Desalinating seawater with minimal energy use
At a pilot facility in Singapore, Siemens has cut the energy needed to desalinate seawater by more than 50 percent. The plant processes 50 cubic meters of water per day, consuming only 1.5 kilowatt-hours of ...
Japan sweats out summer in shadow of nuclear crisis
Air conditioning has been switched off, office hallways are darkened and escalators have ground to a halt as a government decree to reduce power usage forces Tokyo to sweat out a hot summer.
Development of CMOS LSI technology for 100Gbit ethernet optical transceivers
Hitachi today announced the successful prototyping of a low-power CMOS gearbox LSI conforming with international standards, which was developed for optical transceivers as part of the effort to reduce power ...
Test of building smart sensors yields big energy savings
(PhysOrg.com) -- To reduce energy consumption in commercial buildings, computer scientists at the University of California, San Diego have come up with a way to use real-time occupancy sensors and computer ...
Wind power in Spain reaches historic high
Wind power became Spain's main source of electricity for the first time ever this month, in a country renowned for its focus on renewable energy, the power-generating authority REE said Thursday.
Memory device holds key to green gadgets
Fast, low-energy memory for MP3s, smartphones and cameras could become a reality thanks to University of Edinburgh scientists.
Fujitsu achieves 40-Gbps optical-fiber transmission using directly-modulated laser
Fujitsu today announced the achievement of a 40 gigabits per second (40-Gbps) optical-fiber transmission employing an uncooled directly-modulated laser. This was realized through the combination of a structure ...
Normal air could halve fuel consumption
Every time a car brakes, energy is generated. At present this energy is not used, but new research shows that it is perfectly possible to save it for later use in the form of compressed air. It can then provide extra power ...
World’s first diamond nanoelectromechanical switch
Japanese researchers have succeeded in the batch fabrication of suspended structures (cantilevers and bridges) of single crystal diamond for nano/micro electromechanical systems.
Suburban 'pocket airports' proposed
Taiwan scientists claim microchip 'breakthrough'
Taiwanese scientists on Tuesday unveiled an advanced microchip technology which they claimed marks a breakthrough in piling ever more memory into ever smaller spaces.
UM dorms will go 'off the water grid'
A $2 million grant from the National Science Foundation (NSF) will allow the University of Miami (UM) College of Engineering to develop an autonomous net-zero water dormitory at UM. The project will make it possible for the ...
New system for monitoring electricity use heralds greener homes and cheaper bills
During the winter months the days grow colder and the nights longer causing households to use more electricity, often resulting in higher bills. Most households have no way of monitoring how much electricity is being consumed; ...
Energy saving lamp is eco-winner
In a new study, EMPA researchers have investigated the ecobalances of various household light sources. In doing so not only did they take into account energy consumption, but also the manufacture and disposal processes. They ...