[go: up one dir, main page]

Halvorson et al., 1994 - Google Patents

A 160-femtosecond optical image processor based on a conjugated polymer

Halvorson et al., 1994

View PDF
Document ID
1201843460554288691
Author
Halvorson C
Hays A
Kraabel B
Wu R
Wudl F
Heeger A
Publication year
Publication venue
Science

External Links

Snippet

Degenerate ground-state conjugated polymers exhibit large third-order nonlinear optical susceptibilities, including substantial two-photon absorption. With the use of a machine architecture suited to these material properties, ultrafast optical processors are possible. A …
Continue reading at www.p-sciences-communication.com (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
    • G02F1/35—Non-linear optics
    • G02F1/39—Non-linear optics for parametric generation or amplification of light, infra-red or ultra-violet waves
    • 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
    • G02F1/35—Non-linear optics
    • G02F1/353—Frequency conversion, i.e. wherein a light beam with frequency components different from those of the incident light beams is generated
    • G02F1/3544—Particular phase matching techniques
    • G02F2001/3548—Quasi-phase-matching [QPM], e.g. using a periodic domain inverted structure
    • 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
    • G02F1/35—Non-linear optics
    • G02F1/355—Non-linear optics characterised by the materials used
    • 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06E—OPTICAL COMPUTING DEVICES; COMPUTING DEVICES USING OTHER RADIATIONS WITH SIMILAR PROPERTIES
    • G06E3/00—Devices not provided for in group G06E1/00, e.g. for processing analogue or hybrid data
    • G06E3/001—Analogue devices in which mathematical operations are carried out with the aid of optical or electro-optical elements

Similar Documents

Publication Publication Date Title
Halvorson et al. A 160-femtosecond optical image processor based on a conjugated polymer
Partovi et al. High-speed joint-transform optical image correlator using GaAs/AlGaAs semi-insulating multiple quantum wells and diode lasers
Wright et al. High-speed photorefractive polymer composites
Mullen et al. Phase conjugation by stimulated photorefractive scattering using a retroreflected seeding beam
Brunner et al. Site torsional motion and dispersive excitation hopping transfer in π-conjugated polymers
McAulay et al. Optical heteroassociative memory using spatial light rebroadcasters
Fuentes-Hernandez et al. Third-harmonic generation and its applications in optical image processing
Kinashi et al. Optimization of Photorefractivity Based on Poly (N‐vinylcarbazole) Composites: An Approach from the Perspectives of Chemistry and Physics
Malliaras et al. Photorefractive polymer composite with net gain and subsecond response at 633 nm
Halvorson et al. Optical computing by use of photorefractive polymers
Zhang et al. Photorefractive properties of a thiapyrylium‐dye‐sensitized polymer composite
Malliaras et al. Transient behavior of photorefractive gratings in a polymer
Marable et al. Measurement of quantum-noise correlations in parametric image amplification
KR100246160B1 (en) Method and device for holographic storage
Iwasa Optical processing: a near real-time coherent system using two Itek PROM devices
Wolff et al. Speed enhancement of photorefractive polymers by means of light-induced filling of trapping states
Balberg et al. Electroholographic neurons implemented on potassium lithium tantalate niobate crystals
Silence et al. Nonlinear optical properties of photorefractive polymers
Tavassoli et al. Optical correlation of spatial-frequency-shifted images in a photorefractive BSO correlator
Foote et al. Picosecond optical correlation using dynamic holography in polyacetylene
Downie Nonlinear coherent optical image processing using logarithmic transmittance of bacteriorhodopsin films
Hendrickx et al. Tracking novelty filter at 780 nm based on a photorefractive polymer in a two-beam coupling geometry
Liu et al. Spectrally Programmable Optical Frequency Comb Generation
Maniloff et al. Femtosecond electron-transfer holography in C60/polymer blends
Olbrechts et al. Study of domain formation and relaxation in thin polymeric films by femtosecond hyper-Rayleigh scattering