3D printing of interdigitated Li-ion microbattery architectures.

Sun, Ke; Wei, Teng-Sing; Ahn, Bok Yeop; Seo, Jung Yoon; Dillon, Shen J; Lewis, Jennifer A · Adv Mater · 2013

basic_science · Level V

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Abstract

3D interdigitated microbattery architectures (3D-IMA) are fabricated by printing concentrated lithium oxide-based inks. The microbatteries are composed of interdigitated, high-aspect ratio cathode and anode structures. Our 3D-IMA, which exhibit high areal energy and power densities, may find potential application in autonomously powered microdevices.