TWI834014B - 氧化物半導體薄膜、薄膜電晶體及濺鍍靶 - Google Patents
氧化物半導體薄膜、薄膜電晶體及濺鍍靶 Download PDFInfo
- Publication number
- TWI834014B TWI834014B TW109143989A TW109143989A TWI834014B TW I834014 B TWI834014 B TW I834014B TW 109143989 A TW109143989 A TW 109143989A TW 109143989 A TW109143989 A TW 109143989A TW I834014 B TWI834014 B TW I834014B
- Authority
- TW
- Taiwan
- Prior art keywords
- oxide semiconductor
- semiconductor layer
- thin film
- atomic number
- number ratio
- Prior art date
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 163
- 239000010409 thin film Substances 0.000 title claims abstract description 89
- 239000010408 film Substances 0.000 title claims description 84
- 238000005477 sputtering target Methods 0.000 title claims description 20
- 229910052733 gallium Inorganic materials 0.000 claims abstract description 48
- 229910052738 indium Inorganic materials 0.000 claims abstract description 47
- 229910052751 metal Inorganic materials 0.000 claims abstract description 42
- 229910052718 tin Inorganic materials 0.000 claims abstract description 42
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 32
- 239000002184 metal Substances 0.000 claims abstract description 24
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 10
- 239000000758 substrate Substances 0.000 claims description 17
- 230000001681 protective effect Effects 0.000 claims description 13
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 3
- 239000013078 crystal Substances 0.000 claims description 2
- 238000001039 wet etching Methods 0.000 abstract description 49
- 239000007788 liquid Substances 0.000 abstract description 25
- 230000005669 field effect Effects 0.000 abstract description 23
- 238000012545 processing Methods 0.000 abstract description 11
- 238000000059 patterning Methods 0.000 abstract description 8
- 239000011701 zinc Substances 0.000 description 121
- 238000005530 etching Methods 0.000 description 46
- 230000000052 comparative effect Effects 0.000 description 27
- 238000012360 testing method Methods 0.000 description 22
- 239000000203 mixture Substances 0.000 description 20
- 125000004429 atom Chemical group 0.000 description 15
- 230000007423 decrease Effects 0.000 description 15
- 230000015572 biosynthetic process Effects 0.000 description 13
- 238000005259 measurement Methods 0.000 description 12
- 238000011156 evaluation Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 11
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 9
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 9
- 238000009792 diffusion process Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000003795 desorption Methods 0.000 description 7
- 238000004544 sputter deposition Methods 0.000 description 7
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 239000011521 glass Substances 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 150000007522 mineralic acids Chemical class 0.000 description 6
- 150000007524 organic acids Chemical class 0.000 description 6
- 230000009467 reduction Effects 0.000 description 6
- 229910052814 silicon oxide Inorganic materials 0.000 description 6
- 239000001257 hydrogen Substances 0.000 description 5
- 229910052739 hydrogen Inorganic materials 0.000 description 5
- 238000000206 photolithography Methods 0.000 description 5
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 4
- 239000012159 carrier gas Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000000137 annealing Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000004973 liquid crystal related substance Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 235000006408 oxalic acid Nutrition 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 238000001020 plasma etching Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 238000005401 electroluminescence Methods 0.000 description 2
- 238000004868 gas analysis Methods 0.000 description 2
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 2
- 238000009616 inductively coupled plasma Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000004611 spectroscopical analysis Methods 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 238000005268 plasma chemical vapour deposition Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 230000001568 sexual effect Effects 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- JBQYATWDVHIOAR-UHFFFAOYSA-N tellanylidenegermanium Chemical compound [Te]=[Ge] JBQYATWDVHIOAR-UHFFFAOYSA-N 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/08—Oxides
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
- C23C14/3407—Cathode assembly for sputtering apparatus, e.g. Target
- C23C14/3414—Metallurgical or chemical aspects of target preparation, e.g. casting, powder metallurgy
-
- 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
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
-
- 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
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02518—Deposited layers
- H01L21/02521—Materials
- H01L21/02565—Oxide semiconducting materials not being Group 12/16 materials, e.g. ternary compounds
-
- 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
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02612—Formation types
- H01L21/02617—Deposition types
- H01L21/02631—Physical deposition at reduced pressure, e.g. MBE, sputtering, evaporation
-
- 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
- H01L27/1222—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 with a particular composition, shape or crystalline structure of the active layer
- H01L27/1225—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 with a particular composition, shape or crystalline structure of the active layer with semiconductor materials not belonging to the group IV of the periodic table, e.g. InGaZnO
-
- 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
- H01L29/66—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
-
- 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
- H01L29/66—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
- H01L29/7869—Thin film transistors, i.e. transistors with a channel being at least partly a thin film having a semiconductor body comprising an oxide semiconductor material, e.g. zinc oxide, copper aluminium oxide, cadmium stannate
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Thin Film Transistor (AREA)
- Physical Vapour Deposition (AREA)
- Physical Deposition Of Substances That Are Components Of Semiconductor Devices (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019226091 | 2019-12-16 | ||
JP2019-226091 | 2019-12-16 | ||
JP2020-186821 | 2020-11-09 | ||
JP2020186821A JP7384777B2 (ja) | 2019-12-16 | 2020-11-09 | 酸化物半導体薄膜、薄膜トランジスタ及びスパッタリングターゲット |
Publications (2)
Publication Number | Publication Date |
---|---|
TW202124741A TW202124741A (zh) | 2021-07-01 |
TWI834014B true TWI834014B (zh) | 2024-03-01 |
Family
ID=76431618
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW109143989A TWI834014B (zh) | 2019-12-16 | 2020-12-14 | 氧化物半導體薄膜、薄膜電晶體及濺鍍靶 |
Country Status (5)
Country | Link |
---|---|
JP (1) | JP7384777B2 (ko) |
KR (1) | KR20220099559A (ko) |
CN (1) | CN114761607B (ko) |
TW (1) | TWI834014B (ko) |
WO (1) | WO2021124963A1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023037621A1 (ja) * | 2021-09-10 | 2023-03-16 | ソニーセミコンダクタソリューションズ株式会社 | 撮像素子および撮像装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8858844B2 (en) * | 2009-11-18 | 2014-10-14 | Idemitsu Kosan Co., Ltd. | In—Ga—Zn—O type sputtering target |
CN104335354A (zh) * | 2012-05-30 | 2015-02-04 | 株式会社神户制钢所 | 薄膜晶体管的半导体层用氧化物、薄膜晶体管、显示装置及溅射靶 |
CN105917450A (zh) * | 2014-01-15 | 2016-08-31 | 株式会社神户制钢所 | 薄膜晶体管 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4620046B2 (ja) | 2004-03-12 | 2011-01-26 | 独立行政法人科学技術振興機構 | 薄膜トランジスタ及びその製造方法 |
JP6002088B2 (ja) * | 2012-06-06 | 2016-10-05 | 株式会社神戸製鋼所 | 薄膜トランジスタ |
JP6134230B2 (ja) * | 2012-08-31 | 2017-05-24 | 株式会社神戸製鋼所 | 薄膜トランジスタおよび表示装置 |
TWI577032B (zh) * | 2015-04-24 | 2017-04-01 | 群創光電股份有限公司 | 顯示裝置 |
JP6753969B2 (ja) * | 2019-02-13 | 2020-09-09 | 株式会社神戸製鋼所 | 酸化物半導体薄膜、薄膜トランジスタおよびスパッタリングターゲット |
-
2020
- 2020-11-09 JP JP2020186821A patent/JP7384777B2/ja active Active
- 2020-12-07 WO PCT/JP2020/045552 patent/WO2021124963A1/ja active Application Filing
- 2020-12-07 CN CN202080084596.1A patent/CN114761607B/zh active Active
- 2020-12-07 KR KR1020227019461A patent/KR20220099559A/ko not_active Application Discontinuation
- 2020-12-14 TW TW109143989A patent/TWI834014B/zh active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8858844B2 (en) * | 2009-11-18 | 2014-10-14 | Idemitsu Kosan Co., Ltd. | In—Ga—Zn—O type sputtering target |
CN104335354A (zh) * | 2012-05-30 | 2015-02-04 | 株式会社神户制钢所 | 薄膜晶体管的半导体层用氧化物、薄膜晶体管、显示装置及溅射靶 |
CN105917450A (zh) * | 2014-01-15 | 2016-08-31 | 株式会社神户制钢所 | 薄膜晶体管 |
Also Published As
Publication number | Publication date |
---|---|
TW202124741A (zh) | 2021-07-01 |
CN114761607B (zh) | 2024-06-28 |
CN114761607A (zh) | 2022-07-15 |
KR20220099559A (ko) | 2022-07-13 |
JP2021097219A (ja) | 2021-06-24 |
WO2021124963A1 (ja) | 2021-06-24 |
JP7384777B2 (ja) | 2023-11-21 |
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