Superradiance of molecular nitrogen ions in strong laser fields

Quanjun Wang, 2, ∗ Pengji Ding, † Shane G. Wilkins, Michail Athanasakis-Kaklamanakis, Yuxuan Zhang, Zuoye Liu, and Bitao Hu EP Department, CERN, CH-1211 Geneva 23, Switzerland School of Nuclear Science and Technology, Lanzhou University, Lanzhou 730000, People’s Republic of China Department of Physics, Massachusetts Institute of Technology, Cambridge, MA 02139, USA KU Leuven, Instituut voor Kernen Stralingsfysica, B-3001 Leuven, Belgium (Dated: May 4, 2021)