摘要:
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.
摘要:
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.
摘要:
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.
摘要:
A phase-separated polymer electrolyte membrane is provided which has a low degree of swelling in water and methanol, excels in resistance to water and methanol, and has high methanol barrier property and a low membrane resistance. An electrode-phase-separated polymer electrolyte membrane joint using the membrane, a method for manufacturing the membrane and joint, and a fuel cell using them are also provided. There is provided a polymer electrolyte membrane having two phases: a domain phase comprising an electrolyte polymer (a) and a matrix phase comprising a polymer (b) that inhibits swelling of component (a), the membrane also having a three-dimensional structure that can conduct protons and substantially connects the domains of (a).
摘要:
The present invention provides an electrolyte membrane in which permeation of an electrolyte solution such as water and methanol, and swelling by electrolyte solutions are suppressed, and which is excellent in mechanical strength; and providing a preparing method thereof. The present invention relates to an electrolyte membrane comprising a porous substrate with a plurality of pores and a proton conductive polymer composition held in the pores, wherein the proton conductive polymer composition contains an aromatic hydrocarbon resin having proton acid groups, preferably an aromatic hydrocarbon resin selected from a group consisting of polysulfone, polyethersulfone, polyarylate, polyamide imide, polyetherimide, polyimide, polyquinoline, and polyquinoxaline.
摘要:
A novel process for preparing imidazopyran derivatives of the formula: wherein R1 is halogen atom, hydrogen atom, C1 to C3 alkyl group, aryl group, or aryl group substituted by C1 to C3 alkyl group, by using dinitroimidazole and 2,3-epoxy-1-propanol as starting materials and being followed by five steps.
摘要:
A composition for forming an n-type diffusion layer includes a glass powder containing P2O5, SiO2 and CaO and a dispersion medium. An n-type diffusion layer and a photovoltaic cell element having an n-type diffusion layer are produced by applying the composition for forming an n-type diffusion layer on a semiconductor substrate and by subjecting the substrate to a thermal diffusion treatment.
摘要翻译:用于形成n型扩散层的组合物包括含有P 2 O 5,SiO 2和CaO的玻璃粉末和分散介质。 通过在半导体衬底上涂覆用于形成n型扩散层的组合物,并对衬底进行热扩散处理,制造n型扩散层和具有n型扩散层的光伏电池元件。
摘要:
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.
摘要:
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.
摘要:
The invention provides a photovoltaic cell substrate that is a semiconductor substrate comprising an n-type diffusion layer, an n+-type diffusion layer having a higher n-type impurity concentration than the n-type diffusion layer, and a concave portion at a surface of the n+-type diffusion layer.
摘要翻译:本发明提供一种光电池基板,其是包括n型扩散层,n型杂质浓度高于n型扩散层的n +型扩散层的半导体基板,以及在n型扩散层表面的凹部 n +型扩散层。