Our gear-based metamaterials in Figs. 2 and 3 can offer a fast response and the desired broad-range, continuous and in situ tunability of stiffness. Fig. 5: Properties of active mechanical metamaterials. a,b, Tunable effective modulus versus the required strain ε (a) and shortest response ...
Programmable gear-based mechanical metamaterials Articleshttps://doi.org/10.1038/s41563-022-01269-31 Laboratory of Science and Technology on Integrated Logistics Support, College of Intelligent Science and Technology, National University of Defense Technology, Changsha, China. 2 Institute for Applied Materi...
Programmable gear-based mechanical metamaterials A design paradigm to create robust robotic metamaterials using versatile gear clusters is demonstrated. It enables intriguing programmability of elastic pr... X Fang,J Wen,L Cheng,... - 《Nature Materials》 被引量: 0发表: 2022年 PHONONICS 2017: 4 ...
Further, mechanical metamaterials based on double-layers planetary gear (DLPG) train and Ravigneaux planetary gear (RPG) train are designed. The compressive elastic modulus, shear modulus, and amplitude-frequency response are calculated and investigated with finite element simulation. The results, with ...