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We consider a regime relevant for the relativistic heavy ion collisions, $\\alpha_s eB\\ll T^2\\ll eB$, so that thermal excitations of light quarks are restricted to the lowest Landau level (LLL) states. In the vanishing light-quark mass limit, we find $\\kappa_\\perp^{\\rm LO}\\propto \\alpha_s^2 T eB$ in the leading order that arises from scr"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1512.03689","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-12-11T16:06:33Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"442e575656cafc9104df2ae9c7fe9ea01b4036359d0bc3c8b8fdfebd2368b520","abstract_canon_sha256":"1000c608293e67855c68a3d1fd4967c50c7c95deed36a70fc0014d1343673f53"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:16:34.815198Z","signature_b64":"pnDN/C0x2fY/uHBeCZxdYNxT25kc2KYlYtfi0x7JvQa7X/A/gPChyuhKeZo16wX31QSiq1TSDtkYZu9a+SpnAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a4ddf3fa32e8060f75bcc0287ff607433c88085cfe00f9108077c91efb14e800","last_reissued_at":"2026-05-18T01:16:34.814338Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:16:34.814338Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Heavy Quark Diffusion in Strong Magnetic Fields at Weak Coupling and Implications for Elliptic Flow","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-ph","authors_text":"Ho-Ung Yee, Kenji Fukushima, Koichi Hattori, Yi Yin","submitted_at":"2015-12-11T16:06:33Z","abstract_excerpt":"We compute the momentum diffusion coefficients of heavy quarks, $\\kappa_\\parallel$ and $\\kappa_\\perp$, in a strong magnetic field $B$ along the directions parallel and perpendicular to $B$, respectively, at the leading order in QCD coupling constant $\\alpha_s$. 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