Energy

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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Data

Electricity production in Brazil has almost doubled since 2001, but remains clean

Electricity production in Brazil has almost doubled since 2001, but remains clean

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Energy

Electric cars, the economy, and health

Replacing 25% of American cars with electric vehicles would save the country US$17 billion per year

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Renewable energy

The power of marine winds

Researchers study how to exploit wind potential off the Brazilian coast

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Automotive engineering

An electric in the dunes

A Paraná startup develops an electric-powered buggy for beach tourism

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Physics

Germanium energy

New material could increase the durability and safety of lithium batteries

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Electric Mobility

Lithium batteries made in Brazil

New initiatives set to propel Brazil into the growing market for automotive energy storage systems

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Public policy

Unsustainable energy

In addition to financial expenses, scholars see high social and environmental costs as obstacles to hydroelectric expansion in the Amazon

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Nanotechnology

Carbon nanotube microchips

The new chip, named RV16X-Nano, proved itself capable of running modern software, and could offer an alternative to silicon microprocessors

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ENERGY

Winds of change

Brazilian wind power could provide three times more energy than all other electricity sources put together; it currently supplies 22 million homes

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Energy

Turbine layout affects power generation

Researchers found that irregular spacing between turbines may optimize energy production

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ENERGY

Winds of change

Brazilian wind power could provide three times more energy than all other electricity sources put together; it currently supplies 22 million homes

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Energy

Thousands of solar panels on the Sobradinho dam

The solar farm is capable of generating 1 megawatt peak (MWp)

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Video

Sirius, the largest and most complex Brazilian laboratory

Last generation source of synchrotron light may improve the quality of Brazilian research

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Video

Promising winds ahead

Today, wind power energy is the third source of Brazil’s primary energy supply

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ENVIRONMENT

Energy to change

Conference discusses the role of biofuels in fighting global warming

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Cover

The race for the best light

Sirius will compete with both a fourth-generation facility inaugurated in 2016 in Sweden, and another planned to begin operating in 2020 in France

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Cover

Leaping towards brilliance

Now in its final stage of construction, the latest-generation synchrotron light source could elevate the quality of Brazilian research

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BIOENERGY

Obstacles in the way

Delays in achieving economic viability of second-generation ethanol keeps investors at arms’ length, but some companies are staying in the race

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AEROSPACE SYSTEMS

Green propulsion

INPE and the Brazilian Air Force develop sustainable engine and fuel for use in rockets and satellites

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INTERVIEW

Benedito Braga: A fundamental right

World Water Council President Benedito Braga discusses his expectations for this month's World Water Forum in Brasília

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COVER

A deal in the air

Boeing and Embraer discuss a business union that could create the largest aviation conglomerate in the world

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