Physical Transformation AtlasPTA
Claim · claim:expansion-bounded-ca

Working-fluid expansion (heat-engine cycle) —governed by→ Curzon–Ahlborn efficiency at maximum power

The atlas records this claim as established: the working-fluid expansion (heat-engine cycle) is governed by the curzon–Ahlborn efficiency at maximum power.

establishedno record-level review date

Exploreconditions · evidence · matrix context · cite

2cited sources0enumerated routes using it0routes with composition evidence0recorded pathways

Conditions

No conditions recorded.

Evidence · 2

  1. [1]
    F. L. Curzon, B. Ahlborn. Efficiency of a Carnot engine at maximum power output (1975)
    American Journal of Physics 43, 22–24 · doi:10.1119/1.10023 · crossref ✓ 2026-09-19 · record
  2. [2]
    A. Bejan. Advanced Engineering Thermodynamics (4th ed.) (2016)
    Wiley · doi:10.1002/9781119245964 · crossref ✓ 2026-09-19 · record

Related matrix context

This claim does not itself create a matrix cell. The context below belongs to Working-fluid expansion (heat-engine cycle), the phenomenon it is about.

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

family: Heat engine (thermomechanical) (C.08)
D.01 × C.08 · Temperature gradient × Heat engine (thermomechanical) · Established

Cite this claim

Physical Transformation Atlas (2026). claim claim:expansion-bounded-ca: Working-fluid expansion (heat-engine cycle) —governed by→ Curzon–Ahlborn efficiency at maximum power. Dataset revision rbfbfcbb70e57 (hash of the canonical data). https://physical-transformation-atlas.wldud5192.workers.dev/claim/expansion-bounded-ca

Ids and matrix addresses are stable across revisions; the revision hash identifies the exact canonical files the record was compiled from and is meta.data_hash in every /api export. Reuse terms: see the license field in any export.