JP5420773B2 - スピントルク磁気集積回路、及びその製造方法 - Google Patents
スピントルク磁気集積回路、及びその製造方法 Download PDFInfo
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- 230000005291 magnetic effect Effects 0.000 title claims description 78
- 238000004519 manufacturing process Methods 0.000 title claims description 13
- 230000005294 ferromagnetic effect Effects 0.000 claims description 177
- 230000008878 coupling Effects 0.000 claims description 97
- 238000010168 coupling process Methods 0.000 claims description 97
- 238000005859 coupling reaction Methods 0.000 claims description 97
- 230000005415 magnetization Effects 0.000 claims description 45
- 239000000758 substrate Substances 0.000 claims description 33
- 230000005290 antiferromagnetic effect Effects 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 22
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 16
- 239000000395 magnesium oxide Substances 0.000 claims description 16
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 16
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 claims description 14
- 229910052707 ruthenium Inorganic materials 0.000 claims description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 7
- FOPBMNGISYSNED-UHFFFAOYSA-N [Fe].[Co].[Tb] Chemical compound [Fe].[Co].[Tb] FOPBMNGISYSNED-UHFFFAOYSA-N 0.000 claims description 6
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 5
- 230000008569 process Effects 0.000 description 13
- 230000004888 barrier function Effects 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 7
- 230000006870 function Effects 0.000 description 7
- 238000013459 approach Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 5
- 230000000087 stabilizing effect Effects 0.000 description 5
- 238000012546 transfer Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000002860 competitive effect Effects 0.000 description 2
- 230000005333 ferromagnetic domain Effects 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 238000005036 potential barrier Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000005641 tunneling Effects 0.000 description 2
- 229910018979 CoPt Inorganic materials 0.000 description 1
- 229910019041 PtMn Inorganic materials 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000002902 ferrimagnetic material Substances 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002061 nanopillar Substances 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000007261 regionalization Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
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Description
Claims (22)
- 基板上に配設された第1のフリー強磁性層と、
前記第1のフリー強磁性層上に配設されたカップリング層と、
前記カップリング層上に配設された第2のフリー強磁性層と、
前記第2のフリー強磁性層上に配設されたトンネル酸化物層と、
複数の書込ピラー及び複数の読出ピラーであり、各ピラーが前記トンネル酸化物層上に配設され且つ固定強磁性層を有する、複数の書込ピラー及び複数の読出ピラーと、
前記固定強磁性層上に配設された反強磁性層と、
を有するスピントルク磁気集積回路。 - 前記カップリング層は、前記第1及び第2のフリー強磁性層の磁化の配向を安定化させる、請求項1に記載のスピントルク磁気集積回路。
- 前記カップリング層はルテニウム(Ru)を有し、前記第1及び第2のフリー強磁性層はテルビウムコバルト鉄(TbCoFe)を有する、請求項2に記載のスピントルク磁気集積回路。
- 前記トンネル酸化物層は、前記第2のフリー強磁性層の直上に配設され、且つ酸化マグネシウム(MgO)又は酸化アルミニウム(Al2O3)を有し、前記複数の書込ピラーの各々及び前記複数の読出ピラーの各々は、前記反強磁性層上に配設された銅層を有するとともに、前記反強磁性層と前記固定強磁性層との間に直に配設された介在層を有し、前記固定強磁性層は前記トンネル酸化物層の直上に配設される、請求項3に記載のスピントルク磁気集積回路。
- 前記カップリング層はおよそ1nm未満の厚さを有する、請求項1に記載のスピントルク磁気集積回路。
- 基板の一部上に配設された第1のフリー強磁性層であり、側壁を有する第1のフリー強磁性層と、
前記第1のフリー強磁性層上に配設された第1のカップリング層であり、前記側壁と共形であり且つ前記基板の露出部分に隣接する第1のカップリング層と、
前記第1のカップリング層上と前記基板の前記露出部分上とに配設された第2のフリー強磁性層であり、前記第1のカップリング層と共形である第2のフリー強磁性層と、
前記第2のフリー強磁性層上に配設された第2のカップリング層であり、該第2のカップリング層の頂部表面が前記第2のフリー強磁性層の頂部表面とほぼ平坦である、第2のカップリング層と、
前記基板の前記露出部分上の前記第2のカップリング層の部分上に配設された第3のフリー強磁性層であり、該第3のフリー強磁性層の頂部表面が前記第2のカップリング層の頂部表面とほぼ平坦である、第3のフリー強磁性層と、
前記第2のカップリング層と前記第2及び第3のフリー強磁性層との頂部表面上に配設された非磁性層と、
書込ピラー及び読出ピラーであり、各ピラーが前記非磁性層上に配設され且つ固定強磁性層を有する、書込ピラー及び読出ピラーと、
を有するスピントルク磁気集積回路。 - 前記非磁性層はトンネル酸化物層であり、当該スピントルク磁気集積回路は更に、前記固定強磁性層上に配設された反強磁性層を有する、請求項6に記載のスピントルク磁気集積回路。
- 前記第1、第2及び第3のフリー強磁性層はインバータを形成している、請求項7に記載のスピントルク磁気集積回路。
- 前記第1のカップリング層は、前記第1及び第2のフリー強磁性層の磁化の配向を安定化させる、請求項7に記載のスピントルク磁気集積回路。
- 前記第1のカップリング層はルテニウム(Ru)を有し、前記第1及び第2のフリー強磁性層はテルビウムコバルト鉄(TbCoFe)を有する、請求項9に記載のスピントルク磁気集積回路。
- 前記トンネル酸化物層は、前記第2のカップリング層と前記第2及び第3のフリー強磁性層との頂部表面の直上に配設され、且つ酸化マグネシウム(MgO)又は酸化アルミニウム(Al2O3)を有し、前記書込ピラー及び前記読出ピラーの各々は、前記反強磁性層上に配設された銅層を有するとともに、前記反強磁性層と前記固定強磁性層との間に直に配設された介在層を有し、前記固定強磁性層は前記トンネル酸化物層の直上に配設される、請求項10に記載のスピントルク磁気集積回路。
- 前記第2のカップリング層は、前記第2及び第3のフリー強磁性層の磁化の配向を安定化させる、請求項7に記載のスピントルク磁気集積回路。
- 前記第2のカップリング層はルテニウム(Ru)を有し、前記第2及び第3のフリー強磁性層はテルビウムコバルト鉄(TbCoFe)を有する、請求項12に記載のスピントルク磁気集積回路。
- 前記トンネル酸化物層は、前記第2のカップリング層と前記第2及び第3のフリー強磁性層との頂部表面の直上に配設され、且つ酸化マグネシウム(MgO)又は酸化アルミニウム(Al2O3)を有し、前記書込ピラー及び前記読出ピラーの各々は、前記反強磁性層上に配設された銅層を有するとともに、前記反強磁性層と前記固定強磁性層との間に直に配設された介在層を有し、前記固定強磁性層は前記トンネル酸化物層の直上に配設される、請求項13に記載のスピントルク磁気集積回路。
- 前記基板は、金属層上に配設された頂部誘電体層を有する、請求項7に記載のスピントルク磁気集積回路。
- 前記第1のフリー強磁性層と前記第2のフリー強磁性層との間の前記第1のカップリング層の部分はおよそ1nm未満の厚さを有し、前記第2のフリー強磁性層と前記第3のフリー強磁性層との間の前記第2のカップリング層の部分はおよそ1nm未満の厚さを有する、請求項7に記載のスピントルク磁気集積回路。
- スピントルク磁気集積回路を製造する方法であって:
基板の一部上に第1のフリー強磁性層を形成し、該第1のフリー強磁性層は側壁を有し、
前記第1のフリー強磁性層上に第1のカップリング層を形成し、該第1のカップリング層は前記側壁と共形であり且つ前記基板の露出部分に隣接し、
前記第1のカップリング層上と前記基板の前記露出部分上とに第2のフリー強磁性層を形成し、該第2のフリー強磁性層は前記第1のカップリング層と共形であり、
前記第2のフリー強磁性層上に第2のカップリング層を形成し、該第2のカップリング層の頂部表面は前記第2のフリー強磁性層の頂部表面とほぼ平坦にされ、
前記基板の前記露出部分上の前記第2のカップリング層の部分上に第3のフリー強磁性層を形成し、該第3のフリー強磁性層の頂部表面は前記第2のカップリング層の頂部表面とほぼ平坦にされ、
前記第2のカップリング層と前記第2及び第3のフリー強磁性層との頂部表面上に非磁性層を形成し、
書込ピラー及び読出ピラーを形成し、各ピラーは前記非磁性層上に形成され且つ固定強磁性層を有する、
ことを有する方法。 - 前記非磁性層を形成することは、トンネル酸化物層を形成することを有し、当該方法は更に:
前記固定強磁性層上に配設された反強磁性層を形成する
ことを有する、請求項17に記載の方法。 - 前記第1、第2及び第3のフリー強磁性層を形成することはインバータを形成する、請求項18に記載の方法。
- 前記基板の前記一部上に前記第1のフリー強磁性層を形成することは、金属層上に配設された誘電体層上に前記第1のフリー強磁性層を形成することを有する、請求項18に記載の方法。
- 前記トンネル酸化物層は、前記第2のカップリング層と前記第2及び第3のフリー強磁性層との頂部表面の直上に形成され、且つ酸化マグネシウム(MgO)又は酸化アルミニウム(Al2O3)を有し、前記書込ピラー及び前記読出ピラーの各々は、前記反強磁性層上に形成された銅層を有するとともに、前記反強磁性層と前記固定強磁性層との間に直に形成された介在層を有し、前記固定強磁性層は前記トンネル酸化物層の直上に形成される、請求項20に記載の方法。
- 前記第1のフリー強磁性層と前記第2のフリー強磁性層との間の前記第1のカップリング層の部分はおよそ1nm未満の厚さを有し、前記第2のフリー強磁性層と前記第3のフリー強磁性層との間の前記第2のカップリング層の部分はおよそ1nm未満の厚さを有する、請求項18に記載の方法。
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Families Citing this family (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7985994B2 (en) | 2008-09-29 | 2011-07-26 | Seagate Technology Llc | Flux-closed STRAM with electronically reflective insulative spacer |
US8450818B2 (en) * | 2009-06-18 | 2013-05-28 | Dmitri E. Nikonov | Methods of forming spin torque devices and structures formed thereby |
KR101016437B1 (ko) * | 2009-08-21 | 2011-02-21 | 한국과학기술연구원 | 스핀 축적과 확산을 이용한 다기능 논리 소자 |
US8063460B2 (en) * | 2009-12-18 | 2011-11-22 | Intel Corporation | Spin torque magnetic integrated circuits and devices therefor |
US8625337B2 (en) | 2010-05-06 | 2014-01-07 | Qualcomm Incorporated | Method and apparatus of probabilistic programming multi-level memory in cluster states of bi-stable elements |
US8476925B2 (en) | 2010-08-01 | 2013-07-02 | Jian-Gang (Jimmy) Zhu | Magnetic switching cells and methods of making and operating same |
US8400066B1 (en) | 2010-08-01 | 2013-03-19 | Lawrence T. Pileggi | Magnetic logic circuits and systems incorporating same |
US8796794B2 (en) | 2010-12-17 | 2014-08-05 | Intel Corporation | Write current reduction in spin transfer torque memory devices |
US8455966B2 (en) | 2010-12-23 | 2013-06-04 | Intel Corporation | Magnetic phase change logic |
US8207757B1 (en) | 2011-02-07 | 2012-06-26 | GlobalFoundries, Inc. | Nonvolatile CMOS-compatible logic circuits and related operating methods |
CA2829351A1 (en) | 2011-03-11 | 2012-09-20 | Intercontinental Great Brands Llc | System and method of forming multilayer confectionery |
JP5759882B2 (ja) * | 2011-12-09 | 2015-08-05 | 株式会社日立製作所 | スピン波導波路、及びスピン波演算回路 |
KR101831725B1 (ko) | 2011-12-30 | 2018-04-04 | 인텔 코포레이션 | 수직 자기 터널 접합들에서의 상태들 간의 에너지 장벽 균형화 |
GB2502312A (en) * | 2012-05-24 | 2013-11-27 | Ibm | Logic gates using persistent spin helices |
KR101649978B1 (ko) | 2012-08-06 | 2016-08-22 | 코넬 유니버시티 | 자기 나노구조체들의 스핀 홀 토크 효과들에 기초한 전기적 게이트 3-단자 회로들 및 디바이스들 |
US8988109B2 (en) * | 2012-11-16 | 2015-03-24 | Intel Corporation | High speed precessionally switched magnetic logic |
EP2741295B1 (en) | 2012-12-04 | 2016-03-02 | Imec | Spin transfer torque magnetic memory device |
EP2784020B1 (en) * | 2013-03-27 | 2016-04-27 | Technische Universität Wien | Spin torque magnetic integrated circuit |
CN105229741B (zh) | 2013-06-21 | 2018-03-30 | 英特尔公司 | Mtj自旋霍尔mram位单元以及阵列 |
WO2015038118A1 (en) * | 2013-09-11 | 2015-03-19 | Intel Corporation | Clocked all-spin logic circuit |
KR102164992B1 (ko) | 2013-09-30 | 2020-10-13 | 인텔 코포레이션 | 스핀트로닉 로직 소자 |
EP3123537A4 (en) * | 2014-03-25 | 2018-02-14 | Intel Corporation | Magnetic domain wall logic devices and interconnect |
US10320404B2 (en) | 2014-06-18 | 2019-06-11 | Intel Corporation | Coupled spin hall nano oscillators with tunable strength |
JP6484940B2 (ja) * | 2014-07-15 | 2019-03-20 | 株式会社リコー | 磁気抵抗素子、磁気センサ及び電流センサ |
CN107004440B (zh) | 2014-07-17 | 2021-04-16 | 康奈尔大学 | 基于用于有效自旋转移矩的增强自旋霍尔效应的电路和装置 |
EP3016287B1 (en) * | 2014-11-03 | 2017-04-26 | IMEC vzw | A spin torque majority gate device |
WO2016079085A1 (en) * | 2014-11-17 | 2016-05-26 | Imec Vzw | A vcma multiple gate magnetic memory element and a method of operating such a memory element |
EP3035347B1 (en) * | 2014-12-16 | 2017-11-15 | IMEC vzw | Spin torque majority gate device |
US10809320B2 (en) * | 2015-04-29 | 2020-10-20 | Everspin Technologies, Inc. | Magnetic field sensor with increased SNR |
US10679782B2 (en) | 2015-09-09 | 2020-06-09 | Intel Corporation | Spin logic with spin hall electrodes and charge interconnects |
RU2610246C1 (ru) * | 2015-12-11 | 2017-02-08 | Олег Александрович Козелков | Универсальный мажоритарный модуль |
CN106898693A (zh) * | 2015-12-21 | 2017-06-27 | Imec 非营利协会 | 自旋转矩多栅极器件 |
EP3339871B1 (en) * | 2016-12-21 | 2019-08-07 | IMEC vzw | Inline wave majority gate device |
US10439133B2 (en) | 2017-03-13 | 2019-10-08 | Samsung Electronics Co., Ltd. | Method and system for providing a magnetic junction having a low damping hybrid free layer |
CN108666339B (zh) * | 2017-03-28 | 2020-11-13 | 中芯国际集成电路制造(上海)有限公司 | 磁性随机存储器及其存储单元的制造方法 |
CN107732005B (zh) * | 2017-10-11 | 2020-08-18 | 华中科技大学 | 一种自旋多数门器件及逻辑电路 |
EP3503231B1 (en) * | 2017-12-19 | 2021-11-24 | IMEC vzw | A spin-transfer torque device |
US11177432B2 (en) * | 2018-06-07 | 2021-11-16 | International Business Machines Corporation | Heusler-alloy and ferrimagnet based magnetic domain-wall devices for artificial neural network applications |
KR102657361B1 (ko) | 2019-07-05 | 2024-04-17 | 삼성전자주식회사 | 자기 메모리 장치 |
KR102203486B1 (ko) * | 2020-01-10 | 2021-01-18 | 재단법인대구경북과학기술원 | 자구벽 이동 방식의 논리 게이트 소자 |
KR102493294B1 (ko) * | 2020-03-13 | 2023-01-27 | 한양대학교 산학협력단 | 스핀 궤도 토크 및 자기 터널 접합 구조를 이용한 논리 소자 |
CN111697127B (zh) * | 2020-05-08 | 2022-07-12 | 北京航空航天大学 | 自旋轨道矩磁性器件、磁性隧道结器件及磁存储器 |
KR102376380B1 (ko) * | 2020-09-10 | 2022-03-18 | 재단법인대구경북과학기술원 | 자구벽 이동에 기반한 스핀 토크 다수결 게이트 |
WO2022070378A1 (ja) * | 2020-10-01 | 2022-04-07 | Tdk株式会社 | 磁壁移動素子および磁気アレイ |
US11641783B2 (en) * | 2020-12-08 | 2023-05-02 | Ceremorphic, Inc. | Interlayer exchange coupled adder |
Family Cites Families (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6538859B1 (en) * | 2000-07-31 | 2003-03-25 | International Business Machines Corporation | Giant magnetoresistive sensor with an AP-coupled low Hk free layer |
FR2817999B1 (fr) * | 2000-12-07 | 2003-01-10 | Commissariat Energie Atomique | Dispositif magnetique a polarisation de spin et a empilement(s) tri-couche(s) et memoire utilisant ce dispositif |
AU2003230126A1 (en) * | 2002-05-22 | 2003-12-02 | Koninklijke Philips Electronics N.V. | Magnetoresistive memory cell array and mram memory comprising such array |
US6778364B2 (en) | 2002-08-28 | 2004-08-17 | International Business Machines Corporation | Current-in-plane magnetoresistive sensor with longitudinal biasing layer having a nonmagnetic oxide central region and method for fabrication of the sensor |
US6831312B2 (en) * | 2002-08-30 | 2004-12-14 | Freescale Semiconductor, Inc. | Amorphous alloys for magnetic devices |
JP4576791B2 (ja) * | 2002-12-27 | 2010-11-10 | Tdk株式会社 | メモリ装置 |
US7598555B1 (en) * | 2003-08-22 | 2009-10-06 | International Business Machines Corporation | MgO tunnel barriers and method of formation |
US20050110004A1 (en) * | 2003-11-24 | 2005-05-26 | International Business Machines Corporation | Magnetic tunnel junction with improved tunneling magneto-resistance |
JP4819316B2 (ja) * | 2004-02-23 | 2011-11-24 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
JP2005294376A (ja) * | 2004-03-31 | 2005-10-20 | Toshiba Corp | 磁気記録素子及び磁気メモリ |
US7233039B2 (en) * | 2004-04-21 | 2007-06-19 | Grandis, Inc. | Spin transfer magnetic elements with spin depolarization layers |
JP2006018862A (ja) | 2004-06-30 | 2006-01-19 | Hitachi Global Storage Technologies Netherlands Bv | 磁気抵抗効果型ヘッド及びその製造方法 |
US7357995B2 (en) * | 2004-07-02 | 2008-04-15 | International Business Machines Corporation | Magnetic tunnel barriers and associated magnetic tunnel junctions with high tunneling magnetoresistance |
WO2006006420A1 (ja) | 2004-07-12 | 2006-01-19 | Nec Corporation | 磁気抵抗効素子、磁気ランダムアクセスメモリ、磁気ヘッド及び磁気記憶装置 |
US7098495B2 (en) * | 2004-07-26 | 2006-08-29 | Freescale Semiconducor, Inc. | Magnetic tunnel junction element structures and methods for fabricating the same |
JP2006269885A (ja) * | 2005-03-25 | 2006-10-05 | Sony Corp | スピン注入型磁気抵抗効果素子 |
US7646627B2 (en) * | 2006-05-18 | 2010-01-12 | Renesas Technology Corp. | Magnetic random access memory having improved read disturb suppression and thermal disturbance resistance |
JP2008066479A (ja) * | 2006-09-06 | 2008-03-21 | Osaka Univ | スピントランジスタ |
FR2907587B1 (fr) * | 2006-10-23 | 2008-12-26 | Commissariat Energie Atomique | Dispositif magnetique a animation perpendiculaire et a couche intercalaire compensatrice d'interactions. |
US7572645B2 (en) * | 2006-11-15 | 2009-08-11 | Everspin Technologies, Inc. | Magnetic tunnel junction structure and method |
JP4435189B2 (ja) * | 2007-02-15 | 2010-03-17 | 株式会社東芝 | 磁気記憶素子及び磁気記憶装置 |
US7480173B2 (en) | 2007-03-13 | 2009-01-20 | Magic Technologies, Inc. | Spin transfer MRAM device with novel magnetic free layer |
US7888167B2 (en) * | 2008-04-25 | 2011-02-15 | Semiconductor Energy Laboratory Co., Ltd. | Photoelectric conversion device and method for manufacturing the same |
WO2010087269A1 (ja) * | 2009-01-27 | 2010-08-05 | 日本電気株式会社 | 不揮発ロジック回路 |
US8450818B2 (en) * | 2009-06-18 | 2013-05-28 | Dmitri E. Nikonov | Methods of forming spin torque devices and structures formed thereby |
US8063460B2 (en) * | 2009-12-18 | 2011-11-22 | Intel Corporation | Spin torque magnetic integrated circuits and devices therefor |
US8933521B2 (en) * | 2011-03-30 | 2015-01-13 | Intel Corporation | Three-dimensional magnetic circuits including magnetic connectors |
US9306151B2 (en) * | 2012-05-25 | 2016-04-05 | Arizona Board Of Regents, A Body Corporate Of The State Of Arizona, Acting For And On Behalf Of Arizona State University | Threshold gate and threshold logic array |
KR101929983B1 (ko) * | 2012-07-18 | 2018-12-17 | 삼성전자주식회사 | 저항성 메모리 셀을 갖는 반도체 메모리 장치 및 그 테스트 방법 |
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