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It achieves a high responsivity of 29.8 A W\n                    <jats:sup>\u22121<\/jats:sup>\n                    and fast rise\/decay times of 8.5\/23.7 \u00b5s. This work highlights GeSe-based vdW heterostructures for next-generation optoelectronics.\n                  <\/jats:p>","DOI":"10.1039\/d6nh00050a","type":"journal-article","created":{"date-parts":[[2026,2,26]],"date-time":"2026-02-26T14:40:57Z","timestamp":1772116857000},"page":"1435-1442","update-policy":"https:\/\/doi.org\/10.1039\/rsc_crossmark_policy","source":"Crossref","is-referenced-by-count":1,"title":["A self-driven and high-performance photodetector based on a GeSe\/Si van der Waals heterojunction with high-speed photoresponse"],"prefix":"10.1039","volume":"11","author":[{"given":"Xiaoxiang","family":"Wu","sequence":"first","affiliation":[{"name":"School of Electrical Engineering, Tongling University, Tongling 244000, P. R. 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