[8a-Z23-1~10] 【CS.4】 4.5 Nanocarbon and 2D Materialsと17 ナノカーボンのコードシェアセッション

▲ [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)

キーワード：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.