Minggu, 11 Mei 2008

Testing cell phone radiation on human skin

Finland's radiation watchdog is to study the effects of mobile phones on human proteins by direct tests on people's skin, to see if handset transmissions affect their health.


A pilot study, to be conducted next week, will expose a small area of skin on volunteers' arms to cell phone radiation for the duration of a long phone call, or for one hour, research professor Dariusz Leszczynski said on Friday.
Researchers will then take a skin sample to study and compare it with one taken before the radiation exposure, he told Reuters.
Cell samples used in previous laboratory tests by the Radiation and Nuclear Safety Authority were all from women, and to keep the data consistent, 10 female volunteers will be used in the new study--all of them employees at the watchdog.
In previous tests, Leszczynski's group found evidence of mobile phone radiation causing cell-level changes such as shrinkage, but he said it was still impossible to say if that had significant health effects.
"Cells function in a different way when they are in the body than in laboratory surroundings. Now we want to confirm whether radiation causes cell level changes in humans as well," he said.
The results of the study are due by the end of the year, and Leszczynski's team hopes to show if radiation has any impact on the body's natural barrier that prevents toxins and other dangerous proteins that might be in the bloodstream from reaching brain cells
Some researchers suspect brain cancer has become more common as a result of cell phone use, but there is no clear evidence to support that, Leszczynski said.
"If harmful proteins get through to the brain, it could have an indirect link with cancer, but this is pure speculation," he added.
Finland, home to top global mobile maker Nokia, has one of the most mature telecom markets in the world, with almost everyone having a mobile handset.

Firefly Cellular Phone




Product description: The Firefly is a pioneering voice-only mobile phone designed for kids' smaller hands. Designed for Tweens, kids ages eight to twelve, the Firefly deliver a variety of parental controls, including the ability to pre-program outgoing numbers with a PIN and optionally only receive calls from those numbers. With just five keys instead of a regular dial pad, parents use a PIN to program up to 22 outgoing numbers into the phone, including speed-dial keys for Mom and Dad. Kids place calls by pressing the Mom, Dad or Phone Book keys, and then send. The patented phone lights up like a firefly when in use and intermittently when in standby mode

Nokia 6600 glamour models



Beautiful to use” is the new Nokia motto for 3 new models which combine exclusive design with a bundle of features: the Nokia 6600 which comes in 2 versions fold and slide, and Nokia 3600 slide.

Nokia 6600 fold






The first of the 3 is the Nokia 6600 fold, a clamshell that offers a smooth motion electromagnetic mechanism for opening the phone. The design is completed by the unusual materials used for the slick back and the high gloss front. The device is based on the Nokia Series 40 user interface and will have support for microSD memory cards with a capacity of up to 4GB and will come at an estimated price of 275 Euro before subsidies and taxes.

The QVGA 2.2 Inch display benefits of the OLED technology and the features list continues with an accelerometer that ‘brings to life’ the Nokia 6600 fold: a double tap on the Nokia 6600 slide can snooze an alert, silence or reject a call or simply wake up the hidden external 128 x 160 pixel display in order to visualize the clock

Nokia 6600 slide




Although the 6600 should have a follower, Nokia 6600 slide is not the expected Smartphone from Nokia. Instead it brings glossy surfaces and steel covers to reveal itself as an eye catching cell phone. The Nokia 6600 slide will be available in Q3 2008 with a slightly smaller price than the fold version, around 250 Euro

The new slider has the same double tap feature of the 6600 fold and is again based on the S40 user interface. The QVGA 2.2 inch display uses the TFT technology, but Nokia 6600 slide boasts a 3.2 megapixel auto focus camera.
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