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Shifts to renewable energy can drive up energy poverty, PSU study finds
Efforts to shift away from fossil fuels and replace oil and coal with renewable energy sources can help reduce carbon emissions but do so at the expense of increased inequality, according to a new Portland State University study (2019-07-12)
Solar power with a free side of drinking water
An integrated system seamlessly harnesses sunlight to cogenerate electricity and fresh water. (2019-07-10)
Beat the heat
University of Utah mechanical engineering associate professor Mathieu Francoeur has discovered a way to produce more electricity from heat than thought possible by creating a silicon chip, also known as a 'device,' that converts more thermal radiation into electricity. (2019-07-10)
Holes in the Universe sharpen cosmic measurements
Regions of the Universe containing very few or no galaxies -- known as voids -- can help measure cosmic expansion with much greater precision than before, according to new research. (2019-07-10)
No more trial-and-error when choosing an electrolyte for metal-air batteries
Researchers at Washington University in St. Louis have developed a one-parameter measure that makes selecting the correct electrolyte for potassium-air batteries an exercise in rationality, rather than patience. (2019-07-10)
20 overlooked benefits of distributed solar energy
A study released today provides the most complete list yet of the advantages of solar energy -- from carbon sequestration to improvements for pollinator habitat. (2019-07-09)
Window film could even out the indoor temperature using solar energy
A window film with a specially designed molecule could be capable of taking the edge off the worst midday heat and instead distributing it evenly from morning to evening. (2019-07-08)
Development of 3D particle model for single particles in battery electrodes
DGIST Professor Yong Min Lee's team in the Department of Energy Science and Engineering succeeded in developing an electrochemical model that can predict and analyze the electrochemical phenomena of the single particles of electrode active materials. (2019-07-08)
The highest energy gamma rays discovered by the Tibet ASgamma experiment
The Tibet ASgamma experiment, a China-Japan joint research project, has discovered the highest energy cosmic gamma rays ever observed from an astrophysical source - in this case, the 'Crab Nebula.' The experiment detected gamma rays ranging from > 100 Teraelectron volts (TeV) to an estimated 450 TeV. (2019-07-03)
Danish researchers create worldwide solar energy model
For any future sustainable energy system, it is crucial to know the performance of photovoltaic (solar cell) systems at local, regional and global levels. (2019-07-01)
Discovery of a 'holy grail' with the invention of universal computer memory
A new type of computer memory to solve the digital technology energy crisis has been invented and patented by scientists. (2019-06-20)
The brain consumes half of a child's energy -- and that could matter for weight gain
In a new paper published in the journal Proceedings of the National Academy of Sciences, 'A hypothesis linking the energy demand of the brain to obesity risk,' co-authors Christopher Kuzawa of Northwestern University and Clancy Blair of New York University School of Medicine, propose that variation in the energy needs of brain development across kids -- in terms of the timing, intensity and duration of energy use -- could influence patterns of energy expenditure and weight gain. (2019-06-17)
Light energy and biomass can be converted to diesel fuel and hydrogen
A research group led by Professor WANG Feng at the Dalian Institute of Chemical Physics of the Chinese Academy of Sciences recently developed a method to produce diesel fuel and hydrogen by exploiting light energy (solar energy or artificial light energy) and biomass-derived feedstocks. (2019-06-10)
All human endurance activities share a common metabolic ceiling
In one of the first attempts to quantify the limits of human energy expenditure over time, researchers using data on athletes who competed in global endurance events report that human energy expenditure could not be sustained above 2.5 times the rate of metabolism at rest. (2019-06-05)
Societal values and perceptions shape energy production and use as much as new technology
Societal values and perceptions have shaped the energy landscape as much as the technologies that drive its production and consumption, a new paper from an Oregon State University researcher suggests. (2019-05-28)
Efficient, stable thermoelectric module based on high-performance liquid-like materials
Based on high-performance liquid-like materials, scientists from the Shanghai Institute of Ceramics and Northwestern University innovatively fabricated a Cu2Se/Yb0.3Co4Sb12 thermoelectric module with eight n-type Ni/Ti/Yb0.3Co4Sb12 legs and eight p-type Ni/Mo/Cu2Se legs. (2019-05-23)
Passive radiative cooling in delignified wood material
A newly engineered, wood-based material successfully reflects heat, or infrared radiation, and could cut the energy costs associated with cooling buildings by up to 50%, according to a modeling analysis of its application in 16 US cities. (2019-05-23)
Big energy savings for tiny machines
In a ground-breaking study, a team led by Simon Fraser University physics professor David Sivak demonstrates for the first time a strategy for manipulating the trillions of tiny molecular nanomachines inside us that work to keep us alive, to maximize efficiency and conserve energy. (2019-05-22)
DGIST agreed on Energy Research Cooperation with CNR-ITAE in Italy
DGIST agreed on Energy Research Cooperation with CNR-ITAE in Italy. (2019-05-16)
Serotonin boosts neuronal powerplants protecting against stress
Research from the Vaidya and Kolthur-Seetharam groups (TIFR) shows that the neurotransmitter serotonin enhances the production and functions of neuronal mitochondria, the powerhouse of the cell, and protect against stress. (2019-05-09)
Intelligence can link to health and aging
For over 100 years, scientists have sought to understand what links a person's general intelligence, health and aging. (2019-05-08)
Diving deep into water and energy trade-offs
Sometimes people don't see the impacts of sustainability decisions beyond a balance ledger. (2019-05-01)
Study: Deep-ocean creatures living a 'feast-or-famine' existence because of energy fluxes
Scientists for the first time have tracked how much energy from plants and animals at the surface of the open ocean survives as particles drop to the seafloor more than two miles below, where they say a surprisingly robust ecosystem eagerly awaits. (2019-04-26)
Improving the lifetime of bioelectrodes for solar energy conversion
The use of proteins involved in the photosynthetic process enables the development of affordable and efficient devices for energy conversion. (2019-04-26)
Carnegie Mellon chemists manipulate the quantum states of gold nanoclusters
Researchers from Carnegie Mellon University's Department of Chemistry have found a way to control the lifetime of the quantum states of gold nanoclusters by three orders of magnitude, which could lead to improvements in solar cell and photocatalysis technologies. (2019-04-26)
Solar panel demand causing spike in worldwide silver prices
Rising demand for solar panels is having a major effect on the worldwide price of silver, which could lead to solar panel production costs becoming far higher in the future, new research from the University of Kent has demonstrated. (2019-04-17)
Inner electrons behave differently in aromatic hydrocarbons
In an international research collaboration between Tsinghua University in Beijing and Sorbonne University in Paris, scientists found that four hydrocarbon molecules, known for their internal ring structure, have a lower threshold for the release of excess energy than molecules without a similar ring structure, because one of their electrons decays from a higher to a lower energy level, a phenomenon called the Auger effect. (2019-04-11)
Renewables are a better investment than carbon capture for tackling climate change
Solar panels and wind turbines coupled with energy storage offer a better hope for tackling climate change than trying to capture carbon from fossil fuel power stations, according to new research published by Nature Energy. (2019-04-08)
Optimizing proton beam therapy with mathematical models
Particle beam therapy, a form of radiotherapy that involves using beams of positively charged particles rather than X-rays, is becoming increasingly popular. (2019-04-02)
Scientists capture live, atomic-level detail of nanoparticle formation
Scientists at the Sensitive Instrument Facility of the US Department of Energy's Ames Laboratory achieved real-time atom rearrangement monitoring using aberration-corrected scanning transmission electron microscopy during the synthesis of intermetallic nanoparticles (iNPs). (2019-04-02)
OU engineers discover novel role of water in production of renewable fuels
University of Oklahoma engineers in collaboration with the University of Tulsa have discovered a novel approach for the water-assisted upgrading of the renewable chemical, furfural, doubling or tripling the rate of conversion. (2019-04-01)
Scientists discover potential sustainable energy technology for the household refrigerator
While many advancements have been in improving its efficiency, the refrigerator still consumes considerable energy each year. (2019-03-28)
Bacteria could become a future source of electricity
In recent years, researchers have tried to capture the electrical current that bacteria generate through their own metabolism. (2019-03-26)
Energy stealthily hitches ride in global trade
Fulfilling the world's growing energy needs summons images of oil pipelines, electric wires and truckloads of coal. (2019-03-21)
Quantum physicists succeed in controlling energy losses and shifts
In their paper to be published on March 11, 2019 in Nature Physics, scientists from Aalto University and the University of Oulu demonstrate that they can increase the dissipation rate, on demand, by a factor of thousand in a high-quality superconducting resonator--just like the ones used in prototype quantum computers. (2019-03-11)
Shifting away from coal is key to cutting greenhouse gas emissions, PSU study finds
The United States could fulfill its greenhouse gas emission pledge under the Paris Climate Agreement by virtually eliminating coal as an energy source by 2024, according to new research from Portland State University. (2019-03-07)
NREL pioneers cleaner route to upcycle plastics into superior products
Researchers at the US Department of Energy's National Renewable Energy Laboratory (NREL) have discovered a method of plastics upcycling -- transforming discarded products into new, high-value materials of better quality and environmental value -- that could economically incentivize the recycling of waste plastics and help solve one of the world's most looming pollution problems. (2019-03-05)
CO2 emissions in developed economies fall due to decreasing fossil fuel and energy use
Efforts to cut emissions of carbon dioxide and tackle climate change are beginning to pay off according to research led by the Tyndall Centre at the University of East Anglia. (2019-02-25)
Understanding high efficiency of deep ultraviolet LEDs
Deep ultraviolet light-emitting diodes (DUV-LEDs) made from aluminium gallium nitride (AlGaN) efficiently transfer electrical energy to optical energy due to the growth of one of its bottom layers in a step-like fashion. (2019-02-22)
Basis of efficient blue-green light harvesting and photoprotection in diatoms revealed
Diatoms are abundant photosynthetic organisms in aquatic environments; they contribute 20 percent of global primary productivity. (2019-02-11)
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