Switchable‐Memory Operation of Silicon Nanowire Transistor

Abstract The switchable‐memory operation of a feedback silicon nanowire transistor with a dual‐gate structure is demonstrated. The single transistor exhibits volatile memory characteristics with a retention time longer than 3600 s, as well as a switching capability with a subthreshold swing lower th...

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Main Authors: Yoonjoong Kim, Jinsun Cho, Doohyeok Lim, Sola Woo, Kyoungah Cho, Sangsig Kim
Format: Article
Language:English
Published: Wiley-VCH 2018-12-01
Series:Advanced Electronic Materials
Subjects:
Online Access:https://doi.org/10.1002/aelm.201800429
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author Yoonjoong Kim
Jinsun Cho
Doohyeok Lim
Sola Woo
Kyoungah Cho
Sangsig Kim
author_facet Yoonjoong Kim
Jinsun Cho
Doohyeok Lim
Sola Woo
Kyoungah Cho
Sangsig Kim
author_sort Yoonjoong Kim
collection DOAJ
description Abstract The switchable‐memory operation of a feedback silicon nanowire transistor with a dual‐gate structure is demonstrated. The single transistor exhibits volatile memory characteristics with a retention time longer than 3600 s, as well as a switching capability with a subthreshold swing lower than 7 mV dec−1. A gate‐controlled memory window forms around a gate voltage of 0 V owing to the positive feedback loop in the channel region, allowing a program/erase endurance of more than 1000 cycles. The memory transistor, with switching capability, opens up the possibility of overcoming not only the scaling limit faced by conventional volatile memory but also the inherent drawback of the separation of the building blocks for memory and logic.
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spelling doaj.art-38b0ce9a1edc46bcbf00de7cd60a337a2023-10-07T03:29:12ZengWiley-VCHAdvanced Electronic Materials2199-160X2018-12-01412n/an/a10.1002/aelm.201800429Switchable‐Memory Operation of Silicon Nanowire TransistorYoonjoong Kim0Jinsun Cho1Doohyeok Lim2Sola Woo3Kyoungah Cho4Sangsig Kim5Department of Electrical Engineering Korea University 5‐1, Anam‐dong Seongbuk‐gu Seoul 02841 KoreaDepartment of Electrical Engineering Korea University 5‐1, Anam‐dong Seongbuk‐gu Seoul 02841 KoreaDepartment of Electrical Engineering Korea University 5‐1, Anam‐dong Seongbuk‐gu Seoul 02841 KoreaDepartment of Electrical Engineering Korea University 5‐1, Anam‐dong Seongbuk‐gu Seoul 02841 KoreaDepartment of Electrical Engineering Korea University 5‐1, Anam‐dong Seongbuk‐gu Seoul 02841 KoreaDepartment of Electrical Engineering Korea University 5‐1, Anam‐dong Seongbuk‐gu Seoul 02841 KoreaAbstract The switchable‐memory operation of a feedback silicon nanowire transistor with a dual‐gate structure is demonstrated. The single transistor exhibits volatile memory characteristics with a retention time longer than 3600 s, as well as a switching capability with a subthreshold swing lower than 7 mV dec−1. A gate‐controlled memory window forms around a gate voltage of 0 V owing to the positive feedback loop in the channel region, allowing a program/erase endurance of more than 1000 cycles. The memory transistor, with switching capability, opens up the possibility of overcoming not only the scaling limit faced by conventional volatile memory but also the inherent drawback of the separation of the building blocks for memory and logic.https://doi.org/10.1002/aelm.201800429one transistorpositive feedback loopsilicon nanowiresswitchable‐memory
spellingShingle Yoonjoong Kim
Jinsun Cho
Doohyeok Lim
Sola Woo
Kyoungah Cho
Sangsig Kim
Switchable‐Memory Operation of Silicon Nanowire Transistor
Advanced Electronic Materials
one transistor
positive feedback loop
silicon nanowires
switchable‐memory
title Switchable‐Memory Operation of Silicon Nanowire Transistor
title_full Switchable‐Memory Operation of Silicon Nanowire Transistor
title_fullStr Switchable‐Memory Operation of Silicon Nanowire Transistor
title_full_unstemmed Switchable‐Memory Operation of Silicon Nanowire Transistor
title_short Switchable‐Memory Operation of Silicon Nanowire Transistor
title_sort switchable memory operation of silicon nanowire transistor
topic one transistor
positive feedback loop
silicon nanowires
switchable‐memory
url https://doi.org/10.1002/aelm.201800429
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AT kyoungahcho switchablememoryoperationofsiliconnanowiretransistor
AT sangsigkim switchablememoryoperationofsiliconnanowiretransistor