DE69807113T2 - Regressionskalibriertes spektroskopisches ellipsometer-system mit rotierenden kompensatoren und photarray-detektor - Google Patents

Regressionskalibriertes spektroskopisches ellipsometer-system mit rotierenden kompensatoren und photarray-detektor

Info

Publication number
DE69807113T2
DE69807113T2 DE69807113T DE69807113T DE69807113T2 DE 69807113 T2 DE69807113 T2 DE 69807113T2 DE 69807113 T DE69807113 T DE 69807113T DE 69807113 T DE69807113 T DE 69807113T DE 69807113 T2 DE69807113 T2 DE 69807113T2
Authority
DE
Germany
Prior art keywords
photarray
regression
detector
spectroscopic ellipsometer
ellipsometer system
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.)
Expired - Lifetime
Application number
DE69807113T
Other languages
English (en)
Other versions
DE69807113D1 (de
Inventor
Blaine D Johs
Daniel W Thompson
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.)
JA Woollam Co Inc
Original Assignee
JA Woollam Co Inc
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
Priority claimed from US08/912,211 external-priority patent/US5872630A/en
Application filed by JA Woollam Co Inc filed Critical JA Woollam Co Inc
Publication of DE69807113D1 publication Critical patent/DE69807113D1/de
Application granted granted Critical
Publication of DE69807113T2 publication Critical patent/DE69807113T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/21—Polarisation-affecting properties
    • G01N21/211—Ellipsometry
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/28—Investigating the spectrum
    • G01J3/447—Polarisation spectrometry
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J4/00—Measuring polarisation of light
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/28—Investigating the spectrum
    • G01J2003/2866—Markers; Calibrating of scan
DE69807113T 1997-03-03 1998-02-02 Regressionskalibriertes spektroskopisches ellipsometer-system mit rotierenden kompensatoren und photarray-detektor Expired - Lifetime DE69807113T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US3951997P 1997-03-03 1997-03-03
US4266197P 1997-04-04 1997-04-04
US4596697P 1997-05-08 1997-05-08
US08/912,211 US5872630A (en) 1995-09-20 1997-08-15 Regression calibrated spectroscopic rotating compensator ellipsometer system with photo array detector
PCT/US1998/002390 WO1998039633A1 (en) 1997-03-03 1998-02-02 Regression calibrated spectroscopic rotating compensator ellipsometer system with photo array detector

Publications (2)

Publication Number Publication Date
DE69807113D1 DE69807113D1 (de) 2002-09-12
DE69807113T2 true DE69807113T2 (de) 2003-10-09

Family

ID=27488604

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69807113T Expired - Lifetime DE69807113T2 (de) 1997-03-03 1998-02-02 Regressionskalibriertes spektroskopisches ellipsometer-system mit rotierenden kompensatoren und photarray-detektor

Country Status (5)

Country Link
EP (1) EP1038165B1 (de)
AU (1) AU6321298A (de)
DE (1) DE69807113T2 (de)
HK (1) HK1032627A1 (de)
WO (1) WO1998039633A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6353477B1 (en) * 1992-09-18 2002-03-05 J. A. Woollam Co. Inc. Regression calibrated spectroscopic rotating compensator ellipsometer system with pseudo-achromatic retarder system
US6184984B1 (en) 1999-02-09 2001-02-06 Kla-Tencor Corporation System for measuring polarimetric spectrum and other properties of a sample
US6804003B1 (en) 1999-02-09 2004-10-12 Kla-Tencor Corporation System for analyzing surface characteristics with self-calibrating capability
WO2000065331A2 (en) * 1999-04-22 2000-11-02 Kla-Tencor Corporation System for analyzing surface characteristics with self-calibrating capability

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4306809A (en) * 1979-03-26 1981-12-22 The Board Of Regents Of The University Of Nebraska Polarimeter
US5666201A (en) * 1992-09-18 1997-09-09 J.A. Woollam Co. Inc. Multiple order dispersive optics system and method of use
US5373359A (en) * 1992-09-18 1994-12-13 J. A. Woollam Co. Ellipsometer
US5521706A (en) * 1992-09-18 1996-05-28 J. A. Woollam Co. Inc. System and method for compensating polarization-dependent sensitivity of dispersive optics in a rotating analyzer ellipsometer system
US5504582A (en) * 1992-09-18 1996-04-02 J. A. Woollam Co. Inc. System and method for compensating polarization-dependent sensitivity of dispersive optics in a rotating analyzer ellipsometer system
US5581350A (en) * 1995-06-06 1996-12-03 Tencor Instruments Method and system for calibrating an ellipsometer
US5788632A (en) * 1996-03-19 1998-08-04 Abbott Laboratories Apparatus and process for the non-invasive measurement of optically active compounds

Also Published As

Publication number Publication date
EP1038165A1 (de) 2000-09-27
WO1998039633A1 (en) 1998-09-11
DE69807113D1 (de) 2002-09-12
AU6321298A (en) 1998-09-22
EP1038165A4 (de) 2000-10-25
HK1032627A1 (en) 2001-07-27
EP1038165B1 (de) 2002-08-07

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Legal Events

Date Code Title Description
8332 No legal effect for de
8370 Indication of lapse of patent is to be deleted
8364 No opposition during term of opposition