Energy

Energy

Compact device can reduce power outages

Company intends to increase the use of reclosers, which restore electrical current after short circuits in overhead cables

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Energy

Brazilian research center develops prototype nuclear battery

Device can generate energy for hundreds of years without needing to be recharged

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Sustainability

SAF Studies advance in the country

Universities and research centers are investigating new methods, processes, and raw materials to increase biofuel production and reduce costs

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Sustainability

The road to renewable fuel

In the global race to decarbonize the airline sector, Brazil could play a leading role through the production of an alternative to fossil kerosene

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Energy

The end of a nuclear fusion reactor

Nuclear fusion reactor operating in the United Kingdom since 1983 to be decommissioned

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Energy

The race for perovskite solar cells

Brazilian research groups are helping to advance research about a promising class of materials for photovoltaic applications

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Astronomy

Internet down? It could be because of the Sun

Extreme solar activity could cause internet and power outages in 2024

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Sustainability

Seven-hour flight with 100% SAF

A Boeing 787 completed the first transcontinental flight powered entirely by sustainable fuel

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Energy

Offshore wind farms could provide electricity for oil platforms

The first test of a reduced-scale structure was carried out in Brazil with positive results

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Energy

Another vinasse biomethane factory

São Martinho plant announces plans to invest in its first biomethane factory

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Cover

The path to sustainable hydrogen

Brazil begins producing the fuel, which is seen as key to the transition to a low-carbon economy

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Sustainability

Agreement to accelerate transition to clean energy in Africa

Partnership seeks to identify, fast-track, and scale clean energy projects across Africa

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ENERGY

The challenge of recycling lithium batteries

Research groups in Brazil work on new techniques to separate and reuse the metals contained in these energy-storage modules

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BIOFUEL

Liquid enhancement

Applying a single dose of natural compounds to sugarcane crops can boost the production of second-generation ethanol

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RENEWABLE ENERGY

The fate of solar panels at the end of their lifespan

Disposal and recycling of photovoltaic modules raises environmental challenges and opportunities with respect to the energy transition

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Sustainability

A hydrosolar megastation in China

World's largest combined hydro and solar power station begins operating in China

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Sustainability

Bamboo, a renewable energy source

Thanks to its rapid growth, bamboo can serve as a renewable energy source

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Energy

Brazilian researchers develop sodium-based battery

Sodium offers an alternative to lithium for electric vehicle batteries

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OBITUARY

Synchrotron light pioneer

Argentine physicist Aldo Craievich played a major role in establishing a community of synchrotron light source users in Brazil and paved the way for glass research

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ASTROPHYSICS

Dense, compact star could be made of strange matter

With 80% of the mass of the Sun and a radius of 10.4 kilometers, the object could be made up of free quarks

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OPTICS

Sharper images

US company launches a system developed at UNICAMP to improve light collection performance in scanning tunneling microscopes

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Energy

Reactor tests alternative fuel in Japan

Hydrogen-boron, a low-cost fuel that produces no particles that are harmful to the environment, could offer an alternative fuel source

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Renewable energy

New buoy for measuring ocean winds

Brazilian scientists create essential device for installing wind farms at sea

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Biofuel

Natural compounds can increase ethanol production from sugarcane bagasse

Treatment applied to the crop makes it easier to capture energy stored in the plant's cellulose

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Energy

Hydrogen-powered plane

Twin-engine plane powered partially by hydrogen designed to reduce atmospheric carbon dioxide emissions

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ENERGY

Floating solar farms

Power plants on reservoirs and lakes offer a sustainable option for increasing electricity generation in the country

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Physics

Nuclear fusion experiment produces more energy than it consumes for the first time

The result achieved in the USA is a milestone, but there is still a long way to go to master the technology

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Energy

Açaí pits bear new fruit

Previously discarded waste is now being used to make cosmetics, paper, and plastics, as well as providing an alternative energy source

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Energy

A replica of the Sun created in a lab

Scientists reproduce the same reaction that generates energy in stars and makes them shine

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Technology

Simplicity drives frugal innovation

Developed in collaboration with users, frugal innovation is becoming better known, leading to more efficient and cost-effective products

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