EP2332182A1 - Method for limiting epitaxial growth in a photoelectric device with heterojunctions, and photoelectric device - Google Patents
Method for limiting epitaxial growth in a photoelectric device with heterojunctions, and photoelectric deviceInfo
- Publication number
- EP2332182A1 EP2332182A1 EP09782410A EP09782410A EP2332182A1 EP 2332182 A1 EP2332182 A1 EP 2332182A1 EP 09782410 A EP09782410 A EP 09782410A EP 09782410 A EP09782410 A EP 09782410A EP 2332182 A1 EP2332182 A1 EP 2332182A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- pyramids
- crystalline silicon
- silicon substrate
- microns
- covered
- 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.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 title claims abstract description 56
- 229910021419 crystalline silicon Inorganic materials 0.000 claims abstract description 105
- 239000000758 substrate Substances 0.000 claims abstract description 74
- 229910021417 amorphous silicon Inorganic materials 0.000 claims abstract description 26
- 229910021424 microcrystalline silicon Inorganic materials 0.000 claims abstract description 23
- 238000005530 etching Methods 0.000 claims description 20
- 230000015572 biosynthetic process Effects 0.000 claims description 16
- 238000000407 epitaxy Methods 0.000 claims description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 4
- 230000001788 irregular Effects 0.000 claims description 4
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 239000010703 silicon Substances 0.000 claims description 4
- 239000000243 solution Substances 0.000 description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000000203 mixture Substances 0.000 description 5
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 4
- WGTYBPLFGIVFAS-UHFFFAOYSA-M tetramethylammonium hydroxide Chemical compound [OH-].C[N+](C)(C)C WGTYBPLFGIVFAS-UHFFFAOYSA-M 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 238000001000 micrograph Methods 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 238000013019 agitation Methods 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 125000000896 monocarboxylic acid group Chemical group 0.000 description 2
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000005234 chemical deposition Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000004621 scanning probe microscopy Methods 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017550 sodium carbonate Nutrition 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003631 wet chemical etching Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/06—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices characterised by at least one potential-jump barrier or surface barrier
- H01L31/072—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices characterised by at least one potential-jump barrier or surface barrier the potential barriers being only of the PN heterojunction type
- H01L31/0745—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices characterised by at least one potential-jump barrier or surface barrier the potential barriers being only of the PN heterojunction type comprising a AIVBIV heterojunction, e.g. Si/Ge, SiGe/Si or Si/SiC solar cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/02—Details
- H01L31/0236—Special surface textures
- H01L31/02363—Special surface textures of the semiconductor body itself, e.g. textured active layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/06—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices characterised by at least one potential-jump barrier or surface barrier
- H01L31/072—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices characterised by at least one potential-jump barrier or surface barrier the potential barriers being only of the PN heterojunction type
- H01L31/0745—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices characterised by at least one potential-jump barrier or surface barrier the potential barriers being only of the PN heterojunction type comprising a AIVBIV heterojunction, e.g. Si/Ge, SiGe/Si or Si/SiC solar cells
- H01L31/0747—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices characterised by at least one potential-jump barrier or surface barrier the potential barriers being only of the PN heterojunction type comprising a AIVBIV heterojunction, e.g. Si/Ge, SiGe/Si or Si/SiC solar cells comprising a heterojunction of crystalline and amorphous materials, e.g. heterojunction with intrinsic thin layer or HIT® solar cells; solar cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
- H01L31/1804—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof comprising only elements of Group IV of the Periodic System
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
- H01L31/20—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof such devices or parts thereof comprising amorphous semiconductor materials
- H01L31/202—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof such devices or parts thereof comprising amorphous semiconductor materials including only elements of Group IV of the Periodic System
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP09782410A EP2332182A1 (en) | 2008-09-01 | 2009-08-31 | Method for limiting epitaxial growth in a photoelectric device with heterojunctions, and photoelectric device |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP08163425A EP2159851A1 (en) | 2008-09-01 | 2008-09-01 | Method for limiting epitaxial growth in a photoelectric device with heterojunctions and such a photoelectric device |
PCT/EP2009/061223 WO2010023318A1 (en) | 2008-09-01 | 2009-08-31 | Method for limiting epitaxial growth in a photoelectric device with heterojunctions, and photoelectric device |
EP09782410A EP2332182A1 (en) | 2008-09-01 | 2009-08-31 | Method for limiting epitaxial growth in a photoelectric device with heterojunctions, and photoelectric device |
Publications (1)
Publication Number | Publication Date |
---|---|
EP2332182A1 true EP2332182A1 (en) | 2011-06-15 |
Family
ID=40469951
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP08163425A Withdrawn EP2159851A1 (en) | 2008-09-01 | 2008-09-01 | Method for limiting epitaxial growth in a photoelectric device with heterojunctions and such a photoelectric device |
EP09782410A Withdrawn EP2332182A1 (en) | 2008-09-01 | 2009-08-31 | Method for limiting epitaxial growth in a photoelectric device with heterojunctions, and photoelectric device |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP08163425A Withdrawn EP2159851A1 (en) | 2008-09-01 | 2008-09-01 | Method for limiting epitaxial growth in a photoelectric device with heterojunctions and such a photoelectric device |
Country Status (4)
Country | Link |
---|---|
US (1) | US20110174371A1 (en) |
EP (2) | EP2159851A1 (en) |
CN (1) | CN102165606A (en) |
WO (1) | WO2010023318A1 (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL2003390C2 (en) | 2009-08-25 | 2011-02-28 | Stichting Energie | Solar cell and method for manufacturing such a solar cell. |
CN102400225A (en) * | 2010-09-16 | 2012-04-04 | 上海神舟新能源发展有限公司 | Texture etching solution of monocrystaline silicon solar cell, preparation method, and application thereof |
US20120085397A1 (en) * | 2010-10-11 | 2012-04-12 | Choul Kim | Solar cell |
NL2006298C2 (en) | 2011-02-24 | 2012-08-27 | Energieonderzoek Ct Nederland | Solar cell and method for manufacturing such a solar cell. |
TWI453927B (en) * | 2011-06-29 | 2014-09-21 | Ind Tech Res Inst | Multi-reflection structure and photo-electric device |
AU2014239493A1 (en) * | 2013-03-19 | 2015-10-29 | Choshu Industry Co., Ltd. | Photovoltaic element and manufacturing method therefor |
EP2980861B1 (en) * | 2013-03-28 | 2020-01-08 | Panasonic Intellectual Property Management Co., Ltd. | Solar cell |
CN103253626A (en) * | 2013-05-15 | 2013-08-21 | 西北工业大学 | Silicon material taper structure and preparation method thereof |
JP2018026388A (en) * | 2016-08-08 | 2018-02-15 | パナソニックIpマネジメント株式会社 | Solar battery and method for manufacturing the same |
US20180337292A1 (en) * | 2017-05-19 | 2018-11-22 | Lg Electronics Inc. | Solar cell and method for manufacturing the same |
CN116844937B (en) * | 2023-06-30 | 2024-04-09 | 淮安捷泰新能源科技有限公司 | RCA cleaning method for silicon wafer |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4137123A (en) | 1975-12-31 | 1979-01-30 | Motorola, Inc. | Texture etching of silicon: method |
WO1998043304A1 (en) | 1997-03-21 | 1998-10-01 | Sanyo Electric Co., Ltd. | Photovoltaic element and method for manufacture thereof |
JP2000022185A (en) * | 1998-07-03 | 2000-01-21 | Sharp Corp | Solar cell and its manufacture |
JP2002359293A (en) * | 2001-05-31 | 2002-12-13 | Toshiba Corp | Semiconductor device |
-
2008
- 2008-09-01 EP EP08163425A patent/EP2159851A1/en not_active Withdrawn
-
2009
- 2009-08-31 CN CN2009801379031A patent/CN102165606A/en active Pending
- 2009-08-31 EP EP09782410A patent/EP2332182A1/en not_active Withdrawn
- 2009-08-31 WO PCT/EP2009/061223 patent/WO2010023318A1/en active Application Filing
- 2009-08-31 US US13/061,584 patent/US20110174371A1/en not_active Abandoned
Non-Patent Citations (2)
Title |
---|
None * |
See also references of WO2010023318A1 * |
Also Published As
Publication number | Publication date |
---|---|
US20110174371A1 (en) | 2011-07-21 |
CN102165606A (en) | 2011-08-24 |
EP2159851A1 (en) | 2010-03-03 |
WO2010023318A1 (en) | 2010-03-04 |
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Legal Events
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AX | Request for extension of the european patent |
Extension state: AL BA RS |
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RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: BALLIF, CHRISTOPHE Inventor name: DAMON-LACOSTE, JEROME Inventor name: MONACHON, CHRISTIAN Inventor name: OLIBET, SARA |
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DAX | Request for extension of the european patent (deleted) | ||
17Q | First examination report despatched |
Effective date: 20161006 |
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Effective date: 20200504 |