Energy

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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BIOENERGY

The unexplored potential of pellets

A study on the environmental performance of the biofuel could help Brazil expand its energy mix and advance in the carbon market

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Energy

How to make hydrogen from humid air

Prototype electrolyzer produces hydrogen from air with no need for water

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OPTICS

New system improves the performance of atomic-resolution microscopes

Innovation developed at UNICAMP launched on the global market by American company

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PUBLIC POLICY

New approach includes integrated solutions for water, energy, and food security

Studies encourage the formulation of proposals for the three issues that take Brazilian social inequalities into account

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Engineering

Startup captures energy dispersed into the air by factories

Device transforms electromagnetic waves into electric current to power Internet of Things sensors in factory environments

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ENERGY

Jet fuel can be produced from CO2

Technology uses carbon dioxide captured from the atmosphere, chimneys, or industrial activities to produce sustainable kerosene

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Energy

Airline industry strives to eliminate its carbon footprint

Brazil has the technology and raw materials needed to be a global leader in sustainable aviation fuel production

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ASTROPHYSICS

Studies suggest that a jet of plasma from a black hole can produce ultra-high-energy cosmic rays

The conclusion is derived from computer simulations carried out by a group of astrophysicists from IAG-USP and abroad

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Environment

The damaging effects of fire

Intense forest fires make plants less able to perform photosynthesis, hindering the recovery of native vegetation

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biochemistry

Skyscrapers for bacteria communities

Under ideal conditions, Cyanobacteria convert more light to chemical energy

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ENERGY

Brazil prepares to start producing green hydrogen

Businesses and academia aim to put Brazil on the sustainable gas map by backing the fuel of the future

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OBITUARY

Scientist, intellectual, dissident

Physicist Luiz Pinguelli Rosa is remembered as one of the leading architects of Brazil’s energy independence

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Interview

Luiz Vitor de Souza Filho: High-energy ambassador

A Brazilian physicist from the University of São Paulo's São Carlos campus has been elected to chair the international scientific consortium building the world's largest gamma-ray observatory

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Cover

The power of renewables

Wind and solar energy expected to continue increasing their share in the power generation mix over the coming years

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Cover

Shortage risk

Historic drought exposes vulnerabilities in Brazil’s electricity system, which is heavily dependent on hydroelectric plants

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Electricity

Heat energy from the sun

The first solar thermal energy projects are leaving the design stage in Brazil

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Innovation

Earth-controlled temperature

A technology developed at the São Carlos School of Engineering of the University of São Paulo uses heat exchange between the subsoil and the foundation piles to acclimatize a building's interior

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Energy

Energy generated by vibration

Spanish startup Vortex Bladeless plans to start testing its innovative technique of generating wind energy from the vibrations of a vertical carbon fiber rod later this year

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