{"ok":true,"trend":{"id":3548965,"platform":"news","region":"global","key":"quantum state tomography reveals a qubit’s broken linearity","title":"Quantum State Tomography Reveals A Qubit’s Broken Linearity","url":"https://news.google.com/rss/articles/CBMiiAFBVV95cUxQVEUtTU9yek51ZE9TdGt2Nm91eEN4a3dZN2NXeFIxVFJQUUtzMHpON3dZSEZtOTVSNVlhbER0aEZlTVdfaEZjQklSRkhQdnFTQWJwaGtfOEFlRE5lTFp5X0luVWNneFJoVHRuV3BVUXhueFFGWkw1NTNQYmMwUk9KTjN1R0tSalRW?oc=5","first_seen":"2026-10-25T00:04:54.915021Z","last_seen":"2026-10-25T11:06:09.229704Z","last_rank":33,"peak_rank":22,"last_volume":null,"peak_volume":0,"seen_count":9,"score":0.5015625,"category_hint":"physics","section":"science","category":"physics","summary":"A new physics analysis using quantum state tomography reports that a qubit's behaviour breaks expected linearity, challenging a common assumption in how quantum states are reconstructed and characterised. The finding, highlighted by the physics outlet Quantum Zeitgeist, is drawing attention from researchers interested in the accuracy limits of tomographic methods and what non-linear effects in qubits could mean for quantum computing and measurement theory.","why":"The claim challenges a foundational linearity assumption in quantum mechanics, a provocative point for the physics community.","tone":"neutral","entities":["Quantum Zeitgeist","quantum state tomography","qubit"],"summarized_at":"2026-10-25T13:47:54.340654Z","meta":{"via":"scan","lang":"en","term":"physics","source":"Quantum Zeitgeist","published":"Sun, 25 Oct 2026 00:20:45 GMT"},"nw":null,"promo":null,"kind":null,"importance":null,"hidden":false,"hide_reason":null,"judged_at":null,"title_en":"Quantum Tomography Study Finds Qubit Deviates From Linearity","section_name":"Science","category_name":"Physics","timeline":[{"captured_at":"2026-10-25T00:04:54.915021Z","rank":35,"volume":null},{"captured_at":"2026-10-25T01:26:54.288186Z","rank":22,"volume":null},{"captured_at":"2026-10-25T02:49:38.342715Z","rank":23,"volume":null},{"captured_at":"2026-10-25T04:11:40.424569Z","rank":24,"volume":null},{"captured_at":"2026-10-25T05:37:51.649589Z","rank":23,"volume":null},{"captured_at":"2026-10-25T06:59:52.560903Z","rank":25,"volume":null},{"captured_at":"2026-10-25T08:21:55.270683Z","rank":26,"volume":null},{"captured_at":"2026-10-25T09:44:13.011361Z","rank":28,"volume":null},{"captured_at":"2026-10-25T11:06:09.229704Z","rank":33,"volume":null}],"posts":[{"platform":"news","url":"https://news.google.com/rss/articles/CBMiiAFBVV95cUxQVEUtTU9yek51ZE9TdGt2Nm91eEN4a3dZN2NXeFIxVFJQUUtzMHpON3dZSEZtOTVSNVlhbER0aEZlTVdfaEZjQklSRkhQdnFTQWJwaGtfOEFlRE5lTFp5X0luVWNneFJoVHRuV3BVUXhueFFGWkw1NTNQYmMwUk9KTjN1R0tSalRW?oc=5","author":"Quantum Zeitgeist","title":"Quantum State Tomography Reveals A Qubit’s Broken Linearity","snippet":null,"posted_at":"2026-10-24T06:58:15Z","likes":null}],"elsewhere":[],"window":"7d"}}