pith:5FVQMDLY
Effect of spin-dependent tunneling and intervalley scattering in magnetic-semiconductor van der Waals heterostructures on exciton and trion polarization
The ratio of electron tunneling time to intervalley scattering and radiative lifetimes sets photoluminescence polarization dynamics and sign in magnetic TMD heterostructures
arxiv:2605.09088 v2 · 2026-05-09 · cond-mat.mes-hall
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Record completeness
Claims
The ratio between the electron tunneling timescale and the exciton and trion intervalley scattering lifetimes and radiative lifetimes determine the PL dynamics. A possibility to switch PL polarization sign due to the quasi-particles dynamics under circularly polarized laser excitations is revealed.
That the observed peculiarities in photoluminescence polarization arise primarily from the interplay of spin-dependent interlayer charge transfer and intervalley scattering rather than from other unmodeled processes such as defects, substrate effects, or additional scattering channels.
The ratio of electron tunneling time to exciton/trion intervalley-scattering and radiative lifetimes sets photoluminescence polarization dynamics in TMD/magnetic van der Waals heterostructures and can produce a sign reversal under circular excitation.
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Receipt and verification
| First computed | 2026-05-20T01:06:10.014865Z |
|---|---|
| Builder | pith-number-builder-2026-05-17-v1 |
| Signature | Pith Ed25519
(pith-v1-2026-05) · public key |
| Schema | pith-number/v1.0 |
Canonical hash
e96b060d786a76085101452f5b3298040e470adaf37a99ec4eee4553bf130a31
Aliases
· · · · ·Agent API
Verify this Pith Number yourself
curl -sH 'Accept: application/ld+json' https://pith.science/pith/5FVQMDLYNJ3AQUIBIUXVWMUYAQ \
| 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: e96b060d786a76085101452f5b3298040e470adaf37a99ec4eee4553bf130a31
Canonical record JSON
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"primary_cat": "cond-mat.mes-hall",
"submitted_at": "2026-05-09T17:53:08Z",
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