JP2006503977A - スパッタ堆積におけるセレン化銀膜の化学量論及び形態の制御 - Google Patents
スパッタ堆積におけるセレン化銀膜の化学量論及び形態の制御 Download PDFInfo
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- KDSXXMBJKHQCAA-UHFFFAOYSA-N disilver;selenium(2-) Chemical compound [Se-2].[Ag+].[Ag+] KDSXXMBJKHQCAA-UHFFFAOYSA-N 0.000 title claims abstract description 147
- 238000004544 sputter deposition Methods 0.000 title claims abstract description 85
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- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 61
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- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 5
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- GNWCVDGUVZRYLC-UHFFFAOYSA-N [Se].[Ag].[Ag] Chemical compound [Se].[Ag].[Ag] GNWCVDGUVZRYLC-UHFFFAOYSA-N 0.000 description 1
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- C—CHEMISTRY; METALLURGY
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/0021—Reactive sputtering or evaporation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02612—Formation types
- H01L21/02617—Deposition types
- H01L21/02631—Physical deposition at reduced pressure, e.g. MBE, sputtering, evaporation
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/0623—Sulfides, selenides or tellurides
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
- C23C14/3407—Cathode assembly for sputtering apparatus, e.g. Target
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
- C23C14/3492—Variation of parameters during sputtering
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/54—Controlling or regulating the coating process
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02225—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer
- H01L21/0226—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process
- H01L21/02263—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase
- H01L21/02266—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase deposition by physical ablation of a target, e.g. sputtering, reactive sputtering, physical vapour deposition or pulsed laser deposition
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/922—Static electricity metal bleed-off metallic stock
- Y10S428/9335—Product by special process
- Y10S428/938—Vapor deposition or gas diffusion
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12861—Group VIII or IB metal-base component
- Y10T428/12896—Ag-base component
Abstract
Description
ヒロセら,"AgでドープされたアモルファスAs2S3の高速メモリー特性及び信頼性"Phys. Stat. Sol. (1980), K187-K190頁 ヒロセら,"Ag-光ドープアモルファスAs2S3膜における極性依存メモリースイッチング及びAgデンドライトの性質"Journal of applied physics, Vol.47, No.6 (1976), 2767-2772頁 Mitkovaら,"カルコゲナイドガラスにおける添加剤としてのAgの二重の化学的役割"Physical Review Letters, Vol.83, No.19 (1999), 3848-3851頁
Claims (60)
- スパッタ堆積チャンバー中にセレン化銀スパッタターゲットを準備すること;
前記チャンバー中に、約0.3mTorr〜約10mTorrの圧力に維持されていることを特徴とするスパッタガスを導入すること;及び
前記ターゲットにスパッタリングプロセスを行い、堆積セレン化銀膜を製造すること
を含むセレン化銀の堆積方法。 - 前記堆積セレン化銀膜の銀濃度が前記セレン化銀ターゲットの銀濃度とほぼ同じであることを特徴とする請求項1に記載の方法。
- 前記セレン化銀ターゲットの銀濃度が約66.7%であることを特徴とする請求項2に記載の方法。
- 前記堆積セレン化銀膜の銀濃度が約67.5%未満であることを特徴とする請求項3に記載の方法。
- 前記堆積セレン化銀膜の銀濃度が約67%であることを特徴とする請求項3に記載の方法。
- 前記堆積セレン化銀膜の銀濃度が約66.7%であることを特徴とする請求項3に記載の方法。
- 前記セレン化銀膜が実質的にノジュール型欠陥を有さないことを特徴とする請求項2に記載の方法。
- 前記スパッタ堆積プロセスがRFスパッタ堆積プロセスであることを特徴とする請求項1に記載の方法。
- 前記スパッタ圧力が約2mTorr〜約3mTorrの範囲であることを特徴とする請求項8に記載の方法。
- 前記スパッタ堆積を、約100ワット〜約500ワットの範囲のスパッタ電力を用いて行うことを特徴とする請求項1に記載の方法。
- 前記電力が約150ワットであることを特徴とする請求項10に記載の方法。
- 前記堆積プロセスを、約100kHz〜約20MHzの間の周波数を用いて行うことを特徴とする請求項8に記載の方法。
- 前記周波数が約13.5MHzであることを特徴とする請求項12に記載の方法。
- 前記スパッタ堆積プロセスがパルスDCスパッタ堆積プロセスであることを特徴とする請求項1に記載の方法。
- 前記圧力が約4mTorr〜約5mTorrの間であることを特徴とする請求項14に記載の方法。
- 前記堆積プロセスを、約100kHz〜約250kMHzの間の周波数を用いて行うことを特徴とする請求項14に記載の方法。
- 前記周波数が約200kHzであることを特徴とする請求項16に記載の方法。
- 前記スパッタ堆積プロセスを、約1000ns〜約1200nsの範囲のパルス幅を用いて行うことを特徴とする請求項14に記載の方法。
- 前記パルス幅が約1056nsであることを特徴とする請求項18に記載の方法。
- 約0.3mTorr〜約10mTorrの範囲のスパッタ堆積圧力を用いて、所定の銀濃度を有するセレン化銀膜をスパッタ堆積させること;及び
前記セレン化銀膜を堆積させる間に、前記の範囲内で前記スパッタ堆積圧力を変化させること
を含むスパッタ堆積されたセレン化銀膜の化学量論の制御方法。 - 前記セレン化銀膜の銀濃度が約67.5%未満であることを特徴とする請求項20に記載の方法。
- 前記セレン化銀膜の銀濃度が約67%であることを特徴とする請求項21に記載の方法。
- 前記セレン化銀膜の銀濃度が約66.7%であることを特徴とする請求項21に記載の方法。
- 前記セレン化銀膜が実質的にノジュール型欠陥を有さないことを特徴とする請求項21に記載の方法。
- 前記スパッタ堆積を、約100ワット〜約300ワットの範囲の電力を用いて行うことを特徴とする請求項20に記載の方法。
- 前記電力が約150ワットであることを特徴とする請求項25に記載の方法。
- 前記スパッタ堆積を、RFスパッタ堆積プロセスを用いて行うことを特徴とする請求項20に記載の方法。
- 前記RFスパッタ堆積プロセスを、約100kHz〜約20MHzの周波数を用いて行うことを特徴とする請求項27に記載の方法。
- 前記周波数が約13.5MHzであることを特徴とする請求項28に記載の方法。
- 前記スパッタ堆積を、パルスDCスパッタ堆積プロセスを用いて行うことを特徴とする請求項20に記載の方法。
- 前記パルスDCスパッタ堆積プロセスを、約100kHz〜約250kMHzの周波数を用いて行うことを特徴とする請求項30に記載の方法。
- 前記周波数が約200kHzであることを特徴とする請求項31に記載の方法。
- 前記パルスDCスパッタ堆積プロセスを、約1000ns〜約1200nsの範囲のパルス幅を用いて行うことを特徴とする請求項30に記載の方法。
- 前記パルス幅が約1056nsであることを特徴とする請求項33に記載の方法。
- 銀濃度が約66.7%のセレン化銀スパッタターゲットを準備すること;及び
セレン化銀スパッタターゲットを用いてスパッタプロセスを行い、銀濃度が約67.5%未満のセレン化銀膜を形成すること
を含むセレン化銀の堆積方法。 - 前記スパッタ堆積を、約0.3mTorr〜約10mTorrの堆積圧力を用いて行うことを特徴とする請求項35に記載の方法。
- 前記スパッタ堆積を、RFスパッタ堆積プロセスを用いて行うことを特徴とする請求項36に記載の方法。
- 前記RFスパッタ堆積プロセスを、約2mTorr〜約3mTorrのスパッタ堆積圧力を用いて行うことを特徴とする請求項37に記載の方法。
- 前記スパッタ堆積を、パルスDCスパッタ堆積プロセスを用いて行うことを特徴とする請求項35に記載の方法。
- 前記パルスDCスパッタ堆積を、約4mTorr〜約5mTorrのスパッタ堆積圧力を用いて行うことを特徴とする請求項39に記載の方法。
- 約0.3mTorr〜約10mTorrの圧力で堆積され、実質的にノジュール型欠陥を有さないスパッタ堆積セレン化銀膜。
- 前記スパッタ堆積セレン化銀膜を、銀濃度が約67.5%未満のセレン化銀ターゲットを用いて堆積させたことを特徴とする請求項41に記載の膜。
- 前記セレン化銀膜の銀濃度が約66.7%であることを特徴とする請求項42に記載の膜。
- 前記膜の銀濃度が約67%であることを特徴とする請求項42に記載の膜。
- 前記セレン化銀膜を、RFスパッタ堆積させたことを特徴とする請求項41に記載の膜。
- 前記圧力が約2mTorr〜約3mTorrであることを特徴とする請求項44に記載の膜。
- 前記膜を、パルスDCスパッタ堆積させたことを特徴とする請求項41に記載の膜。
- 前記圧力が約4mTorr〜約5mTorrであることを特徴とする請求項47に記載の膜。
- 銀濃度が約67.5%未満であるスパッタ堆積されたセレン化銀膜。
- 前記スパッタ堆積セレン化銀膜を、銀濃度が約66.7%のセレン化銀ターゲットを用いて堆積させたことを特徴とする請求項49に記載の膜。
- 前記セレン化銀膜の銀濃度が約67%であることを特徴とする請求項50に記載の膜。
- 前記セレン化銀膜の銀濃度が約66.7%であることを特徴とする請求項50に記載の膜。
- 前記スパッタ堆積セレン化銀を、RFスパッタ堆積させたことを特徴とする請求項49に記載の膜。
- 前記スパッタ堆積セレン化銀を、パルスDCスパッタ堆積させたことを特徴とする請求項49に記載の膜。
- スパッタ堆積チャンバー中にセレン化銀スパッタターゲットを準備すること;
前記チャンバー中にスパッタガスを導入すること;及び
前記ターゲットにスパッタリングプロセスを行い、アルファセレン化銀及びベータセレン化銀の両方を含むことを特徴とする堆積セレン化銀膜を製造すること
を含むセレン化銀の堆積方法。 - 前記スパッタリングプロセスの間、前記スパッタガスを約10mTorrの圧力に維持することを特徴とする請求項55に記載の方法。
- 前記スパッタリングプロセスの間、前記スパッタリングプロセスのスパッタ電力を約250W未満に維持することを特徴とする請求項55に記載の方法。
- 前記堆積セレン化銀膜の銀濃度が前記セレン化銀スパッタターゲットの銀濃度とほぼ同じであることを特徴とする請求項55に記載の方法。
- 前記セレン化銀ターゲットの銀濃度が約66.7%であることを特徴とする請求項58に記載の方法。
- 前記セレン化銀膜が実質的にノジュール型欠陥を有さないことを特徴とする請求項55に記載の方法。
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PCT/US2003/026814 WO2004020683A2 (en) | 2002-08-29 | 2003-08-28 | Silver selenide film stoichiometry and morphology control in sputter deposition |
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Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1710324B1 (en) * | 2005-04-08 | 2008-12-03 | STMicroelectronics S.r.l. | PVD process and chamber for the pulsed deposition of a chalcogenide material layer of a phase change memory device |
US7574224B2 (en) * | 2005-06-13 | 2009-08-11 | Qualcomm Incorporated | Methods and apparatus for performing timing synchronization with base stations |
US7974261B2 (en) * | 2005-06-13 | 2011-07-05 | Qualcomm Incorporated | Basestation methods and apparatus for supporting timing synchronization |
US8036205B2 (en) * | 2005-06-13 | 2011-10-11 | Qualcomm Incorporated | Methods and apparatus for supporting uplinks with remote base stations |
US7812333B2 (en) * | 2007-06-28 | 2010-10-12 | Qimonda North America Corp. | Integrated circuit including resistivity changing material having a planarized surface |
TWI397601B (zh) * | 2008-03-14 | 2013-06-01 | Lam Res Corp | 用於將膜沉積至基材上的方法 |
US8134138B2 (en) | 2009-01-30 | 2012-03-13 | Seagate Technology Llc | Programmable metallization memory cell with planarized silver electrode |
FR2965569B1 (fr) * | 2010-10-04 | 2019-06-14 | X-Fab France | Utilisation d'un procede de deposition par pulverisation cathodique d'une couche de chalcogenure |
CN102080263B (zh) * | 2010-12-10 | 2012-11-07 | 同济大学 | 一种Ag2X薄膜的制备方法 |
CN103917685B (zh) | 2011-11-08 | 2016-11-09 | 东曹Smd有限公司 | 具有特殊的表面处理和良好颗粒性能的硅溅射靶及其制造方法 |
CN104828790B (zh) * | 2015-03-24 | 2017-05-17 | 武汉理工大学 | Ag2X化合物的静态载荷合成方法 |
KR102618880B1 (ko) | 2018-09-13 | 2023-12-29 | 삼성전자주식회사 | 스위칭 소자, 가변 저항 메모리 장치 및 그의 제조방법 |
Family Cites Families (210)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL258761A (ja) * | 1959-12-07 | |||
US3271591A (en) | 1963-09-20 | 1966-09-06 | Energy Conversion Devices Inc | Symmetrical current controlling device |
US3450967A (en) | 1966-09-07 | 1969-06-17 | Vitautas Balio Tolutis | Selenium memory cell containing silver up to 2 atomic percent adjacent the rectifying contact |
US3622319A (en) | 1966-10-20 | 1971-11-23 | Western Electric Co | Nonreflecting photomasks and methods of making same |
US3868651A (en) | 1970-08-13 | 1975-02-25 | Energy Conversion Devices Inc | Method and apparatus for storing and reading data in a memory having catalytic material to initiate amorphous to crystalline change in memory structure |
US3743847A (en) | 1971-06-01 | 1973-07-03 | Motorola Inc | Amorphous silicon film as a uv filter |
US4267261A (en) | 1971-07-15 | 1981-05-12 | Energy Conversion Devices, Inc. | Method for full format imaging |
US3961314A (en) | 1974-03-05 | 1976-06-01 | Energy Conversion Devices, Inc. | Structure and method for producing an image |
US3966317A (en) | 1974-04-08 | 1976-06-29 | Energy Conversion Devices, Inc. | Dry process production of archival microform records from hard copy |
US4177474A (en) | 1977-05-18 | 1979-12-04 | Energy Conversion Devices, Inc. | High temperature amorphous semiconductor member and method of making the same |
JPS5565365A (en) | 1978-11-07 | 1980-05-16 | Nippon Telegr & Teleph Corp <Ntt> | Pattern forming method |
DE2901303C2 (de) | 1979-01-15 | 1984-04-19 | Max Planck Gesellschaft Zur Foerderung Der Wissenschaften E.V., 3400 Goettingen | Festes Ionenleitermaterial, seine Verwendung und Verfahren zu dessen Herstellung |
US4312938A (en) | 1979-07-06 | 1982-01-26 | Drexler Technology Corporation | Method for making a broadband reflective laser recording and data storage medium with absorptive underlayer |
US4269935A (en) | 1979-07-13 | 1981-05-26 | Ionomet Company, Inc. | Process of doping silver image in chalcogenide layer |
US4316946A (en) | 1979-12-03 | 1982-02-23 | Ionomet Company, Inc. | Surface sensitized chalcogenide product and process for making and using the same |
JPS56126916U (ja) | 1980-02-29 | 1981-09-26 | ||
US4499557A (en) | 1980-10-28 | 1985-02-12 | Energy Conversion Devices, Inc. | Programmable cell for use in programmable electronic arrays |
US4405710A (en) | 1981-06-22 | 1983-09-20 | Cornell Research Foundation, Inc. | Ion beam exposure of (g-Gex -Se1-x) inorganic resists |
US4737379A (en) | 1982-09-24 | 1988-04-12 | Energy Conversion Devices, Inc. | Plasma deposited coatings, and low temperature plasma method of making same |
US4545111A (en) | 1983-01-18 | 1985-10-08 | Energy Conversion Devices, Inc. | Method for making, parallel preprogramming or field programming of electronic matrix arrays |
US4608296A (en) | 1983-12-06 | 1986-08-26 | Energy Conversion Devices, Inc. | Superconducting films and devices exhibiting AC to DC conversion |
JPS60184885A (ja) * | 1984-03-02 | 1985-09-20 | Sanyo Electric Co Ltd | 光学記録媒体 |
US4795657A (en) | 1984-04-13 | 1989-01-03 | Energy Conversion Devices, Inc. | Method of fabricating a programmable array |
US4673957A (en) | 1984-05-14 | 1987-06-16 | Energy Conversion Devices, Inc. | Integrated circuit compatible thin film field effect transistor and method of making same |
US4843443A (en) | 1984-05-14 | 1989-06-27 | Energy Conversion Devices, Inc. | Thin film field effect transistor and method of making same |
US4670763A (en) | 1984-05-14 | 1987-06-02 | Energy Conversion Devices, Inc. | Thin film field effect transistor |
US4769338A (en) | 1984-05-14 | 1988-09-06 | Energy Conversion Devices, Inc. | Thin film field effect transistor and method of making same |
US4668968A (en) | 1984-05-14 | 1987-05-26 | Energy Conversion Devices, Inc. | Integrated circuit compatible thin film field effect transistor and method of making same |
JPS60184885U (ja) | 1984-05-18 | 1985-12-07 | 株式会社まるか | いわし刺身等の包装具 |
US4678679A (en) | 1984-06-25 | 1987-07-07 | Energy Conversion Devices, Inc. | Continuous deposition of activated process gases |
US4646266A (en) | 1984-09-28 | 1987-02-24 | Energy Conversion Devices, Inc. | Programmable semiconductor structures and methods for using the same |
US4767695A (en) * | 1984-10-29 | 1988-08-30 | American Telephone And Telegraph Company, At&T Bell Laboratories | Nonplanar lithography and devices formed thereby |
EP0203931B1 (en) * | 1984-10-29 | 1989-03-29 | AT&T Corp. | Method of producing devices using nonplanar lithography |
US4637895A (en) | 1985-04-01 | 1987-01-20 | Energy Conversion Devices, Inc. | Gas mixtures for the vapor deposition of semiconductor material |
US4664939A (en) | 1985-04-01 | 1987-05-12 | Energy Conversion Devices, Inc. | Vertical semiconductor processor |
US4710899A (en) | 1985-06-10 | 1987-12-01 | Energy Conversion Devices, Inc. | Data storage medium incorporating a transition metal for increased switching speed |
US4671618A (en) | 1986-05-22 | 1987-06-09 | Wu Bao Gang | Liquid crystalline-plastic material having submillisecond switch times and extended memory |
US4766471A (en) | 1986-01-23 | 1988-08-23 | Energy Conversion Devices, Inc. | Thin film electro-optical devices |
US4839208A (en) * | 1986-04-30 | 1989-06-13 | Nec Corporation | Optical information recording medium |
US4818717A (en) | 1986-06-27 | 1989-04-04 | Energy Conversion Devices, Inc. | Method for making electronic matrix arrays |
US4728406A (en) | 1986-08-18 | 1988-03-01 | Energy Conversion Devices, Inc. | Method for plasma - coating a semiconductor body |
US4809044A (en) | 1986-08-22 | 1989-02-28 | Energy Conversion Devices, Inc. | Thin film overvoltage protection devices |
US4845533A (en) | 1986-08-22 | 1989-07-04 | Energy Conversion Devices, Inc. | Thin film electrical devices with amorphous carbon electrodes and method of making same |
US4788594A (en) | 1986-10-15 | 1988-11-29 | Energy Conversion Devices, Inc. | Solid state electronic camera including thin film matrix of photosensors |
US4853785A (en) | 1986-10-15 | 1989-08-01 | Energy Conversion Devices, Inc. | Electronic camera including electronic signal storage cartridge |
WO1988003310A1 (en) * | 1986-10-29 | 1988-05-05 | Dai Nippon Insatsu Kabushiki Kaisha | Draw type optical recording medium |
US4847674A (en) | 1987-03-10 | 1989-07-11 | Advanced Micro Devices, Inc. | High speed interconnect system with refractory non-dogbone contacts and an active electromigration suppression mechanism |
US4800526A (en) | 1987-05-08 | 1989-01-24 | Gaf Corporation | Memory element for information storage and retrieval system and associated process |
US4775425A (en) | 1987-07-27 | 1988-10-04 | Energy Conversion Devices, Inc. | P and n-type microcrystalline semiconductor alloy material including band gap widening elements, devices utilizing same |
US4891330A (en) | 1987-07-27 | 1990-01-02 | Energy Conversion Devices, Inc. | Method of fabricating n-type and p-type microcrystalline semiconductor alloy material including band gap widening elements |
JPH01241035A (ja) * | 1988-03-22 | 1989-09-26 | Toshiba Corp | 情報記録媒体 |
US5272359A (en) | 1988-04-07 | 1993-12-21 | California Institute Of Technology | Reversible non-volatile switch based on a TCNQ charge transfer complex |
GB8910854D0 (en) | 1989-05-11 | 1989-06-28 | British Petroleum Co Plc | Semiconductor device |
EP0405450A3 (en) * | 1989-06-30 | 1991-08-21 | Kabushiki Kaisha Toshiba | Data recording medium and method of manufacturing the same |
US5014893A (en) * | 1990-04-02 | 1991-05-14 | Chrysler Corporation | Luggage rack for a vehicle |
US5159661A (en) | 1990-10-05 | 1992-10-27 | Energy Conversion Devices, Inc. | Vertically interconnected parallel distributed processor |
US5314772A (en) | 1990-10-09 | 1994-05-24 | Arizona Board Of Regents | High resolution, multi-layer resist for microlithography and method therefor |
JPH0770731B2 (ja) | 1990-11-22 | 1995-07-31 | 松下電器産業株式会社 | 電気可塑性素子 |
US5341328A (en) | 1991-01-18 | 1994-08-23 | Energy Conversion Devices, Inc. | Electrically erasable memory elements having reduced switching current requirements and increased write/erase cycle life |
US5534712A (en) | 1991-01-18 | 1996-07-09 | Energy Conversion Devices, Inc. | Electrically erasable memory elements characterized by reduced current and improved thermal stability |
US5166758A (en) | 1991-01-18 | 1992-11-24 | Energy Conversion Devices, Inc. | Electrically erasable phase change memory |
US5406509A (en) | 1991-01-18 | 1995-04-11 | Energy Conversion Devices, Inc. | Electrically erasable, directly overwritable, multibit single cell memory elements and arrays fabricated therefrom |
US5414271A (en) | 1991-01-18 | 1995-05-09 | Energy Conversion Devices, Inc. | Electrically erasable memory elements having improved set resistance stability |
US5296716A (en) | 1991-01-18 | 1994-03-22 | Energy Conversion Devices, Inc. | Electrically erasable, directly overwritable, multibit single cell memory elements and arrays fabricated therefrom |
US5335219A (en) | 1991-01-18 | 1994-08-02 | Ovshinsky Stanford R | Homogeneous composition of microcrystalline semiconductor material, semiconductor devices and directly overwritable memory elements fabricated therefrom, and arrays fabricated from the memory elements |
US5536947A (en) | 1991-01-18 | 1996-07-16 | Energy Conversion Devices, Inc. | Electrically erasable, directly overwritable, multibit single cell memory element and arrays fabricated therefrom |
US5534711A (en) * | 1991-01-18 | 1996-07-09 | Energy Conversion Devices, Inc. | Electrically erasable, directly overwritable, multibit single cell memory elements and arrays fabricated therefrom |
US5596522A (en) | 1991-01-18 | 1997-01-21 | Energy Conversion Devices, Inc. | Homogeneous compositions of microcrystalline semiconductor material, semiconductor devices and directly overwritable memory elements fabricated therefrom, and arrays fabricated from the memory elements |
US5128099A (en) | 1991-02-15 | 1992-07-07 | Energy Conversion Devices, Inc. | Congruent state changeable optical memory material and device |
US5219788A (en) | 1991-02-25 | 1993-06-15 | Ibm Corporation | Bilayer metallization cap for photolithography |
US5177567A (en) | 1991-07-19 | 1993-01-05 | Energy Conversion Devices, Inc. | Thin-film structure for chalcogenide electrical switching devices and process therefor |
US5359205A (en) | 1991-11-07 | 1994-10-25 | Energy Conversion Devices, Inc. | Electrically erasable memory elements characterized by reduced current and improved thermal stability |
US5238862A (en) | 1992-03-18 | 1993-08-24 | Micron Technology, Inc. | Method of forming a stacked capacitor with striated electrode |
KR940004732A (ko) | 1992-08-07 | 1994-03-15 | 가나이 쯔또무 | 패턴 형성 방법 및 패턴 형성에 사용하는 박막 형성 방법 |
US5350484A (en) | 1992-09-08 | 1994-09-27 | Intel Corporation | Method for the anisotropic etching of metal films in the fabrication of interconnects |
US5818749A (en) | 1993-08-20 | 1998-10-06 | Micron Technology, Inc. | Integrated circuit memory device |
BE1007902A3 (nl) | 1993-12-23 | 1995-11-14 | Philips Electronics Nv | Schakelelement met geheugen voorzien van schottky tunnelbarriere. |
US5498558A (en) * | 1994-05-06 | 1996-03-12 | Lsi Logic Corporation | Integrated circuit structure having floating electrode with discontinuous phase of metal silicide formed on a surface thereof and process for making same |
US5651865A (en) * | 1994-06-17 | 1997-07-29 | Eni | Preferential sputtering of insulators from conductive targets |
US5500532A (en) | 1994-08-18 | 1996-03-19 | Arizona Board Of Regents | Personal electronic dosimeter |
JP2643870B2 (ja) | 1994-11-29 | 1997-08-20 | 日本電気株式会社 | 半導体記憶装置の製造方法 |
US5785828A (en) * | 1994-12-13 | 1998-07-28 | Ricoh Company, Ltd. | Sputtering target for producing optical recording medium |
US5543737A (en) | 1995-02-10 | 1996-08-06 | Energy Conversion Devices, Inc. | Logical operation circuit employing two-terminal chalcogenide switches |
US6420725B1 (en) | 1995-06-07 | 2002-07-16 | Micron Technology, Inc. | Method and apparatus for forming an integrated circuit electrode having a reduced contact area |
JP3363154B2 (ja) | 1995-06-07 | 2003-01-08 | ミクロン テクノロジー、インコーポレイテッド | 不揮発性メモリセル内のマルチステート材料と共に使用するスタック/トレンチダイオード |
US5751012A (en) | 1995-06-07 | 1998-05-12 | Micron Technology, Inc. | Polysilicon pillar diode for use in a non-volatile memory cell |
US5879955A (en) | 1995-06-07 | 1999-03-09 | Micron Technology, Inc. | Method for fabricating an array of ultra-small pores for chalcogenide memory cells |
US5789758A (en) | 1995-06-07 | 1998-08-04 | Micron Technology, Inc. | Chalcogenide memory cell with a plurality of chalcogenide electrodes |
US5869843A (en) | 1995-06-07 | 1999-02-09 | Micron Technology, Inc. | Memory array having a multi-state element and method for forming such array or cells thereof |
US5555537A (en) | 1995-06-30 | 1996-09-10 | International Business Machines Corporation | Optical data storage system with multiple write-once phase-change recording layers |
US5714768A (en) | 1995-10-24 | 1998-02-03 | Energy Conversion Devices, Inc. | Second-layer phase change memory array on top of a logic device |
US5694054A (en) | 1995-11-28 | 1997-12-02 | Energy Conversion Devices, Inc. | Integrated drivers for flat panel displays employing chalcogenide logic elements |
US5591501A (en) | 1995-12-20 | 1997-01-07 | Energy Conversion Devices, Inc. | Optical recording medium having a plurality of discrete phase change data recording points |
US6653733B1 (en) * | 1996-02-23 | 2003-11-25 | Micron Technology, Inc. | Conductors in semiconductor devices |
US5687112A (en) | 1996-04-19 | 1997-11-11 | Energy Conversion Devices, Inc. | Multibit single cell memory element having tapered contact |
US5852870A (en) | 1996-04-24 | 1998-12-29 | Amkor Technology, Inc. | Method of making grid array assembly |
US5851882A (en) | 1996-05-06 | 1998-12-22 | Micron Technology, Inc. | ZPROM manufacture and design and methods for forming thin structures using spacers as an etching mask |
US5761115A (en) | 1996-05-30 | 1998-06-02 | Axon Technologies Corporation | Programmable metallization cell structure and method of making same |
US5789277A (en) | 1996-07-22 | 1998-08-04 | Micron Technology, Inc. | Method of making chalogenide memory device |
US5814527A (en) | 1996-07-22 | 1998-09-29 | Micron Technology, Inc. | Method of making small pores defined by a disposable internal spacer for use in chalcogenide memories |
US5998244A (en) * | 1996-08-22 | 1999-12-07 | Micron Technology, Inc. | Memory cell incorporating a chalcogenide element and method of making same |
US5825046A (en) | 1996-10-28 | 1998-10-20 | Energy Conversion Devices, Inc. | Composite memory material comprising a mixture of phase-change memory material and dielectric material |
US6087674A (en) | 1996-10-28 | 2000-07-11 | Energy Conversion Devices, Inc. | Memory element with memory material comprising phase-change material and dielectric material |
US5846889A (en) | 1997-03-14 | 1998-12-08 | The United States Of America As Represented By The Secretary Of The Navy | Infrared transparent selenide glasses |
US5998066A (en) | 1997-05-16 | 1999-12-07 | Aerial Imaging Corporation | Gray scale mask and depth pattern transfer technique using inorganic chalcogenide glass |
US6031287A (en) | 1997-06-18 | 2000-02-29 | Micron Technology, Inc. | Contact structure and memory element incorporating the same |
US5933365A (en) | 1997-06-19 | 1999-08-03 | Energy Conversion Devices, Inc. | Memory element with energy control mechanism |
US6051511A (en) | 1997-07-31 | 2000-04-18 | Micron Technology, Inc. | Method and apparatus for reducing isolation stress in integrated circuits |
JP3570169B2 (ja) * | 1997-08-22 | 2004-09-29 | 松下電器産業株式会社 | 光学情報記録媒体 |
WO1999028914A2 (en) | 1997-12-04 | 1999-06-10 | Axon Technologies Corporation | Programmable sub-surface aggregating metallization structure and method of making same |
US6011757A (en) | 1998-01-27 | 2000-01-04 | Ovshinsky; Stanford R. | Optical recording media having increased erasability |
US6141241A (en) | 1998-06-23 | 2000-10-31 | Energy Conversion Devices, Inc. | Universal memory element with systems employing same and apparatus and method for reading, writing and programming same |
US5912839A (en) | 1998-06-23 | 1999-06-15 | Energy Conversion Devices, Inc. | Universal memory element and method of programming same |
US6297170B1 (en) | 1998-06-23 | 2001-10-02 | Vlsi Technology, Inc. | Sacrificial multilayer anti-reflective coating for mos gate formation |
US6388324B2 (en) * | 1998-08-31 | 2002-05-14 | Arizona Board Of Regents | Self-repairing interconnections for electrical circuits |
US6469364B1 (en) | 1998-08-31 | 2002-10-22 | Arizona Board Of Regents | Programmable interconnection system for electrical circuits |
US6268662B1 (en) * | 1998-10-14 | 2001-07-31 | Texas Instruments Incorporated | Wire bonded flip-chip assembly of semiconductor devices |
US6487106B1 (en) | 1999-01-12 | 2002-11-26 | Arizona Board Of Regents | Programmable microelectronic devices and method of forming and programming same |
US6635914B2 (en) * | 2000-09-08 | 2003-10-21 | Axon Technologies Corp. | Microelectronic programmable device and methods of forming and programming the same |
US6825489B2 (en) * | 2001-04-06 | 2004-11-30 | Axon Technologies Corporation | Microelectronic device, structure, and system, including a memory structure having a variable programmable property and method of forming the same |
US6177338B1 (en) | 1999-02-08 | 2001-01-23 | Taiwan Semiconductor Manufacturing Company | Two step barrier process |
WO2000048196A1 (en) | 1999-02-11 | 2000-08-17 | Arizona Board Of Regents | Programmable microelectronic devices and methods of forming and programming same |
US6072716A (en) | 1999-04-14 | 2000-06-06 | Massachusetts Institute Of Technology | Memory structures and methods of making same |
US6143604A (en) | 1999-06-04 | 2000-11-07 | Taiwan Semiconductor Manufacturing Company | Method for fabricating small-size two-step contacts for word-line strapping on dynamic random access memory (DRAM) |
US6350679B1 (en) * | 1999-08-03 | 2002-02-26 | Micron Technology, Inc. | Methods of providing an interlevel dielectric layer intermediate different elevation conductive metal layers in the fabrication of integrated circuitry |
US20030107105A1 (en) | 1999-08-31 | 2003-06-12 | Kozicki Michael N. | Programmable chip-to-substrate interconnect structure and device and method of forming same |
US6423628B1 (en) | 1999-10-22 | 2002-07-23 | Lsi Logic Corporation | Method of forming integrated circuit structure having low dielectric constant material and having silicon oxynitride caps over closely spaced apart metal lines |
US6865117B2 (en) | 2000-02-11 | 2005-03-08 | Axon Technologies Corporation | Programming circuit for a programmable microelectronic device, system including the circuit, and method of forming the same |
US6914802B2 (en) * | 2000-02-11 | 2005-07-05 | Axon Technologies Corporation | Microelectronic photonic structure and device and method of forming the same |
US6586676B2 (en) * | 2000-05-15 | 2003-07-01 | Texas Instruments Incorporated | Plastic chip-scale package having integrated passive components |
US6501111B1 (en) | 2000-06-30 | 2002-12-31 | Intel Corporation | Three-dimensional (3D) programmable device |
US6563156B2 (en) | 2001-03-15 | 2003-05-13 | Micron Technology, Inc. | Memory elements and methods for making same |
US6440837B1 (en) | 2000-07-14 | 2002-08-27 | Micron Technology, Inc. | Method of forming a contact structure in a semiconductor device |
WO2002021542A1 (en) | 2000-09-08 | 2002-03-14 | Axon Technologies Corporation | Microelectronic programmable device and methods of forming and programming the same |
US6339544B1 (en) | 2000-09-29 | 2002-01-15 | Intel Corporation | Method to enhance performance of thermal resistor device |
US6429064B1 (en) | 2000-09-29 | 2002-08-06 | Intel Corporation | Reduced contact area of sidewall conductor |
US6404665B1 (en) | 2000-09-29 | 2002-06-11 | Intel Corporation | Compositionally modified resistive electrode |
US6555860B2 (en) * | 2000-09-29 | 2003-04-29 | Intel Corporation | Compositionally modified resistive electrode |
US6567293B1 (en) * | 2000-09-29 | 2003-05-20 | Ovonyx, Inc. | Single level metal memory cell using chalcogenide cladding |
US6563164B2 (en) * | 2000-09-29 | 2003-05-13 | Ovonyx, Inc. | Compositionally modified resistive electrode |
US6348385B1 (en) * | 2000-11-30 | 2002-02-19 | Chartered Semiconductor Manufacturing Ltd. | Method for a short channel CMOS transistor with small overlay capacitance using in-situ doped spacers with a low dielectric constant |
US6653193B2 (en) * | 2000-12-08 | 2003-11-25 | Micron Technology, Inc. | Resistance variable device |
US6649928B2 (en) | 2000-12-13 | 2003-11-18 | Intel Corporation | Method to selectively remove one side of a conductive bottom electrode of a phase-change memory cell and structure obtained thereby |
US6696355B2 (en) * | 2000-12-14 | 2004-02-24 | Ovonyx, Inc. | Method to selectively increase the top resistance of the lower programming electrode in a phase-change memory |
US6437383B1 (en) | 2000-12-21 | 2002-08-20 | Intel Corporation | Dual trench isolation for a phase-change memory cell and method of making same |
US6569705B2 (en) * | 2000-12-21 | 2003-05-27 | Intel Corporation | Metal structure for a phase-change memory device |
US6534781B2 (en) * | 2000-12-26 | 2003-03-18 | Ovonyx, Inc. | Phase-change memory bipolar array utilizing a single shallow trench isolation for creating an individual active area region for two memory array elements and one bipolar base contact |
US6646297B2 (en) | 2000-12-26 | 2003-11-11 | Ovonyx, Inc. | Lower electrode isolation in a double-wide trench |
US6531373B2 (en) * | 2000-12-27 | 2003-03-11 | Ovonyx, Inc. | Method of forming a phase-change memory cell using silicon on insulator low electrode in charcogenide elements |
US6687427B2 (en) * | 2000-12-29 | 2004-02-03 | Intel Corporation | Optic switch |
US6638820B2 (en) | 2001-02-08 | 2003-10-28 | Micron Technology, Inc. | Method of forming chalcogenide comprising devices, method of precluding diffusion of a metal into adjacent chalcogenide material, and chalcogenide comprising devices |
US6727192B2 (en) | 2001-03-01 | 2004-04-27 | Micron Technology, Inc. | Methods of metal doping a chalcogenide material |
US6348365B1 (en) | 2001-03-02 | 2002-02-19 | Micron Technology, Inc. | PCRAM cell manufacturing |
US6818481B2 (en) | 2001-03-07 | 2004-11-16 | Micron Technology, Inc. | Method to manufacture a buried electrode PCRAM cell |
US6734455B2 (en) * | 2001-03-15 | 2004-05-11 | Micron Technology, Inc. | Agglomeration elimination for metal sputter deposition of chalcogenides |
US6473332B1 (en) | 2001-04-04 | 2002-10-29 | The University Of Houston System | Electrically variable multi-state resistance computing |
DE60220912T2 (de) | 2001-05-07 | 2008-02-28 | Advanced Micro Devices, Inc., Sunnyvale | Speichervorrichtung mit einem sich selbst einbauenden polymer und verfahren zur herstellung derselben |
US7102150B2 (en) | 2001-05-11 | 2006-09-05 | Harshfield Steven T | PCRAM memory cell and method of making same |
US6480438B1 (en) | 2001-06-12 | 2002-11-12 | Ovonyx, Inc. | Providing equal cell programming conditions across a large and high density array of phase-change memory cells |
US6589714B2 (en) | 2001-06-26 | 2003-07-08 | Ovonyx, Inc. | Method for making programmable resistance memory element using silylated photoresist |
US6613604B2 (en) | 2001-08-02 | 2003-09-02 | Ovonyx, Inc. | Method for making small pore for use in programmable resistance memory element |
US6487113B1 (en) | 2001-06-29 | 2002-11-26 | Ovonyx, Inc. | Programming a phase-change memory with slow quench time |
US6462984B1 (en) | 2001-06-29 | 2002-10-08 | Intel Corporation | Biasing scheme of floating unselected wordlines and bitlines of a diode-based memory array |
US6570784B2 (en) * | 2001-06-29 | 2003-05-27 | Ovonyx, Inc. | Programming a phase-change material memory |
US6673700B2 (en) * | 2001-06-30 | 2004-01-06 | Ovonyx, Inc. | Reduced area intersection between electrode and programming element |
US6605527B2 (en) | 2001-06-30 | 2003-08-12 | Intel Corporation | Reduced area intersection between electrode and programming element |
US6511862B2 (en) * | 2001-06-30 | 2003-01-28 | Ovonyx, Inc. | Modified contact for programmable devices |
US6642102B2 (en) | 2001-06-30 | 2003-11-04 | Intel Corporation | Barrier material encapsulation of programmable material |
US6511867B2 (en) * | 2001-06-30 | 2003-01-28 | Ovonyx, Inc. | Utilizing atomic layer deposition for programmable device |
US6514805B2 (en) * | 2001-06-30 | 2003-02-04 | Intel Corporation | Trench sidewall profile for device isolation |
US6951805B2 (en) * | 2001-08-01 | 2005-10-04 | Micron Technology, Inc. | Method of forming integrated circuitry, method of forming memory circuitry, and method of forming random access memory circuitry |
US6590807B2 (en) | 2001-08-02 | 2003-07-08 | Intel Corporation | Method for reading a structural phase-change memory |
US6576543B2 (en) * | 2001-08-20 | 2003-06-10 | Taiwan Semiconductor Manufacturing Co., Ltd. | Method for selectively depositing diffusion barriers |
US6737312B2 (en) * | 2001-08-27 | 2004-05-18 | Micron Technology, Inc. | Method of fabricating dual PCRAM cells sharing a common electrode |
US6881623B2 (en) * | 2001-08-29 | 2005-04-19 | Micron Technology, Inc. | Method of forming chalcogenide comprising devices, method of forming a programmable memory cell of memory circuitry, and a chalcogenide comprising device |
US6955940B2 (en) * | 2001-08-29 | 2005-10-18 | Micron Technology, Inc. | Method of forming chalcogenide comprising devices |
US6784018B2 (en) * | 2001-08-29 | 2004-08-31 | Micron Technology, Inc. | Method of forming chalcogenide comprising devices and method of forming a programmable memory cell of memory circuitry |
US6709958B2 (en) * | 2001-08-30 | 2004-03-23 | Micron Technology, Inc. | Integrated circuit device and fabrication using metal-doped chalcogenide materials |
US6646902B2 (en) * | 2001-08-30 | 2003-11-11 | Micron Technology, Inc. | Method of retaining memory state in a programmable conductor RAM |
US20030047765A1 (en) * | 2001-08-30 | 2003-03-13 | Campbell Kristy A. | Stoichiometry for chalcogenide glasses useful for memory devices and method of formation |
US6507061B1 (en) * | 2001-08-31 | 2003-01-14 | Intel Corporation | Multiple layer phase-change memory |
EP1428212A4 (en) * | 2001-09-01 | 2008-01-09 | Energy Conversion Devices Inc | STORING DATA INCREASED IN OPTICAL MEMORY AND RECOVERY SYSTEMS USING BLUE LASERS AND / OR PLASMON LENSES |
US6586761B2 (en) | 2001-09-07 | 2003-07-01 | Intel Corporation | Phase change material memory device |
US6545287B2 (en) * | 2001-09-07 | 2003-04-08 | Intel Corporation | Using selective deposition to form phase-change memory cells |
US6690026B2 (en) * | 2001-09-28 | 2004-02-10 | Intel Corporation | Method of fabricating a three-dimensional array of active media |
WO2003032392A2 (en) | 2001-10-09 | 2003-04-17 | Axon Technologies Corporation | Programmable microelectronic device, structure, and system, and method of forming the same |
US6566700B2 (en) * | 2001-10-11 | 2003-05-20 | Ovonyx, Inc. | Carbon-containing interfacial layer for phase-change memory |
DE60212679D1 (de) | 2001-10-26 | 2006-08-03 | Univ Arizona | Programmierbare oberflächenkontrollbauelemente sowie deren anwendung |
US6545907B1 (en) * | 2001-10-30 | 2003-04-08 | Ovonyx, Inc. | Technique and apparatus for performing write operations to a phase change material memory device |
US6576921B2 (en) | 2001-11-08 | 2003-06-10 | Intel Corporation | Isolating phase change material memory cells |
US6815818B2 (en) * | 2001-11-19 | 2004-11-09 | Micron Technology, Inc. | Electrode structure for use in an integrated circuit |
US6791859B2 (en) * | 2001-11-20 | 2004-09-14 | Micron Technology, Inc. | Complementary bit PCRAM sense amplifier and method of operation |
US6873538B2 (en) | 2001-12-20 | 2005-03-29 | Micron Technology, Inc. | Programmable conductor random access memory and a method for writing thereto |
US6625054B2 (en) | 2001-12-28 | 2003-09-23 | Intel Corporation | Method and apparatus to program a phase change memory |
US6667900B2 (en) | 2001-12-28 | 2003-12-23 | Ovonyx, Inc. | Method and apparatus to operate a memory cell |
US6512241B1 (en) * | 2001-12-31 | 2003-01-28 | Intel Corporation | Phase change material memory device |
US6909656B2 (en) | 2002-01-04 | 2005-06-21 | Micron Technology, Inc. | PCRAM rewrite prevention |
US20030143782A1 (en) | 2002-01-31 | 2003-07-31 | Gilton Terry L. | Methods of forming germanium selenide comprising devices and methods of forming silver selenide comprising structures |
US6867064B2 (en) | 2002-02-15 | 2005-03-15 | Micron Technology, Inc. | Method to alter chalcogenide glass for improved switching characteristics |
US6791885B2 (en) | 2002-02-19 | 2004-09-14 | Micron Technology, Inc. | Programmable conductor random access memory and method for sensing same |
US7151273B2 (en) * | 2002-02-20 | 2006-12-19 | Micron Technology, Inc. | Silver-selenide/chalcogenide glass stack for resistance variable memory |
US6849868B2 (en) * | 2002-03-14 | 2005-02-01 | Micron Technology, Inc. | Methods and apparatus for resistance variable material cells |
WO2003079463A2 (en) | 2002-03-15 | 2003-09-25 | Axon Technologies Corporation | Programmable structure, an array including the structure, and methods of forming the same |
US6660136B2 (en) * | 2002-03-27 | 2003-12-09 | Micron Technology, Inc. | Method of forming a non-volatile resistance variable device and method of forming a metal layer comprising silver and tungsten |
US20040014314A1 (en) * | 2002-04-24 | 2004-01-22 | Brooks Joseph F. | Evaporative deposition with enhanced film uniformity and stoichiometry |
US6671710B2 (en) | 2002-05-10 | 2003-12-30 | Energy Conversion Devices, Inc. | Methods of computing with digital multistate phase change materials |
US6890790B2 (en) * | 2002-06-06 | 2005-05-10 | Micron Technology, Inc. | Co-sputter deposition of metal-doped chalcogenides |
US7015494B2 (en) * | 2002-07-10 | 2006-03-21 | Micron Technology, Inc. | Assemblies displaying differential negative resistance |
US6918382B2 (en) * | 2002-08-26 | 2005-07-19 | Energy Conversion Devices, Inc. | Hydrogen powered scooter |
US7799180B2 (en) * | 2003-11-14 | 2010-09-21 | Micron Technology, Inc. | Silver selenide sputtered films and method and apparatus for controlling defect formation in silver selenide sputtered films |
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KR20050059097A (ko) | 2005-06-17 |
KR20060106936A (ko) | 2006-10-12 |
WO2004020683A2 (en) | 2004-03-11 |
US9552986B2 (en) | 2017-01-24 |
AU2003270012A1 (en) | 2004-03-19 |
EP1573081A2 (en) | 2005-09-14 |
KR100732498B1 (ko) | 2007-06-27 |
US20050098428A1 (en) | 2005-05-12 |
US7049009B2 (en) | 2006-05-23 |
US20080210921A1 (en) | 2008-09-04 |
CN1871662A (zh) | 2006-11-29 |
JP4164068B2 (ja) | 2008-10-08 |
KR20070038178A (ko) | 2007-04-09 |
KR100669611B1 (ko) | 2007-01-16 |
AU2003270012A8 (en) | 2004-03-19 |
KR20060106937A (ko) | 2006-10-12 |
KR100741941B1 (ko) | 2007-07-24 |
KR100782244B1 (ko) | 2007-12-05 |
CN1871662B (zh) | 2010-05-05 |
US20040040835A1 (en) | 2004-03-04 |
KR20070036803A (ko) | 2007-04-03 |
EP1573081A3 (en) | 2005-12-07 |
US7364644B2 (en) | 2008-04-29 |
US20140224646A1 (en) | 2014-08-14 |
KR100669612B1 (ko) | 2007-01-16 |
WO2004020683A3 (en) | 2005-10-20 |
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