[8a-Z23-1~10] 【CS.4】 Code-sharing Session of 4.5 & 17

▲ [8a-Z23-8] Time-resolved ARPES of excitons in a 2D semiconductor

〇Julien MADEO¹, Michael Man¹, Marshall Campbell², Vivek Pareek¹, E Laine Wong¹, Abdullah Al Mahboob¹, Nicholas Chan¹, Arka Karmarkar¹, Bala Murali Krishna Mriserla^1,3, Xiaoqin Li², Tony Heinz^4,5, Ting Cao^4,6, Keshav Dani¹ (1.Okinawa Inst. Sc. Tech., Grad. Univ., 2.University of Texas at Austin, USA, 3.IIT Jodhpur, India, 4.Stanford Univ., USA, 5.SLAC, USA, 6.Univ. of Washington, USA)

Keywords:Photoemission, Excitons, Ultrafast spectroscopy

We use a table-top time-resolved ARPES based on a MHz XUV source to directly observe direct and momentum-forbidden excitons in the full first Brillouin zone of WSe₂ monolayer and measure their ultrafast dynamics.