Tag Archives: Lokki

Conclusions: Where, how and when a solar powered mobile phone works best

According to the Guinness Book of World Records, the city of Yuma in Arizona is the sunniest place on earth. Of the possible 4,456 hours of daylight each year, the sun shines in Yuma for roughly 4,174 hours, or about…

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Conclusions: A solar mobile phone’s performance is affected by lifestyle

After four months, our solar charging project has come to an end. In that time we’ve collected huge amounts of invaluable data from places as far apart as the Arctic and Kenya. We already knew that for solar charging to…

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The challenges of using a solar mobile while camping

If there’s one occasion you’d expect a solar powered phone to be useful it would be camping. To test this assumption, we gave Aino Aaltonen a Lokki prototype when she attended the world’s largest scout Jamboree in Sweden. After an…

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How a solar powered mobile phone performs in stormy weather

In his first report from his boat on the Baltic, Petteri Alinikula was enjoying great weather and fine sailing with his family. Perfect conditions for keeping Lokki, our solar powered mobile prototype, up and running. But how will Lokki and…

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How well does a solar mobile work at the end of a Lapland summer?

Summer time in Lapland is like nowhere else in the world. For a start, there are the 73 polar days, when the sun never sets.  Then there’s the average temperature that even in July is just 14°C. Add to that…

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Hiking the Arctic Highlands with a solar powered mobile

The Arctic Char is one of Norway’s most appreciated fish. Not only is it very tasty, but it’s also well known for putting up an epic struggle. It’s this combination of attributes, which made Esa Karpoff, one of our Lokki…

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Sailing the Baltic Sea with a solar powered mobile phone

If you’re into sailing, you might have recently read about the MS Tûranor, the world’s biggest solar powered boat. The name, from a language in JRR Tolkien’s Lord of the Rings, means “the Power of the Sun”. Apt when you…

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Trekking in the Arctic wilderness with a solar powered phone

With a population of just 184 000 people, or just two people per square kilometer, Finnish Lapland is one of the least densely populated places in the world. If, then, your job involves spending days in the wilderness, you want…

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Meet the man who invented Nokia’s solar mobile prototype

Solar power has fascinated some of the world’s greatest inventors for centuries. In the 1515, Leonardo De Vinci developed the first industrial use for solar energy utilising concave mirrors to heat water. Four hundred years later, Albert Einstein won his…

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Life with a solar mobile phone in the Arctic Circle: Update 2

Our solar charging tester, Ilkka Syvänperä, has now been using our prototype, Lokki, for over a month up in the Arctic Circle. Will a solar powered phone work better in a place where the sun doesn’t set? Find out in…

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