fig13

Figure 13. (A) R-V loops measured at different voltages. (B) Relationship between resistance and pulse voltage duration. (C) Resistance switching cycles. (D) Retention time corresponding to the resistance states in (A)^[129]. Reprinted (adapted) with permission from Ref.^[129]. Copyright (2022) American Chemical Society. (E) Multilevel R-V property, (F) Retention examinations^[70]. Reprinted from Ref.^[70], Copyright (2022), with permission from Elsevier.