SG11201502670WA - Optical sensing system and method of determining a change in a refractive index in an optical sensing system - Google Patents

Optical sensing system and method of determining a change in a refractive index in an optical sensing system

Info

Publication number
SG11201502670WA
SG11201502670WA SG11201502670WA SG11201502670WA SG11201502670WA SG 11201502670W A SG11201502670W A SG 11201502670WA SG 11201502670W A SG11201502670W A SG 11201502670WA SG 11201502670W A SG11201502670W A SG 11201502670WA SG 11201502670W A SG11201502670W A SG 11201502670WA
Authority
SG
Singapore
Prior art keywords
sensing system
optical sensing
determining
change
refractive index
Prior art date
Application number
SG11201502670WA
Inventor
Junfeng Song
Xianshu Luo
Xiaoguang Tu
Qing Fang
Guo-Qiang Patrick Lo
Mingbin Yu
Original Assignee
Agency Science Tech & Res
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 Agency Science Tech & Res filed Critical Agency Science Tech & Res
Priority to SG11201502670WA priority Critical patent/SG11201502670WA/en
Publication of SG11201502670WA publication Critical patent/SG11201502670WA/en

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
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
    • 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
    • G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
    • G01N21/7703—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator using reagent-clad optical fibres or optical waveguides
    • G01N21/7746—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator using reagent-clad optical fibres or optical waveguides the waveguide coupled to a cavity resonator
    • 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
    • G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
    • G01N21/7703—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator using reagent-clad optical fibres or optical waveguides
    • G01N2021/7706—Reagent provision
    • G01N2021/7709—Distributed reagent, e.g. over length of guide
    • G01N2021/7716—Distributed reagent, e.g. over length of guide in cladding
    • 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
    • G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
    • G01N2021/7769—Measurement method of reaction-produced change in sensor
    • G01N2021/7776—Index

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Plasma & Fusion (AREA)
  • Engineering & Computer Science (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Optical Integrated Circuits (AREA)
SG11201502670WA 2012-10-08 2013-10-08 Optical sensing system and method of determining a change in a refractive index in an optical sensing system SG11201502670WA (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SG11201502670WA SG11201502670WA (en) 2012-10-08 2013-10-08 Optical sensing system and method of determining a change in a refractive index in an optical sensing system

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SG2012074852 2012-10-08
PCT/SG2013/000431 WO2014058391A1 (en) 2012-10-08 2013-10-08 Optical sensing system and method of determining a change in a refractive index in an optical sensing system
SG11201502670WA SG11201502670WA (en) 2012-10-08 2013-10-08 Optical sensing system and method of determining a change in a refractive index in an optical sensing system

Publications (1)

Publication Number Publication Date
SG11201502670WA true SG11201502670WA (en) 2015-05-28

Family

ID=54141849

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201502670WA SG11201502670WA (en) 2012-10-08 2013-10-08 Optical sensing system and method of determining a change in a refractive index in an optical sensing system

Country Status (3)

Country Link
US (1) US9581545B2 (en)
SG (1) SG11201502670WA (en)
WO (1) WO2014058391A1 (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030039013A1 (en) * 2001-08-27 2003-02-27 Jones David J. Dynamic dispersion compensation in high-speed optical transmission systems
US7697121B1 (en) * 2005-11-30 2010-04-13 Kotura, Inc. Sensing system having wavelength reflectors that receive modulated light signals
US9819435B2 (en) * 2010-08-26 2017-11-14 Cornell University Optical apparatus, method, and applications
SG182131A1 (en) 2010-12-28 2012-07-30 Agency Science Tech & Res An optical sensing system and a method of determining a change in an effective refractive index of a resonator of an optical sensing system
US9851443B2 (en) * 2012-03-16 2017-12-26 Alcatel Lucent Optical beam sweeper
US9203122B2 (en) * 2012-09-28 2015-12-01 Palo Alto Research Center Incorporated Monitoring and management for energy storage devices

Also Published As

Publication number Publication date
US20150268161A1 (en) 2015-09-24
US9581545B2 (en) 2017-02-28
WO2014058391A1 (en) 2014-04-17

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