Supporting structure for a parabolic trough of a solar collector, the structure comprising a torsion tube (1), a first set of arcuate ribs (2) attached to the torsion tube (1), wherein their surfaces forming the inner arcs of the arcuate ribs (2) are arranged substantially along a first concave area, a second set of arcuate ribs (2) attached to the torsion tube (1), wherein their surfaces forming the inner arcs of the arcuate ribs (2) are arranged substantially along a second concave area opposing the first concave area, while the intersecting lines of the first and the second concave area with planes perpendicular to the longitudinal axis of the torsion tube (1) form parts of parabolas or circles, having focal points or centres on a line parallel to the longitudinal axis of the torsion tube (1). The arcuate ribs (2) extend such that a plane going along a side of an arcuate rib (2) through its proximal end and the distal end of the same arcuate rib (2) forms with a plane perpendicular to the longitudinal axis of the torsion tube (1) an angle which is in the range of 60° to 80°.

Method of detecting an electric arc in a photovoltaic installation, it comprises the following steps: • - measuring (E6) values of voltage in at least one location of the electrical circuit of the photovoltaic installation; • - digitizing (E8) the voltage values measured so as to form a data sampling x; • - calculating (E10) an estimation value y of presence of an electric arc on the basis of a statistical calculation on the data sampling and then taking into account a forget factor φ; • - comparing (E12) the estimation value y of the presence of an electric arc with a threshold value so as to deduce therefrom the presence or otherwise of an electric arc within the photovoltaic installation.

A method of forming an encapsulant layer for a photovoltaic cell module including a photovoltaic cell layer and an outer layer spaced from the photovoltaic cell layer comprises disposing a silicone composition having a kinematic viscosity of from greater than 0 to less than about 1,000 centistoke (cSt) at 25 °C between the photovoltaic cell layer and the outer layer. The method further comprises polymerizing the silicone composition in situ between the photovoltaic cell layer and the outer layer, thereby forming the encapsulant layer in the photovoltaic cell module.

In accordance with the purpose(s) of the present disclosure, as embodied and broadly described herein, embodiments of the present disclosure, in one aspect, relate to methods of making substrates having an antireflective layer, substrates having an antireflective layer, devices including a substrate having an antireflective layer, and the like.

Disclosed are a solar cell module and a method of fabricating the same. The solar cell module includes a back electrode layer disposed on a support substrate and having a first separation pattern, a light absorbing layer disposed on the back electrode layer and having a second separation pattern, and a plurality of solar cells disposed on the light absorbing layer and formed with a front electrode layer including an insulator.

The present invention relates to a solar cell and a method for preparing the same. The solar cell of the present invention comprises a first conductive type substrate; a second conductive type emitter layer which is located on the substrate and has a first opening; an anti-reflective film which is located on the emitter layer and has a second opening communicating with the first opening; a first electrode which fills the first opening and comprises phosphorus and nickel silicide; a second electrode which is formed on the first electrode, fills the second opening and comprises phosphorus and nickel; a front side electrode which is formed on the second electrode; and a back side electrode which is located on the rear side of the substrate.

This invention relates to a photovoltaic cell where all metal components used in the electrical connection/electrical collection system are similar enough to avoid corrosion that may be caused by a galvanic cell effect. Specifically, all the metal components should be the same or should have very similar electric potentials.

The present disclosure provides a high electric field radiation detector including a first electrode, a second electrode, a radiation detecting layer, and a soft polymer layer below the radiation detecting layer and in contact with at least the first electrode. The present disclosure provides a method of manufacturing a radiation detector including obtaining a first electrode, depositing a soft polymer layer on the first electrode, depositing a radiation detecting layer above the soft polymer layer, and depositing a second electrode above the amorphous material layer. The present disclosure also provides a method of manufacturing a radiation detector including obtaining a first electrode and a second electrode, depositing a soft polymer layer on the first electrode and the second electrode, and depositing a radiation detecting layer above the soft polymer layer.

An nanoantenna comprising a resonant structure element is tuned to capture energy, for example heat or light, radiated at a resonant frequency and to transfer structure to convert the captured energy to electrical energy. A co-planar strip can be used to provide impedance matching between the resonant structure element and the transfer structure. An array of nanoantennae form a nanoantenna array to provide electrical energy output from a plurality of nanoantennae. The nanoantenna array can be coupled to a device or apparatus as a power source.

A solar cell module comprises a solar panel, a frame assembly assembled around the periphery of the solar panel, a junction box composed of two separate junction box members, and a connection line connected to the solar panel for outputting electricity generated by the solar panel. The connection line extends through the two junction box members, wherein both the junction box members are integrated in the frame assembly, and the connection line comprises an internal line disposed in each of the junction box members and an intermediate line connected between the two internal lines. The intermediate line may be arranged along an edge of the solar panel. In such a solar cell module, it is easy to attach and connect the junction box to the solar panel.