batteries

Sony apologises for laptop battery fiasco

News Yutaka Nakagawa, executive deputy president of Sony, said Sony regrets any inconvenience or concern caused to customers and PC users who may have been affected by the recent issues involving Sony-manufactured batteries.

27 October 2006, 9:18

NEC makes eco-friendly battery for data backup

News NEC said it designed the rechargeable battery to use the electrochemical reaction of organic radical compounds rather than potentially harmful heavy metals such as mercury, lead and cadmium, which are usually found in batteries.

8 August 2005, 8:50

Photos: Top ten portable speaker systems

News Some are perfect for frequent travellers, while others are best suited for the office or trips to the beach, and all of them have the option of being powered from built-in or replaceable batteries. Strengths: Seamless integration with any dock...

12 July 2006, 16:18

Nokia connects with new wireless tech

News Wibree would allow devices that use button-cell batteries -- like a wristwatch, wireless keyboard or toy -- to communicate with other devices via sensors. So an alternative was needed to enable smaller devices with less room for big batteries to...

3 November 2006, 9:47

IBM pours a shot of methanol for ThinkPads

News Unlike traditional batteries, fuel cells usually use alcohol or hydrogen as fuel and can offer five to 10 times the power-per-unit weight as lithium-ion batteries. This is quite a new concept that utilizes both micro fuel cells and rechargeable...

18 April 2005, 18:15

Michael Dell lays battery blame on Sony

News The computer giant claimed that it preempted the rest of the market in recalling the batteries, and warned that other manufacturers may experience similar problems. We know the batteries under rare circumstances catch fire [which is why we recalled...

15 September 2006, 9:32

Toshiba's fuel cell will fire up your MP3 player

News Fuel cells usually use alcohol or hydrogen as fuel and can offer five to ten times the power per unit weight as lithium-ion batteries. Fuel-cell developer UltraCell has come up with a new fuel-cell power source for portable electronic devices that...

19 September 2005, 10:10

Get ready for the 9-to-5 laptop

News Today, a high-performance thin-and-light laptop (typically one that weighs less than 2.2kg) might come with batteries that can provide 58 watt hours of energy. The biggest gains in battery life are likely to come from the guts of the batteries...

7 June 2005, 9:01

Lenovo laptop latest to go up in flames

News Because the area of the computer containing the battery was severely burned as a result of the incident, Lenovo has yet to confirm that the ThinkPad T43 was using one of Sony's batteries, Gorman said.

21 September 2006, 8:53

Photos: Breaking open R2-D2

News Once the batteries are removed, there are slots for four additional 'AA' batteries, which power the sensors, LEDs and speaker. Four 'D' batteries power the motor. Starting with the obvious, unscrew the back plate that houses the batteries.

Tags: module, navigation, recognition, body

2 January 2008, 9:33

Scientists create paper battery

News The batteries are not yet good enough to compete with conventional batteries, the magazine reports, so the next step is to experiment with different formulations of the components to improve performance.

20 August 2007, 9:30

NATO tests RFID to stop friendly fire

News The smallest of the tags being tested is powered by four AA batteries. With that little antenna and four AA batteries you can get a return at 80 miles. NATO has been testing technologies, including radio frequency ID tags, to try to reduce...

21 October 2005, 9:04

For fuel cell innovation, the tank is half full

News Much of the focus among venture capitalists, entrepreneurs and energy and nonenergy corporations alike is on fuel cells, or various devices that employ electrochemical reactions to create power exceeding the life span of conventional batteries.

19 May 2005, 10:23

Power-saving ideas for laptops at IDF

News Lithium sulphur batteries can store much more energy than lithium ion models. However, batteries built using that technology are heavier than lithium ion and only last as long as 60 recharge cycles, said Mark Jost, vice president of marketing at...

9 March 2006, 9:26

Tools for the ultimate high-tech survival kit

News Most brands of batteries used to have a shelf life of a year or two, but now they're marked with expiration dates of five to seven years. Literally, a few years ago you'd have to change your batteries every year to ensure they'd work in a disaster...

3 October 2005, 9:08