Nature CommunicationsProgrammable Three-dimensional Photonic Neural Network ChipZiyu CaoHong-Jing DuXi-Jun YuanBo WuJialong ZhangYu-Xuan FuShiji ZhangWenkai ZhangHailong ZhouXian-Min JinXiao-Yun XuHao TangJianji DongXinliang Zhang2026-04-21Full textDOI https://doi.org/10.1038/s41467-026-72316-9