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Jeonbuk National University researchers reveal new interface engineering strategy for efficient and stable back-contact solar cells

Researchers at Jeonbuk National University have developed a new interface engineering strategy for back-contact solar cells, which can improve efficiency and stability. The team created a bilayer tin oxide electron transport layer that enhances interfacial contact and reduces recombination losses.

Chonnam National University researchers resolve long-standing limitation in thin-film solar cells

Researchers at Chonnam National University have developed a new approach to thin-film solar cells using a nanometric germanium oxide layer, resulting in improved performance and device stability. The innovative design boosts power conversion efficiency by up to 4.81%.

Molecular level changes translate to big efficiency gains for organic solar cells

Researchers from Osaka University have synthesized a new molecule that increases the power conversion efficiency of organic solar cells. The molecule's design reduces exciton binding energy, making it easier to convert sunlight into current. This breakthrough paves the way for high-performance and large-scale photovoltaic applications.

SourceOsaka University·JournalAngewandte Chemie International Edition·TypeExperimental study·DateSep 10, 2024

Wood materials make for reliable organic solar cells

Scientists at Linköping University have created stable and environmentally friendly organic solar cells by incorporating untreated kraft lignin into the electron transport layer. This innovation improves the overall efficiency and reliability of organic solar cells, paving the way for a more sustainable future.

SourceLinköping University·JournalAdvanced Materials·DateDec 6, 2023

NTU Singapore scientists develop new method to recover high-purity silicon from expired solar panels for upcycling into lithium-ion batteries

Researchers have devised an efficient method of recovering high-purity silicon from expired solar panels, which can help meet the increasing global demand for electric vehicles. The new extraction method using phosphoric acid achieved a recovery rate of 98.9% and purity of 99.2%, comparable to existing methods.

SourceNanyang Technological University·JournalSolar Energy Materials and Solar Cells·TypeExperimental study·DateSep 7, 2023

CityU scientists discover a novel photophysical mechanism that has achieved record-breaking efficiency for organic photovoltaics

Researchers from City University of Hong Kong developed a novel device-engineering strategy to suppress energy conversion loss in organic photovoltaics, achieving PCE over 19%. The discovery enables OPVs to maximize photocurrent and overcome the limit of maximum achievable efficiency.

SourceCity University of Hong Kong·JournalNature Energy·TypeExperimental study·DateDec 21, 2022

Achieving photovoltaic power generation for over 1,000 continuous hours at an efficiency of more than 20%

Researchers developed a durable perovskite solar cell capable of generating electricity for over 1,000 continuous hours with an efficiency of more than 20%. The team improved durability by creating a water-repellent interface between the electron and hole transport layers.

SourceNational Institute for Materials Science, Japan·JournalAdvanced Energy Materials·TypeExperimental study·DateOct 5, 2022

Low temperature nanoparticle ink

Researchers developed a simple and versatile nanoparticle ink made from tin oxide, which can be printed at relatively low temperatures using microwave technology. This ink enables the mass production of high-efficiency perovskite solar cells with power-conversion efficiencies of up to 18%.

SourceARC Centre of Excellence in Exciton Science·JournalChemistry of Materials·TypeExperimental study·DateJul 5, 2022

CityU chemists develop a strategy for highly efficient and stable perovskite solar cells

A research team from City University of Hong Kong and Imperial College London developed a new strategy for highly efficient and stable perovskite solar cells using ferrocene molecules. The breakthrough invention can achieve efficiency of up to 25% while maintaining stability, making it a promising alternative to silicon solar cells.

SourceCity University of Hong Kong·JournalScience·TypeExperimental study·DateApr 21, 2022