Ukuthuthukiswa kwamandla ahlanzekile futhi avuselelekayo kuyicebo elikhulu lokuthuthuka kwezwe lethu lezenhlalo nakwezomnotho. Kuwo wonke amazinga wobuchwepheshe obusha wamandla, isitoreji samandla e-electrochemical sinesikhundla esibaluleke kakhulu, futhi futhi kuyinkinga eshisayo ngocwaningo lwamanje lwesayensi. Njengohlobo olusha lwesakhiwo sesakhiwo esinezinhlangothi ezimbili, ukusetshenziswa kwe-grapheene kubaluleke kakhulu kanye nenqubo enkulu yentuthuko kule nkambu.
I-Graphene nayo ingenye yezinto ezintsha ezikhathazeke kakhulu. Isakhiwo saso sakhiwa ngama-symmetrical amabili, ama-sub-amaatices ahlanganisiwe. I-Doping enama-athomu we-heterogeneous yindlela ebalulekile yokuphula isakhiwo se-symmetric futhi aguqule izakhiwo zawo ezibonakalayo. Ama-athomu we-nitrogen anosayizi osondelene ne-carbon athomu futhi kulula kakhulu ukuthi kudonswe ethangeni le-grapheene. Ngakho-ke, i-nitrogen doping idlala indima ebalulekile ocwaningweni lwezinto zokwakha ze-graphe. Ukufakwa esikhundleni kwe-doping kungasetshenziswa ukushintsha izakhiwo ze-elekthronikhi ze-grapheene ngesikhathi senqubo yokukhula.
I-Graphene Droped ne-nitrogenUngavula igebe le-band ye-Energy futhi ulungise uhlobo lokuziphatha, shintsha isakhiwo se-elekthronikhi, bese ukhuphula amandla wenethiwekhi yamahhala, ngaleyo ndlela uthuthukise ukusebenza nokuqina kwe-grauty. Ngaphezu kwalokho, ukwethulwa kwezakhiwo ze-NItrogen-eziqukethe i-athomu ku-carbon grid ye-graphene kungakhuphula amasayithi asebenzayo adidered ebusweni be-graphe kanye ne-graphe. Ngakho-ke, ukusetshenziswa kwe-nitrogen-doped graphene yamadivayisi esitoreji samandla anokusebenza okuphezulu kwe-electrochemical, futhi kulindeleke ukuthi kube yinto esebenza nge-electrode. Ucwaningo olukhona lukhombisa nokuthi i-graphene ye-nitrogen-doped ingathuthukisa kakhulu izici zamandla, ukushaja okusheshayo kanye nokuphuma kwempilo kanye nokujikeleza impilo yezinto zokugcina amandla, futhi inekhono elikhulu lesitoreji samandla.
I-Graph-doped graphene ingenye yezindlela ezibalulekile zokubona ukusebenza kwe-grapheeni, futhi idlala indima ebalulekile ekwandiseni izinkambu zohlelo lokusebenza. I-Graphene ye-N-DEPED ingathuthukisa kakhulu izici zamandla, ukushaja okusheshayo kanye nokuphuma kwempilo kanye nempilo yomjikelezo wezinto zokugcina amandla, futhi inethuba lokugcina amandla ama-supercapacitors, ama-lithium ion, amabhethri e-lithium sulfur nama-lithium air amabhethri.
Uma unesifiso namanye we-graphe lenziwa kahle, sicela ungangabazi ukuxhumana nathi. Ukuqhubeka kwensiza yokwenza ngokwezifiso kunikezwa nguHongwe Nano.
Isikhathi sePosi: Jun-01-2021