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Technology and R&D

K2 Systems to offer mounting system for green solar roofs

Germany’s K2 Systems says that its new mounting system will be available in the spring. It supports module elevation of 10 degrees to 15 degrees.

Researchers identify path to fast-charging lithium-sulfur batteries

Australian researchers have designed a new catalyst that has the potential to deliver a new generation of lithium-sulfur batteries that can be charged in less than five minutes, instead of several hours.

French startup offers solar aerothermal system for space heating

Solar Brother, a French startup, has developed a solar aerothermal system for space heating. The system incorporates a PV panel, an aerothermal heat pump module, and cassette filtration, enabling homeowners to save on heating.

Scientists identify new ‘promising’ absorber material for thin-film solar cells

Researchers in the United States have identified zintl-phosphide (BaCd2P2) as a new potential high efficiency absorber material for thin-film PV applications among 40,000 promising inorganic materials. The selected compound has a potential energy bandgap of 1.45 eV and a carrier lifetime of up to 30 ns.

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How to convert PV plants with dual-axis trackers into agrivoltaic facilities

A Spanish group of researchers has investigated how much agricultural production may be hosted by existing ground-mounted PV plants using dual-axis trackers. They outlined a new methodology that reportedly enables to quantify how much space around and beneath the panels can be uses for agricultural purposes.

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Austrian startup launches portable containerized PV system

Solarcont has developed a portable, containerized PV system featuring 240 solar modules on a folding system for easy removal and storage.

TSUN debuts DC-coupled 1,024 Wh battery

The Chinese manufacturer said its new residential storage system is an ideal solution for balcony PV system. The battery features a maximum input power of 1,200 W and a maximum output power of 800 W.

Solitek launches bifacial solar panels for carports

The Lithuanian module manufacturer has unveiled 37O W bifacial dual glass modules for carports featuring 3 mm glass on both sides and an anodized aluminum frame. The new products are certified as overhead glazing by the German Institute for Building Technology (DIBt), with a class 4 hail resistance and efficiency of 19.57%.

Researchers claim record efficiency for roll-to-roll fabricated perovskite PV cell

Researchers led by Australia’s Commonwealth Scientific and Industrial Research Organisation (CSIRO) recorded an 11% efficiency on 50 cm² large-scale solar panels consisting of optimized roll-to-roll fabricated hybrid perovskite solar cells.

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DAH Solar unveils frameless double-glass TOPCon panels

Chinese manufacturer DAH Solar says its new double-glass panels have a power conversion efficiency of 22.65% and a power output of up to 585 W.

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