RU96115016A - SILICON SEMICONDUCTOR PLATE OF A NEW TYPE AND METHOD FOR ITS MANUFACTURE - Google Patents
SILICON SEMICONDUCTOR PLATE OF A NEW TYPE AND METHOD FOR ITS MANUFACTUREInfo
- Publication number
- RU96115016A RU96115016A RU96115016/25A RU96115016A RU96115016A RU 96115016 A RU96115016 A RU 96115016A RU 96115016/25 A RU96115016/25 A RU 96115016/25A RU 96115016 A RU96115016 A RU 96115016A RU 96115016 A RU96115016 A RU 96115016A
- Authority
- RU
- Russia
- Prior art keywords
- crystal
- tricrystalline
- solar cell
- seed
- paragraphs
- Prior art date
Links
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims 7
- 229910052710 silicon Inorganic materials 0.000 title claims 7
- 239000010703 silicon Substances 0.000 title claims 7
- 239000004065 semiconductor Substances 0.000 title claims 5
- 238000004519 manufacturing process Methods 0.000 title claims 3
- 235000012431 wafers Nutrition 0.000 claims 3
- 239000000969 carrier Substances 0.000 claims 2
- 238000002109 crystal growth method Methods 0.000 claims 2
- 238000005215 recombination Methods 0.000 claims 2
- 239000000758 substrate Substances 0.000 claims 2
- 238000002844 melting Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims 1
- 229910052750 molybdenum Inorganic materials 0.000 claims 1
- 239000011733 molybdenum Substances 0.000 claims 1
- 229910052904 quartz Inorganic materials 0.000 claims 1
- 239000010453 quartz Substances 0.000 claims 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 1
Claims (13)
легким p-легированием в пластине;
плоским на глубину 0,2 - 2 мкм n+-легированным эмиттером на фронтальной стороне;
первым пассивирующим слоем на фронтальной стороне;
вторым пассивирующим слоем или back surface field на фронтальной стороне и
токоотводящими контактами на фронтальной и обратной сторонах.1. A solar cell made on a mechanically stable silicon semiconductor wafer having a thickness of 60 to 90 μm as a substrate, which contains three mutually unfolded single-crystal regions (6, 7, 8) that form three circular sectors, the boundary surfaces and lines of which pass radially relative to each other and form an angle between themselves (W6, W7, W8) of less than 180 o , and two of the boundary surfaces are the boundaries of the twin grains of the first order between respectively two <111> -planes of crystal c;
light p-doping in the plate;
flat to a depth of 0.2 - 2 μm n + doped emitter on the front side;
the first passivating layer on the front side;
a second passivating layer or back surface field on the front side and
current-carrying contacts on the front and back sides.
W7 = W8 = (180o - W6)/2 и W6 =109,47 ± 2o.3. The solar cell according to claim 1 or 2, in which the boundary surfaces are located approximately perpendicular to the plane of the plate and form angles W6, W7 and W8 relative to each other, moreover,
W7 = W8 = (180 o - W6) / 2 and W6 = 109.47 ± 2 o .
изготовление трех имеющих форму октаэдра затравочных кристаллов (H, T1, T2) путем выпиливания из обычного <110> ориентированного монокристалла таким образом, что все поверхности октаэдра идентичны с <111> плоскостями кристалла;
соединение двух из затравочных кристаллов (H, T1) путем наложения и фиксирования проволокой так, что образуется граница двойниковых зерен первого порядка;
с помощью двух соединенных затравочных кристаллов (H, T1) путем способа выращивания кристаллов выращивают бикристалл (BS);
из бикристалла (BS) выпиливают конусную часть (K) и при этом у обоих полукристаллов освобождают соответственно по одной плоскости <111>;
третий затравочный кристалл (T2) вводят в конусный зазор так, что он образует с <111> поверхностью кристалла вторую границу двойниковых зерен первого порядка;
бикристалл (BS) укорачивают примерно до длины третьего затравочного кристалла (T2) с получением трикристаллической затравки;
с помощью трикристаллической затравки путем способа выращивания кристаллов вытягивают трикристаллический стержень из расплава кремния;
из трикристаллического стержня выпиливают проволочный пилой полупроводниковые пластины.8. A method of manufacturing a silicon semiconductor wafer for the substrate of a solar cell with three monocrystalline regions (6, 7, 8) having circular sectors in the shape of a circular sector and deployed with the following operations:
fabrication of three octahedron-shaped seed crystals (H, T1, T2) by sawing from a conventional <110> oriented single crystal in such a way that all surfaces of the octahedron are identical with <111> crystal planes;
the connection of two of the seed crystals (H, T1) by applying and fixing with a wire so that the boundary of the twin grains of the first order is formed;
using two connected seed crystals (H, T1), a bicrystal (BS) is grown by a crystal growth method;
the conical part (K) is cut out from the bicrystal (BS), and in this case, both semi-crystals are freed, respectively, along one plane <111>;
a third seed crystal (T2) is introduced into the conical gap so that it forms, with <111> the surface of the crystal, a second boundary of first order twin grains;
the bicrystal (BS) is shortened to about the length of the third seed crystal (T2) to obtain a tricrystalline seed;
using a tricrystalline seed, a tricrystalline rod is drawn from a silicon melt by a crystal growth method;
semiconductor wafers are cut from a tricrystalline rod by a wire saw.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEP4343296.4 | 1993-12-17 | ||
DE4343296A DE4343296C2 (en) | 1993-12-17 | 1993-12-17 | Method for producing a silicon semiconductor wafer with three monocrystalline regions which are tilted in relation to one another and its use |
PCT/DE1994/001489 WO1995017016A1 (en) | 1993-12-17 | 1994-12-14 | New type of silicon semiconductor plate and process for producing the same |
Publications (2)
Publication Number | Publication Date |
---|---|
RU96115016A true RU96115016A (en) | 1998-10-27 |
RU2141702C1 RU2141702C1 (en) | 1999-11-20 |
Family
ID=6505405
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU96115016/28A RU2141702C1 (en) | 1993-12-17 | 1994-12-14 | Silicon semiconductor plate of new type and process of its manufacture |
Country Status (7)
Country | Link |
---|---|
US (1) | US5702538A (en) |
EP (1) | EP0734591B1 (en) |
JP (1) | JPH09506739A (en) |
DE (2) | DE4343296C2 (en) |
ES (1) | ES2143036T3 (en) |
RU (1) | RU2141702C1 (en) |
WO (1) | WO1995017016A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2468475C2 (en) * | 2007-07-26 | 2012-11-27 | Университет Констанц | Method of making silicon solar cell (versions) and corresponding solar cell |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0680094B1 (en) * | 1994-04-29 | 2003-02-26 | Shell Solar GmbH | Network independent electric device with additional photovoltanic power supply |
DE4415132C2 (en) * | 1994-04-29 | 1997-03-20 | Siemens Ag | Process for shaping thin wafers and solar cells from crystalline silicon |
JP3840683B2 (en) * | 1996-01-12 | 2006-11-01 | 株式会社Sumco | Single crystal pulling method |
DE19650111B4 (en) * | 1996-12-03 | 2004-07-01 | Siemens Solar Gmbh | Low shading solar cell and manufacturing method |
DE19943101C2 (en) * | 1999-09-09 | 2002-06-20 | Wacker Siltronic Halbleitermat | Method of manufacturing a bonded semiconductor wafer |
DE19961126A1 (en) * | 1999-12-17 | 2001-06-21 | Siemens Solar Gmbh | Silicon crystal, in particular for solar cells, and method of manufacture |
FR2810118B1 (en) | 2000-06-07 | 2005-01-21 | Saint Gobain Vitrage | TRANSPARENT SUBSTRATE HAVING ANTIREFLECTION COATING |
DE10045249A1 (en) * | 2000-09-13 | 2002-04-04 | Siemens Ag | Photovoltaic component and method for producing the component |
US6666337B1 (en) * | 2001-02-14 | 2003-12-23 | Advanced Micro Devices, Inc. | Method and apparatus for determining wafer identity and orientation |
EP1304400A1 (en) | 2001-10-17 | 2003-04-23 | Volker Dr. Siepe | Process for producing crystal multilings with exactly symmetrical single crystal regions from melts of silicon, germanium and their alloys for applications as semiconductor-, optical- and photovoltaic substrates |
KR20030004992A (en) * | 2002-03-29 | 2003-01-15 | 주식회사 에이티에스쏠라 | Semiconductor silicon ingot with cyclical twinned structure and manufacturing method thereof |
RU2208068C1 (en) * | 2002-07-16 | 2003-07-10 | Аси Интертехнолоджи Аг | Method of preparing silicon crystals with cyclic twin structure |
DE10347647A1 (en) * | 2003-10-09 | 2005-05-19 | Sunways Ag | Solar cell for a single-/multiple-cell photovoltaic facility has multiple other solar cells in a multi-cell module with adjacent edges and rounded blending areas in between |
US20050148198A1 (en) * | 2004-01-05 | 2005-07-07 | Technion Research & Development Foundation Ltd. | Texturing a semiconductor material using negative potential dissolution (NPD) |
WO2007127482A2 (en) * | 2006-04-28 | 2007-11-08 | Sri International | Methods for producing consolidated and purified materials |
EP2077587A4 (en) * | 2006-09-27 | 2016-10-26 | Kyocera Corp | Solar cell device and method for manufacturing the same |
PL2208234T3 (en) * | 2007-11-05 | 2012-09-28 | Solar Excel B V | Photovoltaic device |
DE102007061687B4 (en) | 2007-12-19 | 2010-04-29 | Cpi Chemiepark Institut Gmbh | Process for the matt etching of silicon substrates and etching mixture for carrying out the method |
MY155769A (en) * | 2008-03-10 | 2015-11-30 | Dsm Ip Assets Bv | Light trapping photovoltaic device |
EP2139048A1 (en) * | 2008-06-23 | 2009-12-30 | Photon BV | Photovoltaic device with improved spectral response |
US20100037943A1 (en) * | 2008-08-14 | 2010-02-18 | Sater Bernard L | Vertical multijunction cell with textured surface |
US20100037937A1 (en) * | 2008-08-15 | 2010-02-18 | Sater Bernard L | Photovoltaic cell with patterned contacts |
TWI402993B (en) * | 2009-03-04 | 2013-07-21 | Ind Tech Res Inst | Photoelectric converting device and method for fabricating the same |
CN103255476A (en) * | 2013-04-24 | 2013-08-21 | 宁夏东方钽业股份有限公司 | Tri-twined crystal silicon and preparation method thereof |
CN111223949A (en) * | 2018-11-23 | 2020-06-02 | 成都晔凡科技有限公司 | Single crystal battery piece cutting method, single crystal battery piece, photovoltaic module and preparation method |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2651831A (en) * | 1950-07-24 | 1953-09-15 | Bell Telephone Labor Inc | Semiconductor translating device |
CH556688A (en) * | 1973-03-26 | 1974-12-13 | Bbc Brown Boveri & Cie | METHOD FOR MANUFACTURING SINGLE CRYSTALS AND MEANS OF CARRYING OUT THE METHOD. |
DE3815512C2 (en) * | 1988-05-06 | 1994-07-28 | Deutsche Aerospace | Solar cell and process for its manufacture |
FR2683834B1 (en) * | 1991-11-14 | 1994-03-04 | France Telecom | PROCESS FOR OBTAINING A CRYSTAL BY CRYSTALLINE GROWTH IN LIQUID PHASE ON A GERM. |
EP0680094B1 (en) * | 1994-04-29 | 2003-02-26 | Shell Solar GmbH | Network independent electric device with additional photovoltanic power supply |
-
1993
- 1993-12-17 DE DE4343296A patent/DE4343296C2/en not_active Expired - Fee Related
-
1994
- 1994-12-14 ES ES95902765T patent/ES2143036T3/en not_active Expired - Lifetime
- 1994-12-14 EP EP95902765A patent/EP0734591B1/en not_active Expired - Lifetime
- 1994-12-14 DE DE59409218T patent/DE59409218D1/en not_active Expired - Fee Related
- 1994-12-14 WO PCT/DE1994/001489 patent/WO1995017016A1/en active IP Right Grant
- 1994-12-14 US US08/656,348 patent/US5702538A/en not_active Expired - Fee Related
- 1994-12-14 JP JP7516467A patent/JPH09506739A/en active Pending
- 1994-12-14 RU RU96115016/28A patent/RU2141702C1/en not_active IP Right Cessation
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2468475C2 (en) * | 2007-07-26 | 2012-11-27 | Университет Констанц | Method of making silicon solar cell (versions) and corresponding solar cell |
US8586396B2 (en) | 2007-07-26 | 2013-11-19 | Universität Konstanz | Method for producing a silicon solar cell with a back-etched emitter as well as a corresponding solar cell |
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