KR101139851B1 - 비휘발성 저항 변화 메모리 소자 및 이의 제조방법 - Google Patents
비휘발성 저항 변화 메모리 소자 및 이의 제조방법 Download PDFInfo
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- KR101139851B1 KR101139851B1 KR1020090035389A KR20090035389A KR101139851B1 KR 101139851 B1 KR101139851 B1 KR 101139851B1 KR 1020090035389 A KR1020090035389 A KR 1020090035389A KR 20090035389 A KR20090035389 A KR 20090035389A KR 101139851 B1 KR101139851 B1 KR 101139851B1
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- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- LZZYPRNAOMGNLH-UHFFFAOYSA-M Cetrimonium bromide Chemical compound [Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C LZZYPRNAOMGNLH-UHFFFAOYSA-M 0.000 description 2
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- 229910052779 Neodymium Inorganic materials 0.000 description 1
- VEQPNABPJHWNSG-UHFFFAOYSA-N Nickel(2+) Chemical compound [Ni+2] VEQPNABPJHWNSG-UHFFFAOYSA-N 0.000 description 1
- 229910052777 Praseodymium Inorganic materials 0.000 description 1
- 229910052772 Samarium Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 1
- 229910001430 chromium ion Inorganic materials 0.000 description 1
- 229910001429 cobalt ion Inorganic materials 0.000 description 1
- XLJKHNWPARRRJB-UHFFFAOYSA-N cobalt(2+) Chemical compound [Co+2] XLJKHNWPARRRJB-UHFFFAOYSA-N 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
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- UIWYJDYFSGRHKR-UHFFFAOYSA-N gadolinium atom Chemical compound [Gd] UIWYJDYFSGRHKR-UHFFFAOYSA-N 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- -1 iron ions Chemical class 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
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- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 1
- 229910001453 nickel ion Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/20—Multistable switching devices, e.g. memristors
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
- G11C13/0002—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using resistive RAM [RRAM] elements
- G11C13/0004—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using resistive RAM [RRAM] elements comprising amorphous/crystalline phase transition cells
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/801—Constructional details of multistable switching devices
- H10N70/821—Device geometry
- H10N70/826—Device geometry adapted for essentially vertical current flow, e.g. sandwich or pillar type devices
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/801—Constructional details of multistable switching devices
- H10N70/881—Switching materials
- H10N70/882—Compounds of sulfur, selenium or tellurium, e.g. chalcogenides
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/801—Constructional details of multistable switching devices
- H10N70/881—Switching materials
- H10N70/883—Oxides or nitrides
- H10N70/8836—Complex metal oxides, e.g. perovskites, spinels
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- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Semiconductor Memories (AREA)
Abstract
Description
도 2는 본 발명의 일 실시예에 따른 저항변화메모리 소자의 제1 전극 및 제2 전극에 전원을 연결한 상태를 나타내는 단면도이다.
도 2를 참조하면, 본 발명의 일실시예에 따른 저항변화메모리 소자의 제1전극(12)과 제2 전극 사이에 전계를 인가하기 위하여 전원을 연결한다.
도 2는 본 발명의 일 실시예에 따른 저항변화메모리 소자의 제1 전극 및 제2 전극에 전원을 연결한 상태를 나타내는 단면도이다.
Claims (11)
- 삭제
- 삭제
- 삭제
- 삭제
- 제1 전극 상에 전도성 나노 입자 함유 단백질 결정층을 형성하는 단계;상기 전도성 나노 입자 함유 단백질 결정층의 단백질을 제거하여 상기 제1 전극 상에 전도성 나노 입자를 형성하는 단계;상기 전도성 나노 입자 상에 저항 변화 물질막을 형성하는 단계;상기 전도성 나노 입자를 열처리하여 환원시키는 단계; 및상기 저항 변화 물질막 상에 제2 전극을 배치시키는 단계를 포함하되, 상기 열처리는 400℃ 내지 900℃의 온도 범위에서 수행되는 비휘발성 메모리소자 제조방법.
- 제5항에 있어서,상기 전도성 나노 입자 함유 단백질 결정층은 자기조립방법을 사용하여 형성하는 비휘발성 메모리소자 제조방법.
- 제5항에 있어서,상기 단백질의 제거는 자외선 처리 또는 오존 처리를 이용하여 수행되는 비휘발성 메모리소자 제조방법.
- 삭제
- 삭제
- 제5항에 있어서,상기 환원은 수소분위기에서 이루어지는 비휘발성 메모리소자 제조방법.
- 제5항에 있어서,상기 전도성 나노 입자는 Fe, Ni, Cr 또는 Co인 비휘발성 메모리소자 제조방법.
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KR1020090035389A KR101139851B1 (ko) | 2009-04-23 | 2009-04-23 | 비휘발성 저항 변화 메모리 소자 및 이의 제조방법 |
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KR1020090035389A KR101139851B1 (ko) | 2009-04-23 | 2009-04-23 | 비휘발성 저항 변화 메모리 소자 및 이의 제조방법 |
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KR20100116793A KR20100116793A (ko) | 2010-11-02 |
KR101139851B1 true KR101139851B1 (ko) | 2012-05-02 |
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Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101497758B1 (ko) * | 2011-08-23 | 2015-03-06 | 한양대학교 산학협력단 | 양자점을 포함하는 저항 변화 메모리 소자 및 이의 제조방법 |
KR101969166B1 (ko) * | 2011-11-29 | 2019-08-21 | 에스케이하이닉스 주식회사 | 가변 저항체, 이를 이용한 비휘발성 메모리 장치 및 이들의 제조 방법 |
KR101356958B1 (ko) * | 2012-04-10 | 2014-01-29 | 성균관대학교산학협력단 | 저항 메모리 소자 및 이의 제조방법 |
KR101381997B1 (ko) * | 2012-08-24 | 2014-04-04 | 한국과학기술원 | 블록공중합체 자기조립기술을 이용한 저항 변화 메모리 소자 및 그 제조방법 |
KR101460100B1 (ko) * | 2013-09-05 | 2014-11-10 | 고려대학교 산학협력단 | 비휘발성 메모리 및 그 제조 방법 |
KR101531154B1 (ko) * | 2014-02-14 | 2015-06-25 | 서울대학교산학협력단 | 저항변화 소자 및 그 제조방법 |
KR102129424B1 (ko) * | 2018-11-16 | 2020-07-02 | 연세대학교 산학협력단 | 친환경 바이오 재료를 활용한 저항 스위칭 메모리 및 그 제조방법 |
KR102815970B1 (ko) * | 2023-03-24 | 2025-06-04 | 한양대학교 산학협력단 | 저항 변화 메모리 소자 및 이의 제조방법 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20060134763A (ko) * | 2005-06-23 | 2006-12-28 | 서동학 | 나노 입자와 고분자 소재로 구성된 비휘발성 메모리 소자 |
KR20070043444A (ko) * | 2005-10-21 | 2007-04-25 | 삼성전자주식회사 | 나노 도트를 포함하는 저항성 메모리 소자 및 그 제조 방법 |
KR20080095761A (ko) * | 2007-04-25 | 2008-10-29 | 주식회사 하이닉스반도체 | 비휘발성 메모리 소자 및 그 제조 방법 |
JP2009065003A (ja) | 2007-09-07 | 2009-03-26 | Panasonic Corp | 抵抗変化素子とその作製方法 |
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- 2009-04-23 KR KR1020090035389A patent/KR101139851B1/ko active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20060134763A (ko) * | 2005-06-23 | 2006-12-28 | 서동학 | 나노 입자와 고분자 소재로 구성된 비휘발성 메모리 소자 |
KR20070043444A (ko) * | 2005-10-21 | 2007-04-25 | 삼성전자주식회사 | 나노 도트를 포함하는 저항성 메모리 소자 및 그 제조 방법 |
KR20080095761A (ko) * | 2007-04-25 | 2008-10-29 | 주식회사 하이닉스반도체 | 비휘발성 메모리 소자 및 그 제조 방법 |
JP2009065003A (ja) | 2007-09-07 | 2009-03-26 | Panasonic Corp | 抵抗変化素子とその作製方法 |
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