2009年4月11日星期六

The New laptop will provide full colour depth and refresh

Citing their paper published in Nature Nanotechnology, Cui said the increased Li-Ion battery capacity was made possible though a new type of anode that utilises silicon nanowires. Traditional Li-Ion Acer Aspire 5610 batteries use graphite as the anode, which limits the amount of lithium -- which holds the charge -- that can be held in the anode, and therefore limits battery life.
Customers may continue to use the laptop computers safely by turning the system off, ejecting the battery, and using the AC adapter and power cord to power the system until the replacement battery is received, the company said.
The number of cells is not the end of the story, however, because two different 6 cell Acer Aspire 5630 batteries can have significantly different run times based on another number: the Watt-hour (Wh) rating (the higher the better). As with most things in the computer business, not all manufacturers publish the specifications for the battery the same way. Some publish the number of cells, while others publish a Watt-hour rating and still others publish neither.
A casual laptop user may see laptop Acer Ferrari 1000 battery life jump from three hours to four-and-a-half hours by switching to the light-powered screens, Jepsen said. The new displays will provide full colour depth and refresh rates that are comparable to conventional laptop screens.
The screens pull as much ambient light from sources as possible, but the technology may not work effectively for users watching DVD movies in dark rooms, Jepsen said.
HP decided it wasn't going to use the power management settings that shipped with Vista, Wozniak said. The company came up with its own set of power management settings for Vista laptops, allowing users to select different power settings, such as "power saver" or "high performance," that strike a balance between processing power and Acer Ferrari 1000-5612 battery life. Lenovo is likewise using its own power management technologies honed over several years, said Howard Locker, director of new technology at Lenovo.
They turned to the capacitor, which was invented nearly 300 years ago. Schindall explains, "We made the connection that perhaps we could take an old product, a capacitor, and use a new technology, nanotechnology, to make that old product in a new way."
Rechargable and disposable batteries use a chemical reaction to produce energy. "That's an effective way to store a large amount of energy," he says, "but the problem is that after many charges and discharges ... the Acer Ferrari 1100 battery loses capacity to the point where the user has to discard it."

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