Solar Energy News -- ScienceDaily
Even short-lived solar panels can be economically viable
Thu, 19 Sep 2019 11:48:56 EDT
A new study shows that, contrary to widespread belief within the solar power industry, new kinds of solar cells and panels don't necessarily have to last for 25 to 30 years in order to be economically viable in today's market.
Lighting the path to renewable energy
Thu, 19 Sep 2019 09:39:44 EDT
Scientists have developed a novel, standardized way of quantifying and comparing these variations in solar power. The new study may help guide the development and performance of solar photovoltaic farms -- systems that harness the sun's energy and convert it to electricity.
Breakthrough for transparent conductors: Touch screen coatings
Tue, 17 Sep 2019 10:06:12 EDT
Researchers have made an important design discovery that could dramatically improve the performance of a key material used to coat touch screens and other devices.
Welcome indoors, solar cells
Mon, 16 Sep 2019 10:19:00 EDT
Scientists have developed organic solar cells optimized to convert ambient indoor light to electricity. The power they produce is low, but is probably enough to feed the millions of products that the internet of things will bring online.
Device generates light from the cold night sky
Thu, 12 Sep 2019 11:10:15 EDT
An inexpensive thermoelectric device harnesses the cold of space without active heat input, generating electricity that powers an LED at night, researchers report.
How much photovoltaics (PV) would be needed to power the world sustainably?
Wed, 11 Sep 2019 10:15:23 EDT
The International Energy Agency has dubbed increased global cooling demand as one of the most critical blind spots in today's energy debate.
Flexible solar cells a step closer to reality
Wed, 11 Sep 2019 07:41:58 EDT
Solar cells that use mixtures of organic molecules to absorb sunlight and convert it to electricity, that can be applied to curved surfaces such as the body of a car, could be a step closer thanks to a discovery that challenges conventional thinking about one of the key components of these devices.
Colorful microreactors utilize sunlight
Tue, 10 Sep 2019 10:53:55 EDT
The sun is the most sustainable energy source available on our planet and could be used to power photochemical reactions. Scientists now present a widely applicable, cost-effective photomicroreactor. It is based on ''Luminescent Solar Concentrators'', which harvest, convert, and make photons available for chemical reactions. Thus, the researchers were able to synthesize various substances, including two pharmaceuticals.
Agrivoltaics proves mutually beneficial across food, water, energy nexus
Tue, 03 Sep 2019 09:14:41 EDT
Building resilience in renewable energy and food production is a fundamental challenge in today's changing world, especially in regions susceptible to heat and drought. Agrivoltaics, the co-locating of agriculture and solar photovoltaic panels, offers a possible solution, with new research reporting positive impacts on food production, water savings and the efficiency of electricity production.
Laser printing tech produces waterproof e-textiles in minutes
Tue, 27 Aug 2019 10:16:03 EDT
In just three minutes, the laser printing approach can produce a 10x10 cm smart textile patch that's waterproof, stretchable and easily integrated with solar or other sources of power.
Harnessing the power of solar panels
Tue, 27 Aug 2019 08:47:25 EDT
Researchers have developed a way to better harness the volume of energy collected by solar panels. In a new study, the researchers developed an algorithm that increases the efficiency of the solar photovoltaic (PV) system and reduces the volume of power currently being wasted due to a lack of effective controls.
A new method for quantifying crystal semiconductor efficiency
Fri, 23 Aug 2019 09:48:18 EDT
Scientists have found a new way to successfully detect the efficiency of crystal semiconductors.
Materials that can revolutionize how light is harnessed for solar energy
Mon, 19 Aug 2019 11:27:21 EDT
Scientists have designed organic molecules capable of generating two excitons per photon of light, a process called singlet fission. The excitons can live for much longer than those generated from their inorganic counterparts, which leads to an amplification of electricity generated per photon that is absorbed by a solar cell.
Organic dye in zinc oxide interlayer stabilizes and boosts the performance of organic solar cells
Fri, 16 Aug 2019 10:10:00 EDT
Organic solar cells are made of cheap and abundant materials, but their efficiency and stability still lag behind those of silicon-based solar cells. A team of scientists has found a way to enhance the electric conductivity of organic solar cells, which increases their performances. Doping the metal oxide interlayer, which connected the electrode and active layer, with a modified organic dye boosted both the efficiency and stability, the study revealed.
Greener, faster and cheaper way to make patterned metals for solar cells and electronics
Wed, 14 Aug 2019 10:16:47 EDT
An innovative way to pattern metals could make the next generation of solar panels more sustainable and cheaper.
Key factors in how some algae harness solar energy
Tue, 13 Aug 2019 13:42:22 EDT
Scientists have discovered how diatoms -- a type of alga that produce 20 percent of the Earth's oxygen -- harness solar energy for photosynthesis. The discovery could help lead to more efficient and affordable algae-based biofuels and combat climate change from fossil fuel burning.
Mapping the energetic landscape of solar cells
Tue, 13 Aug 2019 10:19:46 EDT
A new spectroscopic method now makes it possible to measure and visualize the energetic landscape inside solar cells based on organic materials. It was developed by a physicist. This novel visualization technique enables scientists to study the physical principles of organic photovoltaics with extreme precision and to better understand processes such as energetic losses.
New perovskite material shows early promise as an alternative to silicon
Thu, 08 Aug 2019 15:24:57 EDT
CsPbI3 is an inorganic perovskite, a group of materials gaining popularity in the solar world due to their high efficiency and low cost. This configuration is noteworthy as stabilizing these materials has historically been a challenge.
Installing solar panels on agricultural lands maximizes their efficiency
Thu, 08 Aug 2019 12:38:42 EDT
A new study finds that if less than 1% of agricultural land was converted to solar panels, it would be sufficient to fulfill global electric energy demand.
Method to automatically estimate rooftop solar potential
Wed, 07 Aug 2019 19:08:15 EDT
The progress of rooftop solar installations is often slowed by a shortage of trained professionals who must use expensive tools to conduct labor-intensive structure assessments one by one, say scientists. Now researchers are proposing a new, data-driven approach that uses machine learning techniques and widely available satellite images to identify roofs that have the most potential to produce cost-effective solar power.