“…29 Taking this into account, proton irradiation was conducted on the exfoliated MoS 2 with different densities of 10 11 , 10 12 , 10 13 , and 10 14 ions/cm 2 , along with nonirradiated MoS 2 for comparison. The MoS 2 materials were denoted as i10 11 , i10 12 , i10 13 , and i10 14 , respectively.…”