KR102273813B1 - 열처리를 이용한 현수형 나노와이어의 제조방법 - Google Patents
열처리를 이용한 현수형 나노와이어의 제조방법 Download PDFInfo
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Abstract
Description
도 2는 본 발명의 일 실시예에 따른 MEMS 플랫폼의 측면도이다.
도 3은 본 발명의 일 실시예에 따른 MEMS 플랫폼의 정면도이다.
도 4 내지 6은 본 발명의 일 실시예에 따른 폴리머 나노와이어의 형성 원리를 나타낸 모식도이다.
130: 팁 140: 마이크로 갭
150: 실리콘층 170: 절연층
200, 210, 220: 나노급 폴리머선
300: 폴리머 나노와이어
Claims (10)
- 마이크로 갭(140)을 가지는 MEMS 플랫폼(100)을 준비하는 단계(S100);
MEMS 플랫폼(100)에 폴리머 용액를 전기방사하여 복수의 나노급 폴리머선(200)을 형성하는 단계(S200); 및
상기 나노급 폴리머선(200)을 유리 전이(glass transition) 상태로 만드는 열처리를 통해 복수의 나노급 폴리머선(200)을 유리 전이 상태가 되어 보다 안정적인 상태의 위치인 팁 중앙으로 이동되도록 하되, 팁의 중앙에서 멀리 떨어져 형성된 나노급 폴리머 선은 이동중에 끊어져 뭉치게 하여 폴리머 나노와이어(300)를 형성하는 단계(S300);를 포함하고,
상기 MEMS 플랫폼(100)은, 뾰족하게 튀어나온 삼각형 팁(130)을 포함하는 실리콘 전극(110)이 마이크로 갭(140)을 가지고 서로 이격되어 형성된, 폴리머 나노와이어의 제조방법.
- 삭제
- 제1항에 있어서,
상기 마이크로 갭(140)은 5 ~ 10㎛인 것을 특징으로 하는, 폴리머 나노와이어의 제조방법.
- 제1항에 있어서,
상기 나노급 폴리머선(200)의 직경은, 100 ~ 1000nm인 것을 특징으로 하는, 폴리머 나노와이어의 제조방법.
- 제1항에 있어서,
상기 폴리머 용액은, 폴리에틸렌옥사이드(poly ethylene oxide), 폴리우레탄(poly urethane), 폴리에틸렌(poly ethylene), 폴리프로필렌(poly propylene), 폴리스티렌(poly styrene), 폴리비닐클로라이드(poly vinyl chloride) 및 폴리부타디엔(poly butadiene)으로 이루어진 군 중에서 적어도 하나 이상을 포함하는, 폴리머 나노와이어의 제조방법.
- 제1항에 있어서,
복수의 나노급 폴리머선(200)을 형성하는 단계(S200)의 전기방사는 10 ~ 120초 동안 수행되는 것을 특징으로 하는, 폴리머 나노와이어의 제조방법.
- 제1항에 있어서,
폴리머 나노와이어(300)를 형성하는 단계의 열처리는, 60℃의 핫플레이트 위에 나노급 폴리머선(200)이 형성된 MEMS 플랫폼을 올려놓고 3 ~ 5분 동안 수행되는 것을 특징으로 하는, 폴리머 나노와이어의 제조방법.
- 뾰족하게 튀어나온 삼각형 팁(130)을 포함하는 실리콘 전극(110)이 마이크로 갭(140)을 가지고 서로 이격되어 형성된 MEMS 플랫폼(100)을 준비하는 단계(S100);
MEMS 플랫폼(100)에 폴리머 용액를 전기방사하여 복수의 나노급 폴리머선(200)을 형성하는 단계(S200);
상기 나노급 폴리머선(200)을 유리 전이(glass transition) 상태로 만드는 열처리를 통해 복수의 나노급 폴리머선(200)을 유리 전이 상태가 되어 보다 안정적인 상태의 위치인 팁 중앙으로 이동되도록 하되, 팁의 중앙에서 멀리 떨어져 형성된 나노급 폴리머선은 이동중에 끊어져 뭉치게 하여 폴리머 나노와이어(300)를 형성하는 단계(S300);
폴리머 나노와이어(300)를 형성하는 단계(S300)에서 형성된 폴리머 나노와이어(300)에 금속 물질을 증착시키는 단계; 및
폴리머 나노와이어(300)를 제거하는 단계;를 포함하는, 현수형 나노와이어의 제조방법.
- 제8항에 있어서,
상기 금속 물질은, 은(Ag), 알루미늄(Al), 금(Au), 팔라듐(Pd), 구리(Cu), 철(Fe), 니켈(Ni), 크롬(Cr), 마그네슘(Mg), 망간(Mn), 몰리브덴(Mo), 인(P), 납(Pb), 백금(Pt), 루테늄(Ru), 티탄(Ti), 텅스텐(W), 아연(Zn) 및 이들의 산화물로 이루어진 군 중에서 적어도 하나 이상을 포함하는 것을 특징으로 하는, 현수형 나노와이어의 제조방법.
- 제1항 또는 제3항 내지 제7항 중 어느 한 항에 기재된 제조방법으로 제조된 폴리머 나노와이어.
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| KR20250101342A (ko) | 2023-12-27 | 2025-07-04 | 한양대학교 산학협력단 | 가상 현실 기반의 휠체어 시뮬레이션 방법 및 시스템 |
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| IEEEXplore https://ieeexplore.ieee.org/abstract/document/8346597(2018.1.21.) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12493013B2 (en) | 2022-06-23 | 2025-12-09 | Lg Display Co., Ltd. | DNA analysis device |
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| Publication number | Publication date |
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| KR20200136709A (ko) | 2020-12-08 |
| US20200381144A1 (en) | 2020-12-03 |
| US11682502B2 (en) | 2023-06-20 |
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