Abstract: A multilayer electronic component includes a body including a dielectric layer and first and second internal electrodes disposed to oppose each other with the dielectric layer interposed therebetween and including a capacitance forming portion, by which capacitance of the multilayer electronic component is defined, having the first and second internal electrodes disposed to oppose each other with the dielectric layer interposed therebetween, cover portions disposed on two opposing surfaces of the capacitance forming portion in a first direction, and margin portions disposed on two opposing surfaces of the capacitance forming portion in a second or third direction, in which ?3.0<{1?(Hc/H1)}×100?0.4, where an average hardness of the cover portions is Hc and an average hardness of the first margin portions is H1.

Abstract: Disclosed is a method for pre-detecting a defective porous polymer substrate for a separator, including selecting a porous polymer substrate having a plurality of pores; observing the selected porous polymer substrate with a scanning electron microscope (SEM) to obtain an image of the porous polymer substrate; quantifying the average value of pore distribution index (PDI); correcting the quantified average value of pore distribution index to obtain the corrected average value of pore distribution index; determining whether or not the corrected average value of pore distribution index is 60 a.u. (arbitrary unit) or less; and classifying the porous polymer substrate as a good product, when the corrected average value of pore distribution index is determined to be 60 a.u. or less, and classifying the porous polymer substrate as a defective product, when the corrected average value of pore distribution index is determined to be larger than 60 a.u.

Abstract: A cylindrical secondary battery, a battery pack, and a vehicle are provided. The cylindrical secondary battery includes an electrode assembly having a first electrode tab at a first end of the electrode assembly a battery can configured to accommodate the electrode assembly through an opening portion formed at one side of the battery can, a current collecting plate including three or more tab coupling portions electrically connected to the first electrode tab, and a can coupling portion extending from ends of the tab coupling portions toward the opening portion of the battery can and having a continuous outer peripheral surface electrically connected to an inner surface of the battery can, and a top cap configured to cover the opening portion of the battery can.

Abstract: A multilayer ceramic capacitor includes a body including a dielectric layer and first and second internal electrodes alternately disposed with the dielectric layer interposed therebetween, a first external electrode disposed on the body and connected to the first internal electrode, and a second external electrode disposed on the body and connected to the second internal electrode. The dielectric layer includes a first dielectric layer adjacent to the first internal electrode, a second dielectric layer adjacent to the second internal electrode, and a third dielectric layer disposed between the first and second dielectric layers. D1<D3 and D2<D3, in which D1 is an average particle size of dielectric grains included in the first dielectric layer, D2 is an average particle size of dielectric grains included in the second dielectric layer, and D3 is an average particle size of dielectric grains included in the third dielectric layer.

Abstract: A multi-layered ceramic electronic component has a ceramic body including dielectric layers and a plurality of internal electrodes opposing each other with the dielectric layers interposed therebetween. External electrodes are disposed on an exterior of the ceramic body and are electrically connected to the internal electrodes. Each external electrode includes an electrode layer electrically connected to internal electrodes, and a conductive resin layer arranged on the electrode layer. The conductive resin layer extends to first and second surface of the ceramic body, and a ratio of a thickness (Tb) of the conductive resin layer extending onto the first surface and the second surface of the ceramic body to a length (Lm) of a length direction margin portion of the ceramic body satisfies 2 to 29%.

Abstract: A multilayer ceramic electronic component includes a ceramic body including a dielectric layer including a grain and first and second internal electrodes stacked in a third direction with the dielectric layer interposed therebetween, and including a first surface and a second surface opposing each other in a third direction, a third surface and a fourth surface opposing each other in a second direction, and a fifth surface and a sixth surface opposing each other in a first direction; and first and second external electrodes disposed on the fifth surface and the sixth surface of the ceramic body, respectively, and a ratio, G/I, of a particle size, G, of a grain of the dielectric layer to a thickness, I, of each of the first and second internal electrodes is 0.3 or more and 0.5 or less.

Abstract: A multilayer ceramic electronic component includes a ceramic body includes: a ceramic body including a capacitance formation portion including a dielectric layer and first and second internal electrodes disposed to be stacked in a third direction with the dielectric layer interposed therebetween, a margin portion disposed on both surfaces of the capacitance formation portion in a second direction, and a cover portion disposed on both surfaces of the capacitance formation portion in the third direction, and; and an auxiliary electrode spaced apart from the capacitance formation portion, and disposed to be in contact with one of the first and second external electrodes. The auxiliary electrode is spaced apart from first surface and the second surface of the ceramic body in a first direction.

Abstract: A multilayer ceramic electronic component includes a ceramic body including pluralities of first and second internal electrodes alternately disposed to face each other with respective dielectric layers interposed therebetween. First and second external electrodes are disposed on external surfaces of the ceramic body and are respectively electrically connected to the first and second external electrodes. A first dummy electrode is disposed in a margin portion of the ceramic body adjacent the first internal electrode in a third direction, and a second dummy electrode is disposed in a margin portion of the ceramic body adjacent the second internal electrode in the third direction. A distance (Ld) between the first and second dummy electrodes in a second direction, and a length (Lm) of each margin portion between one of the first and second internal electrodes and an external surface of the ceramic body in the second direction, satisfy Ld?Lm.

Abstract: The present invention relates to a syringe-injection-type brain signal measurement and stimulation structure, and a syringe injection method therefor, and provides a structure including a high-performance flexible element capable of minimizing a skull opening when inserted into the brain.

Abstract: A multilayer ceramic capacitor includes a body including a dielectric layer and first and second internal electrodes alternately disposed with the dielectric layer interposed therebetween, a first external electrode disposed on the body and connected to the first internal electrode, and a second external electrode disposed on the body and connected to the second internal electrode. The dielectric layer includes a first dielectric layer adjacent to the first internal electrode, a second dielectric layer adjacent to the second internal electrode, and a third dielectric layer disposed between the first and second dielectric layers. D1<D3 and D2<D3, in which D1 is an average particle size of dielectric grains included in the first dielectric layer, D2 is an average particle size of dielectric grains included in the second dielectric layer, and D3 is an average particle size of dielectric grains included in the third dielectric layer.

Abstract: A multilayer electronic component includes a body including a dielectric layer and first and second internal electrodes disposed to oppose each other with the dielectric layer interposed therebetween and including a capacitance forming portion, by which capacitance of the multilayer electronic component is defined, having the first and second internal electrodes disposed to oppose each other with the dielectric layer interposed therebetween, cover portions disposed on two opposing surfaces of the capacitance forming portion in a first direction, and margin portions disposed on two opposing surfaces of the capacitance forming portion in a second or third direction, in which -3.0<{1- (Hc/H1) } ×100?0.4 , where an average hardness of the cover portions is Hc and an average hardness of the first margin portions is H1.

Abstract: The present invention relates to a syringe-injection-type brain signal measurement and stimulation structure, and a syringe injection method therefor, and provides a structure including a high-performance flexible element capable of minimizing a skull opening when inserted into the brain. Particularly, the present invention comprises: a flexible element, which includes a contact part making contact with a surface of a cortex so as to measure a signal generated in the brain or transmit an external stimulus to the brain, a transmitting/receiving part positioned between a skull and a skin, and a connection part for making a connection between the contact part and the transmitting/receiving part; and an integrated circuit connected to the transmitting/receiving part so as to transmit/receive a signal.

Abstract: A multilayer ceramic electronic component includes a ceramic body including a dielectric layer, and first and second internal electrodes disposed to oppose each other with the dielectric layer therebetween; first and second external electrodes having first electrode layers connected to the first and second internal electrodes, respectively, and second electrode layers disposed on the first electrode layers, respectively; and an auxiliary electrode disposed between an end portion of each of the second electrode layers and an inflection point of the ceramic body, wherein a width of the auxiliary electrode is in a range of 20 to 70% of a width of a margin portion of the first or second internal electrode.

Abstract: A multilayer ceramic electronic component includes a ceramic body includes: a ceramic body including a capacitance formation portion including a dielectric layer and first and second internal electrodes disposed to be stacked in a third direction with the dielectric layer interposed therebetween, a margin portion disposed on both surfaces of the capacitance formation portion in a second direction, and a cover portion disposed on both surfaces of the capacitance formation portion in the third direction, and; and an auxiliary electrode spaced apart from the capacitance formation portion, and disposed to be in contact with one of the first and second external electrodes. The auxiliary electrode is spaced apart from first surface and the second surface of the ceramic body in a first direction.

Abstract: An electronic component includes a capacitor body having first to sixth surfaces, the capacitor body including a plurality of dielectric layers stacked in a first direction connecting the fifth and sixth surfaces and first and second internal electrodes alternately disposed with the dielectric layer interposed therebetween; first and second external electrodes disposed on the first surface of the capacitor body, to be spaced apart from each other in a second direction connecting the third and fourth surfaces; and first and second metal frames connected to the first and second external electrodes, respectively. The first internal electrode includes a first lead portion exposed through the first surface of the capacitor body and connected to the first external electrode. The second internal electrode includes a second lead portion exposed through the first surface of the capacitor body and connected to the second external electrode.

Abstract: A multilayer ceramic electronic component includes a ceramic body includes: a ceramic body including a capacitance formation portion including a dielectric layer and first and second internal electrodes disposed to be stacked in a third direction with the dielectric layer interposed therebetween, a margin portion disposed on both surfaces of the capacitance formation portion in a second direction, and a cover portion disposed on both surfaces of the capacitance formation portion in the third direction, and; and an auxiliary electrode spaced apart from the capacitance formation portion, and disposed to be in contact with one of the first and second external electrodes. The auxiliary electrode is spaced apart from first surface and the second surface of the ceramic body in a first direction.

Abstract: A multilayer electronic component includes a body, a protrusion disposed on at least one surface of the body, and an external electrode having an electrode layer disposed on a side surface of the body and extending to be in contact with a side surface of the protrusion and a conductive resin layer disposed on the electrode layer and extending to cover a portion of the protrusion.

Abstract: A multilayer ceramic electronic component includes a ceramic body including pluralities of first and second internal electrodes alternately disposed to face each other with respective dielectric layers interposed therebetween. First and second external electrodes are disposed on external surfaces of the ceramic body and are respectively electrically connected to the first and second external electrodes. A first dummy electrode is disposed in a margin portion of the ceramic body adjacent the first internal electrode in a third direction, and a second dummy electrode is disposed in a margin portion of the ceramic body adjacent the second internal electrode in the third direction. A distance (Ld) between the first and second dummy electrodes in a second direction, and a length (Lm) of each margin portion between one of the first and second internal electrodes and an external surface of the ceramic body in the second direction, satisfy Ld?Lm.

Abstract: An electronic component includes a capacitor body having first to sixth surfaces, and including a plurality of dielectric layers and first and second internal electrodes; first and second external electrodes disposed on both ends of the capacitor body in a second direction in which the third and fourth surfaces oppose each other, respectively; a third external electrode disposed on the first surface of the capacitor body; and first to third metal frames connected to the first to third external electrodes, respectively, both ends of the first internal electrode are exposed through the third and fourth surfaces of the capacitor body, respectively, and the second internal electrode includes a lead portion exposed through the first surface of the capacitor body and connected to the third external electrode.

Abstract: A multilayer ceramic electronic component includes a ceramic body including pluralities of first and second internal electrodes alternately disposed to face each other with respective dielectric layers interposed therebetween. First and second external electrodes are disposed on external surfaces of the ceramic body and are respectively electrically connected to the first and second external electrodes. A first dummy electrode is disposed in a margin portion of the ceramic body adjacent the first internal electrode in a third direction, and a second dummy electrode is disposed in a margin portion of the ceramic body adjacent the second internal electrode in the third direction. A distance (Ld) between the first and second dummy electrodes in a second direction, and a length (Lm) of each margin portion between one of the first and second internal electrodes and an external surface of the ceramic body in the second direction, satisfy Ld?Lm.