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1,000+ results for "Solar System"

Airports could generate enough solar energy to power a city: Study

A study by RMIT University found that Australian government-owned airports could produce up to 10 times more electricity than residential panels in Bendigo, offsetting greenhouse gas emissions annually. The research suggests that installing large-scale rooftop solar systems at airports could power 136,000 homes and contribute towards a...

SourceRMIT University·JournalJournal of Building Engineering·DateApr 26, 2021

Chinese solar telescope reveals acceleration of magnetic reconnection

Researchers using the New Vacuum Solar Telescope observed a significant acceleration of magnetic reconnection due to propagating disturbances caused by filament eruptions. The study, published in The Astrophysical Journal, found that these disturbances led to shorter and brighter current sheets with increased reconnection rates.

SourceChinese Academy of Sciences Headquarters·JournalThe Astrophysical Journal·DateMar 12, 2021

Shining a light on the true value of solar power

Researchers found that grid-tied solar photovoltaic (PV) owners are undercompensated in most of the U.S., as the value of solar eclipses net metering and two-tiered rates. This study provides a generalized model to evaluate the economics of grid-tied PV systems, showing substantial future regulatory reform is needed.

SourceMichigan Technological University·JournalRenewable and Sustainable Energy Reviews·DateFeb 9, 2021

Solar system formation in two steps

A team of researchers discovered that the early Solar System formed in two distinct steps, resulting in different planetary compositions and evolutionary paths. The study explains why the inner planets are small and dry, while the outer planets are larger and wet.

SourceUniversity of Oxford·JournalScience·DateJan 21, 2021

Solar activity reconstructed over a millennium

A team of scientists has reconstructed solar activity from 969 to 1933 using measurements of radioactive carbon in tree rings. The study used modern detection techniques to achieve high precision, confirming the regularity of the eleven-year cycle and revealing potential solar energetic proton events.

SourceETH Zurich·JournalNature Geoscience·DateJan 19, 2021

A question of affinity

Scientists have discovered that ionization energy is more crucial than electron affinity in determining the efficiency of organic solar cells. This finding allows for precise design rules to be derived, aiming to maximize solar cell efficiency and potentially leading to transparent solar cells with high efficiency.

SourceMax Planck Institute for Polymer Research·JournalNature Materials·DateOct 27, 2020

Surrey is leading the way in perovskite tandem solar cells

The University of Surrey has made significant advancements in perovskite tandem solar cells, achieving higher power conversion efficiencies through adjustments to thickness and the development of more effective protective layers. This progress holds promise for accelerating commercialization and promoting a shift towards green energy.

SourceUniversity of Surrey·JournalChemical Reviews·DateOct 16, 2020

Blocking vibrations that remove heat could boost efficiency of next-gen solar cells

Researchers at Oak Ridge National Laboratory and the University of Tennessee discovered a way to slow phonons, waves that transport heat, in photovoltaic materials. This discovery holds promise for improving novel hot-carrier solar cells, which convert sunlight to electricity more efficiently than conventional solar cells by harnessing...

SourceDOE/Oak Ridge National Laboratory·JournalScience Advances·DateOct 5, 2020

For solar boom, scrap silicon for this promising mineral

Researchers at Cornell University have found that photovoltaic wafers made from all-perovskite structures outperform traditional silicon-based solar panels. This breakthrough could lead to a more sustainable future for solar energy, with perovskite cells offering faster returns on investment and lower environmental impacts.

SourceCornell University·JournalScience Advances·DateAug 3, 2020