Abstract: A polycyclic compound and an organic electroluminescence device including the same. The polycyclic compound according to an example embodiment is represented by the following Formula 1. wherein in Formula 1, Cy1 is carbonyl-containing five- or six-membered and substituted or unsubstituted cyclic hydrocarbon or substituted or unsubstituted heterocycle, and R1 to R4 are each independently a hydrogen atom or a group represented by the following Formula 2 or 3.

Abstract: Charged organic thermally activated delayed fluorescence (TADF) species are described. A light-emitting electrochemical cell (LEEC) includes the charged organic thermally activated delayed fluorescence (TADF) species and sufficient counter ions to balance the charge on the charged organic thermally activated delayed fluorescence species, as emitter material. Also disclosed are OLEDSs containing the TADF species.

Abstract: A condensed cyclic compound represented by Formula 1: wherein in Formula 1, a1, a2, Ar1, Ar2, R1, and R2 are the same as described in the specification.

Abstract: A compound, an organic light-emitting device, and a display apparatus, the compound being represented by Formula 1:

Abstract: An OLED including an organic layer that contains metal complex compounds that are useful as a phosphorescent emitter is disclosed. The metal complex compounds include ligands that incorporate fluorinated side chains and has at least one substituent R selected from the group consisting of partially fluorinated alkyl, partially fluorinated cycloalkyl, and combinations thereof, wherein R is directly bonded to an aromatic ring, In the compound, C having an F attached thereto is separated by at least one carbon atom from the aromatic ring.

Abstract: A platinum complex, an OLED using the platinum complex, and an apparatus emitting visible light or near-IR light are provided. The platinum complex has a structure represented by formula (I): wherein A1 to A3 are each independently a six-membered ring or a five-membered ring; R1 is substituted or unsubstituted C1-C12 alkyl or substituted or unsubstituted C6-C12 aryl; each R2 is independently hydrogen, substituted or unsubstituted C1-C12 alkyl, or substituted or unsubstituted C1-C6 alkoxy; p is an integer of 1 to 2; when p is equal to 2, two R2's can be joined to form a C3-C8 aromatic ring; and a first chelating ligand having A1 and a carbene fragment has a minus one formal charge and a second chelating ligand having A2 and A3 has a minus one formal charge.

Abstract: A light-emitting device is provided. The device includes a first electrode, a second electrode, an emission layer between the first electrode and the second electrode, a hole transport region between the first electrode and the emission layer, and an electron transport region between the emission layer and the second electrode. The hole transport region may include a hole transport layer, which in turn includes a first perovskite compound [A1l][B1m][X1]n with a neutral defect. A hole concentration of the first perovskite compound may be from about 1.0×1016 to about 9×1018 cm?3 at about 25° C.

Abstract: The invention provides a blue organic electroluminescent device, composed of a substrate, an anode layer, an anode modification layer, a hole transporting-electron blocking layer, a hole-dominated light-emitting layer, an electron-dominated light-emitting layer, a hole blocking-electron transporting layer, a cathode modification layer, and a cathode layer arranged in turn, wherein the electron-dominated light-emitting layer is composed of an organic sensitive material, a blue organic light-emitting material, and an electron-type organic host material.

Abstract: A method for forming an organic thin film transistor is provided. An organic semiconductor layer, a source electrode, a drain electrode, a gate electrode, and an insulating layer are formed on an insulating substrate. A method for forming the organic semiconductor layer is provided. An evaporating source is provided, and the evaporating source and the insulating substrate are spaced from each other. The carbon nanotube film structure is heated to gasify the organic semiconductor material to form the organic semiconductor layer on a depositing surface.

Abstract: A method for constructing a solar rectenna array by growing carbon nanotube antennas between lines of metal, and subsequently applying a bias voltage on the carbon nanotube antennas to convert the diodes on the tips of the carbon nanotube antennas from metal oxide carbon diodes to geometric diodes. Techniques for preserving the converted diodes by adding additional oxide are also described.

Abstract: Disclosed is a quantum dot light emitting device including a ligand-substituted quantum dot light emitting layer with a polymer having amine groups. The introduction of the ligand-substituted quantum dot light emitting layer with a polymer having amine groups changes the energy level of an electron transport layer and enables control over the charge injection properties of the device so that the flow of electrons can be controlled. In addition, the ligand substitution is effective in removing oleic acid as a stabilizer of quantum dots to prevent an increase in driving voltage caused by the introduction of the additional material, achieving markedly improved efficiency of the device. Also disclosed is a method for fabricating the quantum dot light emitting device.

Abstract: An embodiment of the present invention discloses an organic light emitting diode comprising an organic layer consisting of one layer or more, which includes a transparent electrode, a reflective electrode provided facing the transparent elector, and a light emitting layer provided between the transparent electrode and the reflective electrode. Here, the light emitting layer includes two or more light emitting materials and is characterized in that the difference between the dipole moment value of one light emitting material and the dipole moment value of another light emitting material from among the light emitting materials is 1.5 Debye or more.

Abstract: A light-emitting element having high external quantum efficiency is provided. A light-emitting element having a long lifetime is provided. A light-emitting layer is provided between a pair of electrodes. The light-emitting layer is a stack of a first light-emitting layer, which contains at least a first phosphorescent compound, a first organic compound having an electron-transport property, and a second organic compound having a hole-transport property and is provided on the anode side, and a second light-emitting layer, which contains at least a second phosphorescent compound and the first organic compound having an electron-transport property. A combination of the first organic compound and the second organic compound forms an exciplex.

Abstract: An organic light-emitting device including an anode electrode, a hole injection layer on the anode electrode, a hole transport layer on the hole injection layer, an emissive layer on the hole transport layer, and a cathode electrode on the emissive layer. A material of the hole injection layer includes a nitrogen-containing compound having a quinoid structure and a nitrogen-containing compound having a benzenoid structure. A ratio of a peak intensity IB to a peak intensity IA (IB/IA) in a Fourier transform infrared spectroscopy (FTIR) spectrum of the material of the hole injection layer ranges from 1.5 to 2.5, the peak intensity IA and the peak intensity IB being further defined.

Abstract: A display device is disclosed. The display device of present invention may comprise a display panel; a module cover coupled with the display panel, the module cover positioned at a rear of the display panel; a rear cover slidably coupled to the module cover, the rear cover positioned at a rear of the module cover; a mold portion coupled with one of the module cover and the rear cover; and a coupling portion coupled with another of the module cover and the rear cover, the coupling portion corresponding to the mold portion, wherein the mold portion is slidably coupled to the coupling portion.

Abstract: An organic EL device includes a TFT substrate 1, a first electrode 5 provided on the TFT substrate 1, an organic EL layer 6 provided on the first electrode 5, a second electrode 7 provided on the organic EL layer 6, and a sealing film 10 covering the second electrode 7. The TFT substrate 1 is provided thereon with upward projections 11 and 12. The upward projections 11 and 12 are covered with the sealing film 10.

Abstract: The present invention provides a package structure of a flexible OLED device comprising a flexible display unit comprising a flexible substrate for supporting an OLED device and the OLED device positioned on the flexible substrate; a package film layer positioned on the flexible display unit, the package film layer comprising an organic package film layer and an inorganic package film layer; and an ultra-thin glass disposed on the package film layer and having a high property of blocking water and oxygen. The ultra-thin glass is bonded to the package film layer via a bonding adhesive.

Abstract: A display device includes a flexible substrate including a display area and a non-display area. The substrate has a first surface and a second surface opposite to the first surface. A first protection film is disposed on the first surface of the substrate. The first protection film is disposed over the display area of the substrate. A second protection film is disposed on the first surface of the substrate. The second protection film is disposed over the non-display area of the substrate. A light transmittance of the first protection film is higher than that of the second protection film.

Abstract: In an organic EL display device that includes a TFT substrate (substrate) and an organic EL element (electroluminescent element) provided on the TFT substrate, a sealing film is provided that seals the organic EL element. The sealing film includes one or more layers of inorganic film. The thickness of a peripheral portion of at least one layer of inorganic film among the one or more layers of inorganic film is made thick. Further, a liquid repellent layer is provided covering the sealing film.

Abstract: The present application relates to a composition for an encapsulant and an encapsulant formed using the same. The composition for an encapsulant according to one embodiment of the present application includes 1) a silicone resin; 2) one or more types of moisture absorbents; and 3) one or more types of photoinitiators.

Abstract: A display apparatus includes a substrate, a display arranged on the substrate and including a plurality of display elements, and an encapsulator arranged on the display and encapsulating the display. The encapsulator may include at least one inorganic film and at least one organic film, and the at least one organic film may include a matrix and an ultraviolet light absorbent dispersed in the matrix.

Abstract: In one embodiment the organic light-emitting diode includes a substrate having a substrate upper side, an electrically conductive grid structure for a current distribution and an electrically conductive particle layer, which are located at the substrate upper side. The grid structure may be embedded in the particle layer. An organic layer sequence for generating the radiation is located directly on the particle layer. A covering electrode is attached to the organic layer sequence. The particle layer comprises scattering particles having a first average diameter and electrically conductive particles having a smaller second average diameter. The scattering particles are densely packed together with the conductive particles. The particle layer forms, together with the grid structure, a substrate electrode for the organic layer sequence.

Abstract: The present invention relates to a light extracting substrate for an organic light emitting device, a method of manufacturing same, and an organic light emitting device including same and, more particularly, to: a light extracting substrate for an organic light emitting device, the light extracting substrate being capable of not only maximizing the light extraction efficiency of an organic light emitting device through an undulating structure formed on a surface contacting the organic light emitting device and through a scattering structure having a maximized refractive index difference, but also of being manufactured through a simple process constituted of anode oxidation and wet coating; a method of manufacturing same; and an organic light emitting device including same.

Abstract: The present invention relates to a method for manufacturing a light extraction substrate for an organic light-emitting element, a light extraction substrate for an organic light-emitting element and an organic light-emitting element comprising the same and, more specifically, to: a method for manufacturing a light extraction substrate for an organic light-emitting element, the method being capable of improving light extraction efficiency of the organic light-emitting element and also increasing luminance uniformity; a light extraction substrate for an organic light-emitting element; and an organic light-emitting element comprising the same.

Abstract: The present invention relates to a method for manufacturing a light extraction substrate for an organic light emitting diode, a light extraction substrate for an organic light emitting diode, and an organic light emitting diode comprising same, and more specifically, to a method for manufacturing a light extraction substrate for an organic light emitting diode, a light extraction substrate for an organic light emitting diode, and an organic light emitting diode comprising same, capable of significantly increasing light extraction efficiency of the organic light emitting diode.

Abstract: An organic EL device has at least a first pixel and a second pixel different in the optical path length, in which the first pixel and the second pixel have a reflective layer, a protective layer, an optical path length adjusting layer, a first electrode, a light emitting function layer, and a second electrode, and the optical path length adjusting layer is an insulating layer and has a refractive index higher than a refractive index of the protective layer.

Abstract: A display device includes: a first pixel group including first, second and third pixels arranged adjacent to each other and positioned successively along a first direction; and a second pixel group including fourth, fifth and sixth pixels arranged adjacent to the first pixel group and positioned successively along the first direction. Multiple ones of each of the first pixel group and the second pixel group are arranged in an alternating manner along both the first direction and a second direction intersecting the first direction. The second pixel and the fifth pixel face each other with respect to a first gate line while being connected to the first gate line, the first pixel and the fourth pixel face each other with respect to a second gate line while being connected to the second gate line.

Abstract: The present invention relates to a pouch case for a secondary battery and a pouch-type secondary battery comprising the same. More particularly, it relates to a pouch case for a secondary battery comprising an inner resin layer, a metal layer and an outer resin layer, wherein the inner resin layer comprises a porous non-woven fabric support having a plurality of pores and a polymer sealant filled in the pores of the non-woven fabric support; and a secondary battery comprising the same.

Abstract: Provided is a top cover for power battery, including a top cover plate, a first electrode unit including a connecting plate, a deformable plate, an insulating piece and a current interrupt plate, and a second electrode unit, insulating piece, an assembling hole is formed in the top cover plate, the current interrupt plate is in the assembling hole and electrically connected with the top cover plate, the connecting plate is insulated from the top cover plate through the insulating piece, an accommodating chamber facing to the assembling hole is formed in the connecting plate, the deformable plate is attached to the connecting plate and covers the accommodating chamber, the second electrode unit is electrically insulated from the top cover plate, and the deformable plate configured to uncouple from the current interrupt plate when internal pressure of power battery goes beyond reference pressure.

Abstract: The present application provides a top cover of a power battery, including a top cover plate, a first electrode unit and a second electrode unit, the top cover plate is provided with a deformable plate connecting hole and an insulation piece accommodating portion, the first electrode unit includes a deformable plate, a conductive plate and a first insulation piece, the deformable plate seals the deformable plate connecting hole, the conductive plate is located underneath the deformable plate, the first insulation piece includes a top cover plate connecting portion and a conductive plate connecting portion, the top cover plate connecting portion extends into the insulation piece accommodating portion and is fixed thereof, the conductive plate is insulated and fixed with the top cover plate through the conductive plate connecting portion. The present application further provides a power battery, including the top cover of the power battery.

Abstract: A circuit board, which includes at least one contact surface for electrical contacting with a contact partner, so that an electric current may be transferred between the circuit board and the contact partner, the circuit board including structures in at least one contact area, which are designed to pierce through contaminant layers and/or oxide layers present on the contact partner, the contact area including the contact surface.

Abstract: Provided are an electronic device and a battery pack housing structure capable of housing a battery pack without use of a contour width of the battery pack for positioning.

Abstract: The invention relates to a battery system, in particular for a hybrid drive, comprising a housing and a plurality of battery cells arranged within the housing, said cells being combined to give a cell block, wherein a container having a variable inner volume is arranged between the cell block and at least one housing wall, by means of which container the cell block can be braced relative to the housing, wherein the container is filled with a curable or cured medium.

Abstract: A battery pack including a lightweight and high-rigidity end plate is provided. The battery pack includes: cell stacked body including a plurality of stacked rectangular cells; first end plate disposed at one end of cell stacked body in the stacking direction of rectangular cells; second end plate disposed at the other end of cell stacked body; and connection member connected to first end plate and second end plate. At least one of first end plate and second end plate includes first member made of a first metal material and second member made of a second metal material different from the first metal material. First member and second member are stacked in the stacking direction of rectangular cells. The rigidity of the second metal material is higher than that of the first metal material. The specific gravity of the first metal material is lower than that of the second metal material.

Abstract: An electricity storage module that includes: a plurality of electricity storage elements each including positive and negative lead terminals protruding outward from end portions thereof; a stack in which the plurality of electricity storage are stacked and adjacent ones of the lead terminals of opposite polarities are connected to each other; bus bars that are individually connected to those of the lead terminals connected in order that are located at opposite ends and that have mutually opposite polarities; and voltage detection terminals that are connected to terminal ends of voltage detection lines and individually connected to the electricity storage elements, wherein the lead terminals, the bus bars, and the voltage detection terminals are collectively connected by laser welding.

Abstract: A battery pack may include a battery cell with a cell lead; a bus bar bonded to the cell lead and having a terminal pin; a connection board having the bus bar mounted thereon; and a printed circuit board (PCB). The PCB may have a terminal clip selectively connected to and disconnected from the terminal pin of the bus bar. The battery pack may also include a PCB housing defining a PCB accommodation space accommodating the PCB. The battery pack may further include a locking part that, in a first locking state, locks the PCB housing to the connection board at a first position where the terminal pin of the bus bar does not elastically deform the terminal clip of the PCB; and in a second locking state, lock the PCB housing to the connection board at a second position where the terminal pin elastically deforms the terminal clip.

Abstract: A vent cap adaptor for coupling a vent cap to a battery cover includes a first portion and a second portion. The first portion is configured to engage the battery cover and the second portion is configured to receive and engage a bayonet-style vent cap. The first portion is annular and the second portion is annular.

Abstract: A battery vent cap gang includes a plurality of vent caps. A primary member is operably coupled to each of the plurality of vent caps. A first translation member is operably coupled to a first one of the plurality of vent caps and spaced from the primary member in a first direction. A second translation member is operably coupled to a second one of the plurality of the vent caps and spaced from the primary member in a second direction. An actuator is operably coupled to the primary member, the first translation member, and the second translation member to cause substantially simultaneous rotational movement of the plurality of vent caps.

Abstract: An electric storage cell has an electric storage element and a covering film package. The covering film package houses the electric storage element and includes: a metal layer having a first principle face on the electric storage element side and a second principle face on the opposite side of the first principle face, an internal resin layer made of synthetic resin and laminated to the first principle face, and an external resin layer made of synthetic resin and laminated to the second principle face, with a slit formed at least in the external resin layer.

Abstract: A method for producing a waterproof and ion-conducting flexible membrane intended for protecting a metal electrode. It comprises a synthesis by electrically assisted extrusion of compact fibers forming an ion-conducting fiber array comprising a first material. The fiber array defines a first surface and a second surface opposite the first surface. Subsequently, the fiber array is impregnated with a polymer of a second material, to form a metal electrode protection membrane. The fiber array forms paths for conducting ions between the first surface and the second surface and through the second material. The first surface is intended to be in contact with the metal electrode.

Abstract: An electricity storage pack includes an electricity storage module having a plurality of power storage elements, a first voltage signal wire through which signals regarding voltages of the power storage elements in the electricity storage module are transmitted, and a base member on which the electricity storage module is placed and that has a holding portion for holding the first voltage signal wire, in which the first voltage signal wire is routed in a space located between the electricity storage module and the base member.

Abstract: Disclosed is an electrode assembly in which a plurality of electrode plates are stacked so that a separator is interposed between a positive electrode plate and a negative electrode plate, wherein each of the electrode plates includes an electrode tab protruding outwards at one side thereof for coupling with an electrode lead, wherein at least one electrode plate of the positive electrode plate and the negative electrode plate extends relatively longer than the separator at one end of the electrode plate where the electrode tab is located to form the electrode plate extension protruding out of the separator, and wherein the electrode plate extensions of the same polarity are coupled to each other.

Abstract: In a detection module to be mounted on a unit cell group formed by electrically connecting adjacent electrode terminals of a plurality of unit cells including positive and negative electrode terminals by busbars, a plurality of fuse units each configured such that a busbar connection terminal for detecting a state of the unit cell by being connected to the busbar, a wire connection terminal to be connected to an end part of a wire and a fuse for connecting the busbar connection terminal and the wire connection terminal are integrally assembled and accommodated in a housing made of synthetic resin are held in a holding member made of synthetic resin.

Abstract: The present application provides a top cover of power battery, including top cover plate, first electrode unit and second electrode unit, the first electrode unit includes insulation piece, conductive plate, deformable plate and sealing piece, the top cover plate is provided with deformable plate connecting hole and fixing hole, the deformable plate seals the deformable plate connecting hole, the insulation piece is provided with top cover plate connecting portion and conductive plate connecting portion, the insulation piece is fixed underneath the top cover plate through cooperation of top cover plate connecting portion and fixing hole, the conductive plate is insulated from and fixed with the top cover plate through the conductive plate connecting portion, the conductive plate is electrically connected with the deformable plate, the sealing piece seals path from the fixing hole to interior of the power battery passing through gap between insulation piece and top cover plate.

Abstract: The present application provides a top cover of a power battery and the power battery. The top cover of the power battery includes a first electrode unit and a second electrode unit, the second electrode unit includes a deformable plate, an insulation piece and a conductive plate, the top cover plate is provided with a deformable plate connecting hole, the deformable plate seals the deformable plate connecting hole, the insulation piece is located underneath the top cover plate, the insulation piece is connected with the top cover plate, the conductive plate is insulated from and fixed with the top cover plate through the insulation piece and is electrically connected with the deformable plate. The power battery includes the above top cover of the power battery. The power battery provided by the present application can effectively prevent breaking, losing efficacy or deformation of the conductive plate during using process.

Abstract: An electric energy storage cell is provided with a plurality of cell layers. At least two cell layers are equipped with electrically conductive contact elements that are coupled with their electrodes and create at least one connection between the at least two cell layers by an adhesive site realized from a conductive adhesive on the contact elements. At least one connection realized by the adhesive site is interrupted when the adhesive-specific temperature limiting value is exceeded in the adhesive site.

Abstract: An electrode structure and its method of manufacture are disclosed. The disclosed electrode structures may be manufactured by depositing a first release layer on a first carrier substrate. A first protective layer may be deposited on a surface of the first release layer and a first electroactive material layer may then be deposited on the first protective layer.

Abstract: In manufacturing a storage battery electrode, a method for manufacturing a storage battery electrode with high capacity and stability is provided. As a method for preventing a mixture for forming an active material layer from becoming strongly basic, a first aqueous solution is formed by mixing an active material exhibiting basicity with an aqueous solution exhibiting acidity and including an oxidized derivative of a first conductive additive; a first mixture is formed by reducing the oxidized derivative of the first conductive additive by drying the first aqueous solution; a second mixture is formed by mixing a second conductive additive and a binder; a third mixture is formed by mixing the first mixture and the second mixture; and a current collector is coated with the third mixture. The strong basicity of the mixture for forming an active material layer is lowered; thus, the binder can be prevented from becoming gelled.

Abstract: Methods and apparatus to form biocompatible energization elements are described. In some examples, the methods and apparatus to form the biocompatible energization elements involve forming pellets comprising active cathode chemistry. The active elements of the cathode and anode are sealed with a biocompatible material. In some examples, a field of use for the methods and apparatus may include any biocompatible device or product that requires energization elements.

Abstract: An electrochemical device electrode pertaining to one mode of the present invention has a current collector, an aluminum oxide layer, a conductive layer, and an active material layer. The current collector is an aluminum foil. The aluminum oxide layer is formed on a principle surface of the current collector and contains aluminum hydroxide and aluminum oxide. The conductive layer is formed on the aluminum oxide layer and contains conductive material, while the active material layer is formed on the conductive layer.