pith:3MLLAGMS
A self-consistent spectral framework for inclusive non-elastic breakup, with the Trojan Horse method as the sub-Coulomb resonant limit
The Trojan Horse Method resonance formula reduces from the per-pole DWBA cross section under four specific approximations.
arxiv:2605.16890 v1 · 2026-05-16 · nucl-th
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Claims
The factorized PWIA-THM resonance-strength formula is identified as a non-perturbative reduction of the per-pole DWBA cross section under four approximations (plane-wave substitution on the entrance and exit distorted waves, zero-range or surface-localized treatment of the spectator-participant interaction, on-shell evaluation of the binary subreaction vertex, and post-form remnant neglect), not a multiplicative correction factor. The per-pole DWBA pole cross section is the natural extraction quantity for sub-Coulomb resonance-strength analysis.
A diagonal isolated-pole spectral ansatz for the absorptive participant-target optical potential with three explicit validity conditions, two closed by R-matrix tabulations and the third a model-dependent continuum-decoupling diagnostic.
Introduces a diagonal isolated-pole spectral ansatz that reduces the IAV cross section to per-pole DWBA terms in the resonant limit, identifying the PWIA-THM formula as a non-perturbative approximation under plane-wave, zero-range, on-shell, and remnant-neglect conditions.
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Receipt and verification
| First computed | 2026-05-20T00:03:28.564835Z |
|---|---|
| Builder | pith-number-builder-2026-05-17-v1 |
| Signature | Pith Ed25519
(pith-v1-2026-05) · public key |
| Schema | pith-number/v1.0 |
Canonical hash
db16b01992672d37ef5ae9963133cf87f95853f46e97504f65331131445bd37c
Aliases
· · · · ·Agent API
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curl -sH 'Accept: application/ld+json' https://pith.science/pith/3MLLAGMSM4WTP3225GLDCM6PQ7 \
| jq -c '.canonical_record' \
| python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: db16b01992672d37ef5ae9963133cf87f95853f46e97504f65331131445bd37c
Canonical record JSON
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"license": "http://creativecommons.org/licenses/by/4.0/",
"primary_cat": "nucl-th",
"submitted_at": "2026-05-16T09:05:51Z",
"title_canon_sha256": "589b7ff67e7405183ae20fd32f5fa55b9751be9c95c069e5b199e1130b7afe25"
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