WO2006038453A1 - 光電変換装置 - Google Patents
光電変換装置 Download PDFInfo
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- WO2006038453A1 WO2006038453A1 PCT/JP2005/017296 JP2005017296W WO2006038453A1 WO 2006038453 A1 WO2006038453 A1 WO 2006038453A1 JP 2005017296 W JP2005017296 W JP 2005017296W WO 2006038453 A1 WO2006038453 A1 WO 2006038453A1
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- Prior art keywords
- photoelectric conversion
- silicon
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- conversion unit
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F10/00—Individual photovoltaic cells, e.g. solar cells
- H10F10/10—Individual photovoltaic cells, e.g. solar cells having potential barriers
- H10F10/19—Photovoltaic cells having multiple potential barriers of different types, e.g. tandem cells having both PN and PIN junctions
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F77/00—Constructional details of devices covered by this subclass
- H10F77/30—Coatings
- H10F77/306—Coatings for devices having potential barriers
- H10F77/311—Coatings for devices having potential barriers for photovoltaic cells
-
- 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
Definitions
- the present invention relates to an improvement in the reliability of a photoelectric conversion device.
- Thin film photoelectric conversion devices include amorphous silicon photoelectric conversion devices including amorphous silicon photoelectric conversion units, and crystalline silicon photoelectric conversion devices including crystalline silicon photoelectric conversion units (collectively referred to as generic names). Also referred to as a thin film silicon photoelectric conversion unit and a thin film silicon photoelectric conversion device), and a multi-junction thin film silicon photoelectric conversion device in which these units are stacked has been put into practical use.
- crystalline used here includes polycrystals and microcrystals.
- the terms “crystalline” and “microcrystal” are intended to mean those that are partially amorphous.
- a thin film photoelectric conversion device is generally composed of a transparent electrode film, one or more thin film photoelectric conversion units, and a back electrode film sequentially stacked on a strong substrate such as a glass plate or a resin film. It is.
- One thin film photoelectric conversion unit includes a semiconductor junction which is a junction between semiconductors, and includes an i-type layer sandwiched between a p-type layer and an n-type layer.
- the i-type layer which occupies most of the thickness of the thin-film photoelectric conversion unit, is a substantially intrinsic semiconductor layer, and the photoelectric conversion effect is mainly generated in this i-type layer, so it is called a photoelectric conversion layer.
- the i-type layer is preferably thick in order to increase light absorption and increase photocurrent.
- the p-type layer and the n-type layer are called conductive layers and play a role of generating a diffusion potential in the thin film photoelectric conversion unit.
- the characteristics of the thin film photoelectric conversion device depend on the magnitude of the diffusion potential. The value of one open circuit voltage (Voc) is affected.
- these conductive layers are inactive layers that do not directly contribute to photoelectric conversion, and the light absorbed by the impurities doped in the conductive layers is a loss that does not contribute to power generation.
- the conductivity of the conductive layer is low, the series resistance increases and the photoelectric conversion characteristics of the thin film photoelectric conversion device are degraded. Therefore It is preferable that the p-type layer and the n-type conductive layer have a thickness as small as possible and have a high conductivity as long as a sufficient diffusion potential can be generated.
- the thin film photoelectric conversion unit or the thin film photoelectric conversion device is a material of the i-type layer that occupies the main part regardless of whether the material of the conductive type layer contained therein is amorphous or crystalline.
- a translucent reflective layer is formed on the side opposite to the light incident side of the thin film silicon photoelectric conversion unit.
- the translucent reflective layer of the thin film silicon photoelectric conversion unit disposed farthest from the light incident side is used as the back reflective layer, and the other thin film silicon photoelectric conversion is used.
- the translucent reflective layer of the unit is particularly called an intermediate reflective layer.
- Patent Document 1 has a description that it has an intermediate reflective layer, a back reflective layer, or both, and these reflective layers contain silicon dioxide.
- Patent Document 2 discloses the use of a low refractive index silicon oxide semiconductor layer as the intermediate reflection layer.
- a silicon oxide layer (collectively referring to silicon oxide and silicon oxide) is a promising material from the viewpoint of physical properties and manufacturing method as a reflective layer of a thin film silicon-based photoelectric conversion device.
- Patent Document 1 JP 2003-298088
- Patent Document 2 JP 2003-258279 A
- an object of the present invention is to improve the reliability of a photoelectric conversion device having a reflective layer.
- the photoelectric conversion device has one or more thin-film silicon-based photoelectric conversion units mainly including a silicon-based thin film having at least one semiconductor junction, and the light incident side of the thin-film silicon-based photoelectric conversion unit And a silicon alloy layer containing conductivity-determining impurities, oxygen, nitrogen, and crystalline silicon. Further, the silicon alloy layer is characterized by a refractive index of 2.5 or less and a nitrogen content of 1 ⁇ 10 21 atom Zcc or more and 1 ⁇ 10 22 atom / cc or less.
- Silicon acid containing crystalline silicon substantially free of nitrogen by having a reflective layer composed of a silicon alloy layer substantially containing nitrogen in such silicon oxide containing crystalline silicon It is possible to suppress an increase in resistance in a constant temperature and humidity environment that occurs when using a silicon alloy layer with physical strength as a reflective layer of a photoelectric conversion device, and to improve the reliability of the photoelectric conversion device. it can.
- a photoelectric conversion device has one or more thin-film silicon-based photoelectric conversion units mainly including a silicon-based thin film having at least one semiconductor junction, and the light incident side of the thin-film silicon-based photoelectric conversion unit And a silicon alloy layer containing conductivity-determining impurities, oxygen, nitrogen, and crystalline silicon.
- a silicon alloy layer containing conductivity-determining impurities, oxygen, nitrogen, and crystalline silicon.
- FIG. 1 is a cross-sectional view schematically showing a two-junction thin film silicon photoelectric conversion device.
- FIG. 2 is a graph comparing the characteristics of Example 1 and Comparative Example 1 in a constant temperature and humidity environment.
- FIG. 3 is a graph comparing the characteristics of Example 2 and Comparative Example 2 in a constant temperature and humidity environment.
- FIG. 4 is a graph comparing the characteristics of Example 3 and Comparative Example 3 in a constant temperature and humidity environment.
- FIG. 1 shows a schematic cross-sectional view of a two-junction thin film silicon-based photoelectric conversion device as a photoelectric conversion device according to one embodiment of the present invention.
- the power to explain the present invention in detail using FIG. 1 The present invention is not limited to this.
- the substrate 1 for example, a glass plate or a transparent resin film can be used.
- a glass plate a large-area plate can be obtained at low cost, and it has high transparency and insulation properties.
- a soda-lime plate glass having both major surfaces of which O and CaO are the main components can be used.
- the transparent electrode film 2 is a transparent conductive oxide layer such as an ITO film, a SnO film, or a ZnO film.
- the transparent electrode film 2 may have a single layer structure or a multilayer structure.
- the transparent electrode film 2 can be formed using a vapor deposition method known per se, such as a vapor deposition method, a CVD method, or a sputtering method. It is preferable to form a surface texture structure including fine irregularities on the surface of the transparent electrode film 2.
- the depth of the unevenness is 0.05 05 111 or more 1. It is preferable that the distance is 0 m or less.
- the distance between the peaks is preferably 0.05-11 or more and 1. O ⁇ m or less.
- the thin film silicon photoelectric conversion unit 3 includes an amorphous silicon photoelectric conversion unit 3 a and a crystalline silicon photoelectric conversion unit 3 b.
- the intermediate reflective layer 4a and the back reflective layer 4b are respectively provided behind 3a and 3b, and 4a and 4b include conductivity-determining impurities, oxygen, nitrogen, and crystalline silicon, which are features of the present invention. It consists of a silicon alloy layer.
- the amorphous silicon photoelectric conversion unit 3a includes an amorphous silicon photoelectric conversion layer, and a p-type layer, an amorphous silicon photoelectric conversion layer, and an n-type layer are sequentially stacked from the transparent electrode film 2 side. It has the structure. These p-type layer, amorphous silicon photoelectric conversion layer, and n-type layer can all be formed by a plasma CVD method.
- the crystalline silicon photoelectric conversion unit 3b includes a crystalline silicon photoelectric conversion layer.
- a p-type layer, a crystalline silicon photoelectric conversion layer, and an n-type layer are sequentially formed from the intermediate reflection layer 4a side. It has a laminated structure.
- These p-type layer, crystalline silicon photoelectric conversion layer, and n-type layer can all be formed by a plasma CVD method.
- the p-type layer constituting these thin-film silicon-based photoelectric conversion units 3a and 3b is, for example, a silicon alloy such as silicon, silicon carbide, silicon oxide, or silicon germanium, and a p-conductivity type such as boron or aluminum. It can be formed by doping impurity atoms.
- the amorphous silicon photoelectric conversion layer and the crystalline silicon photoelectric conversion layer can be formed of an amorphous silicon semiconductor material and a crystalline silicon semiconductor material, respectively. Silicon (hydrogenated silicon, etc.) can be fisted with silicon carbide and silicon alloys such as silicon germanium.
- the n-type layer can be formed by doping a silicon alloy such as silicon, silicon carbide, silicon oxide, or silicon germanium with n-conductivity determining impurity atoms such as phosphorus or nitrogen.
- Amorphous silicon photoelectric conversion unit 3a configured as described above and crystalline silicon photoelectric conversion
- the unit 3b has different absorption wavelength ranges. Since the photoelectric conversion layer of the amorphous silicon photoelectric conversion unit 3a is made of amorphous silicon and the photoelectric conversion layer of the crystalline silicon photoelectric conversion unit 3b is made of crystalline silicon, the former is 550 nm. It is possible to absorb the light component of about the most efficiently, and the latter to absorb the light component of about 800 nm most efficiently.
- the thickness of the amorphous silicon photoelectric conversion unit 3a is preferably in the range of 0.01 ⁇ m to 0.5 ⁇ m, and 0.1 / ⁇ ⁇ to 0.3 / zm. More preferably, it is within the range.
- the thickness of the crystalline silicon photoelectric conversion unit 3b is preferably in the range of 0.1 ⁇ to 10 / ⁇ m, and in the range of 0.1 m to 5 ⁇ m. Is more preferable.
- the intermediate reflective layer 4a and the back reflective layer 4b are made of a silicon alloy layer containing conductivity type impurities, oxygen, nitrogen and crystalline silicon, which is a feature of the present invention, and the conductivity type determining impurities are boron, aluminum, Such as phosphorus.
- the presence of crystalline silicon can be confirmed by observing a peak derived from crystalline silicon TO phonon in the wave number range of 5 OOcm- 1 to 520 cm 1 by Raman scattering spectroscopy.
- the intermediate reflective layer 4a and the back reflective layer 4b can be formed by a plasma CVD method in which the temperature of the substrate 1 is 300 ° C. or lower.
- the intermediate reflective layer 4a and the back reflective layer 4b have a refractive index of 2.5 or less, preferably 2.0 or less, for light having a wavelength of 600 nm. If the refractive index is greater than 2.5, sufficient reflection cannot be obtained and sufficient light confinement effect cannot be obtained.
- the refractive index is measured as follows. A silicon alloy layer containing conductivity-determining impurities, oxygen, nitrogen and crystalline silicon is formed under the same conditions as when the intermediate reflective layer 4a or the back reflective layer 4b is formed on a transparent and insulating substrate such as a glass substrate. The refractive index is measured by forming about 1 to 0.4 m and measuring the formed layer by spectroscopic ellipsometry. It is also possible to determine the film thickness at the same time.
- the conductivity of this time formed silicon alloy layer 1. is a 0 X 10- 9 SZcm above, the measurement of the conductivity is carried out as follows. A 1 mm x 15 mm aluminum electrode is formed on the silicon alloy layer formed at about 0.1 to 0.4 / zm by vacuum deposition with a 1 mm gap, and a voltage of 100 V is applied between the two electrodes. The current value force is calculated. The value obtained by spectroscopic ellipsometry is used for the film thickness of the silicon alloy layer used for the calculation at this time. Conductivity and 1. 0 X 10- 9 SZcm smaller, low conversion efficiency series resistance is increased I will give you.
- the intermediate reflective layer 4a and the back reflective layer 4b have nitrogen in the layer of 1 X 10 21 atom Zcc or more 1
- X 10 22 atomZcc or less is included, and the value of nitrogen content is determined by secondary ion mass spectroscopy. If the nitrogen content is less than 1 X 10 21 a tom Zcc, a sufficient reliability improvement effect cannot be expected, and if the nitrogen content is greater than 1 X 10 22 atom Zcc, the conductivity decreases and conversion occurs due to an increase in series resistance. Efficiency is reduced.
- the back electrode film 5 not only functions as an electrode, but enters the thin film photoelectric conversion unit 3 from the substrate 1 and reflects the light that has arrived at the back electrode film 5, and reenters the thin film photoelectric conversion unit 3. It also has a function as a reflective layer.
- the back electrode film 5 is made of, for example, 200 ⁇ using silver or aluminum by vapor deposition or sputtering. It can be formed to a thickness of about 400 nm.
- a transparent conductive thin film (not shown) having a non-metallic material force such as ZnO is provided between the back electrode film 5 and the thin film photoelectric conversion unit 3, for example, in order to improve the adhesion between them. Can be provided.
- the back side of the photoelectric conversion device is sealed with an organic protective layer 7 via a sealing resin layer 6.
- a resin capable of bonding the organic protective layer 7 to the photoelectric conversion device is used.
- examples of such a resin include EVA (ethylene butyl acetate copolymer), PVB (polybutyl butyral), PIB (polyisobutylene), and silicone resin.
- the organic protective layer 7 is excellent in moisture resistance and water resistance such as a fluorinated resin such as a polyvinyl fluoride film (for example, Tedlar film (registered trademark)) or a PET film. An insulating film is used.
- the organic protective layer 7 may be a single layer structure or a laminated structure in which these layers are stacked. Furthermore, the organic protective layer 7 may have a structure in which a metal foil having an aluminum isotropic force is sandwiched between these films. Since metal foil such as aluminum foil has a function of improving moisture resistance and water resistance, the organic protective layer 7 having such a structure can effectively protect the photoelectric conversion device from moisture. . These sealing resin layer 6 / organic protective layer 7 can be simultaneously attached to the back side of the photoelectric conversion device by a vacuum laminating method. Example
- Example 1 a two-junction thin film silicon photoelectric conversion device having the amorphous silicon photoelectric conversion unit 3a and the crystalline silicon photoelectric conversion unit 3b shown in FIG. 1 was produced.
- a Z ⁇ film 2 having a thickness of 1 m and having irregularities was formed as a transparent electrode film 2 by the CVD method.
- the depth of the unevenness at this time was in the range of 0.1 m to 0.5 m, and the distance between the peaks was in the range of 0.1 m to 0.5 m.
- silane, hydrogen, methane and diborane are introduced as reaction gases to form a p-type layer of 15 nm, and then silane is introduced as a reaction gas to form an amorphous silicon photoelectric conversion layer of 300 nm.
- Silane, hydrogen and phosphine were introduced as reaction gases to form an n-type layer with a thickness of 10 nm, thereby forming an amorphous silicon photoelectric conversion unit 3a.
- silane, hydrogen, phosphine, carbon dioxide and ammonia were introduced as reaction gases to form an intermediate reflective layer 4a of 60 nm.
- silane, hydrogen and diborane are introduced as reaction gases to form a p-type layer lOnm
- hydrogen and silane are introduced as reaction gases to form a crystalline silicon photoelectric conversion layer of 2.5 m
- silane, hydrogen are then used as reaction gases.
- the crystalline silicon photoelectric conversion unit 3b was formed by introducing phosphine and forming an n-type layer with a thickness of 5 nm.
- silane, hydrogen, phosphine, carbon dioxide and ammonia were introduced as reaction gases to form a back reflective layer 4b of 60 nm.
- the amorphous silicon photoelectric conversion unit 3a, the crystalline silicon photoelectric conversion unit 3b, the intermediate reflection layer 4a and the back surface reflection layer 4b were all formed by the plasma CVD method.
- the Ag film 5 was formed as the back electrode 5 by the sputtering method.
- an EVA sheet as the sealing resin layer 6 is formed on the back side of the two-junction thin-film silicon photoelectric conversion device, and a black fluorine resin sheet (trade name: A tedora 1) was placed and laminated by vacuum laminating to seal the 2 junction type thin film silicon photoelectric conversion device.
- a black fluorine resin sheet (trade name: A tedora 1) was placed and laminated by vacuum laminating to seal the 2 junction type thin film silicon photoelectric conversion device.
- the condition A in Table 1 shows the gas flow rate conditions of the intermediate reflective layer 4a and the back reflective layer 4b at this time. Under this condition A, the refractive index, conductivity, and nitrogen content of the intermediate reflective layer 4a and the back reflective layer 4b were measured as follows.
- a silicon alloy layer formed on the glass substrate 1 under the condition A in Table 1 was measured by spectroscopic ellipsometry, and a refractive index of 1.95 and a film thickness of 189 nm were obtained with respect to light having a wavelength of 600 nm. Thereafter, an aluminum electrode of lmm x 15mm was formed on the silicon alloy layer by vacuum deposition with an interval of lmm, and a voltage of 100V was applied between the two electrodes to measure the current value. Current value 2. a 44 X 10- 5 A, was 8. 63 X 10- 4 SZcm and calculating the conductivity from these values.
- this silicon alloy layer when the nitrogen content of this silicon alloy layer is measured by secondary ion mass spectrometry, there is no noticeable distribution in the depth direction, and it is 2.7 X 10 21 atom / cc or more 3. OX 10 21 atom / cc The range was as follows. Further, when the silicon alloy layer was measured by Raman scattering spectroscopy, a peak was observed at a wave number of 511 cm 1 , and it was found that the silicon alloy layer contained crystalline silicon.
- AMI two junction thin film silicon photoelectric conversion device obtained as. 5 of the light was measured output characteristic by irradiating light quantity of LOOmWZcm 2, Example 1 of Table 2, 0
- the output characteristics converted per area of lcm 2 are 1.38 V for open circuit voltage (Voc), 13.8 mAZcm 2 for short circuit current density (Jsc), and 72 for fill factor (FF).
- the conversion efficiency (Eff) was 2% and 13.8%.
- the intermediate reflective layer 4a and the back reflective layer 4b were formed by introducing silane, hydrogen, phosphine and carbon dioxide as reaction gases as shown in Condition B of Table 1.
- the refractive index, conductivity, and nitrogen content of the intermediate reflective layer 4a and the back reflective layer 4b under this condition B were measured by the same method as in Example 1.
- the refractive index was 1.99 for light with a wavelength of 600 nm.
- conductivity 2 37 X 10- 4 SZcm, the nitrogen content was 6. 5 X 10 19 atom / cc or 3. 0 X 10 2 ° ato mZcc less.
- the value of the white circle is a standard value based on the 0-hour conversion efficiency (Eff).
- the output characteristics after lapse of 3000 hours are shown in Comparative Example 1 in Table 2 and the open circuit voltage (Voc) is 1.36V, the short-circuit current density (Jsc) is 13.7mAZcm 2 , FF) was 66.8%, and the conversion efficiency (Eff) was 12.5%, and the reduction of the fill factor (FF) was remarkable as compared with Example 1.
- Example 1 does not have the intermediate reflection layer 4a, and the film thickness of the crystalline silicon photoelectric conversion layer is 1.5 m, and the other conditions are the same under the same conditions and the same structure to form a two-junction thin film photoelectric conversion device. Then, when the output characteristics were measured and the reliability test was conducted in the same manner as in Example 1, the output characteristics were as shown in Example 2 in Table 2, column 0 hours, and the open circuit voltage (Voc) was 1.39V, Short-circuit current density (Jsc) is 11. The fill factor (FF) was 73.4% and the conversion efficiency (Eff) was 11.9%. The reliability test results are as shown by the black circles in Fig. 3.
- Example 2 the back reflective layer 4b was formed under condition B in Table 1, and the other conditions were the same and the same structure was used to form a 2-junction thin film photoelectric conversion device.
- a reliability test was performed simultaneously with Example 2. Output characteristic as shown in the column of Comparative Example 2, 0 hours in Table 2, an open-circuit voltage (Voc) is 1. 40V, short-circuit current density (Jsc) is 11. 6MAZcm 2, fill factor (FF) is 74.3 %, And the conversion efficiency (Eff) was 12.0%.
- the reliability test resulted as shown by the white circles in FIG. 3, and a decrease in conversion efficiency (Eff) occurred earlier than in Example 2.
- the value of the white circle is a standard value based on the 0-hour conversion efficiency (Eff).
- the output characteristics after 3000 hours are shown in Comparative Example 2 in Table 2 and the open circuit voltage (Voc) is 1.39V, the short-circuit current density (Jsc) is 11.7mA / cm 2
- the (FF) was 68.3% and the conversion efficiency (Eff) was 11.1%, and the reduction of the fill factor (FF) was remarkable as compared with Example 2.
- Example 1 does not have the back reflective layer 4b, and other than that, a two-junction thin film photoelectric conversion device is formed under the same conditions and the same structure, and the output characteristics are measured and the reliability test is performed as in Example 1.
- the output characteristics are as shown in Example 3 of Table 2, in the column of 0 hour, the open circuit voltage (Voc) is 1.38 V, the short circuit current density (Jsc) is 12.8 mAZcm 2 , the fill factor (FF) Was 74.3%, and the conversion efficiency (Eff) was 13.1%.
- the reliability test results are as shown by the black circles in Fig.
- Example 3 the intermediate reflective layer 4a was formed under the condition B in Table 1, and the others were formed under the same conditions and the same structure to form a two-junction thin film photoelectric conversion device.
- a reliability test was performed simultaneously with Example 2. Output characteristic as shown in the column of Comparative Example 2, 0 hours in Table 2, an open-circuit voltage (Voc) is 1. 38V, short-circuit current density (Jsc) is 12. 9 mA / cm 2, a fill factor (FF) 74 4% and conversion efficiency (Eff) was 13.2%. The reliability test resulted as shown by the white circles in FIG. 4, and a decrease in conversion efficiency (Eff) occurred earlier than in Example 3.
- the value of the white circle is a standard value based on the 0-hour conversion efficiency (Eff).
- the output characteristics after 3000 hours are shown in Comparative Example 3 in Table 2, the open circuit voltage (Voc) is 1.38V, the short-circuit current density (Jsc) is 1.29mA / cm 2 , and the curve factor is shown in the column of 3000 hours.
- the (FF) was 70.2%, and the conversion efficiency (Eff) was 12.6%. Compared with Example 3, the reduction of the fill factor (FF) was remarkable.
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Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/664,529 US20070251573A1 (en) | 2004-10-04 | 2005-09-20 | Photoelectric Converter |
| JP2006539213A JPWO2006038453A1 (ja) | 2004-10-04 | 2005-09-20 | 光電変換装置 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004291830 | 2004-10-04 | ||
| JP2004-291830 | 2004-10-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2006038453A1 true WO2006038453A1 (ja) | 2006-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2005/017296 Ceased WO2006038453A1 (ja) | 2004-10-04 | 2005-09-20 | 光電変換装置 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20070251573A1 (ja) |
| JP (1) | JPWO2006038453A1 (ja) |
| WO (1) | WO2006038453A1 (ja) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070295383A1 (en) * | 2006-03-31 | 2007-12-27 | Intematix Corporation | Wavelength-converting phosphors for enhancing the efficiency of a photovoltaic device |
| KR101460580B1 (ko) * | 2008-02-20 | 2014-11-12 | 주성엔지니어링(주) | 박막형 태양전지 및 그 제조방법 |
| JP2009231643A (ja) * | 2008-03-24 | 2009-10-08 | Casio Comput Co Ltd | 光感知素子及びフォトセンサ並びに表示装置 |
| US20110259410A1 (en) * | 2009-01-19 | 2011-10-27 | Oerlikon Solar Ag, Truebbach | Thin-film silicon tandem cell |
| KR101032270B1 (ko) * | 2010-03-17 | 2011-05-06 | 한국철강 주식회사 | 플렉서블 또는 인플렉서블 기판을 포함하는 광기전력 장치 및 광기전력 장치의 제조 방법 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02237172A (ja) * | 1989-03-10 | 1990-09-19 | Mitsubishi Electric Corp | 多層構造太陽電池 |
| JPH06204540A (ja) * | 1992-12-28 | 1994-07-22 | Canon Inc | 光起電力素子 |
| JPH0794768A (ja) * | 1993-09-22 | 1995-04-07 | Sanyo Electric Co Ltd | 光起電力装置 |
| JP2000150939A (ja) * | 1998-11-10 | 2000-05-30 | Canon Inc | 光起電力素子の製造方法 |
| JP2003258279A (ja) * | 2002-03-04 | 2003-09-12 | Fuji Electric Co Ltd | 多接合型薄膜太陽電池とその製造方法 |
| JP2003282902A (ja) * | 2002-03-20 | 2003-10-03 | Kyocera Corp | 薄膜太陽電池 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5977476A (en) * | 1996-10-16 | 1999-11-02 | United Solar Systems Corporation | High efficiency photovoltaic device |
| JP3754815B2 (ja) * | 1997-02-19 | 2006-03-15 | キヤノン株式会社 | 光起電力素子、光電変換素子、光起電力素子の製造方法及び光電変換素子の製造方法 |
-
2005
- 2005-09-20 WO PCT/JP2005/017296 patent/WO2006038453A1/ja not_active Ceased
- 2005-09-20 US US11/664,529 patent/US20070251573A1/en not_active Abandoned
- 2005-09-20 JP JP2006539213A patent/JPWO2006038453A1/ja active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02237172A (ja) * | 1989-03-10 | 1990-09-19 | Mitsubishi Electric Corp | 多層構造太陽電池 |
| JPH06204540A (ja) * | 1992-12-28 | 1994-07-22 | Canon Inc | 光起電力素子 |
| JPH0794768A (ja) * | 1993-09-22 | 1995-04-07 | Sanyo Electric Co Ltd | 光起電力装置 |
| JP2000150939A (ja) * | 1998-11-10 | 2000-05-30 | Canon Inc | 光起電力素子の製造方法 |
| JP2003258279A (ja) * | 2002-03-04 | 2003-09-12 | Fuji Electric Co Ltd | 多接合型薄膜太陽電池とその製造方法 |
| JP2003282902A (ja) * | 2002-03-20 | 2003-10-03 | Kyocera Corp | 薄膜太陽電池 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2006038453A1 (ja) | 2008-05-15 |
| US20070251573A1 (en) | 2007-11-01 |
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