Patent application number | Description | Published |
20110212564 | METHOD FOR PRODUCING PHOTOVOLTAIC CELL - In a method for producing a photovoltaic cell, the improvement comprising:
| 09-01-2011 |
20110256658 | METHOD FOR PRODUCING PHOTOVOLTAIC CELL - In a method for producing a photovoltaic cell, the improvement comprising:
| 10-20-2011 |
20120122263 | METHOD FOR PRODUCING PHOTOVOLTAIC CELL - The method for producing a photovoltaic cell includes applying, on a partial region of one surface side of a semiconductor substrate, a first n-type diffusion layer forming composition including an n-type impurity-containing glass powder and a dispersion medium; applying, on at least a region other than the partial region on the surface of the semiconductor substrate, a second n-type diffusion layer forming composition which includes an n-type impurity-containing glass powder and a dispersion medium and in which a concentration of the n-type impurity is lower than that of the first n-type diffusion layer forming composition, where the first n-type diffusion layer forming composition is applied; heat-treating the semiconductor substrate on which the first n-type diffusion layer forming composition and the second n-type diffusion layer forming composition are applied to form an n-type diffusion layer; and forming an electrode on the partial region. | 05-17-2012 |
20120122264 | METHOD FOR PRODUCING PHOTOVOLTAIC CELL - The method for producing a photovoltaic cell includes applying, on a partial region of one surface side of a semiconductor substrate, a first p-type diffusion layer forming composition including a p-type impurity-containing glass powder and a dispersion medium; applying, on at least a region other than the partial region on the surface of the semiconductor substrate, a second p-type diffusion layer forming composition which includes a p-type impurity-containing glass powder and a dispersion medium and in which a concentration of the p-type impurity is lower than that of the first p-type diffusion layer forming composition, where the first p-type diffusion layer forming composition is applied; heat-treating the semiconductor substrate on which the first p-type diffusion layer forming composition and the second p-type diffusion layer forming composition are applied to form a p-type diffusion layer; and forming an electrode on the partial region. | 05-17-2012 |
20120122265 | METHOD FOR PRODUCING PHOTOVOLTAIC CELL - The method for producing a photovoltaic cell includes applying an n-type diffusion layer forming composition including an n-type impurity-containing glass powder and a dispersion medium onto a first region on one surface side of a semiconductor substrate; applying a p-type diffusion layer forming composition including a p-type impurity-containing glass powder and a dispersion medium onto a second region other than the first region on the surface of the semiconductor substrate where the first region is provided; a thermal diffusion process in which an n-type diffusion layer and a p-type diffusion layer are formed by heat-treating the semiconductor substrate onto which the n-type diffusion layer forming composition and the p-type diffusion layer forming composition are applied; and forming an electrode on each of the first region where the n-type diffusion layer is formed and the second region where the p-type diffusion layer is formed, respectively. | 05-17-2012 |
20120313199 | MATERIAL FOR FORMING PASSIVATION FILM FOR SEMICONDUCTOR SUBSTRATE, PASSIVATION FILM FOR SEMICONDUCTOR SUBSTRATE AND METHOD OF PRODUCING THE SAME, AND PHOTOVOLTAIC CELL ELEMENT AND METHOD OF PRODUCING THE SAME - The invention provides a material for forming a passivation film for a semiconductor substrate. The material includes a polymer compound having an anionic group or a cationic group. | 12-13-2012 |
20130025669 | PHOTOVOLTAIC CELL SUBSTRATE, METHOD OF PRODUCING PHOTOVOLTAIC CELL SUBSTRATE, PHOTOVOLTAIC CELL ELEMENT AND PHOTOVOLTAIC CELL - The invention provides a photovoltaic cell substrate that is a semiconductor substrate comprising an n-type diffusion layer, an n | 01-31-2013 |
20130025670 | SEMICONDUCTOR SUBSTRATE AND METHOD FOR PRODUCING THE SAME, PHOTOVOLTAIC CELL ELEMENT, AND PHOTOVOLTAIC CELL - The semiconductor substrate of the present invention contains a semiconductor layer and an impurity diffusion layer containing at least one impurity atom selected from the group consisting of an n-type impurity atom and a p-type impurity atom and at least one metallic atom selected from the group consisting of K, Na, Li, Ba, Sr, Ca, Mg, Be, Zn, Pb, Cd, V, Sn, Zr, Mo, La, Nb, Ta, Y, Ti, Ge, Te, and Lu. | 01-31-2013 |
20140076396 | SEMICONDUCTOR SUBSTRATE AND METHOD FOR PRODUCING THE SAME, PHOTOVOLTAIC CELL ELEMENT, AND PHOTOVOLTAIC CELL - The semiconductor substrate of the present invention contains a semiconductor layer and an impurity diffusion layer containing at least one impurity atom selected from the group consisting of an n-type impurity atom and a p-type impurity atom and at least one metallic atom selected from the group consisting of K, Na, Li, Ba, Sr, Ca, Mg, Be, Zn, Pb, Cd, V, Sn, Zr, Mo, La, Nb, Ta, Y, Ti, Ge, Te, and Lu. | 03-20-2014 |
20140242741 | MATERIAL FOR FORMING PASSIVATION FILM FOR SEMICONDUCTOR SUBSTRATE, PASSIVATION FILM FOR SEMICONDUCTOR SUBSTRATE AND METHOD OF PRODUCING THE SAME, AND PHOTOVOLTAIC CELL ELEMENT AND METHOD OF PRODUCING THE SAME - The invention provides a material for forming a passivation film for a semiconductor substrate. The material includes a polymer compound having an anionic group or a cationic group. | 08-28-2014 |
20150017754 | COMPOSITION FOR FORMING N-TYPE DIFFUSION LAYER, METHOD FOR PRODUCING SEMICONDUCTOR SUBSTRATE HAVING N-TYPE DIFFUSION LAYER, AND METHOD FOR PRODUCING SOLAR CELL ELEMENT - The invention provides composition for forming an n-type diffusion layer, the composition comprising a compound containing a donor element, a dispersing medium, and an organic filler; a method for producing a semiconductor substrate having an n-type diffusion layer; and a method for producing a photovoltaic cell element. | 01-15-2015 |