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1. (WO2018012546) MANUFACTURING METHOD FOR SEMICONDUCTOR LAMINATED FILM, AND SEMICONDUCTOR LAMINATED FILM
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Pub. No.: WO/2018/012546 International Application No.: PCT/JP2017/025436
Publication Date: 18.01.2018 International Filing Date: 12.07.2017
Chapter 2 Demand Filed: 22.12.2017
IPC:
H01L 21/203 (2006.01) ,C23C 14/06 (2006.01) ,C23C 14/34 (2006.01) ,H01L 21/329 (2006.01) ,H01L 21/331 (2006.01) ,H01L 21/336 (2006.01) ,H01L 21/338 (2006.01) ,H01L 29/161 (2006.01) ,H01L 29/737 (2006.01) ,H01L 29/778 (2006.01) ,H01L 29/78 (2006.01) ,H01L 29/812 (2006.01) ,H01L 29/88 (2006.01)
H ELECTRICITY
01
BASIC ELECTRIC ELEMENTS
L
SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
21
Processes or apparatus specially adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
02
Manufacture or treatment of semiconductor devices or of parts thereof
04
the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer, carrier concentration layer
18
the devices having semiconductor bodies comprising elements of the fourth group of the Periodic System or AIIIBV compounds with or without impurities, e.g. doping materials
20
Deposition of semiconductor materials on a substrate, e.g. epitaxial growth
203
using physical deposition, e.g. vacuum deposition, sputtering
C CHEMISTRY; METALLURGY
23
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
C
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
14
Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
06
characterised by the coating material
C CHEMISTRY; METALLURGY
23
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
C
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
14
Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
22
characterised by the process of coating
34
Sputtering
H ELECTRICITY
01
BASIC ELECTRIC ELEMENTS
L
SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
21
Processes or apparatus specially adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
02
Manufacture or treatment of semiconductor devices or of parts thereof
04
the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer, carrier concentration layer
18
the devices having semiconductor bodies comprising elements of the fourth group of the Periodic System or AIIIBV compounds with or without impurities, e.g. doping materials
328
Multistep processes for the manufacture of devices of the bipolar type, e.g. diodes, transistors, thyristors
329
the devices comprising one or two electrodes, e.g. diodes
H ELECTRICITY
01
BASIC ELECTRIC ELEMENTS
L
SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
21
Processes or apparatus specially adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
02
Manufacture or treatment of semiconductor devices or of parts thereof
04
the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer, carrier concentration layer
18
the devices having semiconductor bodies comprising elements of the fourth group of the Periodic System or AIIIBV compounds with or without impurities, e.g. doping materials
328
Multistep processes for the manufacture of devices of the bipolar type, e.g. diodes, transistors, thyristors
33
the devices comprising three or more electrodes
331
Transistors
H ELECTRICITY
01
BASIC ELECTRIC ELEMENTS
L
SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
21
Processes or apparatus specially adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
02
Manufacture or treatment of semiconductor devices or of parts thereof
04
the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer, carrier concentration layer
18
the devices having semiconductor bodies comprising elements of the fourth group of the Periodic System or AIIIBV compounds with or without impurities, e.g. doping materials
334
Multistep processes for the manufacture of devices of the unipolar type
335
Field-effect transistors
336
with an insulated gate
H ELECTRICITY
01
BASIC ELECTRIC ELEMENTS
L
SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
21
Processes or apparatus specially adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
02
Manufacture or treatment of semiconductor devices or of parts thereof
04
the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer, carrier concentration layer
18
the devices having semiconductor bodies comprising elements of the fourth group of the Periodic System or AIIIBV compounds with or without impurities, e.g. doping materials
334
Multistep processes for the manufacture of devices of the unipolar type
335
Field-effect transistors
338
with a Schottky gate
H ELECTRICITY
01
BASIC ELECTRIC ELEMENTS
L
SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
29
Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having at least one potential-jump barrier or surface barrier; 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
02
Semiconductor bodies
12
characterised by the materials of which they are formed
16
including, apart from doping materials or other impurities, only elements of the fourth group of the Periodic System in uncombined form
161
including two or more of the elements provided for in group H01L29/1688
H ELECTRICITY
01
BASIC ELECTRIC ELEMENTS
L
SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
29
Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having at least one potential-jump barrier or surface barrier; 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
66
Types of semiconductor device
68
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
70
Bipolar devices
72
Transistor-type devices, i.e. able to continuously respond to applied control signals
73
Bipolar junction transistors
737
Hetero-junction transistors
H ELECTRICITY
01
BASIC ELECTRIC ELEMENTS
L
SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
29
Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having at least one potential-jump barrier or surface barrier; 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
66
Types of semiconductor device
68
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
76
Unipolar devices
772
Field-effect transistors
778
with two-dimensional charge carrier gas channel, e.g. HEMT
H ELECTRICITY
01
BASIC ELECTRIC ELEMENTS
L
SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
29
Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having at least one potential-jump barrier or surface barrier; 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
66
Types of semiconductor device
68
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
76
Unipolar devices
772
Field-effect transistors
78
with field effect produced by an insulated gate
H ELECTRICITY
01
BASIC ELECTRIC ELEMENTS
L
SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
29
Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having at least one potential-jump barrier or surface barrier; 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
66
Types of semiconductor device
68
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
76
Unipolar devices
772
Field-effect transistors
80
with field effect produced by a PN or other rectifying junction gate
812
with a Schottky gate
H ELECTRICITY
01
BASIC ELECTRIC ELEMENTS
L
SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
29
Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having at least one potential-jump barrier or surface barrier; 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
66
Types of semiconductor device
86
controllable only by variation of the electric current supplied, or only the electric potential applied, to one or more of the electrodes carrying the current to be rectified, amplified, oscillated, or switched
861
Diodes
88
Tunnel-effect diodes
Applicants: NATIONAL UNIVERSITY CORPORATION TOKYO UNIVERSITY OF AGRICULTURE AND TECHNOLOGY[JP/JP]; 3-8-1, Harumi-cho, Fuchu-shi, Tokyo 1838538, JP
NATIONAL INSTITUTE OF INFORMATION AND COMMUNICATIONS TECHNOLOGY[JP/JP]; 4-2-1, Nukui-Kitamachi, Koganei-shi, Tokyo 1848795, JP
Inventors: SUDA, Yoshiyuki; JP
TSUKAMOTO, Takahiro; JP
MOTOHASHI, Akira; JP
DEGURA, Kyohei; JP
OKUBO, Katsumi; JP
YAGI, Takuma; JP
KASAMATSU, Akifumi; JP
HIROSE, Nobumitsu; JP
MATSUI, Toshiaki; JP
Agent: OFUCHI, Michie; JP
FUSE, Yukio; JP
Priority Data:
2016-14011715.07.2016JP
Title (EN) MANUFACTURING METHOD FOR SEMICONDUCTOR LAMINATED FILM, AND SEMICONDUCTOR LAMINATED FILM
(FR) PROCÉDÉ DE FABRICATION DE FILM STRATIFIÉ SEMI-CONDUCTEUR ET FILM STRATIFIÉ SEMI-CONDUCTEUR
(JA) 半導体積層膜の製造方法、および半導体積層膜
Abstract:
(EN) Provided is a manufacturing method for a semiconductor laminated film, which comprises a step for forming a semiconductor layer containing silicon and germanium on a silicon substrate via sputtering, wherein, during sputtering, the film deposition temperature of the semiconductor layer is less than 500°C and the film deposition pressure of the semiconductor layer is 1mTorr to 11mTorr inclusive, or the film deposition temperature of the semiconductor layer is less than 600°C and the film deposition pressure of the semiconductor layer is greater than or equal to 2mTorr and less than 5mTorr; the volume ratio of hydrogen gas in the sputtering gas is less than 0.1%; and the relationship t ≤0.881×x-4.79, where t (nm) is the thickness of the semiconductor layer and x is the ratio of germanium atoms to the sum of silicon atoms and germanium atoms in the semiconductor layer, is satisfied.
(FR) L'invention concerne un procédé de fabrication d'un film stratifié semi-conducteur, qui comprend une étape de formation d'une couche semi-conductrice contenant du silicium et du germanium sur un substrat de silicium par pulvérisation cathodique, la température de dépôt de film de la couche semi-conductrice étant, pendant la pulvérisation cathodique, inférieure à 500 °C et la pression de dépôt de film de la couche semi-conductrice étant de 1 mTorr à 11 mTorr inclus, ou la température de dépôt de film de la couche semi-conductrice étant inférieure à 600 °C et la pression de dépôt de film de la couche semi-conductrice étant supérieure ou égale à 2 mTorr et inférieure à 5 mTorr; le rapport volumique de l'hydrogène gazeux dans le gaz de pulvérisation cathodique est inférieur à 0,1 %; et la relation t ≤ 0,881×x-4,79, où t (nm) est l'épaisseur de la couche semi-conductrice et x est le rapport des atomes de germanium à la somme des atomes de silicium et des atomes de germanium dans la couche semi-conductrice, est satisfaite.
(JA) 本発明に係る半導体積層膜の製造方法は、シリコン基板上に、スパッタ法によって、シリコンおよびゲルマニウムを含む半導体層を形成する工程を含み、スパッタ法において、半導体層の成膜温度は、500℃未満であり、かつ、半導体層の成膜圧力は、1mTorr以上11mTorr以下であり、または、半導体層の成膜温度は、600℃未満であり、かつ、半導体層の成膜圧力は、2mTorr以上5mTorr未満であり、スパッタガスにおける水素ガスの体積比は、0.1%未満であり、半導体層の厚さをt(nm)とし、半導体層におけるシリコンの原子数とゲルマニウムの原子数との和に対するゲルマニウムの原子数の比をxとすると、t≦0.881×x-4.79の関係を満たす。
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Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Office (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (EPO) (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG)
Publication Language: Japanese (JA)
Filing Language: Japanese (JA)