KR101421130B1 - 나노선 박막, 나노선 및 물리 증착법을 이용한 나노선 박막의 제조방법 - Google Patents
나노선 박막, 나노선 및 물리 증착법을 이용한 나노선 박막의 제조방법 Download PDFInfo
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- 239000002070 nanowire Substances 0.000 title claims abstract description 243
- 239000010409 thin film Substances 0.000 title claims abstract description 86
- 238000005240 physical vapour deposition Methods 0.000 title claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 title claims description 27
- 238000000034 method Methods 0.000 claims abstract description 48
- 239000002105 nanoparticle Substances 0.000 claims abstract description 24
- 229910052751 metal Inorganic materials 0.000 claims description 66
- 239000002184 metal Substances 0.000 claims description 66
- 238000000151 deposition Methods 0.000 claims description 38
- 239000000758 substrate Substances 0.000 claims description 34
- 239000011572 manganese Substances 0.000 claims description 28
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 25
- 229910017052 cobalt Inorganic materials 0.000 claims description 19
- 239000010941 cobalt Substances 0.000 claims description 19
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 19
- 230000000694 effects Effects 0.000 claims description 17
- 230000008021 deposition Effects 0.000 claims description 16
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 14
- 229910052744 lithium Inorganic materials 0.000 claims description 14
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 13
- 229910052748 manganese Inorganic materials 0.000 claims description 13
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 12
- 229910052772 Samarium Inorganic materials 0.000 claims description 10
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 10
- 229910052759 nickel Inorganic materials 0.000 claims description 10
- KZUNJOHGWZRPMI-UHFFFAOYSA-N samarium atom Chemical compound [Sm] KZUNJOHGWZRPMI-UHFFFAOYSA-N 0.000 claims description 10
- 229910052709 silver Inorganic materials 0.000 claims description 10
- 239000004332 silver Substances 0.000 claims description 10
- 229910052712 strontium Inorganic materials 0.000 claims description 10
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 claims description 10
- 229910052731 fluorine Inorganic materials 0.000 claims description 9
- 229910052746 lanthanum Inorganic materials 0.000 claims description 9
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 claims description 9
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 claims description 8
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 8
- 238000005530 etching Methods 0.000 claims description 8
- 239000011737 fluorine Substances 0.000 claims description 8
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 7
- 229910052737 gold Inorganic materials 0.000 claims description 7
- 239000010931 gold Substances 0.000 claims description 7
- 229910044991 metal oxide Inorganic materials 0.000 claims description 7
- 150000004706 metal oxides Chemical class 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 6
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims description 6
- 229910052698 phosphorus Inorganic materials 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 239000011574 phosphorus Substances 0.000 claims description 5
- 238000002425 crystallisation Methods 0.000 claims description 4
- 230000008025 crystallization Effects 0.000 claims description 4
- 238000001755 magnetron sputter deposition Methods 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- 238000004549 pulsed laser deposition Methods 0.000 claims description 3
- 238000001552 radio frequency sputter deposition Methods 0.000 claims description 3
- 239000003054 catalyst Substances 0.000 abstract description 14
- 239000000203 mixture Substances 0.000 abstract description 11
- 239000002243 precursor Substances 0.000 abstract description 10
- 239000010410 layer Substances 0.000 description 68
- 238000005229 chemical vapour deposition Methods 0.000 description 9
- 230000015572 biosynthetic process Effects 0.000 description 7
- 239000000446 fuel Substances 0.000 description 7
- 229910002811 Sm0.5Sr0.5CoO3 Inorganic materials 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 6
- 238000005137 deposition process Methods 0.000 description 6
- 239000003792 electrolyte Substances 0.000 description 6
- 239000007789 gas Substances 0.000 description 6
- 239000012300 argon atmosphere Substances 0.000 description 5
- 239000002131 composite material Substances 0.000 description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 4
- 238000004544 sputter deposition Methods 0.000 description 4
- 229910001233 yttria-stabilized zirconia Inorganic materials 0.000 description 4
- 229910004298 SiO 2 Inorganic materials 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 239000007772 electrode material Substances 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005672 electromagnetic field Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000013077 target material Substances 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 229910002490 Ce0.9Gd0.1O2–δ Inorganic materials 0.000 description 1
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 1
- 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
- OQKOQEWPYHIUMN-UHFFFAOYSA-N [Sr].[Co]=O.[Sm] Chemical compound [Sr].[Co]=O.[Sm] OQKOQEWPYHIUMN-UHFFFAOYSA-N 0.000 description 1
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 description 1
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000002346 layers by function Substances 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 239000002061 nanopillar Substances 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 229940012957 plasmin Drugs 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000001878 scanning electron micrograph 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
- 239000007787 solid Substances 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
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Abstract
Description
도 2는 기판 위에 (금속)의 증착 및 (산화물1+산화물2+금속)의 동시증착을 교차하여 시행하여 얻은 실시예 1의 나노선 박막의 실제 미세조직 표면을 나타내는 주사전자현미경(SEM) 사진이다. 이때 사용한 제1산화물은 SSC, 제2산화물은 GDC, 그리고 제1금속 및 제2금속은 Ag 이다.
도 3은 상기 도 2의 단면 미세조직을 나타낸 주사전자현미경(SEM) 사진이다.
도 4는 실시예 1의 나노선 박막을 섭씨 700 도에서 1시간 동안 열처리한 단면의 미세조직을 나타낸 주사전자현미경(SEM) 사진이다.
도 5는 기판 위에 (금속)의 증착 및 (산화물1+금속)의 동시증착을 교차하여 시행하여 얻은 실시예 2의 나노선 박막의 미세조직 표면을 나타낸 주사전자현미경(SEM) 사진이다. 이때 사용한 제1산화물은 LCO, 제1금속 및 제2금속은 Ag이다.
도 6은 상기 도 5의 단면 미세조직을 나타낸 SEM 사진이다.
도 7은 상기 실시예 2에 의하여 제조된 나노선 박막의 나노선을 확대하여 나노선의 표면 미세 조직을 확인한 주사전자현미경(SEM) 사진이다.
3: 기능성층(전해질층 또는 집전층)
4: 나노선층 5: 나노선
h: 나노선의 길이, 나노선층의 두께
Claims (21)
- 기판, 그리고 상기 기판의 일면에 위치하는 나노선층을 포함하고,
상기 나노선층에는, 나노선들이 상기 나노선층의 두께 방향으로 나노선의 길이방향 축을 형성하며 포함되며,
상기 나노선은, 나노입자들이 서로 결합되어 포함되고, 종횡비(aspect ratio)가 7 내지 33이며,
상기 나노선층은, 상기 기판과 나란한 면을 기준으로, 1x108 개/cm2 내지 3x109 개/cm2 의 나노선을 포함하는 것인, 나노선 박막. - 제1항에 있어서,
상기 나노선은, 상기 나노선에 포함된 나노입자들의 일부가 상기 나노선의 표면으로 돌출되어 있는 구조를 가지며,
상기 나노선은 상기 나노입자들에 의하여 굴곡진 표면 형상을 가지는 것인, 나노선 박막. - 제1항에 있어서,
상기 나노입자는 그 크기가 1 내지 100 nm인 것인, 나노선 박막 - 제1항에 있어서,
상기 나노선은 그 굵기가 30 nm 내지 300 nm인 것인, 나노선 박막. - 제1항에 있어서,
상기 나노선층의 두께는 0.2 미크론 내지 10 미크론인 것인, 나노선 박막. - 삭제
- 제1항에 있어서,
상기 나노선은 표면 플라즈몬 효과를 가지는 금속을 포함하는 것인, 나노선 박막. - 제7항에 있어서,
상기 금속은 금, 은, 알루미늄 및 이들의 조합으로 이루어진 군에서 선택된 어느 하나를 포함하는 것인, 나노선 박막. - 제1항에 있어서,
상기 나노선은 금속산화물을 포함하고,
상기 금속산화물은 리튬(Li), 코발트(Co), 망간(Mn), 니켈(Ni), 철(Fe), 인(P), 불소(F), 란탄(La), 코발트(Co), 망간(Mn), 사마리움(Sm), 스트론튬(Sr) 및 이들의 조합으로 이루어진 군에서 선택된 원소가 포함되는 산화물인, 나노선 박막. - 나노입자들이 서로 결합되어 포함된 나노선으로,
상기 나노선에 포함된 나노입자들의 일부가 상기 나노선의 표면으로 돌출되어 있는 구조를 가지며,
상기 나노선은 상기 돌출된 나노입자들에 의하여 굴곡진 표면 형상을 가지고, 종횡비가 7 내지 33인 것인, 나노선. - 제10항에 있어서,
상기 나노선은 표면 플라즈몬 효과를 가지는 금속을 포함하는 것인, 나노선. - 물리증착방법을 이용하여 제1금속을 포함하는 제1박막형성물질로 제1층을 형성하는 제1층형성단계;
물리증착방법에 의한 이종물질 동시증착법을 이용하여, 제1산화물을 포함하는 제2박막형성물질 및 제2금속을 포함하는 제3박막형성물질을 증착하여 제2층을 형성하는 제2층형성단계; 그리고
상기 제1층형성단계 및 제2층형성단계를 순차로 반복하여 성장한 나노선들을 포함하는 나노선층을 제조하는 교차증착단계;
를 포함하는, 나노선 박막의 제조방법. - 제12항에 있어서,
상기 제1층형성단계, 및 제2층형성단계에서 사용되는 물리증착방법은 RF 스퍼터링(RF Sputtering), DC 마그네트론 스퍼터링 (DC Magnetron sputtering) 및 펄스레이저 증착법 (Pulsed Laser Deposition)로 이루어진 군에서 선택된 어느 하나의 방법인 것인, 나노선 박막의 제조방법. - 제12항에 있어서,
상기 제1금속 또는 제2금속은 표면 플라즈몬 효과를 가지는 금속인 것인, 나노선 박막의 제조방법. - 제12항에 있어서,
상기 제1금속 또는 제2금속은 금, 은, 알루미늄 및 이들의 조합으로 이루어진 군에서 선택된 어느 하나의 금속인 것인, 나노선 박막의 제조방법. - 제12항에 있어서,
상기 제2박막형성물질은 제2산화물을 더 포함하는 것인, 나노선 박막의 제조방법. - 제12항에 있어서,
상기 제1산화물은 리튬(Li), 코발트(Co), 망간(Mn), 니켈(Ni), 철(Fe), 인(P), 불소(F), 란탄(La), 코발트(Co), 망간(Mn), 사마리움(Sm), 스트론튬(Sr) 및 이들의 조합으로 이루어진 군에서 선택된 원소가 포함되는 산화물인, 나노선 박막의 제조방법. - 제16항에 있어서,
상기 제1산화물 및 제2산화물은, 각각 독립적으로, 리튬(Li), 코발트(Co), 망간(Mn), 및 니켈(Ni)으로 이루어진 군에서 선택된 2 종 이상 원소가 포함된 산화물; 리튬(Li), 철(Fe), 인(P), 및 불소(F)로 이루어진 군에서 선택된 3 종 이상 원소가 포함되는 산화물; 그리고, 란탄(La), 코발트(Co), 망간(Mn), 사마리움(Sm), 및 스트론튬(Sr)으로 이루어진 군에서 선택된 2 종 이상 원소가 포함된 산화물;로 구성된 군에서 선택된 어느 하나인 것인, 나노선 박막의 제조방법. - 제12항에 있어서,
상기 나노선의 제조방법은, 상기 교차증착단계 이후에, 에칭용액을 이용하여 금속물질을 제거하는 에칭단계;를 더 포함하는 것인, 나노선 박막의 제조방법. - 제12항에 있어서,
상기 나노선의 제조방법은, 상기 교차증착단계 이후에, 열처리를 이용한 결정화단계;를 더 포함하는 것인, 나노선 박막의 제조방법. - 제12항에 있어서,
상기 나노선의 제조방법은, 상기 제1층형성단계와 제2층형성단계에서 적용하는 증착 온도가 150 내지 400 ℃인 것인, 나노선 박막의 제조방법.
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