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Wegscheider's group, compare their characteristics with similar oscillations in V. Umansky's material, and describe the lineshape variation vs. the radiation power, $P$, in the two systems. We find that the radiation-induced oscillatory $\\Delta R_{xx}$, in both materials, can be described by $\\Delta R_{xx} = -A exp(-\\lambda/B)sin(2 \\pi F/B)$, where $A$ is the amplitude, $\\lambda$ is the damping parameter, and $F$ is the oscillation freque"},"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":"1011.4233","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-11-18T17:09:08Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"9b77bdf5e12a2ab7d1bb6ba108792f379214dbab245de739c7d9a5796194cbc7","abstract_canon_sha256":"fad765b351dbfe7ad019064208178d0cf40f399622d638cc3d90f027c53eb803"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:35:36.232605Z","signature_b64":"mJYAc8GaK0hhRW+rVIa4e+QYiMaJv3zhAHDqZKdRB/lyKFk+OgBv7d1/Ha5ly3RbLMWNHvkN2tcKRRNmnbvmAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6a97c3d9a0996878a84667e3b04eb5ac6379c8ad65e64ec9e2613bbeae9a5027","last_reissued_at":"2026-05-18T04:35:36.231975Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:35:36.231975Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Nonlinear growth with the microwave intensity in radiation-induced magnetoresistance oscillations","license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"C. 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