%0 Journal Article %T Nano-electrocatalystmaterialsforlowtemperaturefuelcells:Areview %A K. Vignarooban %A J. Lin %A A. Arvay %A S. Kolli %A I. Kruusenberg %A K. Tammeveski %A L. Munukutla %A A. M. Kannan %J ´ß»¯Ñ§±¨ %P 458-472 %D 2015 %R 10.1016/S1872-2067(14)60175-3 %X £¿Lowtemperaturefuelcellsareanattractivetechnologyfortransportationandresidentialapplicationsduetotheirquickstartupandshutdowncapabilities.Thisreviewanalyzedthecurrentstatusofnanocatalystsforprotonexchangemembranefuelcellsandalkalinemembranefuelcells.Thepreparationprocessinfluencestheperformanceofthenanocatalyst.Severalsynthesismethodsarecoveredfornobleandnon-noblemetalcatalystsonvariouscatalystsupportsincludingcarbonnanotubes,carbonnanofibers,nanowires,andgraphenes.Exsituandinsitucharacterizationmethodslikescanningelectronmicroscopy,transmissionelectronmicroscopy,X-rayphotoelectronspectroscopyandfuelcelltestingofthenanocatalystsonvarioussupportsforbothprotonexchangeandalkalinemembranefuelcellsarediscussed.Theaccelerateddurabilityestimateofthenanocatalysts,predictedbymeasuringchangesintheelectrochemicallyactivesurfaceareausingavoltagecyclingmethod,isconsideredoneofthemostreliableandvaluablemethodforestablishingdurability. %K Nanocatalyst %K Synthesismethod %K Catalystsupportmaterial %K Lowtemperaturefuelcells %U http://www.chxb.cn/CN/abstract/abstract21433.shtml