pith:QP6X4VJU
Correlated dynamics of three-particle bound states induced by emergent impurities in Bose-Hubbard model
Interaction-induced impurities in the Bose-Hubbard model create dimer-monomer bound states with reduced spread velocity and one-third Bloch oscillation period.
arxiv:2601.20042 v3 · 2026-01-27 · cond-mat.quant-gas · quant-ph
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Record completeness
Claims
interaction-induced impurities adjacent to bound pair and boundaries cause two kinds of bound states: one is dimer-monomer bound state and the other is bound edge state. In quantum walks, the spread velocity of dimer-monomer bound state is determined by the maximal group velocity of their energy band, which is much smaller than that in the single-particle case. In Bloch oscillations, the period of dimer-monomer bound states is one third of that in the single-particle case.
The assumption that interaction-induced defects exceed the effective tunneling strength of the three-particle bound state, allowing bound edge states to emerge, and that the energy bands and dynamics can be cleanly separated from scattering states in the chosen parameter regime.
Interaction-induced impurities in the Bose-Hubbard model produce dimer-monomer bound states whose quantum-walk velocity follows the band's maximum group velocity and whose Bloch period is one-third the single-particle value.
Formal links
Receipt and verification
| First computed | 2026-05-25T02:01:12.842194Z |
|---|---|
| Builder | pith-number-builder-2026-05-17-v1 |
| Signature | Pith Ed25519
(pith-v1-2026-05) · public key |
| Schema | pith-number/v1.0 |
Canonical hash
83fd7e5534e0c3529af1faece7d82284f9263e02c4ea0d4c9131c2fb44e578e2
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· · · · ·Agent API
Verify this Pith Number yourself
curl -sH 'Accept: application/ld+json' https://pith.science/pith/QP6X4VJU4DBVFGXR7LWOPWBCQT \
| 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: 83fd7e5534e0c3529af1faece7d82284f9263e02c4ea0d4c9131c2fb44e578e2
Canonical record JSON
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"license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
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"submitted_at": "2026-01-27T20:44:41Z",
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