L R AS Published on Saturday 7 October 2023 - n° 460 - Categories:R&D
New way of designing perovskite quantum dot solar cells
Iranian researchers have identified a new way of designing perovskite quantum dot solar cells.
Quantum dots are tiny semiconductor particles that can carry a charge,
L R AS Published on Saturday 7 October 2023 - n° 460 - Categories:R&D
Another approach to artificial photosynthesis
German scientists from Tübingen have developed a solar cell that interacts with water-splitting catalysts with "remarkably high efficiency" as part of a photoelectrochemical device.
This approach to water separation using solar energy
L R AS Published on Sunday 1 October 2023 - n° 459 - Categories:R&D
Significant progress in carbon electrode perovskite solar cells
Researchers have made significant progress in the field of carbon electrode perovskite solar cells (c-PSCs). In February, Nature Energy reported devices with a power conversion efficiency of 21.2%,
L R AS Published on Sunday 17 September 2023 - n° 457 - Categories:R&D
LONGi recommends a new technology, rear contact
LONGi believes that the company's hybrid passivated back-contact technology (HPBC) will dominate the photovoltaic world in the future. Its president estimates that "in the next five to six years, back-contact cells will make up the majority of crystalline silicon cells.
L R AS Published on Sunday 17 September 2023 - n° 457 - Categories:other batteries, R&D
Non-aqueous redox flow battery
Researchers at the University of Cincinnati have developed a non-aqueous lithium-based redox flow battery without a high-voltage membrane, based on an all-organic two-phase system that offers superior performance under both static and flow conditions.
L R AS Published on Saturday 16 September 2023 - n° 457 - Categories:R&D
A single reagent to separate silicon from silver and aluminium
Scientists in Singapore have discovered a unique reagent (phosphoric acid-H3PO4) for recovering silicon from end-of-life photovoltaic panels. The recovery rate has reached the level of
L R AS Published on Sunday 10 September 2023 - n° 456 - Categories:R&D
Solar cell manufactured by laser annealing
Danish researchers have built a laser-annealed solar cell that achieves a record fill factor of 63.7% and a power conversion efficiency of 5.0%. The cell
L R AS Published on Sunday 10 September 2023 - n° 456 - Categories:R&D
Reverse perovskite photovoltaic device
Indian scientists have built an inverted perovskite photovoltaic device using a self-assembled monolayer
L R AS Published on Sunday 3 September 2023 - n° 455 - Categories:R&D
A photovoltaic sheet that simultaneously produces electricity, water and thermal energy
British researchers have developed a concept for a photovoltaic sheet capable of simultaneously producing electricity, water and thermal energy. The system, inspired by nature, is based on a biomimetic transpiration layer that cools the integrated PV unit and uses the excess heat from the cell to produce water and thermal energy.
L R AS Published on Saturday 2 September 2023 - n° 455 - Categories:R&D
Technological trends in photovoltaic cells
Scientists present possible innovations for the main photovoltaic cell technologies over the next five years. Given the "urgent need" to deploy photovoltaics on a scale of several terawatts over the next two decies to mitigate greenhouse gas emissions, "innovation in photovoltaic devices takes on a new urgency and impact. "
AS Published on Sunday 9 July 2023 - n° 453 - Categories:R&D
What effect does a solar power plant have on its environment?
Researchers have studied the ecological impact of a photovoltaic solar power plant located on a plot of grassland managed using a hydraulic and soil hydrology model.
L R AS Published on Saturday 8 July 2023 - n° 453 - Categories:IBC. heterojunction, R&D
Reducing the use of money
Coated copper reduces the silver consumption of the heterojunction (which is very precious metal-intensive) and improves the efficiency of
AS Published on Saturday 8 July 2023 - n° 453 - Categories:R&D
An ultraviolet laser to reduce surface defects in perovskite
Europeans have used a nanosecond pulsed ultraviolet laser to reduce surface defects in a perovskite film covering solar cells. The result was
L R AS Published on Sunday 2 July 2023 - n° 452 - Categories:R&D
New interface material on perovskite cell = 24.3% efficiency
The National University of Singapore has created a perovskite cell with an efficiency of 24.3%. This has
L R AS Published on Sunday 2 July 2023 - n° 452 - Categories:R&D
New welding method based on eddy currents
Finnish researchers have tested a new welding method based on eddy currents for taping solar cells. They found that it reduced