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News tagged with charges

Regulators seek to avoid surprises on cell bills

(AP) -- Federal regulators are considering rules that would require wireless phone companies to alert consumers before they reach roaming or data usage limits on their wireless plans.

Technology / Telecom

created May 11, 2010 | popularity not rated yet | comments 0

ONR scientist generates 'mud power' for NPR radio audience

Dr. Linda Chrisey, a leading scientist at the Office of Naval Research, discussed how researchers are generating electricity from bacteria found in mud and wastewater during National Public Radio's recent "Science Friday" ...

Technology / Energy & Green Tech

created May 06, 2010 | popularity 1 / 5 (1) | comments 0

It's electrifying: Scientists use electric fields to control chemical reactions of ultracold molecules

Physicists at JILA have demonstrated a new tool for controlling ultracold gases and ultracold chemistry: electric fields.

Physics / General Physics

created Apr 28, 2010 | popularity 5 / 5 (7) | comments 1 | with audio podcast

Argonne's CARIBU charge breeder breaks world record for efficiency

(PhysOrg.com) -- Scientists at the U.S. Department of Energy’s Argonne National Laboratory have pushed the limits of charge breeding and broken a long-standing world record for ionization efficiency of solids.

Physics / General Physics

created Apr 13, 2010 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Scientists Use Atomic Physics Codes to Study Coronal Mass Ejections

(PhysOrg.com) -- Giant eruptions of ionized gas, or plasma, from the Sun called coronal mass ejections [CMEs] produce solar energetic particles that cause spacecraft anomalies and communication interruptions, ...

Physics / Plasma Physics

created Apr 07, 2010 | popularity 4.6 / 5 (7) | comments 0 | with audio podcast

A smart way to charge up

(PhysOrg.com) -- Electromobility makes sense only if car batteries are charged using electricity from renewable energy sources. But the supply of green electricity is not always adequate. An intelligent charging ...

Technology / Engineering

created Apr 06, 2010 | popularity 2.3 / 5 (4) | comments 2

Incentives sweeten price for all-electric Nissan Leaf

The all-electric Nissan Leaf hatchback will cost $32,780 when it hits showrooms in December, the Japanese automaker said Tuesday.

Technology / Energy & Green Tech

created Mar 30, 2010 | popularity 4.2 / 5 (10) | comments 9

Microsoft rival: browser downloads double

(AP) -- Norway's Opera said Thursday that downloads of its browser more than doubled after Microsoft Corp. was forced to give European users a choice of Web software to settle European Union antitrust charges.

Technology / Software

created Mar 18, 2010 | popularity 4.7 / 5 (3) | comments 1

New charging method could greatly reduce battery recharge time

(PhysOrg.com) -- Part of the headache of having to constantly recharge batteries is not just how often they need to be charged, but also the time it takes to charge them. In a new study, researchers have proposed ...

Physics / General Physics

created Mar 11, 2010 | popularity 4.7 / 5 (25) | comments 14 | with audio podcast report

Scientists unlock mystery in photosynthesis step

(PhysOrg.com) -- An international team of scientists, including two from Arizona State University, have taken a significant step closer to unlocking the secrets of photosynthesis, and possibly to cleaner fuels.

Chemistry / Biochemistry

created Feb 19, 2010 | popularity 4.8 / 5 (9) | comments 3 | with audio podcast

Smart Grid could re-energize an aging system

At 5 p.m. after a long day's work, you drive your plug-in electric car to your garage. The car's battery is fairly full because you drove little today. You plug your car into a charging station, but rather than recharge, ...

Technology / Energy & Green Tech

created Feb 18, 2010 | popularity 2.7 / 5 (6) | comments 2

Chicago EV Charging Station Powered by Wind

(PhysOrg.com) -- The "Windy City" is about to make use of that natural source of power, thanks to the addition of an electric vehicle (EV) charging station. Last year, Chicago offered the first solar powered charging station, in an effort to cre ...

Technology / Energy & Green Tech

created Feb 17, 2010 | popularity 4 / 5 (4) | comments 4 | with audio podcast weblog

A new way to build membranes for fuel cells

(PhysOrg.com) -- A team of researchers at MIT and Pennsylvania State University has been developing a new method for producing novel kinds of membranes that could have improved properties for batteries, fuel ...

Chemistry / Materials Science

created Feb 17, 2010 | popularity 3 / 5 (5) | comments 0 | with audio podcast

Sweet! -- sugar plays key role in cell division

Using an elaborate sleuthing system they developed to probe how cells manage their own division, Johns Hopkins scientists have discovered that common but hard-to-see sugar switches are partly in control.

Chemistry / Biochemistry

created Feb 05, 2010 | popularity 5 / 5 (7) | comments 0 | with audio podcast

New ORNL system provides hybrid electric autos with power to spare

An advancement in hybrid electric vehicle technology is providing powerful benefits beyond transportation.

Technology / Engineering

created Feb 04, 2010 | popularity 2.2 / 5 (5) | comments 3