Abstract: An electronic component includes a laminated body including dielectric layers and internal electrode layers, a first external electrode, a pair of second external electrodes, and a pair of insulating coating portions. The internal electrode layers include first and second internal electrode layers, the second internal electrode layers each include first and second extended electrode portions. A relationship of L1/L2>1.0 is satisfied when a length of a first contact portion with one second external electrode in contact with the first extended electrode portion in the length direction is L1, and a length of a second contact portion with the other second external electrode in contact with the second extended electrode portion in the length direction is L2.

Abstract: There is provided a multilayer ceramic electronic component embedded in a board including: a ceramic body including dielectric layers; first and second internal electrodes; and first and second external electrodes formed on first and second side surfaces of the ceramic body, respectively, wherein the first external electrode includes a first electrode layer and a first metal layer formed on the first electrode layer, the second external electrode includes a second electrode layer and a second metal layer formed on the second electrode layer, the first and second external electrodes are formed to be extended to first main surface of the ceramic body, and when a maximum width and a minimum width of at least one of the first and second external electrodes formed on the first main surface are defined as BWmax and BWmin, respectively, 0?BWmax?BWmin?100 ?m is satisfied.

Abstract: The invention relates to a contact part (20) for electrically connecting end-face contact layers on the end faces of a plastic film capacitor winding (10) of an encased electric single-phase or three-phase capacitor to a terminal wire (18, 34) or a connecting wire, comprising a preferably flat contact support with a terminal region for contacting a terminal wire (18, 34) or a connecting wire; comprising at least one contact piece (26) with at least one contact tip, said contact piece (26) extending upwards or downwards from the contact support in a substantially vertical manner, in order to establish an electric connection to an end-face contact layer (12, 14) by pressing the contact tip into said end-face contact layer (12, 14); and comprising a penetration depth-limiting device for limiting the penetration depth of the contact tip or the contact tips in the end-face contact layer (12, 14). The invention also relates to encased single-phase and three-phase capacitors comprising said contact part.

Abstract: An energy storage device can include a cathode, an anode, and a separator between the cathode and the anode, and an electrolyte where the electrolyte includes one or more additives and/or solvent components selected from vinylene carbonate (VC), vinyl ethylene carbonate (VEC), dimethylacetamide (DMAc), hydro fluorinated ether branched cyclic carbonate, a hydro fluorinated ether ethylene carbonate (HFEEC), hydro fluorinated ether (HFE), and fluorinated ethylene carbonate (FEC). The electrolyte may include a carbonate based solvent and one or more solvent components and/or one or more of vinylene carbonate (VC), vinyl ethylene carbonate (VEC), dimethylacetamide (DMAc), hydro fluorinated ether branched cyclic carbonate, a hydro fluorinated ether ethylene carbonate (HFEEC), hydro fluorinated ether (HFE), and fluorinated ethylene carbonate (FEC).

Abstract: Provided is a lithium ion capacitor that is capable, during internal short circuiting, of suppressing an increase in capacitor temperature and controlling the onset of gasification, smoking and ignition, and of having preferably both low resistance (i.e., high output density) and high cycle characteristics. The lithium ion capacitor comprises an electrode laminated body stored in a casing together with a non-aqueous electrolytic solution containing a lithium ion-containing electrolyte; wherein the electrode laminated body is laminated so that a negative electrode collector having a negative electrode active material comprised of a carbon material, and a positive electrode body having a positive electrode active material face each other through a laminated separator where a polyolefin porous membrane and an insulating porous membrane are laminated; and characterized in that the insulating porous membrane is in contact with the negative electrode body.

Abstract: BN nanosheets are prepared by a method comprising heating to a temperature of at least 500° C., a mixture comprising: (1) an alkali borohydride, and (2) an ammonium salt. NaN3 may be included to increase the yield. No catalyst is required, and the product produced contains less than 0.1 atomic percent metal impurities.

Abstract: An electric storage device has an electrode body and a housing body. The electrode body has a plurality of positive plates and a plurality of negative plates. The positive plates and the negative plates are alternately stacked on each other via separators. The housing body houses the electrode body together with an ion conductor. The electric storage device is provided with a magnetic field generating unit that generates magnetic force lines in a certain direction.

Abstract: A hybrid electrochemical energy storage device having the attributes of a high power supercapacitor and a lithium ion battery are described. The hybrid electrochemical energy storage device can be a pseudocapacitor with a cathode having a coated activated carbon powder having a coated activated carbon cathode. The coated activated carbon can provide for enhanced energy density and ion conductivity. The activated carbon powder is coated with metal oxides, metal nitrides, metal sulfides, metal phosphates, polymers, and ion conducting or solid electrolytes, and a mixture thereof. More specifically, the activated carbon powder can include two or more active materials, with one of the two or more active materials being carbonaceous particles that comprise from about 50 to about 100 wt % of the composition, and the other of the two or more active materials atomic deposition layers on the carbonaceous particles.

Abstract: In an embodiment, a multilayer ceramic capacitor 20 has a first external electrode 22 having a second part 22b, and a second external electrode 23 having a second part 23b, and each second part have an external shape where length L21 becomes the largest at a width-direction center portion 22b1 or 23b1 and length L22 becomes the smallest at a width-direction edge 22b3 or 23b3, with the length decreasing gradually from the width-direction center portion 22b1 or 23b1 to the width-direction edge 22b3 or 23b3.

Abstract: Disclosed is a multilayer insulator, a metal-insulator-metal (MIM) capacitor with the same, and a fabricating method thereof. The capacitor includes: a first electrode; an insulator disposed on the first electrode, the insulator including: a laminate structure in which an aluminum oxide (Al2O3) layer and a hafnium oxide (HfO2) layer are laminated alternately in an iterative manner and a bottom layer and a top layer are formed of the same material; and a second electrode disposed on the insulator.

Abstract: There is provided a tantalum capacitor including: a tantalum capacitor body; a plurality of tantalum wires and an adhesive layer on a lower surface of the tantalum capacitor body; and a molding part enclosing the tantalum capacitor body, wherein the tantalum wire and the adhesive layer are connected to an anode lead frame and a cathode lead frame, respectively.

Abstract: An electrolytic solution for electric double layer capacitors includes an organic solvent and quaternary ammonium salt dissolved in the organic solvent. The organic solvent consists of sulfolane and chain sulfone. The quaternary ammonium salt is at least one of diethyl dimethyl ammonium salt and ethyl trimethyl ammonium salt.

Abstract: A thin-film ceramic capacitor includes a body, a plurality of dielectric layers and first and second electrode layers alternately disposed on a substrate in the body, first and second electrode pads disposed on an external surface of the body, and a plurality of vias disposed in the body, the plurality of dielectric layers and first and second electrode layers having inclined etched surfaces exposed to the plurality of vias, a first via, of the plurality of vias, being connected to the inclined surface of the first electrode layer, and a second via, of the plurality of vias, being connected to the inclined surface of the second electrode layer.

Abstract: There is provided a conductive resin composition including epoxy resin, copper powder particles, and non-nitrogen-based hardeners.

Abstract: A laminated ceramic electronic component provided with a component main body formed by alternatively laminating multiple dielectric ceramic layers and multiple internal electrode layers, and external electrodes disposed on the end faces where the internal electrode layers of the component main body are exposed, wherein at least a part of the multiple internal electrode layers exposed on the end faces of the component main body are provided with end-face electrode portions that connect the adjacent internal electrode layers, the connecting portions are present between the end-face electrode portions and the dielectric ceramic layers that contact with the end-face electrode portions, and the external electrodes are disposed so that the end-face electrode portions are covered.

Abstract: The present disclosure provides a capacitor assembly having a non-symmetrical electrode structure and a capacitor seat structure thereof. The capacitor assembly includes a capacitor seat structure and a capacitor package structure. The capacitor seat structure includes a capacitor seat, a first electrode layer and a second electrode layer. The capacitor seat has a first through hole, a first groove, a second through hole and a second groove. The capacitor package structure includes a first conductive pin and a second conductive pin. The first conductive pin passes through the first through hole and is disposed inside the first groove to electrically contact the first electrode layer. The second conductive pin passes through the second through hole and is disposed inside the second groove to electrically contact the second electrode layer.

Abstract: A positive electrode and a negative electrode are formed on both main surfaces of a solid electrolyte. Preferably, the solid electrolyte is a thin film body with a thickness of less than or equal to 200 ?m, and contains an ion conductive compound such as Li ions. The positive electrode and the negative electrode contain an ion conductive substance, for example Li2O, which contains an ion conductive element such as Li, in a range of less than 50 vol % (not including 0 vol %), preferably 1 to 35 vol %.

Abstract: A multilayer ceramic capacitor includes a laminate of ceramic layers and internal electrodes, and a pair of external electrodes located on both end surfaces of the laminate and electrically connected to the internal electrodes. Each of the pair of external electrodes includes an underlying electrode layer on the surface of the laminate and including Cu, a bonding portion partially provided on a surface of the underlying electrode layer and including a Cu3Sn alloy, and a conductive resin layer provided on surfaces of the underlying electrode layer and the bonding portion, and a total area of the bonding portion is not less than about 2.7% and not more than about 40.6% of a total area of the underlying electrode layer.

Abstract: A capacitor assembly that is capable of exhibiting good electrical properties even under a variety of conditions is provided. More particularly, the capacitor contains a capacitor element that includes a sintered porous anode body, a dielectric that overlies the anode body, and a solid electrolyte that overlies the dielectric. The solid electrolyte also contains a pre-coat layer that overlies the dielectric and includes an organometallic compound. A solid electrolyte overlies the pre-coat layer that includes pre-polymerized conductive polymer particles, and an external polymer coating overlies the solid electrolyte that contains a pre-polymerized particles and a cross-linking agent.

Abstract: A hermetic sealing cap includes a base material, a first plated layer formed on the base material, and a second plated layer formed on the first plated layer. A surface of the base material is sectioned into a first region, a second region not adjacent to the first region inside the first region, a third region adjacent to the first region inside the first region, and a fourth region adjacent to the first region outside the first region. In the third region and the fourth region, the first plated layer is exposed to be oxidized.