KR100796122B1 - 화합물 반도체 나노결정의 표면 처리를 통한 양자효율 향상 - Google Patents
화합물 반도체 나노결정의 표면 처리를 통한 양자효율 향상 Download PDFInfo
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- KR100796122B1 KR100796122B1 KR1020030063229A KR20030063229A KR100796122B1 KR 100796122 B1 KR100796122 B1 KR 100796122B1 KR 1020030063229 A KR1020030063229 A KR 1020030063229A KR 20030063229 A KR20030063229 A KR 20030063229A KR 100796122 B1 KR100796122 B1 KR 100796122B1
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- nanocrystals
- compound semiconductor
- reducing agent
- semiconductor nanocrystals
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- 238000004381 surface treatment Methods 0.000 title abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 32
- 239000002159 nanocrystal Substances 0.000 claims abstract description 31
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 18
- 239000004065 semiconductor Substances 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 24
- -1 hydride ions Chemical class 0.000 claims description 9
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- 238000001308 synthesis method Methods 0.000 claims description 7
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- XTAZYLNFDRKIHJ-UHFFFAOYSA-N n,n-dioctyloctan-1-amine Chemical compound CCCCCCCCN(CCCCCCCC)CCCCCCCC XTAZYLNFDRKIHJ-UHFFFAOYSA-N 0.000 description 5
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 5
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- NLECPILJYUVNEH-UHFFFAOYSA-N 1-[octoxy(octyl)phosphoryl]oxyoctane Chemical compound CCCCCCCCOP(=O)(CCCCCCCC)OCCCCCCCC NLECPILJYUVNEH-UHFFFAOYSA-N 0.000 description 1
- GKWLILHTTGWKLQ-UHFFFAOYSA-N 2,3-dihydrothieno[3,4-b][1,4]dioxine Chemical compound O1CCOC2=CSC=C21 GKWLILHTTGWKLQ-UHFFFAOYSA-N 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82B—NANOSTRUCTURES FORMED BY MANIPULATION OF INDIVIDUAL ATOMS, MOLECULES, OR LIMITED COLLECTIONS OF ATOMS OR MOLECULES AS DISCRETE UNITS; MANUFACTURE OR TREATMENT THEREOF
- B82B3/00—Manufacture or treatment of nanostructures by manipulation of individual atoms or molecules, or limited collections of atoms or molecules as discrete units
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B19/00—Selenium; Tellurium; Compounds thereof
- C01B19/007—Tellurides or selenides of metals
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y20/00—Nanooptics, e.g. quantum optics or photonic crystals
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/10—Compounds of cadmium
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/10—Compounds of cadmium
- C09C1/12—Cadmium sulfoselenide
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/38—Compounds of mercury
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
- C09K11/56—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing sulfur
- C09K11/562—Chalcogenides
- C09K11/565—Chalcogenides with zinc cadmium
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
- C09K11/88—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing selenium, tellurium or unspecified chalcogen elements
- C09K11/881—Chalcogenides
- C09K11/883—Chalcogenides with zinc or cadmium
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- 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
- C30B29/60—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape characterised by shape
- C30B29/605—Products containing multiple oriented crystallites, e.g. columnar crystallites
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- 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
- C30B33/00—After-treatment of single crystals or homogeneous polycrystalline material with defined structure
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- 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
- C30B7/00—Single-crystal growth from solutions using solvents which are liquid at normal temperature, e.g. aqueous solutions
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
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Abstract
Description
Claims (14)
- 화학적 습식 합성법에 의하여 제조된 화합물 반도체 나노결정을 환원제로 표면 처리하여 양자효율을 향상시키는 방법.
- 제 1항에 있어서, 상기 반도체 나노결정이 CdS, CdSe, CdTe, ZnS, ZnSe, ZnTe, HgS, HgSe, HgTe, GaN, GaP, GaAs, InP, 및 InAs로 이루어진 군으로부터 선택된 1종 이상의 물질로 이루어진 것을 특징으로 하는 방법.
- 제 2항에 있어서, 상기 화합물 반도체가 코어-쉘 구조 또는 합금 형태인 것을 특징으로 하는 방법.
- 제 1항에 있어서, 상기 환원제로는 하이드라이드 이온(H-)를 제공할 수 있는 염, 유기 환원제, 환원성 가스 또는 상기 가스를 녹인 용액을 사용하는 것을 특징으로 하는 방법.
- 삭제
- 삭제
- 삭제
- 제 1항에 있어서, 상기 나노결정과 환원제의 무게비가 1:10 내지 10:1인 것을 특징으로 하는 방법.
- 제 1항에 있어서, 상기 나노결정의 표면 처리가 0 내지 100℃에서 이루어지는 것을 특징으로 하는 방법.
- 제 1항에 있어서, 상기 나노결정의 표면 처리가 1초 내지 2일 동안 이루어지는 것을 특징으로 하는 방법.
- 제 1항에 있어서, 상기 나노결정이 구형, 막대형, 트리포드(tripod)형, 테트라포드(tetrapod)형, 입방체(cube)형, 박스(box)형 또는 스타(star)형인 것을 특징으로 하는 방법.
- 제 1항에 있어서, 상기 나노결정의 크기가 1 내지 50nm인 것을 특징으로 하는 방법.
- 환원제에 의해 표면처리된 화합물 반도체 나노결정.
- 다수개의 유기층 및 무기층으로 이루어진 전기발광 소자에 있어서, 발광층이 환원제에 의해 표면처리된 화합물 반도체 나노결정을 포함하는 것을 특징으로 하는 유기 전기발광 소자.
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KR1020030063229A KR100796122B1 (ko) | 2003-09-09 | 2003-09-09 | 화합물 반도체 나노결정의 표면 처리를 통한 양자효율 향상 |
US10/785,067 US7288468B2 (en) | 2003-09-09 | 2004-02-25 | Luminescent efficiency of semiconductor nanocrystals by surface treatment |
EP04255157A EP1516944B1 (en) | 2003-09-09 | 2004-08-26 | The improvement of the luminescent efficiency of Semiconductor Nanocrystals by Surface Treatment |
EP10185929.6A EP2284296B1 (en) | 2003-09-09 | 2004-08-26 | The improvement of the luminescent efficiency of semiconductor nanocrystals by surface treatment |
CNA200410078547XA CN1595673A (zh) | 2003-09-09 | 2004-09-09 | 通过表面处理改善半导体纳米晶体的发光效率 |
CN2010102698293A CN101974335B (zh) | 2003-09-09 | 2004-09-09 | 通过表面处理改善半导体纳米晶体的发光效率 |
JP2004262380A JP4928071B2 (ja) | 2003-09-09 | 2004-09-09 | 半導体ナノ結晶の量子効率向上方法、半導体ナノ結晶および有機電気発光素子 |
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KR1020030063229A KR100796122B1 (ko) | 2003-09-09 | 2003-09-09 | 화합물 반도체 나노결정의 표면 처리를 통한 양자효율 향상 |
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EP (2) | EP1516944B1 (ko) |
JP (1) | JP4928071B2 (ko) |
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CN (2) | CN1595673A (ko) |
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KR100449860B1 (ko) | 2001-12-15 | 2004-09-22 | 에스케이 텔레콤주식회사 | 이동 통신망에서의 심플 인터넷 프로토콜 패킷 망 기반이동 화상전화 서비스 제공 방법 |
US6878184B1 (en) * | 2002-08-09 | 2005-04-12 | Kovio, Inc. | Nanoparticle synthesis and the formation of inks therefrom |
CN1174080C (zh) * | 2002-10-10 | 2004-11-03 | 武汉大学 | CdSe/CdS或CdSe/ZnS核/壳型量子点的制备方法 |
US6853669B2 (en) * | 2002-12-10 | 2005-02-08 | Ut-Battelle, Llc | Nanocrystal waveguide (NOW) laser |
-
2003
- 2003-09-09 KR KR1020030063229A patent/KR100796122B1/ko active IP Right Grant
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2004
- 2004-02-25 US US10/785,067 patent/US7288468B2/en not_active Expired - Lifetime
- 2004-08-26 EP EP04255157A patent/EP1516944B1/en not_active Expired - Lifetime
- 2004-08-26 EP EP10185929.6A patent/EP2284296B1/en not_active Expired - Lifetime
- 2004-09-09 CN CNA200410078547XA patent/CN1595673A/zh active Pending
- 2004-09-09 CN CN2010102698293A patent/CN101974335B/zh not_active Expired - Lifetime
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Publication number | Priority date | Publication date | Assignee | Title |
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US6576291B2 (en) | 2000-12-08 | 2003-06-10 | Massachusetts Institute Of Technology | Preparation of nanocrystallites |
Also Published As
Publication number | Publication date |
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EP1516944B1 (en) | 2011-12-21 |
EP1516944A1 (en) | 2005-03-23 |
JP4928071B2 (ja) | 2012-05-09 |
CN1595673A (zh) | 2005-03-16 |
CN101974335B (zh) | 2013-11-13 |
EP2284296B1 (en) | 2016-05-18 |
CN101974335A (zh) | 2011-02-16 |
US7288468B2 (en) | 2007-10-30 |
EP2284296A1 (en) | 2011-02-16 |
US20050051769A1 (en) | 2005-03-10 |
KR20050026227A (ko) | 2005-03-15 |
JP2005101601A (ja) | 2005-04-14 |
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