Abstract: Provided is a solar cell and a solar cell module. The solar cell includes a converging busbar. The converging busbar separates a first surface of the solar cell into a first region and a second region. The first region includes a plurality of first sub-busbars spaced along a first direction and a plurality of main busbars spaced along a second direction, and the main busbar is electrically connected to the first sub-busbar. The second region includes a plurality of second sub-busbars spaced along a third direction. The converging busbar is located between the first region and the second region, and is electrically connected to the plurality of main busbars and the plurality of second sub-busbars.

Abstract: The present invention relates to a multifunctional glazing unit suitable for generating electricity, to a method of preparing same and use thereof, said multifunctional glazing unit comprising a first sheet of glazing material comprising a first face and a second face, a second sheet of glazing material comprising a first face and a second face, a photovoltaic portion, and a reflecting element, wherein the first sheet of glazing material and the second sheet of glazing material are separated by a cavity, the second faces of each sheet of glazing material face towards the cavity, the photovoltaic portion and the reflecting element are each positioned between the first sheet of glazing material and the second sheet of glazing material, and wherein the photovoltaic portion comprises a transparent region, a bi-facial region, and at least one photovoltaic element.

Abstract: Disclosed are a pseudo-ternary thermoelectric material, a method of manufacturing the pseudo-ternary thermoelectric material, a thermoelectric element, and a thermoelectric module. The pseudo-ternary thermoelectric material includes bismuth (Bi), antimony (Sb), tellurium (Te), and selenium (Se), and a composition ratio thereof is BixSb2-xTe3 in which 0.3?x?0.6 or (Bi2Te3)1-x-y(Sb2Te3)x(Sb2Se3)y in which 0<x<1 and 0.001?y?0.05.

Abstract: The present invention provides a light-transmitting electrode which has high electrical conductivity and high electron blocking performance. The present invention also provides a solar cell which is capable of achieving high energy conversion efficiency at low cost. The present invention provides a method for producing a light-transmitting electrode that has a light-transmitting substrate, a carbon nanotube film which is formed directly or indirectly on the light-transmitting substrate, and a metal oxide film which is formed directly on the carbon nanotube film. This production method includes vapor depositing the metal oxide film, which contains oxygen and a metal element belonging to the group 4, 5 or 6 of the periodic table, on one surface or both surfaces of the carbon nanotube film. The present invention provides a light-transmitting electrode which includes a light-transmitting substrate and a conductive carbon nanotube film that is formed directly or indirectly on the light-transmitting substrate.

Abstract: A battery cell accommodated in a module case of a battery module according to an embodiment of the present disclosure, is characterized in that at least one of the battery cell is included and accommodated in the module case, and has a shape corresponding to internal space of the module case so as to prevent formation of dead space in the module case.

Abstract: A module frame includes a body having an interior surface, a lower flange extending from the interior surface of the body, and a cable management flange extending from the interior surface of the body. The lower flange and the cable management flange each include a distal end. The cable management flange and the lower flange define a cable cavity therebetween for retaining at least one cable. The distal ends of the lower flange and the cable management flange define an opening for inserting the cable into the cable cavity. The cable management flange is arranged to engage the cable and secure the cable in the cable cavity.

Abstract: Provided is a composite encapsulating material and a photovoltaic module encapsulated with the composite encapsulating material, which relate to the technical field of photovoltaic modules. At least a partial area of the composite encapsulating material includes a high insulation material, and the high insulation material includes polyimide, modifier and modified polyimide. The above technical solution can improve an insulation performance of the encapsulating material, reduce a blank area of an edge of the module, reduce a weight of the photovoltaic module, and further reduce comprehensive cost of the photovoltaic module.

Abstract: A composite cathode active material and a cathode and a lithium battery including the composite cathode active material. The composite cathode active material has a core including a plurality of primary particles including a nickel-containing first lithium transition metal oxide having a layered crystal structure; a grain boundary disposed between adjacent primary particles of the plurality of primary particles; and a shell on the core, the shell including a second lithium transition metal oxide having a spinel crystal structure, wherein the grain boundary includes a first composition having a spinel crystal structure.

Abstract: A solar cell includes a semiconductor substrate, a conductive region disposed in or on the semiconductor substrate, and an electrode comprising a plurality of finger lines connected to the conductive region, and formed to extend in a first direction while being parallel, and 6 or more bus bar lines formed to extend in a second direction crossing the first direction.

Abstract: Disclosed are an organic photoelectric device including a first electrode and a second electrode facing each other and a photoelectric conversion layer between the first electrode and the second electrode, wherein the photoelectric conversion layer includes a p-type semiconductor, an n-type semiconductor, and an n-type dopant represented by Chemical Formula 1, and an image sensor and an electronic device including the same. Definitions of Chemical Formula 1 are the same as defined in the detailed description.

Abstract: A metamorphic multijunction solar cell having a growth semiconductor substrate with a top surface having a doping in the range of 1x1018 to 1x1020 charge carriers/cm3; a window layer for a top (light facing) subcell formed directly on the top surface of the growth substrate; a sequence of layers of semiconductor material forming a solar cell directly on the window layer; a surrogate substrate on the top surface of the sequence of layers of semiconductor material, wherein a portion of the semiconductor substrate is removed so that only the high doped surface portion of the substrate, having a thickness in the range of 0.5 ?m to 10 ?m, remains.

Abstract: A method for manufacturing high efficiency solar cells is disclosed. The method comprises providing a thin dielectric layer and a doped polysilicon layer on the back side of a silicon substrate. Subsequently, a high quality oxide layer and a wide band gap doped semiconductor layer can both be formed on the back and front sides of the silicon substrate. A metallization process to plate metal fingers onto the doped polysilicon layer through contact openings can then be performed. The plated metal fingers can form a first metal gridline. A second metal gridline can be formed by directly plating metal to an emitter region on the back side of the silicon substrate, eliminating the need for contact openings for the second metal gridline. Among the advantages, the method for manufacture provides decreased thermal processes, decreased etching steps, increased efficiency and a simplified procedure for the manufacture of high efficiency solar cells.

Abstract: A photoelectric converter including a crystalline silicon substrate having a light receiving surface including a smooth section and a rough surface section having surface roughness greater than the surface roughness of the smooth section and a light transmissive inorganic film so provided as to overlap with the smooth section and the rough surface section, and the film thickness t1 of a portion of the inorganic film that is the portion where the inorganic film overlaps with the rough surface section is smaller than the film thickness t2 of a portion of the inorganic film that is the portion where the inorganic film overlaps with the smooth section. The arithmetic average roughness of the rough surface section is preferably greater than or equal to 0.1 ?m.

Abstract: A multijunction solar cell including an upper first solar subcell having a first band gap and positioned for receiving an incoming light beam; a second solar subcell disposed below and adjacent to and lattice matched with said upper first solar subcell, and having a second band gap smaller than said first band gap; wherein the upper first solar subcell covers less than the entire upper surface of the second solar subcell, leaving an exposed portion of the second solar subcell that lies in the path of the incoming light beam.

Abstract: A solar cell includes a silicon substrate, an emitter area formed on a front surface of the silicon substrate, a tunneling oxide layer formed on a back surface of the silicon substrate, a back surface field area formed on the tunneling oxide layer and formed of a polycrystalline silicon layer, a back passivation film formed on the back surface field area and having an opening, and a back electrode connected to the back surface field area via the opening.

Abstract: A thermoelectric conversion material has a composition represented by the chemical formula Li3-aBi1-bSib, in which the range of values a and b is: 0?a?0.0001, and ?a+0.0003?b?0.023; 0.0001?a<0.0003, and ?a+0.0003?b?exp[?0.046×(ln(a))2?1.03×ln(a)?9.51]; or 0.0003?a?0.085, and 0<b?exp[?0.046×(ln(a))2?1.03×ln(a)?9.51], and in which the thermoelectric conversion material has a BiF3-type crystal structure and has a p-type polarity.

Abstract: One embodiment can provide a photovoltaic roof tile. The photovoltaic roof tile can include a transparent front cover, a back cover, a plurality of photovoltaic structures positioned between the front cover and the back cover, and a front-cover-colorant layer positioned on an interior surface of the transparent front cover that faces a top surface of the photovoltaic structures. A color of the front-cover-colorant layer can substantially match a color of the top surface of the photovoltaic structures, and the front-cover-colorant layer can be configured to cover regions of the interior surface that are not directly above the top surface of the photovoltaic structures, thereby enabling a substantially uniform appearance of the photovoltaic roof tile.

Abstract: A non-drive dynamic stabilizer includes a damper and an actuator. The dynamic stabilizer provides multiple states of support to a solar tracker structure. These states may include 1) flexible movement and/or damping during normal operation (i.e. tracking) and/or 2) rigid or locked, whereby the dynamic stabilizer acts as a restraint. The dynamic stabilizer is actuated by a control system according to the real-time demands on the structure. Sensors to provide input to the control system may include wind speed sensors, wind direction sensors, snow sensors, vibration sensors and/or displacement sensors.

Abstract: A flexible inductor mounted on a flexible substrate can be deformed while following deflection of the flexible substrate over time, and has high resistance to drop impact. The flexible inductor includes a coil substrate having a spiral conductor on at least one of upper and lower surfaces, and first and second magnetic sheets laminated on the upper and lower surfaces, respectively. First and second outer electrodes are provided in a peripheral edge portion of the lower surface. The first and second electrodes make direct contact with the lower surface, and are electrically connected to outermost and innermost end portions, respectively, of the spiral conductor. The second magnetic sheet is laminated on the lower surface other than portions corresponding to the first and second outer electrodes. Thicknesses of the first and second outer electrodes are equal to or larger than a thickness of the second magnetic sheet.

Abstract: Embodiments of the present invention provides a pouch film. In manufacturing a secondary battery, a gas may be generated when reacting an electrode assembly with an electrolyte. After the generated gas is discharged, the pouch film may be sealed. In this case, a deformation part may be formed in the gas chamber section which serves as a passage for discharging the gas, specifically, in the gas chamber passage, thus to prevent the electrolyte from flowing backward and maintain shapes of the gas chamber inlet during injecting the electrolyte.