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Pomeranchuk instability of Fermi liquid parameter $F_{\\ell} \\le -1$ in the angular momentum $\\ell=2$ channel has been argued to be the relevant mechanism, yet there are no definitive theoretical proofs. Here we calculate, using the variational Monte Carlo technique, Fermi liquid parameters $F_\\ell$ of the composite fermion Fermi liquid with a finite layer width. We consider $F_{\\ell}$ in different Landau levels $n=0,1,2$ as a f"},"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":"1802.08261","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2018-02-22T19:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"51080bd2e7c96d1aca53921aa12cde3eb62e87a5014662a5a72e2c466978600c","abstract_canon_sha256":"0d74683aa700a669be5726a4bbca658c49965ca8af67699b526280716f41f2dd"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:03:37.043431Z","signature_b64":"YkaF9TKp3LQG6EQL08sa4bzZAFNad2JoX5Nq1AaPJt5wRHXmXNQ4v3p0ClFWttMay7SR1QoQnogcymQuMpxgAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"43682f47ea42845c438991456db4fcd657858a46f45cc99bf7901dcdd679be9c","last_reissued_at":"2026-05-18T00:03:37.042859Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:03:37.042859Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Pomeranchuk Instability of Composite Fermi Liquids","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Edward H. Rezayi, Eun-Ah Kim, F. D. M. Haldane, Junping Shao, Kyungmin Lee","submitted_at":"2018-02-22T19:00:01Z","abstract_excerpt":"Nematicity in quantum Hall systems has been experimentally well established at excited Landau levels. The mechanism of the symmetry breaking, however, is still unknown. Pomeranchuk instability of Fermi liquid parameter $F_{\\ell} \\le -1$ in the angular momentum $\\ell=2$ channel has been argued to be the relevant mechanism, yet there are no definitive theoretical proofs. Here we calculate, using the variational Monte Carlo technique, Fermi liquid parameters $F_\\ell$ of the composite fermion Fermi liquid with a finite layer width. 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