DE3874125T2 - Uv-abtastsystem fuer zentrifuge. - Google Patents

Uv-abtastsystem fuer zentrifuge.

Info

Publication number
DE3874125T2
DE3874125T2 DE8888909862T DE3874125T DE3874125T2 DE 3874125 T2 DE3874125 T2 DE 3874125T2 DE 8888909862 T DE8888909862 T DE 8888909862T DE 3874125 T DE3874125 T DE 3874125T DE 3874125 T2 DE3874125 T2 DE 3874125T2
Authority
DE
Germany
Prior art keywords
sample
light
mirror
rotor
curvature
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 - Fee Related
Application number
DE8888909862T
Other languages
German (de)
English (en)
Other versions
DE3874125D1 (de
Inventor
Robert Giebeler
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.)
Beckman Coulter Inc
Original Assignee
Beckman Instruments 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
Application filed by Beckman Instruments Inc filed Critical Beckman Instruments Inc
Publication of DE3874125D1 publication Critical patent/DE3874125D1/de
Application granted granted Critical
Publication of DE3874125T2 publication Critical patent/DE3874125T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/04—Investigating sedimentation of particle suspensions
    • G01N15/042—Investigating sedimentation of particle suspensions by centrifuging and investigating centrifugates
    • 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
    • G01J3/12—Generating the spectrum; Monochromators
    • G01J3/18—Generating the spectrum; Monochromators using diffraction elements, e.g. grating
    • 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
    • G01J3/12—Generating the spectrum; Monochromators
    • G01J3/18—Generating the spectrum; Monochromators using diffraction elements, e.g. grating
    • G01J2003/1842—Types of grating
    • G01J2003/1857—Toroid surface
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/04—Investigating sedimentation of particle suspensions
    • G01N15/042—Investigating sedimentation of particle suspensions by centrifuging and investigating centrifugates
    • G01N2015/045—Investigating sedimentation of particle suspensions by centrifuging and investigating centrifugates by optical analysis

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Dispersion Chemistry (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Centrifugal Separators (AREA)
  • Optical Measuring Cells (AREA)
DE8888909862T 1987-10-29 1988-10-20 Uv-abtastsystem fuer zentrifuge. Expired - Fee Related DE3874125T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/115,023 US4830493A (en) 1987-10-29 1987-10-29 UV scanning system for centrifuge
PCT/US1988/003683 WO1989003986A1 (en) 1987-10-29 1988-10-20 Uv scanning system for centrifuge

Publications (2)

Publication Number Publication Date
DE3874125D1 DE3874125D1 (de) 1992-10-01
DE3874125T2 true DE3874125T2 (de) 1993-04-08

Family

ID=22358870

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888909862T Expired - Fee Related DE3874125T2 (de) 1987-10-29 1988-10-20 Uv-abtastsystem fuer zentrifuge.

Country Status (8)

Country Link
US (1) US4830493A (enExample)
EP (1) EP0340279B1 (enExample)
JP (1) JPH0742121Y2 (enExample)
CN (1) CN1011554B (enExample)
CA (1) CA1295031C (enExample)
DE (1) DE3874125T2 (enExample)
HU (1) HU206771B (enExample)
WO (1) WO1989003986A1 (enExample)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4921350A (en) * 1989-02-10 1990-05-01 Beckman Instruments, Inc. Monochromator second order subtraction method
US5123740A (en) * 1991-01-15 1992-06-23 Beckman Instruments, Inc. Stray light trap in a monochrometer
GB9302673D0 (en) * 1993-02-11 1993-03-24 Haematest Limited Apparatus for analysing blood and other samples
US5563333A (en) * 1995-01-20 1996-10-08 Haines; Hiemi K. Method and apparatus for core flooding studies
US7173551B2 (en) 2000-12-21 2007-02-06 Quellan, Inc. Increasing data throughput in optical fiber transmission systems
US7149256B2 (en) 2001-03-29 2006-12-12 Quellan, Inc. Multilevel pulse position modulation for efficient fiber optic communication
US7307569B2 (en) * 2001-03-29 2007-12-11 Quellan, Inc. Increasing data throughput in optical fiber transmission systems
WO2002082694A1 (en) * 2001-04-04 2002-10-17 Quellan, Inc. Method and system for decoding multilevel signals
US20030030873A1 (en) * 2001-05-09 2003-02-13 Quellan, Inc. High-speed adjustable multilevel light modulation
WO2003071731A1 (en) * 2002-02-15 2003-08-28 Quellan, Inc. Multi-level signal clock recovery technique
AU2003217947A1 (en) * 2002-03-08 2003-09-22 Quellan, Inc. High speed analog-to-digital converter using a unique gray code having minimal bit transitions
US20030198478A1 (en) * 2002-04-23 2003-10-23 Quellan, Inc. Method and system for generating and decoding a bandwidth efficient multi-level signal
JP2004013681A (ja) * 2002-06-10 2004-01-15 Bosu & K Consulting Kk 名刺情報管理システム
AU2003256569A1 (en) * 2002-07-15 2004-02-02 Quellan, Inc. Adaptive noise filtering and equalization
WO2004045078A2 (en) * 2002-11-12 2004-05-27 Quellan, Inc. High-speed analog-to-digital conversion with improved robustness to timing uncertainty
DE112004001455B4 (de) * 2003-08-07 2020-04-23 Intersil Americas LLC Verfahren und System zum Löschen von Übersprechen
US7804760B2 (en) * 2003-08-07 2010-09-28 Quellan, Inc. Method and system for signal emulation
EP1687929B1 (en) 2003-11-17 2010-11-10 Quellan, Inc. Method and system for antenna interference cancellation
US7616700B2 (en) * 2003-12-22 2009-11-10 Quellan, Inc. Method and system for slicing a communication signal
US7209230B2 (en) 2004-06-18 2007-04-24 Luckoff Display Corporation Hand-held spectra-reflectometer
US7522883B2 (en) * 2004-12-14 2009-04-21 Quellan, Inc. Method and system for reducing signal interference
US7725079B2 (en) * 2004-12-14 2010-05-25 Quellan, Inc. Method and system for automatic control in an interference cancellation device
US7518380B2 (en) * 2005-05-17 2009-04-14 Honeywell International Inc. Chemical impedance detectors for fluid analyzers
US7233394B2 (en) 2005-06-20 2007-06-19 Luckoff Display Corporation Compact spectrometer
KR101372361B1 (ko) * 2006-04-26 2014-03-12 인터실 아메리카스 엘엘씨 통신 채널로부터 복사성 방출을 감소시키기 위한 방법 및 시스템
CN116899767A (zh) * 2022-04-18 2023-10-20 汾沃有限公司 界面监测组件、流体分离装置及用于分离流体的方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2036613A5 (enExample) * 1969-03-26 1970-12-24 Jobin Et G Yvon
GB1256269A (en) * 1969-06-27 1971-12-08 Mse Holdings Ltd Centrifuge
FR2055891A5 (enExample) * 1969-08-05 1971-05-14 Anvar
FR2096982B1 (enExample) * 1970-07-23 1974-06-14 Jobin & Yvon
US3807874A (en) * 1972-03-31 1974-04-30 Beckman Instruments Inc Optical system for centrifuges
US3973850A (en) * 1972-04-21 1976-08-10 Agence Nationale De Valorisation De La Recherche (Anvar) Focalization process of spherical concave diffraction gratings
FR2239674B1 (enExample) * 1973-08-03 1976-04-30 Jobin & Yvon
FR2240445B2 (enExample) * 1973-08-06 1976-05-07 Jobin & Yvon
FR2271586B1 (enExample) * 1973-11-29 1978-03-24 Instruments Sa
US4285596A (en) * 1977-08-16 1981-08-25 Neotec Corporation Holographic diffraction grating system for rapid scan spectral analysis
CH647598A5 (en) * 1980-01-14 1985-01-31 Haakon Trygve Jun Magnussen Spectral photometer for carrying out a spectral analysis
JPS5761934A (en) * 1980-09-30 1982-04-14 Hitachi Koki Co Ltd Scanning apparatus of light absorption of ultracentrifuge in common use of separation and analysis

Also Published As

Publication number Publication date
US4830493A (en) 1989-05-16
CN1011554B (zh) 1991-02-06
WO1989003986A1 (en) 1989-05-05
CN1039123A (zh) 1990-01-24
EP0340279B1 (en) 1992-08-26
HU206771B (en) 1992-12-28
HU886712D0 (en) 1990-09-28
CA1295031C (en) 1992-01-28
DE3874125D1 (de) 1992-10-01
JPH0742121Y2 (ja) 1995-09-27
JPH02500028U (enExample) 1990-07-05
EP0340279A1 (en) 1989-11-08
HUT53736A (en) 1990-11-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee