Three-dimensional flat bands in pyrochlore metal CaNi2

Joshua P. Wakefield, Mingu Kang, Paul M. Neves, Dongjin Oh, Shiang Fang, Ryan McTigue, Sai Zhao, Tej N. Lamichhane, Alan Chen, S. S. Lee, Su-Dong Park, Jae‐Hoon Park, Chris Jozwiak, Aaron Bostwick, Eli Rotenberg, Anil Rajapitamahuni, E. Vescovo, J. L. McChesney, David Graf, Johanna C. Palmstrom, T. Suzuki, Mingda Li, Riccardo Comin, J. G. Checkelsky