GB201221012D0 - Apparatus for generating a plasma - Google Patents

Apparatus for generating a plasma

Info

Publication number
GB201221012D0
GB201221012D0 GBGB1221012.6A GB201221012A GB201221012D0 GB 201221012 D0 GB201221012 D0 GB 201221012D0 GB 201221012 A GB201221012 A GB 201221012A GB 201221012 D0 GB201221012 D0 GB 201221012D0
Authority
GB
United Kingdom
Prior art keywords
plasma
generating
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.)
Withdrawn
Application number
GBGB1221012.6A
Other versions
GB2508176A (en
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 Liverpool
Original Assignee
University of Liverpool
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 Liverpool filed Critical University of Liverpool
Priority to GB1221012.6A priority Critical patent/GB2508176A/en
Publication of GB201221012D0 publication Critical patent/GB201221012D0/en
Priority to PCT/GB2013/053083 priority patent/WO2014080211A1/en
Publication of GB2508176A publication Critical patent/GB2508176A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/32Gas-filled discharge tubes
    • H01J37/32009Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
    • H01J37/32082Radio frequency generated discharge
    • H01J37/32174Circuits specially adapted for controlling the RF discharge
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05HPLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00Generating plasma; Handling plasma
    • H05H1/24Generating plasma
    • H05H1/46Generating plasma using applied electromagnetic fields, e.g. high frequency or microwave energy
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J49/00Particle spectrometers or separator tubes
    • H01J49/02Details
    • H01J49/10Ion sources; Ion guns
    • H01J49/105Ion sources; Ion guns using high-frequency excitation, e.g. microwave excitation, Inductively Coupled Plasma [ICP]
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02MAPPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/42Conversion of dc power input into ac power output without possibility of reversal
    • H02M7/44Conversion of dc power input into ac power output without possibility of reversal by static converters
    • H02M7/48Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/53Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M7/537Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
    • H02M7/538Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a push-pull configuration
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05HPLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H2242/00Auxiliary systems
    • H05H2242/20Power circuits
    • H05H2242/22DC, AC or pulsed generators
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/10Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Electromagnetism (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Power Engineering (AREA)
  • Plasma Technology (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
GB1221012.6A 2012-11-11 2012-11-11 Plasma generator RF frequency control tracking plasma resonance with adjustable frequency offset for power regulation Withdrawn GB2508176A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1221012.6A GB2508176A (en) 2012-11-11 2012-11-11 Plasma generator RF frequency control tracking plasma resonance with adjustable frequency offset for power regulation
PCT/GB2013/053083 WO2014080211A1 (en) 2012-11-11 2013-11-22 Apparatus for generating a plasma

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1221012.6A GB2508176A (en) 2012-11-11 2012-11-11 Plasma generator RF frequency control tracking plasma resonance with adjustable frequency offset for power regulation

Publications (2)

Publication Number Publication Date
GB201221012D0 true GB201221012D0 (en) 2013-01-09
GB2508176A GB2508176A (en) 2014-05-28

Family

ID=47560485

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1221012.6A Withdrawn GB2508176A (en) 2012-11-11 2012-11-11 Plasma generator RF frequency control tracking plasma resonance with adjustable frequency offset for power regulation

Country Status (2)

Country Link
GB (1) GB2508176A (en)
WO (1) WO2014080211A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITUB20152393A1 (en) * 2015-07-22 2017-01-22 Otech Ind S R L ELECTROSURGERY APPARATUS TO PERFORM A CUTTING ACTION ON FABRICS OF A BODY OF A HUMAN OR ANIMAL PATIENT.
US11019714B1 (en) 2020-10-30 2021-05-25 Atmospheric Plasma Solutions, Inc. Waveform detection of states and faults in plasma inverters
AU2020257212A1 (en) 2019-04-16 2021-11-11 Atmospheric Plasma Solutions, Inc. Waveform detection of states and faults in plasma inverters
US11974385B2 (en) 2019-04-16 2024-04-30 Atmospheric Plasma Solutions, Inc. Waveform detection of states and faults in plasma inverters

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6252354B1 (en) * 1996-11-04 2001-06-26 Applied Materials, Inc. RF tuning method for an RF plasma reactor using frequency servoing and power, voltage, current or DI/DT control
US6586887B1 (en) * 2002-03-06 2003-07-01 Hitachi High-Technologies Corporation High-frequency power supply apparatus for plasma generation apparatus
US7459899B2 (en) * 2005-11-21 2008-12-02 Thermo Fisher Scientific Inc. Inductively-coupled RF power source
US9379643B2 (en) * 2010-12-23 2016-06-28 The Regents Of The University Of Colorado, A Body Corporate Electrosurgical generator controller for regulation of electrosurgical generator output power

Also Published As

Publication number Publication date
GB2508176A (en) 2014-05-28
WO2014080211A1 (en) 2014-05-30

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)