Nature CommunicationsSynthetic gain for electron-beam spectroscopyYongliang ChenKebo ZengZetao XieYixin ShaZeling ChenXudong ZhangShu YangShimeng GongYiqin ChenHuigao DuanShuang ZhangYi Yang2026-01-14Full textDOI https://doi.org/10.1038/s41467-025-68189-z