in four ferroelectric (C*) liquid crystals
Kurilov et al. Diamagnetic anisotropy and rotational viscosity of 6CHBT nematic liquid crystal
Dardas et al. Non-linear electrooptic effect in antiferroelectric liquid crystal
JP2778935B2 (en) Method for measuring azimuthal anchoring energy of nematic liquid crystal device
Scaramuzza et al. Convective instabilities under ac electric fields in a mesogenic azocompound complexed with palladium
Blinov et al. Manifestation offerroelectricity in a lyotropic liquid crystal with a chiral impurity: a structural analog of a biological
Ruan et al. Guided wave study of electroclinic effects in a homogeneously aligned smectic A liquid crystal
Clarke et al. Comparison of relative flexoelectric coefficients measured by different techniques
Longuemart et al. Investigations of the thermal parameters of ferroelectricliquid crystals using the pyroelectric effect in theSC* phase