Mmepe ume dị ọcha na ume ọhụrụ bụ atụmatụ dị mkpa maka mmepe mmekọrịta ọha na eze na akụ na ụba obodo anyị.N'ọkwa niile nke teknụzụ ume ọhụrụ, nchekwa ike electrochemical nwere ọnọdụ dị oke mkpa, ọ bụkwa okwu na-ekpo ọkụ na nyocha sayensị ugbu a.Dị ka ụdị ọhụrụ nke akụkụ abụọ na-eduzi ihe nhazi, ntinye nke graphene nwere ihe dị mkpa dị mkpa na ikike mmepe dị ukwuu na mpaghara a.

Graphene bụkwa otu n'ime ihe ọhụrụ kacha emetụ n'ahụ.Ihe mejupụtara ya bụ nke nwere symmetrical abụọ, nke nwere obere ala akwu.Iji atom dị iche iche eme ihe bụ ụzọ dị mkpa iji mebie nhazi nke symmetric ma mezie njirimara anụ ahụ ya.Nitrogen atọm nwere nha nso nke carbon carbon, ọ dịkwa mfe itinye ya na lattice nke graphene.Ya mere, nitrogen doping na-arụ ọrụ dị mkpa na nyocha nke ihe graphene.Enwere ike iji dochie anya doping iji gbanwee njirimara eletrọnịkị nke graphene n'oge usoro uto.

      Graphene doped na nitrogennwere ike imeghe oghere ike ike ma mezie ụdị conductivity, gbanwee usoro eletrọnịkị, ma mee ka njupụta nke ụgbọelu na-ebufe n'efu, si otú ahụ na-emeziwanye conductivity na nkwụsi ike nke graphene.Na mgbakwunye, iwebata ihe owuwu atọ nwere nitrogen n'ime grid carbon nke graphene nwere ike ime ka saịtị ndị na-arụ ọrụ na-agbasa n'elu graphene, si otú ahụ na-eme ka mmekọrịta dị n'etiti irighiri ígwè na graphene.Ya mere, itinye nitrogen-doped graphene maka ngwaọrụ nchekwa ike nwere arụmọrụ electrochemical ka elu, a na-atụkwa anya na ọ ga-abụ ihe electrode na-arụ ọrụ dị elu.Nnyocha ndị dị adị na-egosikwa na graphene nitrogen-doped nwere ike imeziwanye njirimara ikike, ụgwọ ngwa ngwa na ike ịwepu na ndụ okirikiri nke ihe nchekwa ike, ma nwee nnukwu ikike ngwa n'ọhịa nke nchekwa ike.

 

Nitrogen-doped graphene

Nitrogen-doped graphene bụ otu n'ime ụzọ dị mkpa iji ghọta ọrụ nke graphene, ọ na-arụkwa ọrụ dị mkpa n'ịgbasa mpaghara ngwa.N-doped graphene nwere ike imeziwanye njirimara ikike, ụgwọ ngwa ngwa na ikike mwepu na ndụ okirikiri nke ihe nchekwa ike, ma nwee nnukwu ikike ngwa na sistemụ nchekwa ike kemịkalụ dị ka supercapacitors, lithium ion, lithium sọlfọ na batrị ikuku lithium.

 

Ọ bụrụ na ị nwekwara mmasị na graphene arụ ọrụ ndị ọzọ, biko egbula oge ịkpọtụrụ anyị.Hongwu Nano na-enye ọrụ nhazi ọzọ.

 


Oge nzipu: Jun-01-2021

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