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Related Experiment Video

Updated: Feb 22, 2026

Assembly and Characterization of Biomolecular Memristors Consisting of Ion Channel-doped Lipid Membranes

Assembly and Characterization of Biomolecular Memristors Consisting of Ion Channel-doped Lipid Membranes

Published on: March 9, 2019

Self-Powered Phototriggered Memristor Array with pW-Level Computing for Monolithic in-Sensor Vision.

Xinglong Zhang¹, Ming Deng¹, Yiyun Luo¹

¹College of Smart Materials and Future Energy, State Key Laboratory of Molecular Engineering of Polymers, Fudan University, Shanghai, P. R. China.

Advanced Materials (Deerfield Beach, Fla.)

|February 21, 2026

Summary

This summary is machine-generated.

2D Ruddlesden-Popper perovskites enable novel optoelectronic devices. BA₂MAPb₂Br₇ single crystals demonstrate high-performance memristive and self-powered sensing, paving the way for integrated in-sensor computing.

Keywords:

2D Ruddlesden‐Popper perovskites array device ferroelectric memristor photodetector

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Area of Science:

Materials Science
Condensed Matter Physics
Device Physics

Background:

2D Ruddlesden-Popper (RP) hybrid perovskites are crucial for optoelectronics due to excellent carrier mobility and absorption.
Developing materials with integrated functionalities is key for advanced electronic devices.

Purpose of the Study:

To synthesize BA₂MAPb₂Br₇ (BMPB) single crystals and investigate their nucleation and morphology.
To explore the memristive and optoelectronic properties of BMPB for device applications.
To demonstrate a monolithic optoelectronic memristor array for in-sensor computing.

Main Methods:

Synthesis of BMPB single crystals using quasi-static cooling.
Characterization of crystal nucleation and morphology.
Fabrication and testing of a 5x5 optoelectronic memristor array.
Implementation of digital logic circuits for application demonstration.

Main Results:

BMPB crystals exhibited outstanding memristive performance with a high on/off ratio (~10⁵), low power consumption (~82.8 pW), and long retention time (>22,000 s).
The monolithic array demonstrated self-powered optoelectronic sensing with high responsivity (0.96 A/W) and detectivity (2.89×10⁸ Jones) under illumination.
Successful implementation of solar-tracking and plant monitoring applications using in-sensor computing.

Conclusions:

BMPB single crystals offer a promising material platform for high-performance optoelectronic memristors.
The integrated optoelectronic memristor array enables unified sensing, memory, and computing functions for real-time applications.
This work provides a material-level solution for energy-efficient AI and IoT systems using 2D RP perovskites.