GB8922891D0 - Electromagnetic acoustic transducers - Google Patents

Electromagnetic acoustic transducers

Info

Publication number
GB8922891D0
GB8922891D0 GB898922891A GB8922891A GB8922891D0 GB 8922891 D0 GB8922891 D0 GB 8922891D0 GB 898922891 A GB898922891 A GB 898922891A GB 8922891 A GB8922891 A GB 8922891A GB 8922891 D0 GB8922891 D0 GB 8922891D0
Authority
GB
United Kingdom
Prior art keywords
acoustic transducers
electromagnetic acoustic
electromagnetic
transducers
acoustic
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Withdrawn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
GB898922891A
Other versions
GB2225427A (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.)
UK Atomic Energy Authority
Original Assignee
UK Atomic Energy Authority
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 UK Atomic Energy Authority filed Critical UK Atomic Energy Authority
Publication of GB8922891D0 publication Critical patent/GB8922891D0/en
Publication of GB2225427A publication Critical patent/GB2225427A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/24—Probes
    • G01N29/2418—Probes using optoacoustic interaction with the material, e.g. laser radiation, photoacoustics
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/24—Probes
    • G01N29/2412—Probes using the magnetostrictive properties of the material to be examined, e.g. electromagnetic acoustic transducers [EMAT]
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/042—Wave modes
    • G01N2291/0421—Longitudinal waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/042—Wave modes
    • G01N2291/0422—Shear waves, transverse waves, horizontally polarised waves

Landscapes

  • Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
GB8922891A 1988-11-23 1989-10-11 Electromagnetic acoustic transducer Withdrawn GB2225427A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888827396A GB8827396D0 (en) 1988-11-23 1988-11-23 Electromagnetic acoustic transducers

Publications (2)

Publication Number Publication Date
GB8922891D0 true GB8922891D0 (en) 1989-11-29
GB2225427A GB2225427A (en) 1990-05-30

Family

ID=10647351

Family Applications (2)

Application Number Title Priority Date Filing Date
GB888827396A Pending GB8827396D0 (en) 1988-11-23 1988-11-23 Electromagnetic acoustic transducers
GB8922891A Withdrawn GB2225427A (en) 1988-11-23 1989-10-11 Electromagnetic acoustic transducer

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB888827396A Pending GB8827396D0 (en) 1988-11-23 1988-11-23 Electromagnetic acoustic transducers

Country Status (1)

Country Link
GB (2) GB8827396D0 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7770454B2 (en) * 2003-09-26 2010-08-10 Lsp Technologies, Inc. Laser system and method for non-destructive bond detection and evaluation
US8156811B2 (en) 2004-09-15 2012-04-17 Lsp Technologies, Inc. Apparatus and method for non-destructive testing
US8132460B1 (en) 2004-09-27 2012-03-13 Lsp Technologies, Inc. Laser induced bond delamination
US7509876B1 (en) 2007-10-17 2009-03-31 Lsp Technologies, Inc. Laser bond inspection using annular laser beam
US8359924B1 (en) 2010-07-01 2013-01-29 The Boeing Company Bond interface testing
US9857288B2 (en) * 2013-11-01 2018-01-02 Lsp Technologies, Inc. Laser bond inspection with compact surface motion sensor

Also Published As

Publication number Publication date
GB2225427A (en) 1990-05-30
GB8827396D0 (en) 1988-12-29

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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)