Kenji Watanabe⁸, Takashi Taniguchi⁹, Nan Yao⁶, Ashlie Martini⁷, Leslie Schoop¹⁰, Andrew M. Rappe⁴, Sanfeng Wu^2,†, and Robert W. Carpick^1,‡

• ¹Department of Mechanical Engineering and Applied Mechanics, University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA
• ²Department of Physics, Princeton University, Princeton, New Jersey 08544, USA
• ³Center for X-mechanics, Dept. of Engineering Mechanics, Zhejiang University, Hangzhou, 310027, China
• ⁴Department of Chemistry, University of Pennsylvania, Philadelphia, Pennsylvania, 19104-6323 USA
• ⁵Department of Electrical and Computer Engineering, Princeton University, Princeton, New Jersey 08544, USA
• ⁶Princeton Materials Institute, Princeton University, Princeton, New Jersey 08544, USA
• ⁷Department of Mechanical Engineering, University of California Merced, Merced, California 95343, USA
• ⁸Research Center for Electronic and Optical Materials, National Institute for Materials Science, 1-1 Namiki, Tsukuba 305-0044, Japan
• ⁹Research Center for Materials Nanoarchitectonics, National Institute for Materials Science, 1-1 Namiki, Tsukuba 305-0044, Japan
• ¹⁰Department of Chemistry, Princeton University, Princeton, New Jersey 08544, USA

• ^*These authors contributed equally to this work.
• ^†Contact author: sanfengw@princeton.edu
• ^‡Contact author: carpick@seas.upenn.edu