Journal Article 12038-63-0 2D van der Waals layered materials 3D electronics 7440-15-5 O2 plasma ReS2 Rhenium Sulfides artificial optoelectronic synapses brain-inspired computing capacitive sensor convolutional neural networks flexible artificial synapses golden tortoise beetle implantable optoelectronics metronomic photodynamic therapy neuromorphic device pancreatic cancer treatment persistent photoconductivity effect photodetectors quantum dot light-emitting diode resistive random-access memory rhenium disulfide rhenium sulfide self‐adaptation sinter-free printable conductor thin-film transistors