All items tagged with Solar Energy and solar (115)

10-02-2016 | The German company Heliatek has developed new OPV multi-junction solar cells with an efficiency of 13.2%. This is a world record for organic...

9-02-2016 | MIT startup, Ubiquitous Energy, has created a transparent coating that transforms surfaces into solar panels.

25-11-2015 | In recent years, solar-powered electricity in Germany and the U.S. state of California has surged to the point of providing an affordable so...

3-10-2015 | Solar cells traditionally use photovoltaic effects to convert sunlight to electrical energy but what if antennae could be made small enough...

16-07-2015 | During the most recent leg of its circumnavigation of the globe the solar powered Solar Impulse 2 suffered what was termed "irreversible" ba...

1-07-2015 | This circuit exploits the unique ability of the LTC3129 and LTC3129-1 to start up and operate from an input power source as “weak” as 7.5 µW...

6-06-2015 | MPPT – Maximum Power Point Tracker

20-08-2014 | This little idea came about when I was thinking about an accurate way to constantly measure the voltage of each battery in my solar battery...

1-07-2014 | The author designed this tester for IR-remote controls as an excuse to experiment with a GoldCap. Of course there are simpler ways to test a...

26-06-2014 | Over 90 % of the worlds solar cells are made from silicon but they are not particularly efficient at converting light to energy. They are ma...