In 2008 I bought my first hybrid—a used Toyota Prius. I drove more than 400 miles a week for my job, so I welcomed its 43 mpg overall fuel economy. I also loved its geeky charm and rock-solid ...

NanoElectrochemistry Laboratory, Department of Chemical Engineering, National Taiwan University of Science and Technology, Taipei 10607, Taiwan Faculty of Chemical and Food Engineering, Bahir Dar ...