JP5173929B2 - 薄膜トランジスタ - Google Patents
薄膜トランジスタ Download PDFInfo
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- JP5173929B2 JP5173929B2 JP2009117609A JP2009117609A JP5173929B2 JP 5173929 B2 JP5173929 B2 JP 5173929B2 JP 2009117609 A JP2009117609 A JP 2009117609A JP 2009117609 A JP2009117609 A JP 2009117609A JP 5173929 B2 JP5173929 B2 JP 5173929B2
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- Prior art keywords
- carbon nanotube
- film transistor
- thin film
- source electrode
- metallic
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- 239000010409 thin film Substances 0.000 title claims description 65
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 122
- 239000002041 carbon nanotube Substances 0.000 claims description 69
- 239000004065 semiconductor Substances 0.000 claims description 67
- 229910021393 carbon nanotube Inorganic materials 0.000 claims description 61
- 229910021404 metallic carbon Inorganic materials 0.000 claims description 46
- 239000002238 carbon nanotube film Substances 0.000 claims description 41
- 239000002184 metal Substances 0.000 claims description 6
- 239000000758 substrate Substances 0.000 description 17
- 239000000463 material Substances 0.000 description 12
- 239000000969 carrier Substances 0.000 description 7
- 239000002079 double walled nanotube Substances 0.000 description 4
- 239000002109 single walled nanotube Substances 0.000 description 4
- 229910052581 Si3N4 Inorganic materials 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
- 238000005411 Van der Waals force Methods 0.000 description 2
- 229910021417 amorphous silicon Inorganic materials 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000002048 multi walled nanotube Substances 0.000 description 2
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000007779 soft material Substances 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- UMIVXZPTRXBADB-UHFFFAOYSA-N benzocyclobutene Chemical compound C1=CC=C2CCC2=C1 UMIVXZPTRXBADB-UHFFFAOYSA-N 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/43—Electrodes ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/45—Ohmic electrodes
- H01L29/456—Ohmic electrodes on silicon
- H01L29/458—Ohmic electrodes on silicon for thin film silicon, e.g. source or drain electrode
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/43—Electrodes ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/49—Metal-insulator-semiconductor electrodes, e.g. gates of MOSFET
- H01L29/4908—Metal-insulator-semiconductor electrodes, e.g. gates of MOSFET for thin film semiconductor, e.g. gate of TFT
-
- 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
- H10K10/80—Constructional details
- H10K10/82—Electrodes
-
- 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]
- H10K10/464—Lateral top-gate IGFETs comprising only a single gate
-
- 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
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S977/00—Nanotechnology
- Y10S977/70—Nanostructure
- Y10S977/734—Fullerenes, i.e. graphene-based structures, such as nanohorns, nanococoons, nanoscrolls or fullerene-like structures, e.g. WS2 or MoS2 chalcogenide nanotubes, planar C3N4, etc.
- Y10S977/742—Carbon nanotubes, CNTs
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S977/00—Nanotechnology
- Y10S977/70—Nanostructure
- Y10S977/762—Nanowire or quantum wire, i.e. axially elongated structure having two dimensions of 100 nm or less
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S977/00—Nanotechnology
- Y10S977/902—Specified use of nanostructure
- Y10S977/932—Specified use of nanostructure for electronic or optoelectronic application
- Y10S977/936—Specified use of nanostructure for electronic or optoelectronic application in a transistor or 3-terminal device
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Nanotechnology (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Computer Hardware Design (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Thin Film Transistor (AREA)
- Carbon And Carbon Compounds (AREA)
- Electrodes Of Semiconductors (AREA)
Description
図1を参照すると、本発明の実施例1は、薄膜トランジスタ10を提供する。該薄膜トランジスタ10は、トップゲート型(Top Gate Type)薄膜トランジスタであり、絶縁基板110の一つの表面に形成される。該薄膜トランジスタ10は、ゲート電極120、絶縁層130、半導体層140、ソース電極151及びドレイン電極152を含む。
図5を参照すると、本発明の実施例2は、薄膜トランジスタ20を提供する。該薄膜トランジスタ20は、ボトムゲート型(Bottom Gate Type)薄膜トランジスタであり、絶縁基板210の一つの表面に形成される。該薄膜トランジスタ20は、ゲート電極220、絶縁層230、半導体層240、ソース電極251、ドレイン電極252を含む。
110、210 絶縁基板
120、220 ゲート電極
130、230 絶縁層
140、240 半導体層
143 カーボンナノチューブセグメント
145 カーボンナノチューブ
151、251 ソース電極
152、252 ドレイン電極
156、256 チャンネル
Claims (6)
- ソース電極と、
前記ソース電極と分離して設置されるドレイン電極と、
前記ソース電極及び前記ドレイン電極に電気的に接続される半導体層と、
絶縁層と、
前記絶縁層により、前記半導体層と、前記ソース電極及び前記ドレイン電極と絶縁状態で設置されるゲート電極と、を含む薄膜トランジスタにおいて、
前記ソース電極、前記ドレイン電極及びゲート電極の少なくとも一つが複数のカーボンナノチューブからなる金属性のカーボンナノチューブ構造体からなり、
前記金属性のカーボンナノチューブ構造体が、少なくとも一枚の金属性のカーボンナノチューブフィルムを含むことを特徴とする薄膜トランジスタ。 - 前記金属性のカーボンナノチューブ構造体が、複数枚のカーボンナノチューブフィルムを含み、該カーボンナノチューブフィルムがいずれか方向に沿って、積層して設置されることを特徴とする、請求項1に記載の薄膜トランジスタ。
- 前記金属性のカーボンナノチューブフィルムが、同じ方向に沿って配列され、金属性を有する複数のカーボンナノチューブを含むことを特徴とする、請求項1または2に記載の薄膜トランジスタ。
- 前記金属性のカーボンナノチューブフィルムが、絡み合って、金属性を有する複数のカーボンナノチューブを含むことを特徴とする、請求項1または2に記載の薄膜トランジスタ。
- 前記金属性のカーボンナノチューブフィルムが、所定の方向に沿って配列されているか、または、異なる複数の方向に沿って配列され、金属性を有する複数のカーボンナノチューブを含むことを特徴とする、請求項1または2に記載の薄膜トランジスタ。
- 前記ソース電極、前記ドレイン電極及び前記ゲート電極が、全て金属性のカーボンナノチューブ構造体であることを特徴とする、請求項1から5のいずれか一項に記載の薄膜トランジスタ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200810067171.0 | 2008-05-14 | ||
CN200810067171A CN101582448B (zh) | 2008-05-14 | 2008-05-14 | 薄膜晶体管 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009278113A JP2009278113A (ja) | 2009-11-26 |
JP5173929B2 true JP5173929B2 (ja) | 2013-04-03 |
Family
ID=41315286
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009117609A Active JP5173929B2 (ja) | 2008-05-14 | 2009-05-14 | 薄膜トランジスタ |
Country Status (3)
Country | Link |
---|---|
US (1) | US7947977B2 (ja) |
JP (1) | JP5173929B2 (ja) |
CN (1) | CN101582448B (ja) |
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CN101409962B (zh) | 2007-10-10 | 2010-11-10 | 清华大学 | 面热光源及其制备方法 |
CN101419519B (zh) | 2007-10-23 | 2012-06-20 | 清华大学 | 触摸屏 |
CN101470560B (zh) * | 2007-12-27 | 2012-01-25 | 清华大学 | 触摸屏及显示装置 |
CN101458599B (zh) | 2007-12-14 | 2011-06-08 | 清华大学 | 触摸屏、触摸屏的制备方法及使用该触摸屏的显示装置 |
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