Tech Xplore - electrical power

U.S. renewable electricity surpassed coal in 2022

Electricity generated from renewables surpassed coal in the United States for the first time in 2022, the U.S. Energy Information Administration announced Monday.

Mar 28, 2023

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Room-temperature superconductors could revolutionize electronics—an electrical engineer explains

Superconductors make highly efficient electronics, but the ultralow temperatures and ultrahigh pressures required to make them work are costly and difficult to implement. Room-temperature superconductors promise to change ...

Mar 28, 2023

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Colorful films could help buildings, cars keep their cool

The cold blast of an air conditioner can be a welcome relief as temperatures soar, but "A/C" units require large amounts of energy and can leak potent greenhouse gases. Today, scientists report an eco-friendly alternative—a ...

Mar 26, 2023

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Want an easy $400 a year? Ditch the gas heater in your home for an electric split system, says researcher

Earlier this month, regulators flagged power price rises in Queensland, New South Wales, Victoria and South Australia. Like many people, you're probably wondering how you can minimize the financial pain.

Mar 24, 2023

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Green hydrogen: How photoelectrochemical water splitting may become competitive

Hydrogen can be produced by electrolysis of water, ideally with solar cells or wind power providing the electrical energy required. This "green" hydrogen is expected to play an important role in the energy system of the future. ...

Mar 20, 2023

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Seven things you need to know about lithium-ion battery safety

Lithium-ion batteries are the most widespread portable energy storage solution—but there are growing concerns regarding their safety.

Mar 20, 2023

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Careful planning of EV charging station placement could lessen or eliminate need for new power plants, study shows

National and global plans to combat climate change include increasing the electrification of vehicles and the percentage of electricity generated from renewable sources. But some projections show that these trends might require ...

Mar 15, 2023

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EU unveils electricity reforms to reduce price spike threat

The EU laid out plans Tuesday to make electricity bills "less dependent" on fossil fuel costs, to limit the risks of price hikes like those seen after Russia invaded Ukraine.

Mar 14, 2023

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Tuning thermoelectric materials for efficient power generation

In times when energy is scarce and sustainable ways of energy production are being explored, thermoelectric materials are being considered for power generation to transform waste heat into electricity. However, to make this ...

Mar 9, 2023

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Low-carbon solutions can provide energy for displaced people

Using solar and battery power can reduce costs and emissions associated with providing power to refugee camps, researchers have found.