Self-powered Artificial Optoelectronic Synapse Based on Leadfree Organic-Inorganic Hybrid Molecular Ferroelectric C₄N₂H₁₄BiI₅

Key Points

• The research aims to develop a self-powered artificial synapse using a lead-free organic-inorganic hybrid material to harness ferroelectric properties.
• Developed an artificial optoelectronic synapse device.
• Utilized a lead-free hybrid material ([C₄N₂H₁₄][BiI₅]) with pronounced ferroelectricity.
• Assessed device performance under room-temperature conditions.
• Demonstrated pronounced room-temperature ferroelectricity.
• Showed an efficient ferroelectric photovoltaic effect in the device.