JP2008153633A - 抵抗性メモリ素子及びその製造方法 - Google Patents
抵抗性メモリ素子及びその製造方法 Download PDFInfo
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- JP2008153633A JP2008153633A JP2007297209A JP2007297209A JP2008153633A JP 2008153633 A JP2008153633 A JP 2008153633A JP 2007297209 A JP2007297209 A JP 2007297209A JP 2007297209 A JP2007297209 A JP 2007297209A JP 2008153633 A JP2008153633 A JP 2008153633A
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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 without a potential-jump barrier or surface barrier, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/20—Multistable switching devices, e.g. memristors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier
- H01L27/04—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being a semiconductor body
- H01L27/10—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being a semiconductor body including a plurality of individual components in a repetitive configuration
- H01L27/105—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being a semiconductor body including a plurality of individual components in a repetitive configuration including field-effect components
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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 without a potential-jump barrier or surface barrier, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/011—Manufacture or treatment of multistable switching devices
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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 without a potential-jump barrier or surface barrier, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/011—Manufacture or treatment of multistable switching devices
- H10N70/021—Formation of the switching material, e.g. layer deposition
- H10N70/026—Formation of the switching material, e.g. layer deposition by physical vapor deposition, e.g. sputtering
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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 without a potential-jump barrier or surface barrier, 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
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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 without a potential-jump barrier or surface barrier, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/801—Constructional details of multistable switching devices
- H10N70/841—Electrodes
- H10N70/8418—Electrodes adapted for focusing electric field or current, e.g. tip-shaped
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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 without a potential-jump barrier or surface barrier, 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
- H10N70/8833—Binary metal oxides, e.g. TaOx
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B63/00—Resistance change memory devices, e.g. resistive RAM [ReRAM] devices
- H10B63/30—Resistance change memory devices, e.g. resistive RAM [ReRAM] devices comprising selection components having three or more electrodes, e.g. transistors
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- Condensed Matter Physics & Semiconductors (AREA)
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- Computer Hardware Design (AREA)
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- Semiconductor Memories (AREA)
- Physical Deposition Of Substances That Are Components Of Semiconductor Devices (AREA)
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Abstract
【解決手段】抵抗性メモリ素子は、トランジスタのソース202またはドレイン203上の層間絶縁膜206を貫通して形成されたコンタクトプラグ207と、コンタクトプラグ207に接続された下部電極21と、下部電極21上に遷移金属固溶体で形成された固溶層24と、固溶層24上に形成された遷移金属酸化物による抵抗層22と、抵抗層22上に形成された上部電極23と、を備える。これにより、電圧及び抵抗特性が安定化した信頼性のあるメモリ素子を具現できる。
【選択図】図3
Description
22 抵抗層
23 上部電極
24 固溶層
201 基板
202 第1不純物領域
203 第2不純物領域
204 ゲート絶縁層
205 ゲート電極層
206 層間絶縁層
207 伝導性プラグ
Claims (16)
- 抵抗性メモリ素子において、
下部電極と、
前記下部電極上に形成された固溶層と、
前記固溶層上に形成された抵抗層と、
前記抵抗層上に形成された上部電極と、を備えることを特徴とする抵抗性メモリ素子。 - 前記固溶層は、遷移金属固溶体であることを特徴とする請求項1に記載の抵抗性メモリ素子。
- 前記抵抗層は、遷移金属酸化物で形成されたことを特徴とする請求項1または2に記載の抵抗性メモリ素子。
- 前記遷移金属酸化物は、Ni酸化物、Ti酸化物、Hf酸化物、Zr酸化物、Zn酸化物、W酸化物、Co酸化物またはNb酸化物のうち少なくともいずれか一つの物質を含むことを特徴とする請求項3に記載の抵抗性メモリ素子。
- 前記固溶層は、Al,Hf,Zr,Zn,W,Co,Au,Pt,Ru,IrまたはTiを含むことを特徴とする請求項1または2に記載の抵抗性メモリ素子。
- 前記固溶層は、Al,Hf,Zr,Zn,W,Co,Au,Pt,Ru,IrまたはTiに前記抵抗層の遷移金属が固溶されたことを特徴とする請求項1または2に記載の抵抗性メモリ素子。
- 前記抵抗層の遷移金属は、Niであることを特徴とする請求項6に記載の抵抗性メモリ素子。
- 抵抗性メモリ素子の製造方法において、
(a)下部電極を形成するステップと、
(b)前記下部電極上に固溶層を形成するステップと、
(c)前記固溶層上に抵抗層を形成するステップと、
(d)前記抵抗層上に上部電極を形成するステップと、を含むことを特徴とする抵抗性メモリ素子の製造方法。 - 前記固溶層は、遷移金属固溶体を含んで形成することを特徴とする請求項8に記載の抵抗性メモリ素子の製造方法。
- 前記(b)ステップは、前記下部電極上に遷移金属合金ターゲットをスパッタリングにより蒸着して固溶層を形成することを特徴とする請求項8に記載の抵抗性メモリ素子の製造方法。
- 前記(b)ステップは、前記下部電極上に遷移金属ターゲットをコスパッタリングにより蒸着して固溶層を形成することを特徴とする請求項8に記載の抵抗性メモリ素子の製造方法。
- 前記(b)ステップは、前記抵抗層を形成させつつ工程チャンバー内のガスの圧力を制御することによって、固溶層を形成することを特徴とする請求項8に記載の抵抗性メモリ素子の製造方法。
- 前記ガスの圧力は、0.1mTorrないし3mTorrであることを特徴とする請求項12に記載の抵抗性メモリ素子の製造方法。
- 前記固溶層は、Al,Hf,Zr,Zn,W,Co,Au,Pt,Ru,IrまたはTiを含んで形成することを特徴とする請求項9ないし13のうちいずれか一項に記載の抵抗性メモリ素子の製造方法。
- 前記固溶層は、Al,Hf,Zr,Zn,W,Co,Au,Pt,Ru,IrまたはTiに前記抵抗層の遷移金属が固溶されたことを特徴とする請求項9ないし13のうちいずれか一項に記載の抵抗性メモリ素子の製造方法。
- 前記抵抗層は、Niを含んで形成することを特徴とする請求項15に記載の抵抗性メモリ素子の製造方法。
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KR1020060113385A KR101206036B1 (ko) | 2006-11-16 | 2006-11-16 | 전이 금속 고용체를 포함하는 저항성 메모리 소자 및 그제조 방법 |
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US (1) | US8350247B2 (ja) |
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CN (1) | CN101183705B (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010092863A1 (ja) * | 2009-02-10 | 2010-08-19 | 日鉱金属株式会社 | ニッケル合金スパッタリングターゲット及びニッケルシリサイド膜 |
KR101415509B1 (ko) | 2008-07-24 | 2014-07-04 | 삼성전자주식회사 | 메모리 소자, 그 제조 방법 및 동작 방법 |
US9103017B2 (en) | 2011-11-10 | 2015-08-11 | Joled Inc. | Organic display panel, organic display device, organic light emitting device, method of manufacture of these, and thin film formation method |
KR101625761B1 (ko) | 2014-04-02 | 2016-05-30 | 타이완 세미콘덕터 매뉴팩쳐링 컴퍼니 리미티드 | Rram 셀 바닥 전극 형성 |
JP2017103453A (ja) * | 2015-11-06 | 2017-06-08 | エイチジーエスティーネザーランドビーブイ | 集束電場を有する抵抗変化メモリセル |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101239962B1 (ko) * | 2006-05-04 | 2013-03-06 | 삼성전자주식회사 | 하부 전극 상에 형성된 버퍼층을 포함하는 가변 저항메모리 소자 |
KR101206036B1 (ko) | 2006-11-16 | 2012-11-28 | 삼성전자주식회사 | 전이 금속 고용체를 포함하는 저항성 메모리 소자 및 그제조 방법 |
US8173989B2 (en) * | 2007-05-30 | 2012-05-08 | Samsung Electronics Co., Ltd. | Resistive random access memory device and methods of manufacturing and operating the same |
JP5214208B2 (ja) * | 2007-10-01 | 2013-06-19 | スパンション エルエルシー | 半導体装置及びその制御方法 |
TWI497492B (zh) * | 2012-05-30 | 2015-08-21 | Ind Tech Res Inst | 電阻式隨機存取記憶體之記憶胞及其製造方法 |
US9385314B2 (en) | 2008-08-12 | 2016-07-05 | Industrial Technology Research Institute | Memory cell of resistive random access memory and manufacturing method thereof |
KR100986018B1 (ko) * | 2008-09-23 | 2010-10-06 | 광주과학기술원 | 저항 변화 메모리 소자 및 저항변화 메모리 소자의 포밍방법 |
KR101136886B1 (ko) * | 2010-01-08 | 2012-04-20 | 광주과학기술원 | 비휘발성 저항 변화 메모리 소자의 제조방법 |
JP2013004655A (ja) * | 2011-06-15 | 2013-01-07 | Sharp Corp | 不揮発性半導体記憶装置およびその製造方法 |
US8741772B2 (en) * | 2012-02-16 | 2014-06-03 | Intermolecular, Inc. | In-situ nitride initiation layer for RRAM metal oxide switching material |
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US9876167B2 (en) | 2014-04-02 | 2018-01-23 | Taiwan Semiconductor Manufacturing Co., Ltd. | High yield RRAM cell with optimized film scheme |
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CN105390611B (zh) * | 2015-10-16 | 2019-01-18 | 福州大学 | 一种基于双存储介质层的低功耗阻变存储器及其制备方法 |
US10177311B1 (en) | 2017-10-12 | 2019-01-08 | United Microelectronics Corp. | Resistive random access memory (RRAM) and fabrication method thereof |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005041303A1 (ja) * | 2003-10-23 | 2005-05-06 | Matsushita Electric Industrial Co., Ltd. | 抵抗変化素子、その製造方法、その素子を含むメモリ、およびそのメモリの駆動方法 |
JP2005197634A (ja) * | 2003-11-28 | 2005-07-21 | Sony Corp | 記憶素子及び記憶装置 |
JP2006040946A (ja) * | 2004-07-22 | 2006-02-09 | Sony Corp | 記憶素子 |
JP2006140412A (ja) * | 2004-11-15 | 2006-06-01 | Sony Corp | 記憶素子及び記憶装置 |
JP2006203178A (ja) * | 2005-01-19 | 2006-08-03 | Sharp Corp | 不揮発性メモリ抵抗体セル及びその製造方法 |
JP2006279042A (ja) * | 2005-03-28 | 2006-10-12 | Samsung Electronics Co Ltd | 抵抗メモリセル、その形成方法及びこれを利用した抵抗メモリ配列 |
Family Cites Families (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5709958A (en) | 1992-08-27 | 1998-01-20 | Kabushiki Kaisha Toshiba | Electronic parts |
US6034882A (en) | 1998-11-16 | 2000-03-07 | Matrix Semiconductor, Inc. | Vertically stacked field programmable nonvolatile memory and method of fabrication |
JP3611198B2 (ja) * | 2000-02-16 | 2005-01-19 | 松下電器産業株式会社 | アクチュエータとこれを用いた情報記録再生装置 |
JP3914681B2 (ja) | 2000-03-08 | 2007-05-16 | エルピーダメモリ株式会社 | 半導体装置およびその製造方法 |
US6891749B2 (en) | 2002-02-20 | 2005-05-10 | Micron Technology, Inc. | Resistance variable ‘on ’ memory |
US7067862B2 (en) | 2002-08-02 | 2006-06-27 | Unity Semiconductor Corporation | Conductive memory device with conductive oxide electrodes |
US7158397B2 (en) | 2002-08-02 | 2007-01-02 | Unity Semiconductor Corporation | Line drivers that fits within a specified line pitch |
US6870755B2 (en) | 2002-08-02 | 2005-03-22 | Unity Semiconductor Corporation | Re-writable memory with non-linear memory element |
US6872963B2 (en) | 2002-08-08 | 2005-03-29 | Ovonyx, Inc. | Programmable resistance memory element with layered memory material |
US8637366B2 (en) | 2002-12-19 | 2014-01-28 | Sandisk 3D Llc | Nonvolatile memory cell without a dielectric antifuse having high- and low-impedance states |
KR100773537B1 (ko) | 2003-06-03 | 2007-11-07 | 삼성전자주식회사 | 한 개의 스위칭 소자와 한 개의 저항체를 포함하는비휘발성 메모리 장치 및 그 제조 방법 |
TW589753B (en) | 2003-06-03 | 2004-06-01 | Winbond Electronics Corp | Resistance random access memory and method for fabricating the same |
US20040244963A1 (en) | 2003-06-05 | 2004-12-09 | Nikon Corporation | Heat pipe with temperature control |
US7029924B2 (en) | 2003-09-05 | 2006-04-18 | Sharp Laboratories Of America, Inc. | Buffered-layer memory cell |
JP2005123361A (ja) * | 2003-10-16 | 2005-05-12 | Sony Corp | 抵抗変化型不揮発性メモリおよびその製造方法ならびに抵抗変化層の形成方法 |
JP2005150156A (ja) | 2003-11-11 | 2005-06-09 | Toshiba Corp | 磁気記憶装置 |
US7009278B2 (en) | 2003-11-24 | 2006-03-07 | Sharp Laboratories Of America, Inc. | 3d rram |
JP2005167064A (ja) | 2003-12-04 | 2005-06-23 | Sharp Corp | 不揮発性半導体記憶装置 |
KR100552704B1 (ko) | 2003-12-17 | 2006-02-20 | 삼성전자주식회사 | 반도체 장치의 불휘발성 커패시터, 이를 포함하는 반도체메모리 소자 및 그 동작방법 |
KR100590536B1 (ko) | 2004-01-26 | 2006-06-15 | 삼성전자주식회사 | 반도체 장치의 커패시터, 이를 포함하는 메모리 소자 및커패시터 제조 방법 |
US7538338B2 (en) | 2004-09-03 | 2009-05-26 | Unity Semiconductor Corporation | Memory using variable tunnel barrier widths |
KR100777609B1 (ko) | 2004-02-10 | 2007-11-27 | 파이 룽 머시너리 밀 코포레이션 리미티드 | 직물파일용 원형편물기의 추 |
KR101051704B1 (ko) | 2004-04-28 | 2011-07-25 | 삼성전자주식회사 | 저항 구배를 지닌 다층막을 이용한 메모리 소자 |
US7157287B2 (en) | 2004-05-27 | 2007-01-02 | Sharp Laboratories Of America, Inc. | Method of substrate surface treatment for RRAM thin film deposition |
JP4365737B2 (ja) | 2004-06-30 | 2009-11-18 | シャープ株式会社 | 可変抵抗素子の駆動方法及び記憶装置 |
KR100657897B1 (ko) | 2004-08-21 | 2006-12-14 | 삼성전자주식회사 | 전압 제어층을 포함하는 메모리 소자 |
CN100477225C (zh) | 2004-09-09 | 2009-04-08 | 松下电器产业株式会社 | 电阻变化元件及其制造方法 |
KR100682895B1 (ko) | 2004-11-06 | 2007-02-15 | 삼성전자주식회사 | 다양한 저항 상태를 지닌 저항체를 이용한 비휘발성메모리 소자 및 그 작동 방법 |
KR100657911B1 (ko) | 2004-11-10 | 2006-12-14 | 삼성전자주식회사 | 한 개의 저항체와 한 개의 다이오드를 지닌 비휘발성메모리 소자 |
JP4533807B2 (ja) | 2005-06-23 | 2010-09-01 | 株式会社東芝 | 磁気抵抗効果素子及び磁気ランダムアクセスメモリ |
JP4783070B2 (ja) | 2005-06-24 | 2011-09-28 | シャープ株式会社 | 半導体記憶装置及びその製造方法 |
US20070069241A1 (en) | 2005-07-01 | 2007-03-29 | Matrix Semiconductor, Inc. | Memory with high dielectric constant antifuses and method for using at low voltage |
US7504652B2 (en) | 2005-07-13 | 2009-03-17 | Taiwan Semiconductor Manufacturing Company, Ltd. | Phase change random access memory |
KR100648860B1 (ko) | 2005-09-08 | 2006-11-24 | 주식회사 하이닉스반도체 | 유전막 및 그 형성방법과, 상기 유전막을 구비한 반도체메모리 소자 및 그 제조방법 |
KR100668348B1 (ko) | 2005-11-11 | 2007-01-12 | 삼성전자주식회사 | 비휘발성 메모리 소자 및 그 제조방법 |
US7816659B2 (en) | 2005-11-23 | 2010-10-19 | Sandisk 3D Llc | Devices having reversible resistivity-switching metal oxide or nitride layer with added metal |
US7829875B2 (en) | 2006-03-31 | 2010-11-09 | Sandisk 3D Llc | Nonvolatile rewritable memory cell comprising a resistivity-switching oxide or nitride and an antifuse |
KR101239962B1 (ko) | 2006-05-04 | 2013-03-06 | 삼성전자주식회사 | 하부 전극 상에 형성된 버퍼층을 포함하는 가변 저항메모리 소자 |
TWM302773U (en) * | 2006-06-14 | 2006-12-11 | Epileds Tech Inc | LED structure |
KR101206036B1 (ko) | 2006-11-16 | 2012-11-28 | 삼성전자주식회사 | 전이 금속 고용체를 포함하는 저항성 메모리 소자 및 그제조 방법 |
-
2006
- 2006-11-16 KR KR1020060113385A patent/KR101206036B1/ko active IP Right Grant
-
2007
- 2007-11-15 JP JP2007297209A patent/JP2008153633A/ja active Pending
- 2007-11-15 US US11/984,277 patent/US8350247B2/en active Active
- 2007-11-16 CN CN2007101927096A patent/CN101183705B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005041303A1 (ja) * | 2003-10-23 | 2005-05-06 | Matsushita Electric Industrial Co., Ltd. | 抵抗変化素子、その製造方法、その素子を含むメモリ、およびそのメモリの駆動方法 |
JP2005197634A (ja) * | 2003-11-28 | 2005-07-21 | Sony Corp | 記憶素子及び記憶装置 |
JP2006040946A (ja) * | 2004-07-22 | 2006-02-09 | Sony Corp | 記憶素子 |
JP2006140412A (ja) * | 2004-11-15 | 2006-06-01 | Sony Corp | 記憶素子及び記憶装置 |
JP2006203178A (ja) * | 2005-01-19 | 2006-08-03 | Sharp Corp | 不揮発性メモリ抵抗体セル及びその製造方法 |
JP2006279042A (ja) * | 2005-03-28 | 2006-10-12 | Samsung Electronics Co Ltd | 抵抗メモリセル、その形成方法及びこれを利用した抵抗メモリ配列 |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101415509B1 (ko) | 2008-07-24 | 2014-07-04 | 삼성전자주식회사 | 메모리 소자, 그 제조 방법 및 동작 방법 |
WO2010092863A1 (ja) * | 2009-02-10 | 2010-08-19 | 日鉱金属株式会社 | ニッケル合金スパッタリングターゲット及びニッケルシリサイド膜 |
JP4577800B2 (ja) * | 2009-02-10 | 2010-11-10 | Jx日鉱日石金属株式会社 | ニッケル合金スパッタリングターゲット及びニッケルシリサイド膜 |
US8114341B2 (en) | 2009-02-10 | 2012-02-14 | Jx Nippon Mining & Metals Corporation | Nickel alloy sputtering target and nickel silicide film |
JPWO2010092863A1 (ja) * | 2009-02-10 | 2012-08-16 | Jx日鉱日石金属株式会社 | ニッケル合金スパッタリングターゲット及びニッケルシリサイド膜 |
US9103017B2 (en) | 2011-11-10 | 2015-08-11 | Joled Inc. | Organic display panel, organic display device, organic light emitting device, method of manufacture of these, and thin film formation method |
KR101625761B1 (ko) | 2014-04-02 | 2016-05-30 | 타이완 세미콘덕터 매뉴팩쳐링 컴퍼니 리미티드 | Rram 셀 바닥 전극 형성 |
JP2017103453A (ja) * | 2015-11-06 | 2017-06-08 | エイチジーエスティーネザーランドビーブイ | 集束電場を有する抵抗変化メモリセル |
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CN101183705A (zh) | 2008-05-21 |
US20080116438A1 (en) | 2008-05-22 |
CN101183705B (zh) | 2011-12-21 |
KR20080044479A (ko) | 2008-05-21 |
KR101206036B1 (ko) | 2012-11-28 |
US8350247B2 (en) | 2013-01-08 |
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