4D Printed Stiffness‐Tunable Actuator

yuan4dDengan lisensi resmi dan sistem fair play, YUAN4D menghadirkan ribuan game slot dari provider ternama, pasaran bola terlengkap, serta Demo Live Casino real-time yang bisa dimainkanFour-dimensional (4D) printing ceramics is a challenge due to their weak deformability. Here, the authors report a hydrogel-dehydration-driven direct 4D printing