Abstract: A solar cell including a semiconductor substrate having a first conductivity type an emitter region, having a second conductivity type opposite to the first conductivity type, on a first main surface of the semiconductor substrate an emitter electrode which is in contact with the emitter region a base region having the first conductivity type a base electrode which is in contact with the base region and an insulator film for preventing an electrical short-circuit between the emitter region and the base region, wherein the insulator film is made of a polyimide, and the insulator film has a C6H11O2 detection count number of 100 or less when the insulator film is irradiated with Bi5++ ions with an acceleration voltage of 30 kV and an ion current of 0.2 pA by a TOF-SIMS method. There can be provided a solar cell having excellent weather resistance and high photoelectric conversion characteristics.

Abstract: A semiconductor device and method for fabricating same is disclosed. Embodiments are directed to a semiconductor device and fabrication of same which include a polycrystalline or amorphous substrate. An electrically conductive Ion Beam-Assisted Deposition (IBAD) template layer is positioned above the substrate. At least one electrically conductive hetero-epitaxial buffer layer is positioned above the IBAD template layer. The at least one buffer layer has a resistivity of less than 100 ??cm. The semiconductor device and method foster the use of bottom electrodes thereby avoiding complex and expensive lithography processes.

Abstract: A stacked multi-junction solar cell having a first subcell and second subcell, the second subcell having a larger band gap than the first subcell. A third subcell has a larger band gap than the second subcell, and each of the subcells include an emitter and a base. The second subcell has a layer which includes a compound formed at least the elements GaInAsP, and a thickness of the layer is greater than 100 nm, and the layer is formed as part of the emitter and/or as part of the base and/or as part of the space-charge zone situated between the emitter and the base. The third subcell has a layer including a compound formed of at least the elements GaInP, and the thickness of the layer is greater than 100 nm.

Abstract: Implementations of the disclosed subject matter provide a window, an energy and light producing device including at least one transparent photovoltaic device and at least one non-transparent Organic Light Emitting Device (OLED) in an optical path of the window. A controller may control the operation of the non-transparent OLED of the energy and light producing device. An energy storage device may be electrically coupled to the controller and the energy and light producing device to store energy generated by the transparent photovoltaic device and to power the non-transparent OLED. In some implementations, a LED or OLED may be mounted in the frame of the window and may be powered by the energy storage device.

Abstract: The invention concerns a method of manufacturing a photovoltaic module comprising at least two electrically connected photovoltaic cells, each photovoltaic cell (4i) being multi-layered structure disposed on a substrate (6) having down-web direction (X) and a cross-web direction (Y). The method comprises providing a plurality of spaced-apart first electrode strips (8i) over the substrate (6), each first electrode strip extending along the cross-web direction (Y), and providing, over the first electrode strips layer, at least one insulating strip (14a, 14b) of an insulator material extending along the down-web direction (X), each insulating strip defining a connecting area and an active area. A functional stack (20) comprising a full web coated layer of photoactive semiconductor material is formed over the first layer and within the active area.

Abstract: A panel connected body comprises: a plurality of thin panels arranged in a matrix of m rows and n columns; and a connection portion connecting the plurality of thin panels in a row direction and a column direction, wherein the panel connected body is foldable between adjacent thin panels of the plurality of thin panels. The connection portion has, alternately in the column direction, a first type row satisfying relationships D1?2L and Dy?Dy?1+2L and a second type row satisfying relationships Dn?2L and Dy?Dy+1+2L, where Dy is a length of the connection portion between thin panels P adjacent in the column direction at a yth column, and L is a thickness of each of the plurality of thin panels in a vertical direction.

Abstract: An installation method of a solar panel includes: an installation step of installing the solar panel such that a light receiving surface of the solar panel is inclined with respect to the horizontal direction and faces the sun; and an ultrasonic vibrator arrangement step of arranging an ultrasonic vibrator generating ultrasonic vibration to the light receiving surface of the solar panel, before or after the installation step is performed, and snow or dust deposited on the light receiving surface of the solar panel is removed by the ultrasonic vibration.

Abstract: Semiconductor devices and methods of fabricating semiconductor devices having a dilute nitride layer and at least one semiconductor material overlying the dilute nitride layer are disclosed. Hybrid epitaxial growth and the use of aluminum barrier layers to minimize hydrogen diffusion into the dilute nitride layer are used to fabricate high-efficiency multijunction solar cells.

Abstract: A solar cell can include a front passivation region including a plurality of layers formed of different materials from each other and including a first aluminum oxide layer and a first silicon nitride layer, and a back passivation region including a plurality of layers formed of different materials from each other and including a second aluminum oxide layer and a second silicon nitride layer, wherein a thickness of a first silicon nitride layer is greater than a thickness of the first aluminum oxide layer, and a thickness of a second silicon nitride layer is greater than a thickness of the second aluminum oxide layer.

Abstract: A photovoltaic cell can include a dopant in contact with a semiconductor layer.

Abstract: A method and apparatus directed to busbar components for photovoltaic modules.

Abstract: Photovoltaic solar panels are a know means of generate electricity from ultra-violet and solar power. Known problems associated with photovoltaic solar panels include poor efficiency and a short apparatus lifespan; alongside an inability to be easily integrated into architectural surroundings. Disclosed herein is a photovoltaic solar panel, designed to be attached to the front face of a roof tile, which generates electricity with an improved efficiency, has increased longevity and can be incorporated into a variety of architectural surroundings.

Abstract: A plurality of solar cells are sealed by an encapsulant between a first protective member and a second protective member. A fixing member fixes, among the plurality of solar cells, a first solar cell and a second solar cell that are adjacent to each other. The fixing member includes a release surface and a non-release surface that are oriented in opposite directions. The non-release surface has disposed thereon a first bonding region and a second bonding region that have adhesive strength, and a non-bonding region different from the first bonding region and the second bonding region.

Abstract: A solar cell module includes a plurality of compound semiconductor solar cells each including a compound semiconductor substrate, a first electrode part on a front surface of the compound semiconductor substrate, an insulating substrate positioned at a back surface of the compound semiconductor substrate, a second electrode part positioned between the back surface of the compound semiconductor substrate and a front surface of the insulating substrate, and an insulating adhesive attaching the insulating substrate to the second electrode part; a conductive connection member electrically connecting two adjacent compound semiconductor solar cells to each other; a conductive adhesive attaching the conductive connection member to a corresponding electrode part of the compound semiconductor solar cell; a front substrate positioned on the compound semiconductor solar cells; and a back substrate positioned below the compound semiconductor solar cells.

Abstract: An organic solar cell includes a substrate; a first electrode; a second electrode disposed opposite the first electrode; a photoactive layer that is disposed between the first electrode and the second electrode, and that comprises n-type organic semiconductor material and p-type organic semiconductor material; and an intermediate layer that is disposed on at least one surface of the photoactive layer and that contains a compound represented by Formula 1 below: where R1, R2, R3, R4, R5, and R6 are each independently selected from the group consisting of hydrogen atoms, a carbonyl group, a hydroxyl group, a nitro group, an amino group, a sulfonyl group, a phosphoryl group, straight-chain or branched C1-C7 alkyl groups, and straight-chain or branched C8-C20 alkyl groups, wherein R1, R2, R3, R4, R5, and R6 are not all the same. The organic solar cells have enhanced photostability due to introduction of the intermediate layer.

Abstract: According to one embodiment, a power generation element includes a first conductive layer, a second conductive layer, a first member, and a second member. The first member includes a first crystal and is provided between the first conductive layer and the second conductive layer. The first crystal has a wurtzite structure. The second member is separated from the first member and is provided between the first member and the second conductive layer. A <000-1> direction of the first crystal has a component from the first member toward the second member.

Abstract: An opto-electronic device includes a first electrode, a first buffer layer formed on the first electrode, and a perovskite semiconductor active layer formed on the first buffer layer. The opto-electronic device further includes a second buffer layer formed on the perovskite semiconductor active layer, and a second electrode formed on the second buffer layer. The first buffer layer, the second buffer layer, and the perovskite semiconductor active layer each consists essentially of inorganic materials.

Abstract: A solar panel includes conductors each having a first base portion, which is connected to a third base portion with a first connecting portion, and a second base portion, which is connected to the third base portion with a second connecting portion. Output leads include a distal end portion and an extending portion. The distal end portion extends in a first direction along a second front surface of a back cover and is connected to the third base portion from the side opposite from a solar cell. The extending portion is continuous with the distal end portion and extends in a first direction toward the solar cell along a second back surface of the back cover. The first connecting portion and the second connecting portion are elastically deformable in the first direction and a second direction, which intersects the first direction.

Abstract: A method of manufacture of a photovoltaic solar roof tile assembly can include forming a laminated structure by laminating one or more sheets that include at least one photovoltaic solar cell, and attaching a junction box to the laminated structure to form a photovoltaic solar panel. The junction box can include a first DC connector and a second DC connector. Attaching the junction box to the laminated structure can include sealing the first DC connector to the laminated structure. The method of manufacture can include forming a roof tile with a hole that extends from a front side of the roof tile to a rear side of the roof tile, and locating the junction box in the hole by inserting the first DC connector from a front side of the roof tile and attaching the second DC connector from the rear side.

Abstract: The present invention relates to a method for preparing an aqueous or hydro-alcoholic colloidal solution of metal chalcogenide amorphous nanoparticles notably of the Cu2ZnSnS4 (CZTS) type and to the obtained colloidal solution. The present invention also relates to a method for manufacturing a film of large-grain crystallized semi-conducting metal chalcogenide film notably of CZTS obtained from an aqueous or hydro-alcoholic colloidal solution according to the invention, said film being useful as an absorption layer deposited on a substrate applied in a solid photovoltaic device.