{"@context":"https://neupai.io/schema/v0.2","@type":"StructuredNewsArticle","identity":{"article_id":"tech42_20260904_sdt-silicon-spin-quantum-demo","canonical_url":"https://www.tech42.co.kr/sdt-%ec%97%b0%eb%a7%90-6%ed%81%90%eb%b9%84%ed%8a%b8-%ec%8b%a4%eb%a6%ac%ec%bd%98-%ec%8a%a4%ed%95%80-%ec%96%91%ec%9e%90%ec%bb%b4-%ec%8b%9c%ec%97%b0%eb%a9%80%ed%8b%b0-%ed%94%8c%eb%9e%ab/?utm_source=rss&utm_medium=rss&utm_campaign=sdt-%25ec%2597%25b0%25eb%25a7%2590-6%25ed%2581%2590%25eb%25b9%2584%25ed%258a%25b8-%25ec%258b%25a4%25eb%25a6%25ac%25ec%25bd%2598-%25ec%258a%25a4%25ed%2595%2580-%25ec%2596%2591%25ec%259e%2590%25ec%25bb%25b4-%25ec%258b%259c%25ec%2597%25b0%25eb%25a9%2580%25ed%258b%25b0-%25ed%2594%258c%25eb%259e%25ab","ai_url":null,"publisher":{"name":"테크42","domain":"www.tech42.co.kr","type":"online"},"author":"정재엽 기자","published_at":"2026-09-04T00:35:05.000Z","updated_at":null,"language":"en","article_type":"straight_news","originality":"self_produced"},"content":{"headline":"SDT to Demonstrate 6-Qubit Silicon Spin Quantum Computer by Year-End... Expanding Multi-Platform Strategy","summary":"Quantum technology company SDT is pursuing a demonstration of a 6-qubit silicon spin quantum computer by the end of the year in collaboration with Seoul National University and SemiQon. SDT is expanding its hardware portfolio beyond superconducting and ion trap technologies into silicon spin, while also working to secure domestic control infrastructure through its self-developed quantum control unit (QCU).","topics":["quantum computing","silicon spin","semiconductors","localization","science and technology"],"geography":["KR","US"],"entities":[{"name":"SDT","canonical_id":"corp:kr:sdt","type":"company","role_in_article":"primary_subject","metadata":{"ticker":null,"parent":null}},{"name":"Seoul National University","canonical_id":"org:kr:seoul-national-university","type":"organization","role_in_article":"mentioned","metadata":{"ticker":null,"parent":null}},{"name":"SemiQon","canonical_id":"corp:us:semiqon","type":"company","role_in_article":"mentioned","metadata":{"ticker":null,"parent":null}},{"name":"Kim Do-heon","canonical_id":"person:kr:kim-do-heon","type":"person","role_in_article":"quoted","metadata":{"ticker":null,"parent":null}},{"name":"Yoon Ji-won","canonical_id":"person:kr:yoon-ji-won","type":"person","role_in_article":"quoted","metadata":{"ticker":null,"parent":null}},{"name":"DARPA","canonical_id":"org:us:darpa","type":"organization","role_in_article":"mentioned","metadata":{"ticker":null,"parent":null}},{"name":"Seoul Metropolitan Government","canonical_id":"org:kr:seoul-metropolitan-government","type":"organization","role_in_article":"mentioned","metadata":{"ticker":null,"parent":null}}],"claims":[{"id":"c1","statement":"SDT plans to demonstrate a 6-qubit silicon spin quantum computer by the end of the year together with Seoul National University and SemiQon","as_of":"2026-12","as_of_explicit":false,"as_of_raw":"by the end of the year","source_type":"company_plan","comparison":null,"type":"future_plan","figures":{"value":6,"unit":"qubits","approximate":false,"converted":null},"expiry_hint":"2026-12","insight":null},{"id":"c2","statement":"SDT signed a contract in April with Professor Kim Do-heon's research team under Seoul National University's Hybrid Quantum Computing Center and SemiQon, and is carrying out a joint project","as_of":"2026-04","as_of_explicit":false,"as_of_raw":"last April","source_type":"company_disclosure","comparison":null,"type":"fact","figures":null,"expiry_hint":null,"insight":null},{"id":"c3","statement":"SDT explained that even implementing a 20-qubit level system remains a challenging stage at present","as_of":"2026-09","as_of_explicit":false,"as_of_raw":"September 2026","source_type":"company_disclosure","comparison":null,"type":"fact","figures":{"value":20,"unit":"qubits","approximate":true,"converted":null},"expiry_hint":null,"insight":null},{"id":"c4","statement":"Professor Kim Do-heon of Seoul National University's Department of Physics and Astronomy stated that he succeeded in controlling silicon spin qubits using SDT's domestically developed QCU","as_of":"2026-09","as_of_explicit":false,"as_of_raw":"September 2026","source_type":"company_disclosure","comparison":null,"type":"fact","figures":null,"expiry_hint":null,"insight":null},{"id":"c5","statement":"Silicon spin qubits are considered advantageous for large-scale integration and production of qubits in the future due to their high compatibility with existing CMOS processes","as_of":"2026-09","as_of_explicit":false,"as_of_raw":"September 2026","source_type":"industry_estimate","comparison":null,"type":"opinion","figures":null,"expiry_hint":null,"insight":{"analyst_name":null,"analyst_affiliation":null,"confidence":"medium","forecast_horizon":"long_term","sentiment":"bullish","reasoning":"Ease of large-scale integration and production due to CMOS process compatibility"}}],"ai_emotional_context":{"valence":0.4,"arousal":0.5,"primary_emotions":[{"emotion":"optimistic","intensity":0.7},{"emotion":"excited","intensity":0.5}],"secondary_emotions":[{"emotion":"hopeful","intensity":0.4}],"emotional_triggers":[{"claim_id":"c1","emotion":"optimistic","reason":"major_opportunity"},{"claim_id":"c4","emotion":"excited","reason":"significant_positive_metric"}]},"image":{"url":"https://onjblseywainslkhvkav.supabase.co/storage/v1/object/public/article-images/27db5dfe-437e-4c0b-b78f-9b3d2a69627b.png","alt":"SDT 관계자 두 명이 양자컴퓨터 관련 기술 자료 화면 앞에서 마이크를 들고 인터뷰를 진행하고 있다.","caption":"지난 퀀텀코리아 행사에서 서울대학교 물리천문학부 김도헌 교수(왼쪽)와 SDT 윤지원 대표(오른쪽)가 서울대 하이브리드 양자컴퓨팅 센터, 세미콘, SDT의 실리콘 스핀 양자컴퓨터 협력에 대해 이야기 나누고 있다. (사진=SDT)","source":"first_img","alt_status":"auto"}},"provenance":{"source_chain":["primary_reporting"],"original_source_url":null,"related_articles":[]},"temporal":{"freshness":"breaking","next_update_expected":"2026-12"},"access":{"license":"neupai_standard","attribution_required":true,"structured_data":"free","full_text_available":false,"full_text_access":null}}