Journal Article 2D materials, conjugate polymers 9FN79X2M3F Lithium Organic Chemicals covalent organic frameworks donor-acceptor structure electrolyte‐based synaptic transistor long‐term memory to permanent memory transition memory optocoupler modules non-radiative loss organic light‐emitting transistors oriented hydrogen‐bonded network phenanthroimidazole photoelectrochemical water reduction proton exchange membrane water electrolysis room-temperature phosphorescence ruthenium dioxides stabilized transition state of oxo‐intermediates synaptic light emission triplet emission vinylene‐linked covalent organic frameworks