Physical Transformation AtlasPTA
Pathway · p-d575685e95 · extends a recorded pathway

Nuclear binding-energy difference → Light

Nuclear binding-energy differenceRadioactive decayAlpha particlesRadioluminescenceLight

Epistemic state of the route

known constituent relations
4 / 4 established or replicated · weakest constituent established
constituent maturity floor
K4 · experimentally observed
search for this exact route
Not assessed — complete composition not searched.
recorded-pathway overlap
shares relations, in order, with Radioisotope heater unit · 2/4 relations shared
route-level evidence
0 sources for the complete composition · 3 cited by the constituent steps
boundaries and interfaces
BOUNDARY compatible · no region transition

Explorematrix context · physics checks · steps · route evidence · constituent evidence · cite

Matrix context

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

D.20 × C.39 · Nuclear binding-energy difference × Radioluminescentfamily: Radioluminescent

Steps

  1. 01
    Nuclear binding-energy difference —drives→ Radioactive decayestablishedclaim record
    nuclear → nuclear
    radioisotope required
    refs [1]
  2. 02
    Radioactive decay —produces→ Alpha particlesestablishedclaim record
    nuclear → nuclear
    • alpha emitters such as Pu-238, Am-241, Po-210
    refs [1] [2]
  3. 03
    Alpha particles —drives→ Radioluminescenceestablishedclaim record
    nuclear → radiative · loss to thermal
    solid · radioisotope required
    refs [3] [1]
  4. 04
    Radioluminescence —converts into→ Lightestablishedclaim record
    radiative → radiative
    • self-powered exit signs, watch dials and gun sights (tritium light sources)
    refs [3]

Evidence for the complete composition · 0

No source on record for this exact composition. The sources below support the individual steps, not the route as a whole.

Evidence for the constituent relations · 3

  1. [1]
    M. A. Prelas, et al.. A review of nuclear batteries (2014)
    Progress in Nuclear Energy 75, 117–148 · doi:10.1016/j.pnucene.2014.04.007 · crossref ✓ 2026-09-19 · record
  2. [2]
    M. G. Spencer, T. Alam. High power direct energy conversion by nuclear batteries (2019)
    Applied Physics Reviews 6, 031305 · doi:10.1063/1.5123163 · crossref ✓ 2026-09-20 · record
  3. [3]
    A. Iwan, W. Pellowski, K. A. Bogdanowicz. Conversion of Radiophotoluminescence Irradiation into Electricity in Photovoltaic Cells. A Review of Theoretical Considerations and Practical Solutions (2021)
    Energies 14, 6186 · doi:10.3390/en14196186 · crossref ✓ 2026-09-20 · record

Cite this route

Physical Transformation Atlas (2026). route p-d575685e95: Nuclear binding-energy difference → Radioactive decay → Alpha particles → Radioluminescence → Light. Dataset revision rbfbfcbb70e57 (hash of the canonical data). https://physical-transformation-atlas.wldud5192.workers.dev/path/d575685e95

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.