KR101990192B1 - 그래핀 박막 제조방법 - Google Patents
그래핀 박막 제조방법 Download PDFInfo
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- KR101990192B1 KR101990192B1 KR1020170036000A KR20170036000A KR101990192B1 KR 101990192 B1 KR101990192 B1 KR 101990192B1 KR 1020170036000 A KR1020170036000 A KR 1020170036000A KR 20170036000 A KR20170036000 A KR 20170036000A KR 101990192 B1 KR101990192 B1 KR 101990192B1
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 126
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 91
- 238000004519 manufacturing process Methods 0.000 title abstract description 31
- 229910052751 metal Inorganic materials 0.000 claims abstract description 115
- 239000002184 metal Substances 0.000 claims abstract description 115
- 239000010408 film Substances 0.000 claims abstract description 74
- 239000010409 thin film Substances 0.000 claims abstract description 50
- 239000000758 substrate Substances 0.000 claims abstract description 39
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 38
- 125000004432 carbon atom Chemical group C* 0.000 claims abstract description 32
- 150000002739 metals Chemical class 0.000 claims abstract description 21
- 238000000137 annealing Methods 0.000 claims abstract description 16
- 238000005468 ion implantation Methods 0.000 claims abstract description 10
- 239000011248 coating agent Substances 0.000 claims abstract description 5
- 238000000576 coating method Methods 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims description 46
- 239000002356 single layer Substances 0.000 claims description 17
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 15
- 229910017052 cobalt Inorganic materials 0.000 claims description 12
- 239000010941 cobalt Substances 0.000 claims description 12
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 12
- 238000001816 cooling Methods 0.000 claims description 12
- 239000010949 copper Substances 0.000 claims description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052802 copper Inorganic materials 0.000 claims description 9
- 239000010410 layer Substances 0.000 claims description 9
- 238000012546 transfer Methods 0.000 claims description 9
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 7
- 229910052709 silver Inorganic materials 0.000 claims description 7
- 239000004332 silver Substances 0.000 claims description 7
- 229910052759 nickel Inorganic materials 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 5
- 230000007423 decrease Effects 0.000 claims description 4
- 230000008569 process Effects 0.000 description 29
- 230000015572 biosynthetic process Effects 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- -1 carbon ions Chemical class 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 4
- 238000005229 chemical vapour deposition Methods 0.000 description 4
- 229910002804 graphite Inorganic materials 0.000 description 4
- 239000010439 graphite Substances 0.000 description 4
- 229910052723 transition metal Inorganic materials 0.000 description 4
- 150000003624 transition metals Chemical class 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000001069 Raman spectroscopy Methods 0.000 description 2
- 238000001237 Raman spectrum Methods 0.000 description 2
- 150000001721 carbon Chemical group 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002513 implantation Methods 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 238000010183 spectrum analysis Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005566 electron beam evaporation Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/15—Nano-sized carbon materials
- C01B32/182—Graphene
- C01B32/184—Preparation
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- 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
- C23C14/0605—Carbon
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- 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
- C23C14/24—Vacuum evaporation
- C23C14/28—Vacuum evaporation by wave energy or particle radiation
- C23C14/30—Vacuum evaporation by wave energy or particle radiation by electron bombardment
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Nanotechnology (AREA)
- Inorganic Chemistry (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
Description
도 2 내지 도 3은 본 발명에 따른 그래핀 제조방법의 공정을 단면으로 도시한 공정도이다.
도 4 내지 도 7은 그래핀의 라만 스펙트럼 그래프이다.
21, 23: 금속 단일층 30: 탄소 원자
40: 그래핀 박막 50: 전사기판
Claims (8)
- (a) 기판의 상면에, 상부로 갈수록 탄소 용해도가 점점 낮아지거나, 또는 상부로 갈수록 상기 탄소 용해도가 점점 높아지도록 서로 다른 다수의 금속을 순차적으로 코팅하여 다층 금속막을 형성하는 단계;
(b) 상기 다층 금속막의 상면에, 이온 주입 공정으로 다수의 탄소 원자를 주입하는 단계;
(c) 상기 탄소 원자가 주입된 상기 다층 금속막을 열처리하여, 상기 탄소 용해도가 상대적으로 높은 상기 다층 금속막의 하면 또는 상면으로, 상기 탄소 원자를 분산시키는 단계; 및
(d) 열처리된 상기 다층 금속막을 냉각하여, 상기 다층 금속막의 하면과 접하는 상기 기판의 상면 또는 상기 다층 금속막의 상면에, 그래핀 박막을 형성하는 단계;를 포함하고,
상기 금속은, 상기 탄소 용해도가 가장 높은 금속으로서 코발트(Co)를 포함하며,
상기 열처리는 500 ~ 550℃ 온도로 수행되는 그래핀 박막 제조방법.
- 삭제
- 청구항 1에 있어서,
상기 기판의 상면에 상기 그래핀 박막이 형성된 경우에는, 상기 금속 다층막을 제거하는 단계;를 더 포함하고,
상기 금속 다층막의 상면에 상기 그래핀 박막이 형성된 경우에는, 전사기판에 상기 그래핀 박막을 전사하는 단계;를 더 포함하는 그래핀 박막 제조방법.
- 청구항 1에 있어서,
상기 (a) 단계와 상기 (b) 단계 사이에, 상기 금속 다층막에 예비 어닐링 (pre-annealing)을 적어도 1회 이상 수행하는 단계;
를 더 포함하는 그래핀 박막 제조방법.
- 청구항 1에 있어서,
상기 (b) 단계의 탄소 이온 주입량, 상기 (c) 단계의 열처리 시간, 및 상기 (d) 단계의 냉각 시간 중 적어도 어느 하나 이상을 조절하여, 상기 그래핀 박막의 두께를 조절하는 그래핀 박막 제조방법.
- 청구항 1에 있어서,
상기 금속은, 니켈(Ni), 은(Ag), 및 구리(Cu)로 구성된 군에서 선택되는 적어도 하나 이상을 더 포함하는 그래핀 박막 제조방법.
- 삭제
- 청구항 1에 있어서,
상기 (a) 단계에서, 다수의 상기 금속 각각이 코팅되어 형성된 금속 단일층 각각의 두께는 30 ~ 300 nm인 그래핀 박막 제조방법.
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CN110042344A (zh) * | 2019-05-09 | 2019-07-23 | 南京工程学院 | 一种高导高强石墨烯铜基复合材料及其制备方法 |
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KR100923304B1 (ko) * | 2007-10-29 | 2009-10-23 | 삼성전자주식회사 | 그라펜 시트 및 그의 제조방법 |
EP2585403A4 (en) | 2010-06-25 | 2016-07-13 | Univ Singapore | METHOD FOR THE FORMATION OF GRAPHS BY GRAPHITE TRANSFER |
KR101878734B1 (ko) * | 2011-06-24 | 2018-07-16 | 삼성전자주식회사 | 그래핀 층상 구조체, 그의 제조방법 및 이를 채용한 투명전극과 트랜지스터 |
KR20140128735A (ko) * | 2013-04-29 | 2014-11-06 | 경희대학교 산학협력단 | 이온 주입법에 의한 그래핀의 두께 조절 방법 및 그래핀의 제조방법 |
KR102037855B1 (ko) * | 2014-01-09 | 2019-10-31 | 한국전자통신연구원 | Cu/Ni 다층 메탈 촉매를 이용한 고품질 단일층 그래핀 성장 방법 및 이를 활용한 그래핀 소자 |
KR101723728B1 (ko) * | 2015-03-31 | 2017-04-07 | 고려대학교 산학협력단 | 그래핀 박막의 제조 방법 |
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