JP2012001431A - ホウ素及び窒素で置換されたグラフェン及びその製造方法、並びにそれを具備したトランジスタ - Google Patents
ホウ素及び窒素で置換されたグラフェン及びその製造方法、並びにそれを具備したトランジスタ Download PDFInfo
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- JP2012001431A JP2012001431A JP2011133050A JP2011133050A JP2012001431A JP 2012001431 A JP2012001431 A JP 2012001431A JP 2011133050 A JP2011133050 A JP 2011133050A JP 2011133050 A JP2011133050 A JP 2011133050A JP 2012001431 A JP2012001431 A JP 2012001431A
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- graphene
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 124
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical group N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 118
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 110
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical group [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 title claims abstract description 65
- 229910052796 boron Inorganic materials 0.000 title claims abstract description 63
- 229910052757 nitrogen Chemical group 0.000 title claims abstract description 61
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 12
- 125000004432 carbon atom Chemical group C* 0.000 claims abstract description 7
- 229910052799 carbon Inorganic materials 0.000 claims description 18
- 238000005229 chemical vapour deposition Methods 0.000 claims description 10
- 239000002243 precursor Substances 0.000 claims description 10
- BGECDVWSWDRFSP-UHFFFAOYSA-N borazine Chemical compound B1NBNBN1 BGECDVWSWDRFSP-UHFFFAOYSA-N 0.000 claims description 9
- JBANFLSTOJPTFW-UHFFFAOYSA-N azane;boron Chemical compound [B].N JBANFLSTOJPTFW-UHFFFAOYSA-N 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 150000001721 carbon Chemical group 0.000 claims description 4
- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 4
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims 2
- 230000005669 field effect Effects 0.000 abstract description 16
- 239000012535 impurity Substances 0.000 description 9
- UORVGPXVDQYIDP-UHFFFAOYSA-N borane Chemical compound B UORVGPXVDQYIDP-UHFFFAOYSA-N 0.000 description 8
- 229910052582 BN Inorganic materials 0.000 description 5
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 5
- 238000003775 Density Functional Theory Methods 0.000 description 5
- 125000004429 atom Chemical group 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- TZHYBRCGYCPGBQ-UHFFFAOYSA-N [B].[N] Chemical compound [B].[N] TZHYBRCGYCPGBQ-UHFFFAOYSA-N 0.000 description 4
- 229910000085 borane Inorganic materials 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000007833 carbon precursor Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052814 silicon oxide Inorganic materials 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000000539 dimer Substances 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 230000005476 size effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. PN junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/12—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/16—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed including, apart from doping materials or other impurities, only elements of Group IV of the Periodic System
- H01L29/1606—Graphene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
-
- 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
-
- 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
- C01B32/186—Preparation by chemical vapour deposition [CVD]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. PN junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/778—Field effect transistors with two-dimensional charge carrier gas channel, e.g. HEMT ; with two-dimensional charge-carrier layer formed at a heterojunction interface
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. PN junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/778—Field effect transistors with two-dimensional charge carrier gas channel, e.g. HEMT ; with two-dimensional charge-carrier layer formed at a heterojunction interface
- H01L29/7781—Field effect transistors with two-dimensional charge carrier gas channel, e.g. HEMT ; with two-dimensional charge-carrier layer formed at a heterojunction interface with inverted single heterostructure, i.e. with active layer formed on top of wide bandgap layer, e.g. IHEMT
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. PN junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/786—Thin film transistors, i.e. transistors with a channel being at least partly a thin film
- H01L29/78684—Thin film transistors, i.e. transistors with a channel being at least partly a thin film having a semiconductor body comprising semiconductor materials of Group IV not being silicon, or alloys including an element of the group IV, e.g. Ge, SiN alloys, SiC alloys
Abstract
【解決手段】ホウ素及び窒素が炭素原子の1−20%置換されるグラフェンである。該ボロン及び窒素で置換されたグラフェンは、ほぼ0.05−0.45eVのバンドギャップを有するので、電界効果トランジスタのチャネルとして使われうる。
【選択図】図1
Description
101 基板
102 絶縁膜
110 チャネル
121 ソース電極
122 ドレイン電極
130 ゲートオキサイド
132 ゲート電極
Claims (14)
- 炭素元素の一部がホウ素及び窒素で置換されてバンドギャップが形成されたグラフェン。
- 前記ホウ素及び前記窒素は、グラフェンの炭素原子の1−20%置換したことを特徴とする請求項1に記載のグラフェン。
- 前記ホウ素及び前記窒素の密度差は、1013cm−2以下であることを特徴とする請求項1に記載のグラフェン。
- 前記ホウ素と前記窒素は、実質的に同じ割合で、前記グラフェンの炭素を置換したことを特徴とする請求項3に記載のグラフェン。
- 前記グラフェンの炭素を、ホウ素及び窒素からなる二分子体、または3個のホウ素と3個の窒素とからなる六方晶系構造で置換したことを特徴とする請求項4に記載のグラフェン。
- グラフェンをチャネルとして利用したグラフェン・トランジスタにおいて、
前記グラフェンは、一部炭素原子がホウ素及び窒素で置換されてバンドギャップが形成されたトランジスタ。 - 前記ホウ素及び前記窒素は、グラフェンの炭素原子の1−20%置換したことを特徴とする請求項6に記載のトランジスタ。
- 前記ホウ素及び前記窒素の密度差は、1013cm−2以下であることを特徴とする請求項6に記載のトランジスタ。
- 前記ホウ素と前記窒素は、実質的に同じ割合で、前記グラフェンの炭素を置換したことを特徴とする請求項8に記載のトランジスタ。
- 前記グラフェンの炭素を前記ホウ素と前記窒素が、ホウ素及び窒素からなる二分子体、または3個のホウ素と3個の窒素とからなる六方晶系構造で置換したことを特徴とする請求項9に記載のトランジスタ。
- 請求項1に記載のグラフェンの製造方法において、
グラフェンをCVD(chemical vapor deposition)法で形成するとき、ホウ素及び窒素の前駆体としてボラジンまたはアンモニアボランを使用するグラフェンの製造方法。 - 前記ホウ素及び前記窒素は、グラフェンの炭素原子の1−20%置換することを特徴とする請求項11に記載のグラフェンの製造方法。
- 前記ホウ素と前記窒素は、実質的に同じ割合で、前記グラフェンの炭素を置換したことを特徴とする請求項11に記載のグラフェンの製造方法。
- 前記前駆体は、ホウ素及び窒素からなる二分子体、または3個のホウ素と3個の窒素とからなる六方晶系構造であることを特徴とする請求項13に記載のグラフェンの製造方法。
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KR10-2010-0058604 | 2010-06-21 | ||
KR1020100058604A KR101781552B1 (ko) | 2010-06-21 | 2010-06-21 | 보론 및 질소로 치환된 그라핀 및 제조방법과, 이를 구비한 트랜지스터 |
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US (2) | US8664439B2 (ja) |
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CN102285660B (zh) | 2015-11-11 |
US20110313194A1 (en) | 2011-12-22 |
US8664439B2 (en) | 2014-03-04 |
KR20110138611A (ko) | 2011-12-28 |
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US8999201B2 (en) | 2015-04-07 |
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