摘要:
A cathode for a lithium-ion secondary battery is provided, which not only efficiently absorbs oxygen released from a solid solution based cathode active material when initial charging is applied but prevents a cathode energy density from lowering. Further, a lithium-ion secondary battery, a vehicle and a power storage system equipped with the lithium-ion secondary battery are provided. The cathode for a lithium-ion secondary battery comprises a cathode active material represented by the general formula: xLi2MO3-(1−x)LiM′O2 (where 0
摘要:
A thermoelectric conversion material is provided, in which only a desired crystal is selectively precipitated. An MxV2O5 crystal is selectively precipitated in vanadium-based glass, wherein M is one metal element selected from the group consisting of iron, arsenic, antimony, bismuth, tungsten, molybdenum, manganese, nickel, copper, silver, an alkali metal and an alkaline earth metal, and 0
摘要翻译:提供了仅选择性沉淀所需晶体的热电转换材料。 在钒基玻璃中选择性地析出M x V 2 O 5晶体,其中M是选自铁,砷,锑,铋,钨,钼,锰,镍,铜,银,碱金属和碱中的一种金属元素 地球金属,0
摘要:
The present invention aims at providing a lead-free glass composition that can be soften and flowed at a firing temperature that is equal to or lower than that of conventional low melting point lead glass. Furthermore, the present invention aims at providing a lead-free glass composition having fine thermal stability and fine chemical stability in addition to that property. The lead-free glass composition according to the present invention is characterized by comprising at least Ag2O, V2O5 and TeO2 when the components are represented by oxides, wherein the total content ratio of Ag2O, V2O5 and TeO2 is 75 mass % or more. Preferably, the lead-free glass composition comprises 10 to 60 mass % of Ag2O, 5 to 65 mass % of V2O5, and 15 to 50 mass % of TeO2.
摘要:
A lithium ion secondary battery has a high cycle retention rate, and has its battery capacity increased. A positive electrode active material is used which includes a crystal phase having a structure formed by collecting a plurality of crystallites, and powder particles containing amorphous phases and formed between the crystallites. The amorphous phases and contain one or more kinds of metal oxides selected from the group consisting of vanadium oxide, iron oxide, manganese oxide, nickel oxide and cobalt oxide. The crystal phase and the amorphous phase and are capable of intercalation and deintercalation of lithium ions.
摘要:
In a positive electrode active material for a magnesium secondary battery and a magnesium secondary battery using it, there is contained a powder particle containing a crystal phase having a structure formed with aggregation of a plurality of crystallites, and amorphous phases formed between the crystallites themselves; the amorphous phases contain at least one kind of a metal oxide selected from a vanadium oxide, an iron oxide, a manganese oxide, a nickel oxide and a cobalt oxide; and the crystal phase and the amorphous phases use the positive electrode active material enabling to store and release magnesium ions.
摘要:
A thermoelectric conversion material is provided, in which only a desired crystal is selectively precipitated. An MxV2O5 crystal is selectively precipitated in vanadium-based glass, wherein M is one metal element selected from the group consisting of iron, arsenic, antimony, bismuth, tungsten, molybdenum, manganese, nickel, copper, silver, an alkali metal and an alkaline earth metal, and 0
摘要翻译:提供了仅选择性沉淀所需晶体的热电转换材料。 在钒基玻璃中选择性地析出M x V 2 O 5晶体,其中M是选自铁,砷,锑,铋,钨,钼,锰,镍,铜,银,碱金属和碱中的一种金属元素 地球金属,0
摘要:
In a thermoelectric conversion device, support substrates (13, 14), electrodes (11, 12) formed on the support substrates and thermoelectric conversion parts (7, 10) formed on the electrodes and containing semiconductor glass are disposed. The semiconductor glass is non-lead glass containing vanadium, and the electrodes contain any of Al, Ti, Ti nitride, W, W nitride, W silicide, Ta, Cr and Si.This constitution makes it possible to provide a device structure which can be produced by an inexpensive production process, uses a composite material with an excellent thermoelectric conversion characteristic and can solve the characteristic problem of the composite material. As a result, it is possible to provide a thermoelectric conversion device with excellent characteristics and high reliability at a low cost.
摘要:
The present invention aims at providing a lead-free glass composition that can be soften and flowed at a firing temperature that is equal to or lower than that of conventional low melting point lead glass. Furthermore, the present invention aims at providing a lead-free glass composition having fine thermal stability and fine chemical stability in addition to that property. The lead-free glass composition according to the present invention is characterized by comprising at least Ag2O, V2O5 and TeO2 when the components are represented by oxides, wherein the total content ratio of Ag2O, V2O5 and TeO2 is 75 mass % or more. Preferably, the lead-free glass composition comprises 10 to 60 mass % of Ag2O, 5 to 65 mass % of V2O5, and 15 to 50 mass % of TeO2.
摘要翻译:本发明的目的在于提供一种无铅玻璃组合物,其可以在等于或低于常规低熔点铅玻璃的烧制温度下软化和流动。 此外,本发明的目的在于提供除了该性能之外还具有精细的热稳定性和细化学稳定性的无铅玻璃组合物。 根据本发明的无铅玻璃组合物的特征在于,当组分由氧化物表示时,至少含有Ag 2 O,V 2 O 5和TeO 2,其中Ag 2 O,V 2 O 5和TeO 2的总含量比为75质量%以上。 优选地,无铅玻璃组合物包含10〜60质量%的Ag 2 O,5〜65质量%的V 2 O 5和15〜50质量%的TeO 2。
摘要:
In order to provide a semiconductor junction element consisted of an oxide semiconductor glass, which does not contain a toxic element and rare metal element, and various semiconductor devices using it, semiconductor glasses which contain vanadium oxide and have different polarities are connected each other in a semiconductor junction element of the present invention. Moreover, a semiconductor glass containing vanadium oxide is connected to an element semiconductor or a compound semiconductor which have different polarity from the semiconductor glass. Furthermore, a semiconductor glass containing vanadium oxide is connected to a metal.
摘要:
A lithium ion secondary battery has a high cycle retention rate, and has its battery capacity increased. A positive electrode active material is used which includes a crystal phase having a structure formed by collecting a plurality of crystallites 101, and powder particles containing amorphous phases 103a and 103b formed between the crystallites 101. The amorphous phases 103a and 103b contain one or more kinds of metal oxides selected from the group consisting of vanadium oxide, iron oxide, manganese oxide, nickel oxide and cobalt oxide. The crystal phase and the amorphous phase 103a and 103b are capable of intercalation and deintercalation of lithium ions.