Peking University's Zheng Yuqing Team Achieves Breakthrough in Miniaturized Stretchable Electronics
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Author:小编   

Zheng Yuqing and his team from the School of Integrated Circuits / Beijing Innovation Center for Integrated Circuits at Peking University have made a significant breakthrough in the realm of miniaturized stretchable electronics. They introduced a "Crosslink-Assisted Trap Creation" (CATCH) strategy, which aims to bolster the dielectric breakdown strength of elastomers. This is achieved by minimizing the free volume within the elastomer network and incorporating deep-level chemical traps via multi-arm crosslinkers. Taking nitrile butadiene rubber as a case study, the team attained a remarkable breakdown strength of 589 kV mm⁻¹ at a mere thickness of 84 nanometers, a value on par with that of metal oxide dielectrics. This innovative approach has paved the way for the miniaturization of stretchable capacitors, low-voltage transistors, and high-density memory arrays. Furthermore, it has facilitated the development of an implantable high-frequency wireless muscle stimulation system. The pertinent research findings have been published in the esteemed journal, Nature Electronics.

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