摘要:
A dielectric material includes a main component represented by (Ba1-xCax)(Ti1-yZry)O3, (Ba1-xCax)(Ti1-ySny)O3, or (Ba1-xCax)(Ti1-yHfy)O3 (0≤x≤1 and 0≤y≤0.05) and a subcomponent. When an angle corresponding to a maximum peak is referred to as θ0 and angles corresponding to a full width at half maximum (FWHM) are respectively referred to as θ1 and θ2 (θ1
摘要:
A dielectric ceramic composition contains: a barium titanate-based powder as a main ingredient; a first accessory ingredient containing Na; a second accessory ingredient containing Ba; and a third accessory ingredient containing Si. A content of the first accessory ingredient (based on moles of Na) is 0.3 to 4.0 moles per 100 moles of the main ingredient, and a Ba/Si ratio is in a range of 0.16 to 1.44.
摘要:
A dielectric material includes a barium titanate based base material main ingredient and an accessory ingredient. In a fine sintered structure of the dielectric material, crystal grains in which a content of Ca is less than 2.5 mol % are first crystal grains, crystal grains in which the content of Ca is 4.0 to 12.0 mol % are second crystal grains, and a ratio of an average size of the first crystal grains to an average size of the second crystal grains is in a range of 1.6 to 2.2.
摘要:
A dielectric ceramic composition contains a base material main ingredient and an accessory ingredient. The base material main ingredient includes a first base material main ingredient containing BaTiO3 and a second base material main ingredient containing (Na1-yKy)NbO3. The base material main ingredient is represented by (1−x)BaTiO3-x(Na1-yKy)NbO3, in which x and y satisfy 0.005≦x≦0.5 and 0.3≦y≦1.0, respectively.
摘要:
A dielectric ceramic composition may include a base material main ingredient and an accessory ingredient. The accessory ingredient contains one or more selected from a group consisting of oxides and carbonates of one or more elements among Bi, Li, and Cu. When the accessory ingredient contains Bi, a content of Bi may be 0.1 to 1.0 part by mole, based on 100 parts by mole of the base material main ingredient, when the accessory ingredient contains Li, a content of Li may be 0.1 to 1.0 part by mole, based on 100 parts by mole of the base material main ingredient, and when the accessory ingredient contains Cu, a content of Cu may be 0.1 to 1.0 part by mole, based on 100 parts by mole of the base material main ingredient.
摘要:
There are provided a dielectric ceramic composition and a multilayer ceramic capacitor including the same. The dielectric ceramic composition according to embodiments of the present disclosure includes a base powder represented by xSrTiO3-(1−x)BiMO3 (M includes Mg and Ti) containing a first main component represented by SrTiO3 and a second main component represented by BiMO3, wherein x satisfies 0.5≦x≦0.9.
摘要:
A dielectric ceramic composition may include: a base powder represented by BaTiO3 and accessory components. In an XRD measurement of a dielectric material in which the base powder and the accessory components are sintered, when a (1, 1, 0) plane peak of a BaTiO3 crystal phase is converted into 1.00, a secondary phase peak of pyrochlore (RE2Ti2O7) (RE is a rare earth element) at about 30.5 degrees, as compared with the (1, 1, 0) plane peak, is 0.01 or less.
摘要:
A dielectric ceramic composition may include a base powder represented by (1−a)[(1−x)BaTiO3−xBi(Mg0.5Ti0.5)O3]+a[(1−y)BaTiO3−yBi(Mg0.5Ti0.5)O3](wherein x, y, and a satisfy 0≦x≦0.05, 0.05≦y≦0.5, a≧0, and 0.01−x≦a≦1−y) and formed by mixing a first powder represented by [(1−x)BaTiO3−xBi(Mg0.5Ti0.5)O3] with a second powder represented by [(1−y)BaTiO3−yBi(Mg0.5Ti0.5)O3]. Each of the first powder and the second powder contains a first main component represented by BaTiO3 and a second main component represented by Bi(Mg0.5Ti0.5)O3, but at different ratios.
摘要翻译:电介质陶瓷组合物可以包括由(1-a)[(1-x)BaTiO 3-xBi(Mg 0.5 Ti 0.5)O 3] + a [(1-y)BaTiO 3-yBi(Mg 0.5 Ti 0.5) 5)O 3](其中x,y和a满足0≦̸ x≦̸ 0.05,0.05& nlE; y≦̸ 0.5,a≥0和0.01-x< 1; a≦̸ 1-y) [(1-x)BaTiO3-xBi(Mg0.5Ti0.5)O3]与[(1-y)BaTiO3-yBi(Mg0.5Ti0.5)O3]表示的第二种粉末。 第一粉末和第二粉末各自含有由BaTiO 3表示的第一主要成分和由Bi(Mg0.5Ti0.5)O3表示的第二主要成分,但是以不同的比例。
摘要:
There is provided a dielectric composition, including: a base powder including BamTiO3, where 0.995≦m≦1.010; a first subcomponent including 0.1 to 1.0 at % (x) of an oxide or carbonate containing at least one variable-valence acceptor element based on 100 moles of the base powder; a second subcomponent including 0.01 to 3.0 at % (y) of an oxide or carbonate containing at least one fixed valence acceptor element; a third subcomponent including an oxide or carbonate containing cerium (z) at % and at least one other rare-earth element (w) at %, where 0.01≦z≦x+4y and 0.01≦z+w≦x+4y; a fourth subcomponent including at least one of an oxide or carbonate containing at least one of Barium, Calcium, Aluminum, and Silicon and glass containing silicon; and a fifth subcomponent including 0.01 to 10.0 at % of an oxide containing zirconium.
摘要翻译:提供了一种电介质组合物,其包括:包含BamTiO 3的基础粉末,其中0.995和n1E; m1 n1E; 1.010; 包含基于100摩尔基础粉末含有至少一种可变价电子受体元素的氧化物或碳酸酯的0.1至1.0原子%(x)的第一副成分; 包含含有至少一个固定价电子元素的氧化物或碳酸盐的0.01〜3.0at%(y)的第二副成分; 第三副成分包括含有%的铈(z)和至少一种其它稀土元素(w)%的氧化物或碳酸盐,其中0.01和nlE; z和nlE; x + 4y和0.01和nlE; z + w和nlE; x + 4y ; 包含至少一种含有钡,钙,铝和硅中的至少一种的氧化物或碳酸盐和含有硅的玻璃中的至少一种的第四副成分; 和含有锆的氧化物的0.01〜10.0at%的第五副成分。
摘要:
A laminated chip electronic component includes: a ceramic body including internal electrodes and dielectric layers; external electrodes covering end portions of the ceramic body in length direction; an active layer in which the internal electrodes are disposed in opposing manner, while having the dielectric layers interposed therebetween, to form capacitance; and upper and lower cover layers formed on upper and lower portions of the active layer in thickness direction, the lower cover layer thicker than the upper cover layer.