New limits on 21 cm epoch of reionization from paper-32 consistent with an x-ray heated intergalactic medium at z = 7.7

Aaron R. Parsons, Adrian Liu, James E. Aguirre, Zaki S. Ali, Richard F. Bradley, Chris L. Carilli, David R. Deboer, Matthew R. Dexter, Nicole E. Gugliucci, Daniel Jacobs, Pat Klima, David H.E. Macmahon, Jason R. Manley, David F. Moore, Jonathan C. Pober, Irina I. Stefan, William P. Walbrugh