Abstract: A solar cell hollow circuit is provided. The solar cell hollow circuit includes a substrate, a first conductive layer, a photoelectric conversion layer and a second conductive layer. The first conductive layer is formed on the substrate. The photoelectric conversion layer is formed on the first conductive layer. The second conductive layer is formed on the photoelectric conversion layer. A hollow surround area is formed on the substrate by the first conductive layer, the photoelectric conversion layer and the second conductive layer. The hollow surround area defines an opening and a positive contact or a negative contact corresponding to the opening.

Abstract: A high transmittance thin film solar panel includes a transparent substrate, a front electrode layer, a light absorption layer and a rear electrode layer. The light absorption layer is formed with opening patterns with the same width at positions aligned correspondingly to form at least one first opening trench, a plurality of second opening trenches with continuously and periodically sinusoidal-wave shape, and a plurality of third opening trenches parallel to, interlace with or superpose the second opening trenches, and extend in a direction orthogonal to the direction of the first opening trench. The high transmittance thin film solar panel of the present invention is mainly used for green buildings. The opening trenches of the high transmittance thin film solar panel are formed in a manner of curve shape by an oscillating laser head, and can enhance the transmittance by more than about 3% in comparison with the conventional one.

Abstract: A colored solar cell device includes: a solar cell module; a transparent adhesive layer; and a color filter attached to the solar cell module through the transparent adhesive layer and including a transparent filter substrate and a wavelength-selective reflecting film that is formed on the transparent filter substrate, that contacts the transparent adhesive layer and that includes at least one first dielectric layer made from a material selected from the group consisting of TiO2, Nb2O3, ZnS, and ZrO2. The first dielectric layer has a thickness ranging from 1 nm to 300 nm. The transparent filter substrate has a refractive index n0. The first dielectric layer has a refractive index n1 greater than n0.

Abstract: The present invention discloses a thin-film solar cell and the manufacturing method thereof. A thin-film solar cell includes a substrate, a P-type layer, an interface layer, an I-type amorphous silicon layer, an I-type absorbing layer, an N-type layer and an electrode layer. The P-type is disposed on the substrate. The interface layer is disposed on the P-type layer. The I-type amorphous silicon layer is disposed on the interface layer. The I-type absorbing layer is disposed on the I-type amorphous silicon layer. The N-type layer is disposed on the I-type absorbing layer. The electrode layer is disposed on the N-type layer. Wherein, the I-type absorbing layer is thicker than 20% the I-type amorphous silicon layer, and the interface layer is thinner than 20% of the I-type amorphous silicon layer.

Abstract: A stacked-layered thin film solar cell has a plurality of independent unit cells comprising a substrate, a first electrode layer, a first photoconductive layer, an interlayer, a second photoconductive layer, and a second electrode layer in a series stacked structure, wherein at least one first separation groove is formed within the first electrode layer and the stacked-layered thin film solar cell is characterized in: at least one second separation groove formed on the interlayer, at least one connection groove passing through the first photoconductive layer and the second photoconductive layer, and at least one third separation groove extending downward at a periphery of each of the unit cells so that the connection grooves and the third separation groove are concurrently located inside a projection zone of the second separation groove.

Abstract: The primary objective of the present invention is to provide a solar module with a bimetal breaker, which comprises a solar module with terminal ribbons deposited on both sides of the solar module and inter-connecting ribbons extended and connected to the terminal ribbons, and a bimetal breaker being deposited on a joint of the terminal ribbon and the inter-connecting ribbon of the solar module. The bimetal breaker comprises a bimetal unit that is composed of two metal layers, and when the bimetal unit is heated, the bimetal unit will bend because of different thermal expansion coefficients and push the conducting terminals to separate from each other, so as to prevent the solar module from being damaged due to high temperature.

Abstract: A manufacturing method of thin film solar cells and thin film solar cells thereof. The thin film solar cells comprise a substrate, an amorphous silicon layer, a first conductive layer, a stacked I-layer, a second conductive layer and a back contact layer. The amorphous silicon layer is on the substrate. The first conductive layer is on the amorphous silicon layer. The stacked I-layer is on the first conductive layer; the stacked I-layer from bottom to top is sequentially stacked by three different deposition rate I-layers: a first I-layer, a second I-layer and a third I-layer. Compared with the first and the third I-layer, the second I-layer has deposition rate higher than those of the other two I-layers. The second conductive layer is on the stacked I-layer. The back contact layer is on the second conductive layer for getting electric energy.

Abstract: A thin-film solar cell and a manufacturing method thereof are disclosed. The method of manufacturing the thin-film solar cell includes the steps of providing a substrate; forming a diffusion barrier layer on the substrate; forming a back electrode layer on the diffusion barrier layer; forming a precursor layer on the back electrode layer, and the precursor layer including at least Cu, In and Ga; providing an alkali layer on an upper surface of the precursor layer, and the alkali layer being formed of Li, Na, K, Rb, Cs, or an alkali metal compound; providing a selenization process for the precursor layer and the alkali layer to form an absorber layer, such that an atomic percentage concentration of the alkali metal in the absorber layer is ranged between 0.01%˜10%; forming at least a buffer layer on the absorber layer; and forming at least a front electrode layer on the buffer layer.

Abstract: A thin film silicon solar cell and a manufacturing method thereof. The thin film silicon solar cell comprises a glass substrate, a first electrode layer, a light absorbing layer, a second electrode layer, and a metal electrode layer sequentially stacked on top of one another. The second electrode layer has a texture surface and concavities formed on the texture surface, and each of the concavities has a width falling within a range of 100 nm-1600 nm and a depth less than 800 nm.