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WO2002078749A3 - Atmospheric pressure rf plasma source using ambient air and complex molecular gases - Google Patents

Atmospheric pressure rf plasma source using ambient air and complex molecular gases Download PDF

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Publication number
WO2002078749A3
WO2002078749A3 PCT/US2002/008752 US0208752W WO02078749A3 WO 2002078749 A3 WO2002078749 A3 WO 2002078749A3 US 0208752 W US0208752 W US 0208752W WO 02078749 A3 WO02078749 A3 WO 02078749A3
Authority
WO
WIPO (PCT)
Prior art keywords
atmospheric pressure
ambient air
plasma source
complex molecular
molecular gases
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.)
Ceased
Application number
PCT/US2002/008752
Other languages
French (fr)
Other versions
WO2002078749A2 (en
Inventor
Jaeyoung Park
Ivars Henins
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.)
University of California Berkeley
University of California San Diego UCSD
Original Assignee
University of California Berkeley
University of California San Diego UCSD
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 University of California Berkeley, University of California San Diego UCSD filed Critical University of California Berkeley
Priority to AU2002306800A priority Critical patent/AU2002306800A1/en
Publication of WO2002078749A2 publication Critical patent/WO2002078749A2/en
Publication of WO2002078749A3 publication Critical patent/WO2002078749A3/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/09—Processes or apparatus for excitation, e.g. pumping
    • H01S3/097—Processes or apparatus for excitation, e.g. pumping by gas discharge of a gas laser
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23B—PRESERVATION OF FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES; CHEMICAL RIPENING OF FRUIT OR VEGETABLES
    • A23B2/00—Preservation of foods or foodstuffs, in general
    • A23B2/50—Preservation of foods or foodstuffs, in general by irradiation without heating
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
    • A61L2/14—Plasma, i.e. ionised gases
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/09—Processes or apparatus for excitation, e.g. pumping
    • H01S3/097—Processes or apparatus for excitation, e.g. pumping by gas discharge of a gas laser
    • H01S3/09705—Processes or apparatus for excitation, e.g. pumping by gas discharge of a gas laser with particular means for stabilising the discharge
    • A61L2103/05—

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • Plasma & Fusion (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Optics & Photonics (AREA)
  • Wood Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Food Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Zoology (AREA)
  • Plasma Technology (AREA)
  • Polymerisation Methods In General (AREA)

Abstract

An atomospheric pressure rf plasma processor (4) in which a plasma is created between two electrodes (2,8) using high frequency rf power (8), and a mixture of gases with a complex molecular gas as the majority component of the mixture of gases.
PCT/US2002/008752 2001-03-28 2002-03-21 Atmospheric pressure rf plasma source using ambient air and complex molecular gases Ceased WO2002078749A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2002306800A AU2002306800A1 (en) 2001-03-28 2002-03-21 Atmospheric pressure rf plasma source using ambient air and complex molecular gases

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US27960001P 2001-03-28 2001-03-28
US60/279,600 2001-03-28
US9807302A 2002-03-14 2002-03-14
US10/098,073 2002-03-14

Publications (2)

Publication Number Publication Date
WO2002078749A2 WO2002078749A2 (en) 2002-10-10
WO2002078749A3 true WO2002078749A3 (en) 2003-04-10

Family

ID=26794064

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2002/008752 Ceased WO2002078749A2 (en) 2001-03-28 2002-03-21 Atmospheric pressure rf plasma source using ambient air and complex molecular gases

Country Status (2)

Country Link
AU (1) AU2002306800A1 (en)
WO (1) WO2002078749A2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10328250B4 (en) * 2003-06-24 2015-05-13 Jenoptik Optical Systems Gmbh Surface treatment method
JP2013094468A (en) * 2011-11-02 2013-05-20 Tokyo Institute Of Technology Device and method of killing microorganisms by atmospheric pressure plasma
US10194672B2 (en) 2015-10-23 2019-02-05 NanoGuard Technologies, LLC Reactive gas, reactive gas generation system and product treatment using reactive gas
US10925144B2 (en) 2019-06-14 2021-02-16 NanoGuard Technologies, LLC Electrode assembly, dielectric barrier discharge system and use thereof
US11896731B2 (en) 2020-04-03 2024-02-13 NanoGuard Technologies, LLC Methods of disarming viruses using reactive gas

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5970907A (en) * 1997-01-27 1999-10-26 Canon Kabushiki Kaisha Plasma processing apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5970907A (en) * 1997-01-27 1999-10-26 Canon Kabushiki Kaisha Plasma processing apparatus

Also Published As

Publication number Publication date
WO2002078749A2 (en) 2002-10-10
AU2002306800A1 (en) 2002-10-15

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