KR101206136B1 - 레이저를 이용한 그래핀 특성 향상 방법, 이를 이용한 그래핀 제조방법, 이에 의하여 제조된 그래핀 - Google Patents
레이저를 이용한 그래핀 특성 향상 방법, 이를 이용한 그래핀 제조방법, 이에 의하여 제조된 그래핀 Download PDFInfo
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- KR101206136B1 KR101206136B1 KR1020100106426A KR20100106426A KR101206136B1 KR 101206136 B1 KR101206136 B1 KR 101206136B1 KR 1020100106426 A KR1020100106426 A KR 1020100106426A KR 20100106426 A KR20100106426 A KR 20100106426A KR 101206136 B1 KR101206136 B1 KR 101206136B1
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Abstract
본 발명에 따른 그래핀 특성 향상 방법은 기판 상에서 성장한 그래핀에 레이저 빔을 조사하여 열처리하는 단계를 포함하는 것을 특징으로 하며, 본 발명에 따른 그래핀 특성 향상 방법, 제조방법은 레이저를 이용, 기판에서 성장한 그래핀의 특성을 향상시킨다. 특히 저온에서의 그래핀 제조가 가능하므로, 플렉서블 그래핀 소자의 제조가 가능하며, 본 발명에 따라 제조된 그래핀은 향상된 물성으로 인하여, 산업적으로 이용 가능하다.
Description
도 4 내지 11은 본 발명의 일 실시예에 따라, 레이저 빔으로부터 저온 성장한 그래핀 필름의 특성을 향상시키는 방법 및 이를 포함하는 그래핀 제조방법을 나타내는 단계도이다.
도 12는 본 발명에 따른 방법에 따른 순차적 레이저 빔 조사에 의하여 특성이 향상된 그래핀을 나타내는 도면이다.
Claims (17)
- 그래핀 제조방법으로, 상기 방법은
탄소공급원 및 수소를 포함하는 반응가스를 촉매금속층이 적층된 기판에 접촉시키는 단계;
상기 반응가스를 분해시켜 상기 기판상에 그래핀을 성장시키는 단계; 및
상기 성장한 그래핀에 레이저 빔을 나노 초 동안 조사하여, 열처리하는 단계를 포함하며, 여기에서 탄소공급원 및 수소를 포함하는 반응가스를 촉매금속층이 적층된 기판에 접촉시키는 단계 및 상기 반응가스를 분해시켜 상기 기판상에 그래핀을 성장시키는 단계는 동시에 진행되며, 이때 온도는 400℃ 미만인 것을 특징으로 하는 그래핀 제조방법. - 제 1항에 있어서,
상기 탄소공급원은 메탄인 것을 특징으로 하는 그래핀 제조방법. - 제 1항에 있어서,
상기 레이저 빔이 조사되는 그래핀 영역에서 상기 그래핀 구조는 평면 육각 구조로 재정렬되는 것을 특징으로 하는 그래핀 제조방법. - 제 3항에 있어서, 상기 방법은
상기 레이저 빔을 이동시켜, 상기 그래핀의 전체 영역에 대한 열처리를 진행하는 단계를 더 포함하는 것을 특징으로 하는 그래핀 제조방법. - 제 1항에 있어서,
상기 기판은 플라스틱 기판인 것을 특징으로 하는 그래핀 제조방법. - 삭제
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Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020100106426A KR101206136B1 (ko) | 2010-10-29 | 2010-10-29 | 레이저를 이용한 그래핀 특성 향상 방법, 이를 이용한 그래핀 제조방법, 이에 의하여 제조된 그래핀 |
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| Application Number | Priority Date | Filing Date | Title |
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| KR1020100106426A KR101206136B1 (ko) | 2010-10-29 | 2010-10-29 | 레이저를 이용한 그래핀 특성 향상 방법, 이를 이용한 그래핀 제조방법, 이에 의하여 제조된 그래핀 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20120045100A KR20120045100A (ko) | 2012-05-09 |
| KR101206136B1 true KR101206136B1 (ko) | 2012-11-28 |
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| KR1020100106426A Expired - Fee Related KR101206136B1 (ko) | 2010-10-29 | 2010-10-29 | 레이저를 이용한 그래핀 특성 향상 방법, 이를 이용한 그래핀 제조방법, 이에 의하여 제조된 그래핀 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022086065A1 (ko) * | 2020-10-20 | 2022-04-28 | 한국화학연구원 | 그래핀 필름, 이의 제조방법 및 이를 포함하는 전기화학소자 |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015072927A1 (en) | 2013-11-15 | 2015-05-21 | National University Of Singapore | Ordered growth of large crystal graphene by laser-based localized heating for high throughput production |
| WO2015119572A1 (en) * | 2014-02-04 | 2015-08-13 | National University Of Singapore | Method of pulsed laser-based large area graphene synthesis on metallic and crystalline substrates |
| GB2539016B (en) * | 2015-06-03 | 2017-12-06 | Rd Graphene Ltd | Manufacture of graphene by plasma-enhanced CVD |
| US11848037B2 (en) | 2015-07-29 | 2023-12-19 | National University Of Singapore | Method of protecting a magnetic layer of a magnetic recording medium |
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2010
- 2010-10-29 KR KR1020100106426A patent/KR101206136B1/ko not_active Expired - Fee Related
Non-Patent Citations (2)
| Title |
|---|
| e-J. Surf. Sci. Nanotech. Vol.7, 2009, pages 882-890* |
| J. Phys. Chem. Lett. Vol.1, 2010, pages 2633-2636* |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022086065A1 (ko) * | 2020-10-20 | 2022-04-28 | 한국화학연구원 | 그래핀 필름, 이의 제조방법 및 이를 포함하는 전기화학소자 |
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| KR20120045100A (ko) | 2012-05-09 |
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