DE69502742D1 - Umwandlung eines dotierten polykristallinen Materials in einen Einkristall - Google Patents

Umwandlung eines dotierten polykristallinen Materials in einen Einkristall

Info

Publication number
DE69502742D1
DE69502742D1 DE69502742T DE69502742T DE69502742D1 DE 69502742 D1 DE69502742 D1 DE 69502742D1 DE 69502742 T DE69502742 T DE 69502742T DE 69502742 T DE69502742 T DE 69502742T DE 69502742 D1 DE69502742 D1 DE 69502742D1
Authority
DE
Germany
Prior art keywords
conversion
single crystal
doped polycrystalline
polycrystalline material
doped
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69502742T
Other languages
English (en)
Other versions
DE69502742T2 (de
Inventor
Curtis Edward Scott
Mary Sue Kaliszewski
Lionel Monty Levinson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of DE69502742D1 publication Critical patent/DE69502742D1/de
Publication of DE69502742T2 publication Critical patent/DE69502742T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B1/00—Single-crystal growth directly from the solid state
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
    • C30B29/10—Inorganic compounds or compositions
    • C30B29/16—Oxides
    • C30B29/20—Aluminium oxides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
DE69502742T 1994-02-14 1995-01-17 Umwandlung eines dotierten polykristallinen Materials in einen Einkristall Expired - Fee Related DE69502742T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/195,187 US5487353A (en) 1994-02-14 1994-02-14 Conversion of doped polycrystalline material to single crystal

Publications (2)

Publication Number Publication Date
DE69502742D1 true DE69502742D1 (de) 1998-07-09
DE69502742T2 DE69502742T2 (de) 1999-01-07

Family

ID=22720374

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69502742T Expired - Fee Related DE69502742T2 (de) 1994-02-14 1995-01-17 Umwandlung eines dotierten polykristallinen Materials in einen Einkristall

Country Status (7)

Country Link
US (3) US5487353A (de)
EP (1) EP0667404B1 (de)
JP (1) JPH07267790A (de)
CN (1) CN1153856C (de)
CA (1) CA2141131C (de)
DE (1) DE69502742T2 (de)
HU (1) HUT70794A (de)

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US6126889A (en) * 1998-02-11 2000-10-03 General Electric Company Process of preparing monolithic seal for sapphire CMH lamp
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US6583563B1 (en) 1998-04-28 2003-06-24 General Electric Company Ceramic discharge chamber for a discharge lamp
US6214427B1 (en) 1998-08-28 2001-04-10 General Electric Company Method of making an electronic device having a single crystal substrate formed by solid state crystal conversion
US6299681B1 (en) 1998-11-27 2001-10-09 General Electric Company Single crystal conversion control
US6414436B1 (en) * 1999-02-01 2002-07-02 Gem Lighting Llc Sapphire high intensity discharge projector lamp
JP4613408B2 (ja) * 1999-10-15 2011-01-19 日本碍子株式会社 高圧放電灯用発光管の製造方法
US6592808B1 (en) 1999-12-30 2003-07-15 General Electric Company Cermet sintering of ceramic discharge chambers
EP1279187B1 (de) * 2000-04-26 2004-07-14 Cornell Research Foundation, Inc. Lampe mit einer faser für ein verbessertes zündfeld
US6475942B1 (en) * 2000-09-05 2002-11-05 General Electric Company Conversion of polycrystalline alumina to single crystal sapphire using molybdenum doping
US6623509B2 (en) 2000-12-14 2003-09-23 Core Medical, Inc. Apparatus and methods for sealing vascular punctures
US6890343B2 (en) 2000-12-14 2005-05-10 Ensure Medical, Inc. Plug with detachable guidewire element and methods for use
US8083768B2 (en) 2000-12-14 2011-12-27 Ensure Medical, Inc. Vascular plug having composite construction
US6896692B2 (en) 2000-12-14 2005-05-24 Ensure Medical, Inc. Plug with collet and apparatus and method for delivering such plugs
US6846319B2 (en) 2000-12-14 2005-01-25 Core Medical, Inc. Devices for sealing openings through tissue and apparatus and methods for delivering them
US6741033B2 (en) 2001-03-20 2004-05-25 General Electric Company High transmittance alumina for ceramic metal halide lamps
US6743259B2 (en) * 2001-08-03 2004-06-01 Core Medical, Inc. Lung assist apparatus and methods for use
US6645205B2 (en) 2001-08-15 2003-11-11 Core Medical, Inc. Apparatus and methods for reducing lung volume
DE10141961A1 (de) * 2001-08-28 2003-03-20 Philips Corp Intellectual Pty Entladungslampe und Außenkolben hierfür
US6873108B2 (en) * 2001-09-14 2005-03-29 Osram Sylvania Inc. Monolithic seal for a sapphire metal halide lamp
US8852229B2 (en) 2003-10-17 2014-10-07 Cordis Corporation Locator and closure device and method of use
US7361183B2 (en) 2003-10-17 2008-04-22 Ensure Medical, Inc. Locator and delivery device and method of use
US20060071603A1 (en) * 2004-10-04 2006-04-06 Levis Maurice E Ultra high luminance (UHL) lamp with SCA envelope
US20060202627A1 (en) * 2005-03-09 2006-09-14 General Electric Company Ceramic arctubes for discharge lamps
US8088144B2 (en) 2005-05-04 2012-01-03 Ensure Medical, Inc. Locator and closure device and method of use
US8926654B2 (en) 2005-05-04 2015-01-06 Cordis Corporation Locator and closure device and method of use
US7952291B2 (en) * 2007-03-15 2011-05-31 Osram Sylvania Inc. Discharge lamp having a visual-change timer
US8157912B2 (en) * 2007-09-11 2012-04-17 Osram Sylvania Inc. Method of converting PCA to sapphire and converted article
CN101307484B (zh) * 2008-02-04 2011-08-31 中国科学院上海硅酸盐研究所 多晶-单晶固相转化方法
US20090211514A1 (en) * 2008-02-26 2009-08-27 Lehigh University Single crystal conversion process
DE102008053856A1 (de) 2008-10-30 2010-05-12 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Flexible und infiltrierbare Bündel aus Keramik- oder Metallfasern mit stark vergröbertem Gefüge und Verfahren zu deren Herstellung
US8278233B2 (en) * 2009-09-09 2012-10-02 Ngk Insulators, Ltd. Translucent polycrystalline sintered body, method for producing the same, and arc tube for high-intensity discharge lamp
WO2013054219A1 (en) * 2011-10-11 2013-04-18 Koninklijke Philips Electronics N.V. Diffusive ceramic envelope
JP6092015B2 (ja) * 2013-06-19 2017-03-08 日本碍子株式会社 単結晶体の製造方法
USD786382S1 (en) 2015-02-13 2017-05-09 Intex Marketing Ltd. Inflatable pool
CN107829132A (zh) * 2017-10-10 2018-03-23 上海应用技术大学 一种制备氧化铝单晶的方法
KR102343000B1 (ko) * 2019-12-11 2021-12-23 한국세라믹기술원 판상 단결정 보석 분말의 제조방법

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US4402787A (en) * 1979-05-31 1983-09-06 Ngk Insulators, Ltd. Method for producing a single crystal
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JPS6221794A (ja) * 1985-07-17 1987-01-30 Matsushima Kogyo Co Ltd 集光加熱装置によるブル−サフアイア単結晶の製造方法
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JPH0488325A (ja) * 1990-07-31 1992-03-23 Sumitomo Electric Ind Ltd ファイバー型波長変換素子の製造方法

Also Published As

Publication number Publication date
EP0667404A1 (de) 1995-08-16
JPH07267790A (ja) 1995-10-17
CA2141131A1 (en) 1995-08-15
DE69502742T2 (de) 1999-01-07
US5683949A (en) 1997-11-04
US5588992A (en) 1996-12-31
HU9500380D0 (en) 1995-03-28
US5487353A (en) 1996-01-30
EP0667404B1 (de) 1998-06-03
CN1153856C (zh) 2004-06-16
CN1113523A (zh) 1995-12-20
CA2141131C (en) 2006-04-04
HUT70794A (en) 1995-11-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee