AU2001237553A1 - An apparatus and method for investigating a sample - Google Patents

An apparatus and method for investigating a sample

Info

Publication number
AU2001237553A1
AU2001237553A1 AU2001237553A AU3755301A AU2001237553A1 AU 2001237553 A1 AU2001237553 A1 AU 2001237553A1 AU 2001237553 A AU2001237553 A AU 2001237553A AU 3755301 A AU3755301 A AU 3755301A AU 2001237553 A1 AU2001237553 A1 AU 2001237553A1
Authority
AU
Australia
Prior art keywords
investigating
sample
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.)
Abandoned
Application number
AU2001237553A
Inventor
Donald Dominic Arnone
Craig Michael Ciesla
Bryan Edward Cole
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.)
TeraView Ltd
Original Assignee
TERAPROBE Ltd
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 TERAPROBE Ltd filed Critical TERAPROBE Ltd
Publication of AU2001237553A1 publication Critical patent/AU2001237553A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/636—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited using an arrangement of pump beam and probe beam; using the measurement of optical non-linear properties
    • 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
    • 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
    • G01N21/3577—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing liquids, e.g. polluted water

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Toxicology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
AU2001237553A 2000-02-28 2001-02-28 An apparatus and method for investigating a sample Abandoned AU2001237553A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0004667A GB2359619B (en) 2000-02-28 2000-02-28 An apparatus and method for investigating a sample
GB0004667 2000-02-28
PCT/GB2001/000859 WO2001065238A1 (en) 2000-02-28 2001-02-28 An apparatus and method for investigating a sample

Publications (1)

Publication Number Publication Date
AU2001237553A1 true AU2001237553A1 (en) 2001-09-12

Family

ID=9886537

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001237553A Abandoned AU2001237553A1 (en) 2000-02-28 2001-02-28 An apparatus and method for investigating a sample

Country Status (5)

Country Link
US (1) US20030155512A1 (en)
EP (1) EP1297321A1 (en)
AU (1) AU2001237553A1 (en)
GB (1) GB2359619B (en)
WO (1) WO2001065238A1 (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003042670A1 (en) * 2001-11-13 2003-05-22 Rensselaer Polytechnic Institute Method and system for performing three-dimensional teraherz imaging on an object
US7119339B2 (en) 2002-11-13 2006-10-10 Rensselaer Polytechnic Institute Transmission mode terahertz computed tomography
CA2468924A1 (en) * 2004-01-14 2005-07-14 Laser Diagnostic Instruments International Inc. A device and method for non-contact sensing of low-concentration and trace substances
GB2425833B (en) * 2004-01-19 2007-02-21 David Alexander Crawley Terahertz Radiation Sensor and Imaging System
GB2414294B (en) * 2004-05-20 2006-08-02 Teraview Ltd Apparatus and method for investigating a sample
KR101332068B1 (en) * 2004-05-26 2013-11-22 피코메트릭스 엘엘씨 Terahertz imaging in reflection and transmission mode for luggage and personnel inspection
US7459687B2 (en) * 2006-04-06 2008-12-02 New Jersey Institute Of Technology Non-linear terahertz spectroscopy for defect density identification in high k dielectric films
US7826058B1 (en) * 2006-05-19 2010-11-02 Bowling Green State University All optical and hybrid reflection switch at a semiconductor/glass interface due to laser beam intersection
US7535005B2 (en) * 2007-01-31 2009-05-19 Emcore Corporation Pulsed terahertz spectrometer
US8604433B2 (en) * 2008-05-19 2013-12-10 Emcore Corporation Terahertz frequency domain spectrometer with frequency shifting of source laser beam
US7781736B2 (en) * 2008-05-19 2010-08-24 Emcore Corporation Terahertz frequency domain spectrometer with controllable phase shift
US9029775B2 (en) 2008-05-19 2015-05-12 Joseph R. Demers Terahertz frequency domain spectrometer with phase modulation of source laser beam
KR101141040B1 (en) 2009-07-23 2012-05-03 한국전기연구원 sub-terahertz active real-time imaging system and method thereof
JP5822194B2 (en) * 2011-09-29 2015-11-24 株式会社Ｓｃｒｅｅｎホールディングス Semiconductor inspection method and semiconductor inspection apparatus
JP6044893B2 (en) 2013-03-08 2016-12-14 株式会社Ｓｃｒｅｅｎホールディングス Inspection apparatus and inspection method
US9400214B1 (en) 2013-03-15 2016-07-26 Joseph R. Demers Terahertz frequency domain spectrometer with a single photoconductive element for terahertz signal generation and detection
US9103715B1 (en) 2013-03-15 2015-08-11 Joseph R. Demers Terahertz spectrometer phase modulator control using second harmonic nulling
US9404853B1 (en) 2014-04-25 2016-08-02 Joseph R. Demers Terahertz spectrometer with phase modulation
US9086374B1 (en) 2014-04-25 2015-07-21 Joseph R. Demers Terahertz spectrometer with phase modulation and method
US9239264B1 (en) 2014-09-18 2016-01-19 Joseph R. Demers Transceiver method and apparatus having phase modulation and common mode phase drift rejection
US9429473B2 (en) 2014-10-16 2016-08-30 Joseph R. Demers Terahertz spectrometer and method for reducing photomixing interference pattern
US9599555B2 (en) 2014-11-13 2017-03-21 Rochester Institute Of Technology Doping profile measurement using terahertz time domain spectroscopy (THz-TDS)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4405237A (en) * 1981-02-04 1983-09-20 The United States Of America As Represented By The Secretary Of The Navy Coherent anti-Stokes Raman device
US5633711A (en) * 1991-07-08 1997-05-27 Massachusettes Institute Of Technology Measurement of material properties with optically induced phonons
US5812261A (en) * 1992-07-08 1998-09-22 Active Impulse Systems, Inc. Method and device for measuring the thickness of opaque and transparent films
JP3396241B2 (en) * 1992-12-04 2003-04-14 科学技術振興事業団 Transient grating spectroscopy
US5713364A (en) * 1995-08-01 1998-02-03 Medispectra, Inc. Spectral volume microprobe analysis of materials
US5789750A (en) * 1996-09-09 1998-08-04 Lucent Technologies Inc. Optical system employing terahertz radiation
US5894125A (en) * 1997-08-18 1999-04-13 Lucent Technologies Inc. Near field terahertz imaging
JP2000214506A (en) * 1998-11-03 2000-08-04 Toshiba Research Europe Ltd Radiation light source and image pickup system
US6476596B1 (en) * 1999-12-06 2002-11-05 The United States Of America As Represented By The Secretary Of The Army Method and apparatus for detection of terahertz electric fields using polarization-sensitive excitonic electroabsorption
GB2396695B (en) * 2001-01-16 2005-05-04 Teraview Ltd Apparatus and method for investigating a sample

Also Published As

Publication number Publication date
EP1297321A1 (en) 2003-04-02
GB0004667D0 (en) 2000-04-19
WO2001065238A1 (en) 2001-09-07
US20030155512A1 (en) 2003-08-21
GB2359619A (en) 2001-08-29
GB2359619B (en) 2002-10-16

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