Science Advances

Supplementary Materials

This PDF file includes:

  • Table S1. Character table for C2v and D3h.
  • Table S2. Second-order nonlinear photocurrent responses under different polarized light.
  • Fig. S1. SC and CC in monolayer MX (C2v) and 1H-MX2 (D3h) without SOC.
  • Fig. S2. SC and CC in monolayer MX (C2v) and 1H-MX2 (D3h) with SOC.
  • Fig. S3. Microscopic distribution and frequency-dependent shift photocurrent susceptibility in monolayer 1H-MoSe2 with D3h point group.
  • Fig. S4. SC and its microscopic origin in monolayer 1H-MoSe2.
  • Fig. S5. Group velocity vx distribution in monolayer GeS.
  • Fig. S6. Group velocity vy distribution in monolayer GeS.
  • Fig. S7. Berry curvature distribution in monolayer 1H-MoSe2.
  • Fig. S8. SC susceptibility tensor elements ( σyxx(2), σyyy(2)) and CC susceptibility tensor elements ( ηxyx(2), ηxxy(2)) of monolayer GeS with and without the scissor operator.

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