材料科学
电容感应
制作
可穿戴计算机
夹持器
电极
灵敏度(控制系统)
可穿戴技术
纳米技术
数码产品
可伸缩电子设备
光电子学
软机器人
柔性电子器件
3D打印
小型化
韧性
电阻抗
微技术
微加工
电介质
执行机构
电压
印刷电路板
电阻器
作者
Xingxiang Li,Ziqi Hua,Yuxuan Sun,Boxi Sun,Dongxiao Li,Jianmin Wu,Zhengchao Du,Mengting Wang,Hao Jing,Yi Liu,Hongbin Zang,Weihua Li,Tingrui Pan,Shiwu Zhang,Mujun Li
摘要
ABSTRACT Flexible sensors are essential for wearable electronics and robotic perception, yet their practical deployment is fundamentally constrained by the compromise between sensing sensitivity and mechanical durability, as well as the deficiency in achieving robust integration with other functional components. Here, we report a monolithic microcone capacitive sensor (MMCS) fabricated via a feed‐draw printing (FDP) strategy, which enables the direct fabrication of programmable microcone morphologies and in situ co‐curing across dielectric and electrode layers. This strategy generates continuous, covalently interlinked interfaces with interfacial toughness of up to 1 547 J m −2 , representing 3.97 times that of existing microcone counterparts. As a result, the MMCS exhibits outstanding durability, maintaining stable performance over 200 000 loading cycles. Meanwhile, the programmable microcone morphology offers on‐demand sensitivity tuning (reaching 0.29 kPa −1 ), achieving a low limit of detection of 1 Pa and a wide measurement range from 0 to 450 kPa. Furthermore, the MMCS is monolithically printed into wearable bands for sports analytics, and within magnetic soft grippers for grasping perception. This work establishes a generalizable route for covalently bonded, sensitivity‐enhanced, and functionally integrated soft sensors, paving the way for high‐performance practical wearable and robotic interfaces.
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