JPH0355438B2 - - Google Patents
Info
- Publication number
- JPH0355438B2 JPH0355438B2 JP29257485A JP29257485A JPH0355438B2 JP H0355438 B2 JPH0355438 B2 JP H0355438B2 JP 29257485 A JP29257485 A JP 29257485A JP 29257485 A JP29257485 A JP 29257485A JP H0355438 B2 JPH0355438 B2 JP H0355438B2
- Authority
- JP
- Japan
- Prior art keywords
- etching
- substrate crystal
- hcl
- vapor phase
- gas
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000005530 etching Methods 0.000 claims description 46
- 239000013078 crystal Substances 0.000 claims description 44
- 239000007789 gas Substances 0.000 claims description 24
- 239000012808 vapor phase Substances 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 19
- 150000001875 compounds Chemical class 0.000 claims description 12
- 239000004065 semiconductor Substances 0.000 claims description 12
- 239000002052 molecular layer Substances 0.000 claims description 7
- 229910052736 halogen Inorganic materials 0.000 claims description 4
- 150000002367 halogens Chemical class 0.000 claims description 4
- 229910000039 hydrogen halide Inorganic materials 0.000 claims description 4
- 239000012433 hydrogen halide Substances 0.000 claims description 4
- 150000004820 halides Chemical class 0.000 claims description 2
- 239000000758 substrate Substances 0.000 description 34
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 14
- 239000010410 layer Substances 0.000 description 11
- 238000011144 upstream manufacturing Methods 0.000 description 11
- 239000012159 carrier gas Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 229910004298 SiO 2 Inorganic materials 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 238000003486 chemical etching Methods 0.000 description 4
- 150000004678 hydrides Chemical class 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 229910052786 argon Inorganic materials 0.000 description 2
- XOYLJNJLGBYDTH-UHFFFAOYSA-M chlorogallium Chemical compound [Ga]Cl XOYLJNJLGBYDTH-UHFFFAOYSA-M 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000001947 vapour-phase growth Methods 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- 238000000407 epitaxy Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
Landscapes
- Crystals, And After-Treatments Of Crystals (AREA)
- ing And Chemical Polishing (AREA)
- Drying Of Semiconductors (AREA)
- Weting (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29257485A JPS62153198A (ja) | 1985-12-27 | 1985-12-27 | ３−５族化合物半導体の気相エツチング方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29257485A JPS62153198A (ja) | 1985-12-27 | 1985-12-27 | ３−５族化合物半導体の気相エツチング方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62153198A JPS62153198A (ja) | 1987-07-08 |
| JPH0355438B2 true JPH0355438B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-08-23 |
Family
ID=17783534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP29257485A Granted JPS62153198A (ja) | 1985-12-27 | 1985-12-27 | ３−５族化合物半導体の気相エツチング方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62153198A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6475687A (en) * | 1987-09-18 | 1989-03-22 | Tanaka Precious Metal Ind | Method for removing coating metal from metal oxide base material |
| JP2680644B2 (ja) * | 1988-01-14 | 1997-11-19 | 三洋電機株式会社 | 光励起エッチング方法 |
| JPH01289121A (ja) * | 1988-05-16 | 1989-11-21 | Nec Corp | ３‐５族化合物半導体のデジタルエッチング方法 |
-
1985
- 1985-12-27 JP JP29257485A patent/JPS62153198A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62153198A (ja) | 1987-07-08 |