{"690830":{"#nid":"690830","#data":{"type":"event","title":"School of Physics Fall Colloquium Series- Dr. Zhenghan Wang(UCSB)","body":[{"value":"\u003Cp\u003E\u003Cstrong\u003ESpeaker: \u003C\/strong\u003EDr. Zhenghan Wang\u003C\/p\u003E\u003Cp\u003E\u003Cstrong\u003EHost: \u003C\/strong\u003EZhu-Xi Luo\u003C\/p\u003E\u003Cp\u003E\u003Cstrong\u003ETitle: \u003C\/strong\u003ETopological fault-tolerance in quantum computing\u003C\/p\u003E\u003Cp\u003E\u003Cstrong\u003EAbstract:\u003C\/strong\u003E An argument will be made that to build a utility scale quantum computer, topology is inevitable for error correction and fault-tolerance.\u0026nbsp; There are at least two ways to apply topology: via either non-abelian anyons in topological phases of mater or abelian anyons in traditional CSS quantum codes.\u0026nbsp; I will focus on the latter to show that geometrically enhanced topological quantum codes are good enough for current all-to-all platforms such as ion traps and neutral atoms, which liberate codes from the constraint of planar architecture and allow the exploration of higher dimensions. Therefore, building a useful quantum computer is now really an engineering problem of system architecture and control.\u003C\/p\u003E\u003Cp\u003E\u003Cstrong\u003EBio: \u003C\/strong\u003EI am a professor of mathematics at UCSB, and former researcher of Microsoft Station Q. I am interested in quantum mathematics, and applying topology to quantum computing and physics.\u003C\/p\u003E\u003Cp\u003E\u0026nbsp;\u003C\/p\u003E","summary":"","format":"limited_html"}],"field_subtitle":"","field_summary":[{"value":"\u003Cp\u003E\u003Cstrong\u003EAbstract: An argument will be made that to build a utility scale quantum computer, topology is inevitable for error correction and fault-tolerance.\u0026nbsp; There are at least two ways to apply topology: via either non-abelian anyons in topological phases of mater or abelian anyons in traditional CSS quantum codes.\u0026nbsp; I will focus on the latter to show that geometrically enhanced topological quantum codes are good enough for current all-to-all platforms such as ion traps and neutral atoms, which liberate codes from the constraint of planar architecture and allow the exploration of higher dimensions. Therefore, building a useful quantum computer is now really an engineering problem of system architecture and control.\u003C\/strong\u003E\u003C\/p\u003E\u003Cp\u003E\u0026nbsp;\u003C\/p\u003E","format":"limited_html"}],"field_summary_sentence":[{"value":"Dr. Zhenghan Wang(UCSB) Topological fault-tolerance in quantum computing"}],"uid":"36632","created_gmt":"2026-06-22 13:01:40","changed_gmt":"2026-07-13 13:48:42","author":"tkendall8","boilerplate_text":"","field_publication":"","field_article_url":"","field_event_time":{"event_time_start":"2026-08-31T15:30:00-04:00","event_time_end":"2026-08-31T16:30:00-04:00","event_time_end_last":"2026-08-31T16:30:00-04:00","gmt_time_start":"2026-08-31 19:30:00","gmt_time_end":"2026-08-31 20:30:00","gmt_time_end_last":"2026-08-31 20:30:00","rrule":null,"timezone":"America\/New_York"},"location":"EBB Krone 1st floor CHoA Seminar room","extras":[],"groups":[{"id":"126011","name":"School of Physics"}],"categories":[],"keywords":[],"core_research_areas":[],"news_room_topics":[],"event_categories":[],"invited_audience":[],"affiliations":[],"classification":[],"areas_of_expertise":[],"news_and_recent_appearances":[],"phone":[],"contact":[],"email":[],"slides":[],"orientation":[],"userdata":""}}}