Silkworm Hemolymph Resistance Random Access Memory with High Stability and Low Power Consumption

Abstract Most current resistive memory has the problems of high and unstable threshold voltages and high device misread rates caused by low current switching ratios. To address these problems, an Al/poly(methyl methacrylate) (PMMA)/silkworm hemolymph:gold nanoparticles/PMMA/indium tin oxide memory d...

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Main Authors: Lu Wang, Hongyu Zhu, Ze Zuo, Dianzhong Wen
Format: Article
Language:English
Published: Wiley-VCH 2023-04-01
Series:Advanced Electronic Materials
Subjects:
Online Access:https://doi.org/10.1002/aelm.202201032
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author Lu Wang
Hongyu Zhu
Ze Zuo
Dianzhong Wen
author_facet Lu Wang
Hongyu Zhu
Ze Zuo
Dianzhong Wen
author_sort Lu Wang
collection DOAJ
description Abstract Most current resistive memory has the problems of high and unstable threshold voltages and high device misread rates caused by low current switching ratios. To address these problems, an Al/poly(methyl methacrylate) (PMMA)/silkworm hemolymph:gold nanoparticles/PMMA/indium tin oxide memory device is fabricated by adding PMMA layers above and below the active layer. The device not only has stable bipolar switching characteristics with a high ON/OFF current ratio but also has a lower and more stable threshold voltage. Potentiation, depression, and spike‐time‐dependent plasticity at biological synapses are realized using this device. The device is successfully fabricated on a flexible substrate, and the device can still maintain a stable working state after 104 bending cycles. This research opens a new door for the future realization of artificial synapses in neural network hardware.
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spelling doaj.art-ed20a9eba4c74bcc8f486c1653cf7af12023-07-26T01:35:24ZengWiley-VCHAdvanced Electronic Materials2199-160X2023-04-0194n/an/a10.1002/aelm.202201032Silkworm Hemolymph Resistance Random Access Memory with High Stability and Low Power ConsumptionLu Wang0Hongyu Zhu1Ze Zuo2Dianzhong Wen3School of Electronic Engineering Heilongjiang University Harbin 150080 P. R. ChinaSchool of Electronic Engineering Heilongjiang University Harbin 150080 P. R. ChinaSchool of Electronic Engineering Heilongjiang University Harbin 150080 P. R. ChinaSchool of Electronic Engineering Heilongjiang University Harbin 150080 P. R. ChinaAbstract Most current resistive memory has the problems of high and unstable threshold voltages and high device misread rates caused by low current switching ratios. To address these problems, an Al/poly(methyl methacrylate) (PMMA)/silkworm hemolymph:gold nanoparticles/PMMA/indium tin oxide memory device is fabricated by adding PMMA layers above and below the active layer. The device not only has stable bipolar switching characteristics with a high ON/OFF current ratio but also has a lower and more stable threshold voltage. Potentiation, depression, and spike‐time‐dependent plasticity at biological synapses are realized using this device. The device is successfully fabricated on a flexible substrate, and the device can still maintain a stable working state after 104 bending cycles. This research opens a new door for the future realization of artificial synapses in neural network hardware.https://doi.org/10.1002/aelm.202201032biological synapsesflexibilitylow power consumptionRRAM
spellingShingle Lu Wang
Hongyu Zhu
Ze Zuo
Dianzhong Wen
Silkworm Hemolymph Resistance Random Access Memory with High Stability and Low Power Consumption
Advanced Electronic Materials
biological synapses
flexibility
low power consumption
RRAM
title Silkworm Hemolymph Resistance Random Access Memory with High Stability and Low Power Consumption
title_full Silkworm Hemolymph Resistance Random Access Memory with High Stability and Low Power Consumption
title_fullStr Silkworm Hemolymph Resistance Random Access Memory with High Stability and Low Power Consumption
title_full_unstemmed Silkworm Hemolymph Resistance Random Access Memory with High Stability and Low Power Consumption
title_short Silkworm Hemolymph Resistance Random Access Memory with High Stability and Low Power Consumption
title_sort silkworm hemolymph resistance random access memory with high stability and low power consumption
topic biological synapses
flexibility
low power consumption
RRAM
url https://doi.org/10.1002/aelm.202201032
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AT hongyuzhu silkwormhemolymphresistancerandomaccessmemorywithhighstabilityandlowpowerconsumption
AT zezuo silkwormhemolymphresistancerandomaccessmemorywithhighstabilityandlowpowerconsumption
AT dianzhongwen silkwormhemolymphresistancerandomaccessmemorywithhighstabilityandlowpowerconsumption