Journal Article 12038-63-0 2D van der Waals layered materials 2D vdW layered materials 7440-15-5 Review Rhenium Sulfides artificial optoelectronic synapses brain-inspired computing brain‐inspired parallel computing convolutional neural networks flexible artificial synapses multi-valued logic multi-valued logic computing multiple-valued logic multivalued logic computing negative differential resistance negative differential transconductance negative-differential-resistance negative‐differential‐resistance device organic materials persistent photoconductivity effect reconfigurable devices and circuits rhenium disulfide rhenium sulfide ternary devices and circuits ternary logic van der Waals layered materials van der Waals materials