M.S. Choi, A. Nipane, B.S.Y. Kim, M. Ziffer, I. Datta, A. Borah, Y. Jung, B. Kim, D. Rhodes, A. Jindal, Z.A. Lamport, M. Lee, A. Zangiabadi, M.N. Nair, T. Taniguchi, K. Watanabe, I. Kymissis, A. Pasupathy, M. Lipson, X. Zhu, W.J. Yoo, J. Hone, and J.T. Teherani, High carrier mobility in graphene doped using a monolayer of tungsten oxyselenide, Nat. Electron., 2021, 4, 731-739, https://doi.org/10.1038/s41928-021-00657-y.