KR100657639B1 - 반도체 양자점의 대량 합성 방법 - Google Patents
반도체 양자점의 대량 합성 방법 Download PDFInfo
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- KR100657639B1 KR100657639B1 KR1020050094417A KR20050094417A KR100657639B1 KR 100657639 B1 KR100657639 B1 KR 100657639B1 KR 1020050094417 A KR1020050094417 A KR 1020050094417A KR 20050094417 A KR20050094417 A KR 20050094417A KR 100657639 B1 KR100657639 B1 KR 100657639B1
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Abstract
Description
Claims (15)
- II족 금속 전구체를 용융시킨 후, 상온으로 냉각하는 1a 단계;계면활성제를 첨가한 후, 승온시키는 1b 단계;VI족 칼코게나이드 전구체를 주입하고 반응시킨 후, 상온으로 냉각하는 1c 단계를 포함하는, 중심 반도체 양자점을 합성하는 제 1 단계; 및중심 반도체 양자점 용액에 중심 반도체 양자점 보다 밴드갭이 큰 II족 금속 전구체를 상온에서 첨가한 후 승온시키고, 상온으로 냉각하여 중심/껍질 반도체 양자점을 합성하는 제 2 단계를 포함하는반도체 양자점의 대량 생산 방법.
- 제 1항에 있어서,상기 II족 금속 전구체는, 아연, 카드뮴 및 수은으로 이루어진 군에서 선택되는 어느 하나인 것을 특징으로 하는반도체 양자점의 대량 생산 방법.
- 제 1항에 있어서,제 1a 단계에서 II족 금속 전구체를 150~350℃에서 용융시키는 것을 특징으 로 하는반도체 양자점의 대량 생산 방법.
- 제 1항에 있어서,상기 계면활성제는, 트리-n-옥틸포스핀 옥사이드(tri-n-octylphosphine oxide), 데실아민(decylamine), 디데실아민(didecylamine),트리데실아민(tridecylamine), 테트라데실아민(tetradecylamine), 펜타데실아민(pentadecylamine), 헥사데실아민(hexadecylamine), 옥타데실아민(octadecylamine), 운데실아민(undecylamin), 디옥타데실아민(dioctadecylamine), N,N-디메틸데실아민(n,n-dimethyldecylamine), N,N-디메틸도데실아민(n,n-dimethyldodecylamine), N,N-디메틸헥사데실아민(n,n-dimethylhexadecylamine), N,N-디메틸테트라데실아민(n,n-dimethyltetradecylamine), N,N-디메틸트리데실아민(n,n-dimethyltridecylamine), N,N-디메틸운데실아민(n,n-dimethylundecylamine), N-데실아민(N-decylamine), N-메틸옥타데실아민(N-methyloctadecylamine), 디도데실아민(didodecylamine), 트리도데실아민(tridodecylamine), 사이클로도데실아민(cyclododecylamine), N-메틸도데실아민(N-methyldodecylamine) 및 트리옥틸아민(trioctylamine)으로 이루어진 군에서 선택되는 어느 하나 이상인 것을 특징으로 하는반도체 양자점의 대량 생산 방법.
- 제 1항에 있어서,제 1b 단계의 승온은 150~350℃에서 수행되는 것을 특징으로 하는반도체 양자점의 대량 생산 방법.
- 제 1항에 있어서,상기 VI족 칼코게나이드 전구체는, 황, 셀레늄, 텔루륨 및 폴로늄으로 이루어진 군에서 선택되는 어느 하나인 것을 특징으로 하는반도체 양자점의 대량 생산 방법.
- 제 1항에 있어서,제 1c 단계에서 VI족 칼코게나이드 전구체를 주입한 후, 3분 이상 반응시키는 것을 특징으로 하는반도체 양자점의 대량 생산 방법.
- 제 1항에 있어서,제 1 단계에서 II족 금속 전구체와 VI족 칼코게나이드 전구체의 함량비가 1:5(몰비) 이상인 것을 특징으로 하는반도체 양자점의 대량 생산 방법.
- 제 1항에 있어서,제 1 단계에서 상기 II족 금속 전구체에 지방산을 추가로 첨가하여 용융시키는 것을 특징으로 하는반도체 양자점의 대량 생산 방법.
- 제 1항에 있어서,중심 반도체 양자점 보다 밴드갭이 큰 II족 금속 전구체가 아연인 것을 특징으로 하는반도체 양자점의 대량 생산 방법.
- 제 1항에 있어서,제 2 단계에서 중심 반도체 양자점 보다 밴드갭이 큰 II족 금속 전구체를 상온에서 첨가한 후, 150~350℃로 승온시켜 30분 이상 유지시키는 것을 특징으로 하는반도체 양자점의 대량 생산 방법.
- 제 1항에 있어서,제 2 단계에서 중심/껍질 반도체 양자점 용액에 황 전구체를 상온에서 주입하고, 150~350℃에서 30분 이상 유지시킨 후, 상온으로 냉각하여 중심/다중껍질 반도체 양자점을 제조하는 단계를 추가로 포함하는 것을 특징으로 하는반도체 양자점의 대량 생산 방법.
- 제 1항에 있어서,중심/껍질 반도체 양자점에 유기 리간드를 치환시키는 단계를 추가로 포함하는 것을 특징으로 하는반도체 양자점의 대량 생산 방법.
- II족 금속 전구체를 150~350℃에서 용융시킨 후 상온으로 냉각하는 1a 단계;계면활성제를 첨가한 후 150~350℃로 승온시키는 1b 단계;VI족 칼코게나이드 전구체를 주입하고 30분 이상 동안 반응시킨 후, 상온으로 냉각하는 1c 단계를 포함하는, 중심 반도체 양자점을 합성하는 제 1 단계;중심 반도체 양자점 용액에 중심 반도체 양자점 보다 밴드갭이 큰 II족 금속전구체를 상온에서 첨가한 후, 150~350℃로 승온시켜 30분 이상 유지시키고 상온으로 냉각하여 중심/껍질 반도체 양자점을 합성하는 제 2 단계; 및중심/껍질 반도체 양자점에 유기 리간드를 치환시키는 제 3 단계를 포함하는반도체 양자점의 대량 생산 방법.
- II족 금속 전구체를 150~350℃에서 용융시킨 후 상온으로 냉각하는 1a 단계;계면활성제를 첨가한 후 150~350℃로 승온시키는 1b 단계;VI족 칼코게나이드 전구체를 주입하고 30분 이상 반응시킨 후, 상온으로 냉각하는 1c 단계를 포함하는, 중심 반도체 양자점을 합성하는 제 1 단계;중심 반도체 양자점 용액에 중심 반도체 양자점 보다 밴드갭이 큰 II족 금속전구체를 상온에서 첨가한 후, 150~350℃로 승온시켜 30분 이상 유지시키고 상온으로 냉각하여 중심/껍질 반도체 양자점을 합성하는 제 2 단계;중심/껍질 반도체 양자점 용액에 황 전구체를 150~350℃에서 주입하고 30분 이상 유지시킨 후, 상온으로 냉각하여 중심/다중껍질 반도체 양자점을 합성하는 제 3 단계; 및중심/다중껍질 반도체 양자점에 유기 리간드를 치환시키는 제 4 단계를 포함하는반도체 양자점의 대량 생산 방법.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020050094417A KR100657639B1 (ko) | 2004-12-13 | 2005-10-07 | 반도체 양자점의 대량 합성 방법 |
| US11/792,930 US20070295266A1 (en) | 2004-12-13 | 2005-12-13 | Method for Synthesizing Semiconductor Quantom Dots |
| PCT/KR2005/004263 WO2006065054A1 (en) | 2004-12-13 | 2005-12-13 | Method for synthesizing semiconductor quantom dots |
| GB0711539A GB2435774A (en) | 2004-12-13 | 2007-06-14 | Method for synthesizing semiconductor quantom dots |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20040105109 | 2004-12-13 | ||
| KR1020040105109 | 2004-12-13 | ||
| KR1020050094417A KR100657639B1 (ko) | 2004-12-13 | 2005-10-07 | 반도체 양자점의 대량 합성 방법 |
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| Publication Number | Publication Date |
|---|---|
| KR20060066623A KR20060066623A (ko) | 2006-06-16 |
| KR100657639B1 true KR100657639B1 (ko) | 2006-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| KR1020050094417A Expired - Fee Related KR100657639B1 (ko) | 2004-12-13 | 2005-10-07 | 반도체 양자점의 대량 합성 방법 |
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| Country | Link |
|---|---|
| US (1) | US20070295266A1 (ko) |
| KR (1) | KR100657639B1 (ko) |
| GB (1) | GB2435774A (ko) |
| WO (1) | WO2006065054A1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101738918B1 (ko) | 2016-10-26 | 2017-05-25 | 주식회사 에스엠나노바이오 | 양자점 제조 방법 |
Families Citing this family (40)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100817853B1 (ko) * | 2006-09-25 | 2008-03-31 | 재단법인서울대학교산학협력재단 | 점진적 농도구배 껍질 구조를 갖는 양자점 및 이의 제조방법 |
| KR20100040959A (ko) * | 2007-08-06 | 2010-04-21 | 에이전시 포 사이언스, 테크놀로지 앤드 리서치 | 카드뮴 및 셀레늄 함유 나노결정질 복합물의 제조 방법 및 이로부터 수득된 나노결정질 복합물 |
| CN102027384A (zh) * | 2008-05-13 | 2011-04-20 | 研究三角协会 | 多孔和无孔纳米结构和应用 |
| EP2308111B1 (en) | 2008-06-17 | 2021-04-28 | National Research Council Of Canada | Atomistic quantum dots |
| RU2381304C1 (ru) * | 2008-08-21 | 2010-02-10 | Федеральное государственное унитарное предприятие "Научно-исследовательский институт прикладной акустики" | Способ синтеза полупроводниковых квантовых точек |
| DE102009000813A1 (de) | 2009-02-12 | 2010-08-19 | Evonik Degussa Gmbh | Fluoreszenzkonversionssolarzelle I Herstellung im Plattengußverfahren |
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| RU2692929C1 (ru) * | 2018-10-10 | 2019-06-28 | федеральное государственное автономное образовательное учреждение высшего образования "Национальный исследовательский ядерный университет МИФИ" (НИЯУ МИФИ) | Способ коллоидного синтеза квантовых точек структуры ядро/многослойная оболочка |
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| CN113171784A (zh) * | 2021-04-25 | 2021-07-27 | 福州大学 | 一种用于光解水产氢的MXene修饰的硒化镉量子点异质复合材料的制备方法 |
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| US6322901B1 (en) * | 1997-11-13 | 2001-11-27 | Massachusetts Institute Of Technology | Highly luminescent color-selective nano-crystalline materials |
| US6251303B1 (en) * | 1998-09-18 | 2001-06-26 | Massachusetts Institute Of Technology | Water-soluble fluorescent nanocrystals |
| US6225198B1 (en) * | 2000-02-04 | 2001-05-01 | The Regents Of The University Of California | Process for forming shaped group II-VI semiconductor nanocrystals, and product formed using process |
| KR100376403B1 (ko) * | 2000-03-17 | 2003-03-15 | 광주과학기술원 | 2-6족 화합물 반도체 코어/2-6'족 화합물 반도체 쉘구조의 양자점 및 이의 제조방법 |
| JP4740862B2 (ja) * | 2003-05-07 | 2011-08-03 | インディアナ ユニヴァーシティ リサーチ アンド テクノロジー コーポレイション | 合金化された半導体量子ドットおよび合金化された濃度勾配量子ドット、これらの量子ドットを含むシリーズ、ならびにこれらに関する方法 |
| KR100657891B1 (ko) * | 2003-07-19 | 2006-12-14 | 삼성전자주식회사 | 반도체 나노결정 및 그 제조방법 |
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2005
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- 2005-12-13 US US11/792,930 patent/US20070295266A1/en not_active Abandoned
- 2005-12-13 WO PCT/KR2005/004263 patent/WO2006065054A1/en not_active Ceased
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2007
- 2007-06-14 GB GB0711539A patent/GB2435774A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101738918B1 (ko) | 2016-10-26 | 2017-05-25 | 주식회사 에스엠나노바이오 | 양자점 제조 방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| GB0711539D0 (en) | 2007-07-25 |
| KR20060066623A (ko) | 2006-06-16 |
| US20070295266A1 (en) | 2007-12-27 |
| WO2006065054A1 (en) | 2006-06-22 |
| GB2435774A (en) | 2007-09-05 |
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