CA975153A - Luminescent material excitable by infrared radiation - Google Patents

Luminescent material excitable by infrared radiation

Info

Publication number
CA975153A
CA975153A CA121,754A CA121754A CA975153A CA 975153 A CA975153 A CA 975153A CA 121754 A CA121754 A CA 121754A CA 975153 A CA975153 A CA 975153A
Authority
CA
Canada
Prior art keywords
infrared radiation
luminescent material
material excitable
excitable
luminescent
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
Application number
CA121,754A
Other languages
English (en)
Other versions
CA121754S (en
Inventor
George Blasse
Agnes D.M. De Pauw
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of CA975153A publication Critical patent/CA975153A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
    • C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
    • C09K11/7766—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
    • C09K11/7772—Halogenides
    • C09K11/7773—Halogenides with alkali or alkaline earth metal
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
    • C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
    • C09K11/7766—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
    • C09K11/7772—Halogenides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
    • F02D41/1454—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio
    • F02D41/1456—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio with sensor output signal being linear or quasi-linear with the concentration of oxygen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Luminescent Compositions (AREA)
CA121,754A 1970-09-03 1971-08-31 Luminescent material excitable by infrared radiation Expired CA975153A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7013029A NL7013029A (enrdf_load_stackoverflow) 1970-09-03 1970-09-03

Publications (1)

Publication Number Publication Date
CA975153A true CA975153A (en) 1975-09-30

Family

ID=19810942

Family Applications (1)

Application Number Title Priority Date Filing Date
CA121,754A Expired CA975153A (en) 1970-09-03 1971-08-31 Luminescent material excitable by infrared radiation

Country Status (6)

Country Link
BE (1) BE772069A (enrdf_load_stackoverflow)
CA (1) CA975153A (enrdf_load_stackoverflow)
DE (1) DE2142892A1 (enrdf_load_stackoverflow)
FR (1) FR2107248A5 (enrdf_load_stackoverflow)
GB (1) GB1333177A (enrdf_load_stackoverflow)
NL (1) NL7013029A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2554122B1 (fr) * 1983-11-02 1987-03-20 Rhone Poulenc Spec Chim Nouvelle composition destinee au marquage de documents et procede de verification de l'authenticite de ces documents
EP1048049B1 (en) * 1998-10-19 2007-01-03 Koninklijke Philips Electronics N.V. Luminescent material

Also Published As

Publication number Publication date
BE772069A (fr) 1972-03-01
GB1333177A (en) 1973-10-10
FR2107248A5 (enrdf_load_stackoverflow) 1972-05-05
NL7013029A (enrdf_load_stackoverflow) 1972-03-07
DE2142892A1 (de) 1972-03-09

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