Abstract: A heat dissipation composite for a display device includes: a heat absorber; an electricity generator disposed on the heat absorber to convert heat from the heat absorber into electricity; and a vibrator disposed on the electricity generator to convert the electricity provided from the electricity generator into vibration.

Abstract: A solar cell includes a first electrode, a second electrode, a photoelectric conversion layer interposed between the first and second electrodes, and a hole transport layer interposed between the first electrode and the photoelectric conversion layer. At least one electrode selected from the group consisting of the first and second electrodes is transparent to light. The photoelectric conversion layer includes a perovskite compound constituted by a monovalent cation, a divalent cation, and a halogen anion. The monovalent cation includes at least one selected from the group consisting of a formamidinium cation and a methylammonium cation. The divalent cation includes a Sn cation. The halogen anion includes an iodide ion. The hole transport layer includes 4,4?,4?-tris[9,9-dimethyl-2-fluorenyl(4-methoxy-phenyl)amino]triphenylamine.

Abstract: The solar cell includes a substrate having a central region and two peripheral regions. The solar cell further includes multiple finger electrodes arranged at intervals along the first direction, and the multiple finger electrodes include multiple first finger electrodes and multiple second finger electrodes. Each of the multiple first finger electrodes includes first body portions and first widened portions arranged alternatingly along the second direction, each of the multiple second finger electrodes includes second body portions and second widened portions arranged alternatingly along the second direction, and the first widened portions are arranged and aligned to the second widened portions. A respective first widened portion of a respective first finger electrode in two first finger electrodes farthest from the central region on the substrate has a larger orthographic projection than a respective first widened portion of each of two first finger electrodes closest to the central region.

Abstract: A thermal management device for a photovoltaic panel includes a phase change material layer attached to a back side of the photovoltaic panel. The thermal management device includes a Seebeck thermoelectric generator having a first surface attached to the phase change material layer. The thermal management further device includes a heat sink attached to a second surface of the Seebeck thermoelectric generator. The heat sink is configured with a sinuous coil, a water inlet port and a water outlet port connected to the sinuous coil, and a plurality of heat fins. The thermal management further device includes a casing box configured to enclose its various components, and a glass cover attached to the casing box and configured to cover a top surface of the photovoltaic panel.

Abstract: A thermal management device for a photovoltaic panel includes a phase change material layer attached to a back side of the photovoltaic panel. The thermal management device includes a Seebeck thermoelectric generator having a first surface attached to the phase change material layer. The thermal management further device includes a heat sink attached to a second surface of the Seebeck thermoelectric generator. The heat sink is configured with a sinuous coil, a water inlet port and a water outlet port connected to the sinuous coil, and a plurality of heat fins. The thermal management further device includes a casing box configured to enclose its various components, and a glass cover attached to the casing box and configured to cover a top surface of the photovoltaic panel.

Abstract: A thermal management device for a photovoltaic panel includes a phase change material layer attached to a back side of the photovoltaic panel. The thermal management device includes a Seebeck thermoelectric generator having a first surface attached to the phase change material layer. The thermal management further device includes a heat sink attached to a second surface of the Seebeck thermoelectric generator. The heat sink is configured with a sinuous coil, a water inlet port and a water outlet port connected to the sinuous coil, and a plurality of heat fins. The thermal management further device includes a casing box configured to enclose its various components, and a glass cover attached to the casing box and configured to cover a top surface of the photovoltaic panel.

Abstract: The present inventive concept relates to a solar cell, a unit cell included in the solar cell, and a method for manufacturing the solar cell, the solar cell comprising: a first unit cell manufactured using any one piece from among a plurality of pieces formed by separating a mother substrate; and a second unit cell coupled to the first unit cell, wherein the first unit cell comprises a first cell electrode provided on a first unit substrate and having conductivity, the second unit cell comprises a second cell electrode provided on a second unit substrate and having conductivity, and the second cell electrode and the first cell electrode are bonded to each other without a bonding material to couple the second unit cell to the first unit cell.

Abstract: Metallization of semiconductor substrates using a laser beam, and the resulting structures, e.g., micro-electronic devices, semiconductor substrates and/or solar cells, solar cell circuit, solar cell strings, and solar cell arrays are described. A solar cell string can include a plurality of solar cells. The plurality of solar cells can include a substrate and a plurality of semiconductor regions disposed in or above the substrate. A plurality of conductive contact structures is electrically connected to the plurality semiconductor regions. Each conductive contact structure includes a locally deposited metal portion disposed in contact with a corresponding one of the semiconductor regions.

Abstract: Thermoelectric conversion cells of a thermoelectric conversion element include a thermoelectric conversion layer formed on a main surface of a substrate, an insulating layer covering the thermoelectric conversion layer, a first electrode including a first layer and a second layer, and a second electrode. The first layer connects to the main surface of the thermoelectric conversion layer via a first contact hole, and the second layer covers the first layer. The second electrode connects to the main surface of the thermoelectric conversion layer via a second contact hole. The second layer and the second electrode, and the first layer are formed from materials having different work functions. In thermoelectric conversion cells that are adjacent to each other, the second layer of one of the thermoelectric conversion cells and the second electrode of the other of the thermoelectric conversion cells are formed integrally, and the thermoelectric conversion cells are connected in series.

Abstract: A solar cell, a method for manufacturing the solar cell, and a photovoltaic module are provided. The solar cell includes a substrate, a tunneling dielectric layer, a doped conductive layer, a plurality of first electrodes, at least one transmission layer, and at least one diffusion region. The tunneling dielectric layer and the doped conductive layer are arranged over a first surface of the substrate. The doped conductive layer includes main body portions. Each first electrode is disposed on and electrically connected to a side of a corresponding main body portion facing away from the substrate. Each transmission layer is disposed between a corresponding pair of adjacent main body portions. Each diffusion region is partially located in a corresponding transmission layer and extends into the tunneling dielectric layer and the substrate. A doping ion concentration of each diffusion region is greater than a doping ion concentration of the substrate.

Abstract: Iron-based photosensitizers, which can be used for solar energy conversion and photoluminescence applications, include an iron complex with N-heterocyclic carbene (NHC) ligands (FeNHC), a linking unit, and a polarizable unit formed of a pi conjugated structure having a one-electron reduction potential more positive than NHC.

Abstract: An anti-torsion device of a solar tracker with a rotation axis, and solar tracker comprising the anti-torsion device, the device having a coupling part fixedly attached rotationally with respect to the rotation axis of the solar tracker; an extension element arranged mechanically and fixedly attached to the coupling part, further extending radially and externally with respect to the coupling part; and, an actuator and a counter-actuator arranged in a locked position, where they are in contact with the extension element, and a released position, where they are separated with respect to the extension element, when the anti-torsion device is fixedly arranged with respect to the rotation axis and in accordance with the locked position, the extension element is rotationally immobilized so that the rotation of the coupling part is further prevented.

Abstract: The present invention relates to a concrete composite comprising concrete and a thermoelectric material, wherein the thermoelectric material comprises a complex sulphide mineral, wherein the composite comprises at least 20 wt % concrete.

Abstract: A thermoelectric conversion material includes a base material that is a semiconductor having Si and Ge as constituent elements, a first additive element that is different from the constituent elements, has a vacant orbital in a d or f orbital located inside an outermost shell thereof, and forms a first additional level in a forbidden band of the base material, and oxygen. The oxygen content ratio is 6 at % or less.

Abstract: A thermoelectric module includes a substrate, a plurality of electrodes arranged on a surface of the substrate, a plurality of thermoelectric elements respectively connected to the plurality of electrodes, and at least three terminals respectively connected to the different electrodes and connected to one or both of a first load and a second load.

Abstract: In one example, a sensor comprises a photovoltaic device. The photovoltaic device comprises a core having a shape that is at least partially spherical, an absorber disposed over the core, and a transparent conductor disposed over the absorber. Other examples and related methods are also disclosed herein.

Abstract: A solar cell module comprises cell groups each containing solar cells, and each solar cell includes photoelectric converters, N number of which being connected in series, and first, second and third terminals. When the first terminal on one end of a first cell group has a reference potential, the second terminal on the other end of the mth cell group is connected to the first terminal on one end of another cell group, and N number of the third terminals of the mth cell group are respectively connected to N number of the first terminals of an m+1th cell group. The difference in potential between the second terminal on the other end of the mth cell group and the first terminal on one end of the other cell group is 10% or less of the difference in potential between the second and first terminals of the mth cell group.

Abstract: Local metallization of semiconductor substrates using a laser beam, and the resulting structures, e.g., micro-electronic devices, semiconductor substrates and/or solar cells, are described. For example, a solar cell includes a substrate and a plurality of semiconductor regions disposed in or above the substrate. A plurality of conductive contact structures is electrically connected to the plurality of semiconductor regions. Each conductive contact structure includes a locally deposited metal portion disposed in contact with a corresponding a semiconductor region.

Abstract: Metallization and stringing methods for back-contact solar cells, and resulting solar cells, are described. In an example, in one embodiment, a method involves aligning conductive wires over the back sides of adjacent solar cells, wherein the wires are aligned substantially parallel to P-type and N-type doped diffusion regions of the solar cells. The method involves bonding the wires to the back side of each of the solar cells over the P-type and N-type doped diffusion regions. The method further includes cutting every other one of the wires between each adjacent pair of the solar cells.

Abstract: Proposed is a hybrid energy generation device using sunlight and solar heat including a photovoltaic panel in which a plurality of photovoltaic cells are arranged on a front side thereof, a first heat storage pipe having an inlet through which heat transfer fluid is introduced, and having a first slit hole formed on a side thereof in a longitudinal direction, a second heat storage pipe disposed to face the first heat storage pipe, having an outlet through which the heat transfer fluid is discharged, and having a second slit hole formed on a side thereof in a longitudinal direction, two or more third heat storage pipes arranged to connect the first heat storage pipe and the second heat storage pipe, and each having a third slit hole formed on a side thereof in a longitudinal direction, and a heat dissipation panel laminated on a back side of the PV panel.