WO2011103600A3 - Optically driven terahertz modulator - Google Patents

Optically driven terahertz modulator Download PDF

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Publication number
WO2011103600A3
WO2011103600A3 PCT/US2011/025773 US2011025773W WO2011103600A3 WO 2011103600 A3 WO2011103600 A3 WO 2011103600A3 US 2011025773 W US2011025773 W US 2011025773W WO 2011103600 A3 WO2011103600 A3 WO 2011103600A3
Authority
WO
WIPO (PCT)
Prior art keywords
terahertz modulator
optically driven
driven terahertz
modulator
optically
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/US2011/025773
Other languages
French (fr)
Other versions
WO2011103600A2 (en
Inventor
Kevin F. Kelly
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
William Marsh Rice University
Original Assignee
William Marsh Rice University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by William Marsh Rice University filed Critical William Marsh Rice University
Publication of WO2011103600A2 publication Critical patent/WO2011103600A2/en
Publication of WO2011103600A3 publication Critical patent/WO2011103600A3/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/02—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3581—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using far infrared light; using Terahertz radiation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3563—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing solids; Preparation of samples therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/06—Illumination; Optics
    • G01N2201/067—Electro-optic, magneto-optic, acousto-optic elements
    • G01N2201/0675—SLM
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/0816—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements
    • G02B26/0833—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements the reflecting element being a micromechanical device, e.g. a MEMS mirror, DMD

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Optics & Photonics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)

Abstract

A system and method for high-resolution imaging terahertz radiation utilizing a spatial terahertz modulator based on interactions of photons at other energies with an intermediate screen to create very high speed modulation.
PCT/US2011/025773 2010-02-22 2011-02-22 Optically driven terahertz modulator Ceased WO2011103600A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US30682710P 2010-02-22 2010-02-22
US61/306,827 2010-02-22

Publications (2)

Publication Number Publication Date
WO2011103600A2 WO2011103600A2 (en) 2011-08-25
WO2011103600A3 true WO2011103600A3 (en) 2011-12-29

Family

ID=44483633

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2011/025773 Ceased WO2011103600A2 (en) 2010-02-22 2011-02-22 Optically driven terahertz modulator

Country Status (1)

Country Link
WO (1) WO2011103600A2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012087875A1 (en) * 2010-12-20 2012-06-28 The United States Of America, As Represented By The Secretary, Department Of Health And Human Services Office Of Technology Transfer, National Institutes Of Health Terahertz spatial light modulator system for adaptive near-filed imaging
TWI773603B (en) * 2021-11-30 2022-08-01 國立清華大學 Compressed sensing imaging method and compressed sensing imaging system

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090316141A1 (en) * 2008-06-16 2009-12-24 The Regents Of The University Of Colorado, A Body Corporate Fourier domain sensing

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090316141A1 (en) * 2008-06-16 2009-12-24 The Regents Of The University Of Colorado, A Body Corporate Fourier domain sensing

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
CHAN, WAI LAM ET AL.: "A single-pixel terahertz imaging system based on compressed sensing", APPIED PHYSICS LETTERS, vol. 93, no. 12, September 2008 (2008-09-01), pages 121105 *
WAKIN, M. B. ET AL.: "An architecture for compressive imaging", 2006 IEEE INTERNATIONAL CONFERENCE ON IMAGE PROCESSING, 8 October 2006 (2006-10-08), pages 1273 - 1276 *

Also Published As

Publication number Publication date
WO2011103600A2 (en) 2011-08-25

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