Nature CommunicationsDirectional Inner-Surface Printing for High-Resolution Conformal ElectronicsZhenxiang XiongChenglin YiDejin YanWenao YeZijun YanAo LiYingjie NiuYuan LiHui ChengKaifu Zhang2026-08-25Full textDOI https://doi.org/10.1038/s41467-026-76961-y