JP4594275B2 - ナノ物質配列方法及びこれを用いる液晶表示装置の製造方法 - Google Patents
ナノ物質配列方法及びこれを用いる液晶表示装置の製造方法 Download PDFInfo
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- 238000000034 method Methods 0.000 title claims description 53
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- 238000004519 manufacturing process Methods 0.000 title claims description 25
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- 239000006185 dispersion Substances 0.000 claims description 33
- 239000004065 semiconductor Substances 0.000 claims description 26
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- 238000004381 surface treatment Methods 0.000 claims description 7
- 239000002071 nanotube Substances 0.000 claims description 6
- 239000002070 nanowire Substances 0.000 claims description 6
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 5
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 5
- 229910052796 boron Inorganic materials 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 229910052732 germanium Inorganic materials 0.000 claims description 5
- 229910052698 phosphorus Inorganic materials 0.000 claims description 5
- 229910052711 selenium Inorganic materials 0.000 claims description 5
- 229910052710 silicon Inorganic materials 0.000 claims description 5
- 229910052714 tellurium Inorganic materials 0.000 claims description 5
- 229910052718 tin Inorganic materials 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 4
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- 239000011810 insulating material Substances 0.000 claims 1
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- 239000010408 film Substances 0.000 description 19
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- 229910052581 Si3N4 Inorganic materials 0.000 description 3
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- 238000000576 coating method Methods 0.000 description 3
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- 238000002161 passivation Methods 0.000 description 3
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 3
- 229910052814 silicon oxide Inorganic materials 0.000 description 3
- XLOMVQKBTHCTTD-UHFFFAOYSA-N zinc oxide Inorganic materials [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K10/00—Organic devices specially adapted for rectifying, amplifying, oscillating or switching; Organic capacitors or resistors having potential barriers
- H10K10/40—Organic transistors
- H10K10/46—Field-effect transistors, e.g. organic thin-film transistors [OTFT]
- H10K10/462—Insulated gate field-effect transistors [IGFETs]
- H10K10/466—Lateral bottom-gate IGFETs comprising only a single gate
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y10/00—Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
- H10K71/10—Deposition of organic active material
- H10K71/191—Deposition of organic active material characterised by provisions for the orientation or alignment of the layer to be deposited
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/20—Carbon compounds, e.g. carbon nanotubes or fullerenes
- H10K85/221—Carbon nanotubes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y40/00—Manufacture or treatment of nanostructures
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136286—Wiring, e.g. gate line, drain line
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- H01L29/7869—
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- Crystallography & Structural Chemistry (AREA)
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- Theoretical Computer Science (AREA)
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- Optics & Photonics (AREA)
- Thin Film Transistor (AREA)
Description
200:ナノ物質配列装置
210:支持手段
220:伝導性基板
230:電源供給部
240:絶縁体
310:ゲート配線
340:データ配線
345a、345b:ソース/ドレイン電極
360:画素電極
Claims (12)
- 基板上に親水領域を形成する表面処理を行う段階と、
ナノ物質が含まれた分散溶液を、前記親水領域が形成された基板上に落とす段階と、
帯電した導体部を前記基板に対し移動し、前記ナノ物質を一定の方向に配列する段階と、を含み、
前記帯電した導体部の電界は、前記分散溶液に含まれたナノ物質を、前記帯電した導体部が移動する方向に一定に整列させ、
前記ナノ物質はナノワイヤまたはナノチューブから形成され、
前記ナノ物質は正電荷と負電荷に帯電した極性性質を有するナノ物質であり、
前記ナノ物質は前記分散溶液内で移動せず、電場が形成される方向に回転することを特徴とするナノ物質配列方法。 - 前記ナノ物質は、電界により実質的に基板に対して垂直に立ったまま、前記帯電した導体部の移動方向に回転しながら整列することを特徴とする請求項1に記載のナノ物質配列
方法。 - 前記前記帯電した導体部は、疎水的絶縁物質を含むことを特徴とする請求項1に記載のナノ物質配列方法。
- 前記ナノ物質は、Si、Ge、Sn、Se、Te、B、C、P、GaN、ZnO、SiO2及びAl2O3からなる群から選択された少なくとも一つであることを特徴とする請求項1に記載のナノ物質配列方法。
- 前記ナノ物質を配列する段階は、前記基板と近接するように前記帯電した導体部を移動させる段階をさらに含むことを特徴とする請求項1に記載のナノ物質配列方法。
- 前記ナノ物質を配列する段階は、前記基板に対して帯電した導体部を所定距離移動させる段階をさらに含むことを特徴とする請求項1に記載のナノ物質配列方法。
- 前記ナノ物質を配列してから、熱処理により前記基板上に一定の方向に配列されたナノ物質を固定する段階をさらに含むことを特徴とする請求項1に記載のナノ物質配列方法。
- ゲート配線を備えた基板を準備する段階と、
前記ゲート配線が形成された基板上に、ゲート絶縁膜を形成する段階と、
前記ゲート絶縁膜上に、親水領域と疎水領域とに分離するために、表面処理をする段階と、
前記親水領域上に、ナノ物質が分散された分散溶液を落とす段階と、
帯電した導体部を前記基板に対し移動し、前記ナノ物質を一定の方向に配列する段階と、
前記基板を熱処理し、前記ゲート絶縁膜上に前記ナノ物質を固定して、半導体層を形成する段階と、
前記半導体層上に、互いに離隔して配置されたソース/ドレイン電極を形成する段階と、
前記ソース/ドレイン電極を含む基板全面に位置しながら、前記ドレイン電極の一部分を露出するコンタクトホールを備える保護膜を形成する段階と、
前記コンタクトホールを通して、前記ドレイン電極と電気的に連結される画素電極を形成する段階と、を含み、
前記帯電した導体部の電界は、前記分散溶液に含まれたナノ物質を、前記帯電した導体部が移動する方向に一定に整列させ、
前記ナノ物質はナノワイヤまたはナノチューブから形成され、
前記ナノ物質は正電荷と負電荷に帯電した極性性質を有するナノ物質であり、
前記ナノ物質は前記分散溶液内で移動せず、電場が形成される方向に回転することを特徴とする液晶表示装置の製造方法。 - 前記ナノ物質は、Si、Ge、Sn、Se、Te、B、C、P、GaN、ZnO、SiO2及びAl2O3からななる群から選択された少なくとも一つであることを特徴とする請求項8に記載の液晶表示装置の製造方法。
- 前記ナノ物質を配列する段階は、前記分散溶液の表面にコンタクトしながら、前記基板に対して前記帯電した導体部を移動させる段階をさらに含むことを特徴とする請求項8に記載の液晶表示装置の製造方法。
- 前記帯電した導体部は、基板に対して所定距離離隔して移動することを特徴とする請求項8に記載の液晶表示装置の製造方法。
- 前記親水領域は、前記ゲート配線の一部分と対応する領域であることを特徴とする請求項8に記載の液晶表示装置の製造方法。
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US7829474B2 (en) | 2010-11-09 |
KR20070014955A (ko) | 2007-02-01 |
US20070026646A1 (en) | 2007-02-01 |
JP2007038393A (ja) | 2007-02-15 |
KR101252850B1 (ko) | 2013-04-09 |
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