Related topics: energy

Energy-efficient water purification

Water and energy are two resources on which modern society depends. As demands for these increase, researchers look to alternative technologies that promise both sustainability and reduced environmental impact. Engineered ...

Tiny generators turn waste heat into power

The second law of thermodynamics is a big hit with the beret-wearing college crowd because of its implicit existential crunch. The tendency of a closed systems to become increasingly disordered if no energy is added or removed ...

In Austria, heat is 'recycled' from the sewer

Vast amounts of hot water from household appliances, businesses and factories gurgle down the drain every day, wasting not only H2O but also another precious resource: heat energy.

Getting more electricity out of solar cells

(Phys.org) —When sunlight shines on today's solar cells, much of the incoming energy is given off as waste heat rather than electrical current. In a few materials, however, extra energy produces extra electrons—behavior ...

IBM Hot Water-Cooled Supercomputer Goes Live at ETH Zurich

(PhysOrg.com) -- IBM has delivered a first-of-a-kind hot water-cooled supercomputer to the Swiss Federal Institute of Technology Zurich (ETH Zurich), marking a new era in energy-aware computing.  The innovative system, dubbed ...

Fuel cell park in Connecticut is on board for 2013

(Phys.org)—North America's biggest fuel cell power plant is coming to Connecticut, and construction is to begin immediately. Dominion Resources, an energy company based in Virginia, and FuelCell Energy, a Connecticut manufacturer ...

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