JP5926887B2 - Soi基板の作製方法 - Google Patents
Soi基板の作製方法 Download PDFInfo
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- JP5926887B2 JP5926887B2 JP2011017410A JP2011017410A JP5926887B2 JP 5926887 B2 JP5926887 B2 JP 5926887B2 JP 2011017410 A JP2011017410 A JP 2011017410A JP 2011017410 A JP2011017410 A JP 2011017410A JP 5926887 B2 JP5926887 B2 JP 5926887B2
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- 125000001424 substituent group Chemical group 0.000 description 1
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 description 1
- 229960000909 sulfur hexafluoride Drugs 0.000 description 1
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- 150000003608 titanium Chemical class 0.000 description 1
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- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/76—Making of isolation regions between components
- H01L21/762—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/76—Making of isolation regions between components
- H01L21/762—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers
- H01L21/7624—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using semiconductor on insulator [SOI] technology
- H01L21/76251—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using semiconductor on insulator [SOI] technology using bonding techniques
- H01L21/76254—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using semiconductor on insulator [SOI] technology using bonding techniques with separation/delamination along an ion implanted layer, e.g. Smart-cut, Unibond
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
- H01L21/82—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components
- H01L21/84—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components the substrate being other than a semiconductor body, e.g. being an insulating body
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/1259—Multistep manufacturing methods
- H01L27/1262—Multistep manufacturing methods with a particular formation, treatment or coating of the substrate
- H01L27/1266—Multistep manufacturing methods with a particular formation, treatment or coating of the substrate the substrate on which the devices are formed not being the final device substrate, e.g. using a temporary substrate
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- 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
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
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- H—ELECTRICITY
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- 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
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66409—Unipolar field-effect transistors
- H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
- H01L29/66742—Thin film unipolar transistors
- H01L29/66772—Monocristalline silicon transistors on insulating substrates, e.g. quartz substrates
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- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
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- Thin Film Transistor (AREA)
- Recrystallisation Techniques (AREA)
Description
本実施の形態では、SOI基板の作製方法の一例に関して、図1(A)〜図1(D)、図2(A)〜図2(D)、図3(A)〜図3(D)を用いて説明する。具体的には、ベース基板上に単結晶半導体層が設けられたSOI基板及びその作製方法に関して説明する。
本実施の形態では、SOI基板の作製法において、実施の形態1とは異なる一例に関して、図8(A)〜図8(C)、図9(A)〜図9(B)を用いて説明する。本実施の形態に係るSOI基板の作製方法は、多くの点で実施の形態1と共通しているため、共通する部分についての詳細な説明は省略する。
本実施の形態では、図10(A)〜図10(E)、図11(A)〜図11(D)、図12を用いて、上記実施の形態に係るSOI基板を用いた半導体装置の作製方法について説明する。本実施の形態では、半導体装置の一例として複数のトランジスタからなる半導体装置の作製方法について説明する。以下において示すトランジスタを組み合わせて用いることで、様々な半導体装置を形成することができる。
102 窒素含有層
110 単結晶半導体基板
112 酸化膜
114 脆化層
115 イオン
116 領域
117 領域
119 単結晶半導体層
136 領域
137 領域
139 単結晶半導体層
141 半導体層
142 領域
143 領域
145 半導体層
146 半導体層
147 ゲート絶縁膜
148 電極
149 電極
151 不純物領域
152 不純物領域
153 サイドウォール
154 サイドウォール
161 チャネル形成領域
162 高濃度不純物領域
163 低濃度不純物領域
165 nチャネル型トランジスタ
171 チャネル形成領域
172 高濃度不純物領域
173 低濃度不純物領域
175 pチャネル型トランジスタ
181 絶縁膜
182 絶縁膜
183 導電膜
184 導電膜
185 導電膜
186 導電膜
210 単結晶シリコン基板
216 領域
221 ホットプレート
Claims (3)
- 円形又は四角形のボンド基板に電界で加速されたイオンを照射して該ボンド基板に脆化層を形成し、
絶縁層を介して前記ボンド基板とベース基板を貼り合わせ、
前記貼り合わせられたボンド基板の端部領域の一部を、他の領域よりも10℃以上30℃以下の高い温度で加熱することにより、前記脆化層において前記端部領域の一部から前記他の領域に分離を進行させ、前記ベース基板に半導体層を形成し、
前記端部領域の一部を除いた前記他の領域をデバイス形成領域にすることを特徴とするSOI基板の作製方法。 - 円形又は四角形のボンド基板に電界で加速されたイオンを照射して該ボンド基板に脆化層を形成し、
絶縁層を介して前記ボンド基板とベース基板を貼り合わせ、
前記貼り合わせられたボンド基板全体に、第1の温度で第1の加熱処理を行い、
前記第1の加熱処理後に、前記貼り合わせられたボンド基板の端部領域の一部を、前記第1の温度より10℃以上の高い第2の温度によって加熱する第2の加熱処理を行い、前記脆化層において前記端部領域の一部から他の領域に分離を進行させ、前記ベース基板に半導体層を形成し、
前記端部領域の一部を除いた前記他の領域をデバイス形成領域にすることを特徴とするSOI基板の作製方法。 - 請求項1又は2において、前記絶縁層は、窒素含有層と酸化膜との積層体であることを特徴とするSOI基板の作製方法。
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EP2797107B1 (en) * | 2011-12-22 | 2017-09-20 | Shin-Etsu Chemical Co., Ltd. | Composite substrate |
CN109904065B (zh) * | 2019-02-21 | 2021-05-11 | 中国科学院上海微系统与信息技术研究所 | 异质结构的制备方法 |
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