Engineers across the globe have been racing to design smaller, cheaper and more efficient rechargeable batteries to meet the power storage needs of everything from handheld gadgets to electric cars.<br><br>In a paper published today in the journal Nature Nanotechnology, researchers at Stanford University report that they have taken a big step toward accomplishing what battery designers have been trying to do for decades – design a pure <a href="http://phys.org/tags/lithium/">lithium</a> anode.<br><a href="http://phys.org/news/2014-07-holy-grail-battery-stable-lithium.html"><br>READ MORE ON PHYS.ORG</a><br><br>Interconnected hollow carbon nanospheres for stable lithium metal anodes. Nature Nanotechnology. <br><a href="http://dx.doi.org/10.1038/nnano.2014.152">DOI: 10.1038/nnano.2014.152</a><br>
