Design and manufacturing PhD opportunities in the category Energy infrastructure and integration - Design and manufacturing. Off Novel technology to control the fire and explosion hazards of hydrogen fuel Novel cathode electrodes for PEM fuel cells Nanoscale imaging of the cathode electrodes used in PEM fuel cells Efficient PEM fuel cells for portable applications Related information PhD opportunities at Energy 2050 Find a PhD Search for PhD opportunities at Sheffield and be part of our world-leading research. Find a project or supervisor