[go: up one dir, main page]

Lucchetta et al., 1999 - Google Patents

Turbulence to turbulence transition in homeotropically aligned nematic liquid crystals

Lucchetta et al., 1999

View PDF
Document ID
4239606455355329787
Author
Lucchetta D
Scaramuzza N
Strangi G
Versace C
Publication year
Publication venue
Physical Review E

External Links

Snippet

In this paper, a study of the electrically driven turbulent-turbulent transition in a homeotropically oriented nematic sample is reported. The transition has the characteristics of a nucleation process, and its threshold has been experimentally determined. The …
Continue reading at www.academia.edu (PDF) (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
    • 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
    • G02F1/1334—Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated 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
    • G02F1/29—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 position or the direction of light beams, i.e. deflection

Similar Documents

Publication Publication Date Title
US6327017B2 (en) Bistable liquid crystal display device in which nematic liquid crystal has monostable anchorings
KR930003252B1 (en) Lcd memory device and manufacturing method
Beresnev et al. Deformed helix ferroelectric liquid crystal display: a new electrooptic mode in ferroelectric chiral smectic C liquid crystals
Xue et al. Electrooptic response during switching of a ferroelectric liquid crystal cell with uniform director orientation
US5742369A (en) Method of aligning liquid crystals by applying an alternating electric field under periodically changing temperature
US5543943A (en) Chiral smectic device subjected to a simultaneous thermal and AC field treatment
JPH04212126A (en) Liquid crystal display element
US5995173A (en) Bistable display device based on nematic liquid crystals allowing grey tones
US7430030B2 (en) Bistable nematic liquid crystal display device
Lucchetta et al. Turbulence to turbulence transition in homeotropically aligned nematic liquid crystals
Barberi et al. Fast bistable nematic display with grey scale
Shen et al. Effective conductivity due to continuous polarization reorientation in fluid ferroelectrics
CN115626909A (en) Ferroelectric smectic phase A liquid crystal material and method for realizing switching and storage of two-state polarization structure
US5278684A (en) Parallel aligned chiral nematic liquid crystal display element
Fazio et al. Alignment transition in a nematic liquid crystal due tofield-induced breaking of anchoring
Sheridan et al. Electro‐optically induced deflection in liquid‐crystal waveguides
Nazarenko et al. Unipolar electro-optic effect in a nematic cell
Giocondo et al. Write and erase mechanism of surface controlled bistable nematic pixel
Swaminathan et al. 7‐2: Truly Bi‐stable Ferroelectric Liquid Crystal Based Modulators
EP0425304B1 (en) Liquid crystal device with grey scale
Uto et al. Dynamic response of electro‐optic effect in free‐standing ferroelectric liquid crystal film
Marinov et al. Flexoelectric spectroscopy measurements of surface dissipation of energy and surface viscosity of weakly anchored homeotropic nematics
Madhusudana et al. Electromechanical effect in cholesteric liquid crystals with fixed boundary conditions
Chen et al. Bistable SmA liquid‐crystal display driven by a two‐direction electric field
Sussman Electrohydrodynamic instabilities in nematic liquids of positive dielectric ansiotropy