Solar Energy News -- ScienceDaily
Turning streetwear into solar power plants
Thu, 22 Oct 2020 12:31:23 EDT
Researchers have developed a material that works like a luminescent solar concentrator and can even be applied to textiles. This opens up numerous possibilities for producing energy directly where it is needed, i.e. in the use of everyday electronics.
Colorful perovskites: Thermochromic window technologies
Tue, 20 Oct 2020 13:14:01 EDT
Scientists report a breakthrough in developing a next-generation thermochromic window that not only reduces the need for air conditioning but simultaneously generates electricity.
Tough love: intense glare helps next-gen solar tech through awkward phase
Mon, 19 Oct 2020 11:21:11 EDT
Researchers have shown that high-intensity light will reverse light-induced phase segregation in mixed-halide perovskites, enabling bandgap control and maximizing efficiency for potential photovoltaic applications.
Detecting early-stage failure in electric power conversion devices
Mon, 19 Oct 2020 10:34:55 EDT
Researchers used acoustic emission during power cycling tests to monitor in real time the complete failure process--from the earliest stages -- in silicon carbide Schottsky diodes. This development will help solve wear-out failure problems that are limiting advanced applications in computers, solar cells, and many other devices.
Perovskite tandem solar cells
Fri, 16 Oct 2020 10:09:28 EDT
Scientists have revealed the significant improvements they are making in perovskite-based solar cells.
New solar panel design could lead to wider use of renewable energy
Thu, 08 Oct 2020 12:13:26 EDT
Researchers say the breakthrough could lead to the production of thinner, lighter and more flexible solar panels that could be used to power more homes and be used in a wider range of products.
Teaching an old spectroscope new tricks
Tue, 06 Oct 2020 11:42:49 EDT
Researchers have improved a method for probing semiconducting crystals with light to detect defects and impurities. The details of their 'omnidirectional photoluminescence (ODPL) spectroscopy' set-up could help improve the fabrication of materials for electric cars and solar cells.
Team extracts more energy from sunlight with advanced solar panels
Tue, 06 Oct 2020 11:42:00 EDT
Researchers working to maximize solar panel efficiency said layering advanced materials atop traditional silicon is a promising path to eke more energy out of sunlight. A new study shows that by using a precisely controlled fabrication process, researchers can produce multilayered solar panels with the potential to be 1.5 times more efficient than traditional silicon panels.
Blocking vibrations that remove heat could boost efficiency of next-gen solar cells
Mon, 05 Oct 2020 11:21:23 EDT
A study of a solar-energy material with a bright future revealed a way to slow phonons, the waves that transport heat. The discovery could improve novel hot-carrier solar cells, which convert sunlight to electricity more efficiently than conventional solar cells by harnessing photogenerated charge carriers before they lose energy to heat.
Chemical innovation stabilizes best-performing perovskite formulation
Thu, 01 Oct 2020 15:59:06 EDT
Researchers have successfully overcome a limiting problem with stabilizing the best-performing formulation of metal-halide perovskite films, a key player in a range of applications, including solar cells.
Untapped potential exists for blending hydropower, floating solar panels
Tue, 29 Sep 2020 12:37:02 EDT
Hybrid systems of floating solar panels and hydropower plants may hold the technical potential to produce a significant portion of the electricity generated annually across the globe, according to a new analysis.
Air pollution leads to increase in electricity usage
Thu, 24 Sep 2020 11:41:24 EDT
High levels of air pollution are forcing people inside to consume more electricity, subsequently causing even greater environmental problems by increasing greenhouse gas emissions.
Highly efficient perovskite solar cells with enhanced stability and minimized lead leakage
Mon, 21 Sep 2020 11:55:58 EDT
While the power conversion efficiency of perovskite solar cells (PVSCs) has already greatly improved in the past decade, the problems of instability and potential environmental impact are yet to be overcome. Recently, scientists have developed a novel method which can simultaneously tackle the leakage of lead from PVSCs and the stability issue without compromising efficiency, paving the way for real-life application of perovskite photovoltaic technology.
NASA's IRIS spots nanojets: Shining light on heating the solar corona
Mon, 21 Sep 2020 11:55:54 EDT
Researchers report the first ever clear images of nanojets -- bright thin lights that travel perpendicular to the magnetic structures in the solar atmosphere, called the corona -- in a process that reveals the existence of one of the potential coronal heating candidates: nanoflares.
Researcher analyzes the use of solar energy at US airports
Mon, 21 Sep 2020 11:55:52 EDT
By studying 488 public airports in the United States, researchers found that 20% of them have adopted solar photovoltaic (PV), commonly known as solar panels, over the last decade.
Mirror-like photovoltaics get more electricity out of heat
Mon, 21 Sep 2020 11:16:44 EDT
New heat-harnessing 'solar' cells that reflect 99% of the energy they can't convert to electricity could help bring down the price of storing renewable energy as heat, as well as harvesting waste heat from exhaust pipes and chimneys.
Theoretically, two layers are better than one for solar-cell efficiency
Tue, 15 Sep 2020 19:42:50 EDT
Solar cells have come a long way, but inexpensive, thin film solar cells are still far behind more expensive, crystalline solar cells in efficiency. Now, a team of researchers suggests that using two thin films of different materials may be the way to go to create affordable, thin film cells with about 34% efficiency.
California offshore winds show promise as power source
Tue, 08 Sep 2020 17:05:37 EDT
One of the challenges of moving toward fully renewable energy in California by 2045 is matching production to demand. Consumer demand peaks in the evening when solar energy is no longer available. Offshore wind energy has the potential to help meet this demand.
Battery-free Game Boy runs forever
Thu, 03 Sep 2020 17:14:45 EDT
Researchers develop first-ever battery-free, energy-harvesting, interactive device. And it looks and feels like a retro 8-bit Nintendo Game Boy.
New understanding of electrolyte additives will improve dye-sensitized solar cells
Thu, 03 Sep 2020 09:56:09 EDT
Dye-sensitised solar cells could perform better thanks to improved understanding of additives in optimizing electrolytes. Researchers have determined that the molecules 4-tert-butylpyridine (tBP) and 1-methyl-benzimidazole (NMBI) can play an integral role in suppressing recombination losses and maximizing efficiency.