Physical Transformation AtlasPTA
Phenomenon · phenomenon:linear-alternator-action

Linear alternator action

A reciprocating magnet or coil driven by a piston or acoustic wave induces an EMF without a rotor.

Electromagnetismfirst reported 1970

Atlas record: 3 claims reference this phenomenon — 2 established and 1 demonstrated.

Explorerelations · matrix context · routes · sources · cite

conditions: conductor required · magnetic field required
3claims16enumerated routes1routes with complete-composition evidence0candidate routes not searched1cited sources

Relations

drives · 1
Acoustic wave—drives→Linear alternator actiondemonstrated
  • an acoustic pressure oscillation driving a piston attached to a magnet or coil
produces · 1
Linear alternator action—produces→Charge carriersestablished
member of · 1
Linear alternator action—member of→Electromagnetic inductionestablished

Matrix context

D = disequilibrium row · C = coupling family column. A cell reads the state of the atlas for that pair.

Enumerated routes through this · 16

Cited sources · 1

  1. [1]
    G. W. Swift. Thermoacoustic engines (1988)
    Journal of the Acoustical Society of America 84, 1145–1180 · doi:10.1121/1.396617 · crossref ✓ 2026-09-19 · record

Cite this entity

Physical Transformation Atlas (2026). entity phenomenon:linear-alternator-action: Linear alternator action. Dataset revision rbfbfcbb70e57 (hash of the canonical data). https://physical-transformation-atlas.wldud5192.workers.dev/phenomenon/linear-alternator-action

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