Energy Technology News

• Optics
  Materials Science
  Energy Technology
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  Speed Limit Set for Ultrafast Electrical Switch

  July 28, 2013 — Researchers have clocked the fastest-possible electrical switching in magnetite, a naturally magnetic mineral. Their results could drive innovations in the tiny transistors that control the flow of ... > full story

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  • Picosecond Accurate Slow-Motion Confirms Oxide Materials Exhibit Considerably Faster Switching Properties Than Do Semi-Conductors
• Energy and the Environment
  Electricity
  Energy Technology
  Energy and Resources
  Global Warming
  Petroleum
   
  

  Harvesting Electricity from the Greenhouse Gas Carbon Dioxide

  July 23, 2013 — A new method for producing electricity from carbon dioxide could be the start of a classic trash-to-treasure story for the troublesome greenhouse gas, scientists are reporting. The method uses CO2 ... > full story
• Solar Energy
  Thermodynamics
  Energy and Resources
  Energy Policy
  Energy Technology
  Optics
   
  

  Off-Grid Sterilization With 'Solar Steam'

  July 22, 2013 — Nanotechnology researchers have unveiled a solar-powered sterilization system that could be a boon for more than 2.5 billion people who lack adequate sanitation. The "solar steam" sterilization ... > full story
• Energy Technology
  Electricity
  Electronics
  Energy and Resources
  Consumer Electronics
  Petroleum
   
  

  Thin, Flexible Glass for Energy Storage

  July 22, 2013 — A new use for glass could make future hybrid-electric and plug-in electric vehicles more affordable and ... > full story
• Energy and the Environment
  Computers and Internet
  Information Technology
  Environmental Science
  Petroleum
  Sustainability
   
  

  Internet's Backbone Can Readily Be Made More Sustainable, Experts Say

  July 19, 2013 — The US Department of Energy has announced that it wants to establish minimum energy efficiency standards for all computers and servers sold in the United States. A new study shows that large server ... > full story
• Electricity
  Solar Energy
  Energy Technology
  Wind Energy
  Energy and Resources
  Batteries
   

  Why Does Hot Weather Cause Power Outages?

  July 19, 2013 — Why is the power grid so sensitive to high temperatures? It's quite simple really. First, we certainly love our air conditioners, and air conditioners demand a lot of power. Second, power is ... > full story
• Optics
  Energy and the Environment
  Solar Energy
  Renewable Energy
  Energy and Resources
  Graphene
   
  

  Scientists Break Record for Thinnest Light-Absorber: May Lead to More Efficient, Cheaper Solar Cells

  July 18, 2013 — Scientists have built the thinnest, most efficient absorber of visible light on record, a nanosize structure that could lead to less-costly, more efficient, solar ... > full story
• Optics
  Physics
  Telecommunications
  Spintronics
  Materials Science
  Electronics
   

  Optics: A Step in Time Saves Two

  July 18, 2013 — A technique that reduces the time to simulate the operation of active optical devices aids the design of nanoscale ... > full story
• Heart Disease
  Stem Cells
  Immune System
  Energy Technology
  Nanotechnology
  Electricity
   
  

  A Heart of Gold: Gold Nanofibers in Engineered Heart Tissue Can Enhance Electrical Signalling

  July 17, 2013 — Scientists have integrated cardiac cells with nanofibers made of real gold particles to create functional engineered cardiac tissues. With the gold particles, these tissues contract much faster and ... > full story
• Physics
  Quantum Physics
  Electricity
  Alternative Fuels
  Organic Chemistry
  Biochemistry
   

  The Key to Ion Beams' Polarizability

  July 17, 2013 — Polarizability determines the force with which an inhomogeneous external electric field acts on the ions of an ion beam. However, it can be quite tricky to obtain accurate values for this force. Now ... > full story

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