Dynamically Reversible Filament Networks Enabling Programmable In‐Sensor Memory for High‐Precision Neuromorphic Interactions

Abstract Embodied intelligent tactile systems represent a groundbreaking paradigm for autonomous agents, facilitating dynamic perception and adaptation in unstructured environments. Traditional von Neumann architectures suffer from inefficiencies due to the separation of sensing and memory units, where mechanical relaxation is often overlooked as non‐informative noise rather than utilized as a computational resource. The transition dynamics from mechanical stimulation to memory encoding and their potential in neuromorphic interactions remain largely unexplored. Here, we present a transformative breakthrough in the seamless integration of sensing and memory (SMI) within a single device through programmable tactile memory. Utilizing polyborosiloxane (PBS) filament networks with dynamically reversible boron‐oxygen and hydrogen bonds, the design enhances adhesion and energy dissipation. It enables pressure‐induced electrically readable memory states with tunable retention times (260 ms to 63.9 s) and 99.6% linearity, supporting applications, such as threshold triggering, biomimetic pain perception, and motion recognition. The SMI sensor's in‐sensor memory and logic functions facilitate intelligent control, while its memory retention capabilities enable pain visualization and action‐driven modulation. Additionally, the spatiotemporal tactile memory achieves high‐precision motion recognition (98.33%) without relying on continuous time‐series data. This work introduces a novel mechanism for constructing SMI devices, advancing the development of intelligent neuromorphic tactile systems.

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Publication Details

Journal
Advanced Functional Materials
Published
2025-03-17
DOI
https://doi.org/10.1002/adfm.202504456
Citations
19
Primary Topic
Advanced Memory and Neural Computing
Type
article
Field-Weighted Citation Impact
13.88

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article

Dynamically Reversible Filament Networks Enabling Programmable In‐Sensor Memory for High‐Precision Neuromorphic Interactions

Wansheng Lin, Ziquan Guo, Yijing Xu, Shifan Yu et al.
19 citations
Advanced Functional Materials
Advanced Memory and Neural Computing
13.88
article

Dynamically Reversible Filament Networks Enabling Programmable In‐Sensor Memory for High‐Precision Neuromorphic Interactions

Wansheng Lin, Ziquan Guo, Yijing Xu, Shifan Yu, Huasen Wang, Tingzhu Wu, Jianghui Zheng, Yuxuan Hu, Lei Liu, Zhong Chen, Yu-Chen Lin, Yuanjin Zheng, Xinqin Liao, Chao Wei, Zijian Huang, Hongyu Chen
article en
19 citations

Abstract

Abstract Embodied intelligent tactile systems represent a groundbreaking paradigm for autonomous agents, facilitating dynamic perception and adaptation in unstructured environments. Traditional von Neumann architectures suffer from inefficiencies due to the separation of sensing and memory units, where mechanical relaxation is often overlooked as non‐informative noise rather than utilized as a computational resource. The transition dynamics from mechanical stimulation to memory encoding and their potential in neuromorphic interactions remain largely unexplored. Here, we present a transformative breakthrough in the seamless integration of sensing and memory (SMI) within a single device through programmable tactile memory. Utilizing polyborosiloxane (PBS) filament networks with dynamically reversible boron‐oxygen and hydrogen bonds, the design enhances adhesion and energy dissipation. It enables pressure‐induced electrically readable memory states with tunable retention times (260 ms to 63.9 s) and 99.6% linearity, supporting applications, such as threshold triggering, biomimetic pain perception, and motion recognition. The SMI sensor's in‐sensor memory and logic functions facilitate intelligent control, while its memory retention capabilities enable pain visualization and action‐driven modulation. Additionally, the spatiotemporal tactile memory achieves high‐precision motion recognition (98.33%) without relying on continuous time‐series data. This work introduces a novel mechanism for constructing SMI devices, advancing the development of intelligent neuromorphic tactile systems.

Advanced Functional MaterialsVol. 35(34)
Nanyang Technological University (SG), Xiamen University (CN)
National Natural Science Foundation of China, National Key Research and Development Program of China
Openalex Percentile: Top 1%
Advanced Memory and Neural Computing
13.88
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