Kwinkqubo yebhetri ye-lithium ye-lithium ye-lithium ye-IOIum-Ion, into ethintelayo ikakhulu kukuphumelela kombane. Ngokukodwa, ukwenziwa kwengqondo engonelanga kwezinto ezilungileyo ze-electrode Kuyimfuneko ukongeza iarhente efanelekileyo yokuphucula ukwenziwa kwento yokuphatha kunye nokwakha inethiwekhi esebenzayo ukubonelela ngesitishi esikhawulezayo se-elektroni yezothutho kwaye uqinisekisa ukuba izinto ezisebenzayo zisetyenziswe ngokupheleleyo. Ke ngoko, iarhente eqhubayo ikwindawo engenakuphikiswa kwi-Lithium ye-lithium ye-ion kwizinto ezisebenzayo.
Ukusebenza kwe-arhente yokusebenza kuxhomekeke kubungakanani obukhulu kubungakanani bezixhobo kunye nembeko apho kunxibelelana khona nezinto ezisebenzayo. I-LIIIM esetyenziselwa i-Lithium ye-Ion ye-Iyom ye-ion ye-ion ye-Iyon ineempawu ezilandelayo:
. Amasuntswana amahle, i-chain yenethiwekhi epapashiweyo, indawo enkulu yomphezulu, kunye nobunzima beyunithi, enokuba yingenelo ukwenza isakhiwo se-elektrode. Njengommeli wearhente yokuthengisa ngokwesiko, i-carbon emnyama okwangoku yeyona arhente esetyenziswa kakhulu. Ingxaki kukuba ixabiso liphezulu kwaye kunzima ukusasazeka.
(2)Igrafu: Igrafu yegrafu ibonakaliswa ngobungakanani bentreyithi kufutshane nezona zinto zilungileyo nezisebenzayo, indawo esebenzayo yomphezulu, kunye nokuqhutywa kombane okufanelekileyo. Isebenza njengendawo yenethiwekhi esebenzayo kwibhetri, kwaye kwi-electrode engalunganga, ayinakuphucula ukwenziwa, kodwa kukwangumthamo.
. Ukungancedi ukuba kunzima ukusasazeka.
(4)I-carbon natoutubs (i-cvents)Ii-Cvents ziiarhente zokuphumelela ezivele kwiminyaka yakutshanje. Ngokuqhelekileyo banobubanzi be-5nm kunye nobude be-10-20um. Abakwazi ukwenza kuphela "iingcingo" kuphela kwinethiwekhi ezisebenzayo, kodwa baneefuthe eliphindwe kabini ku-Longrode of Commate ukuhambisa iimpawu eziphezulu zabasasazi be-supercacitors. Ukuqhubela phambili kwe-hormal 'elungileyo kukwenzela ukubekwa kobushushu ngexesha lokuhlawula ibhetri kunye nokukhupha, ukunciphisa ukubekwa kwepali, ukuphucula ukusebenza kwetyhefu ephezulu kunye nokwandisa ubomi bebhetri.
Njengearhente esebenzayo, ii-CD zinokusetyenziswa ngokudibeneyo nezixhobo ezahlukeneyo ze-electrode zokuphucula amandla, ireyithi, kunye nokusebenza komjikelo wezinto zezinto / ibhetri. Izixhobo ezintle electrode ezinokusetyenziswa
Xa kuthelekiswa nezinye iiarhente eziqhelekileyo zokuphumelela, i-carbon nanobi zinezibonelelo ezininzi njengeearhente ezinomdla nezingalunganga ze-lithium ion. I-carbon nanobi inombane oPhezulu. Ukongeza, iisenti zinomlinganiso omkhulu, kunye nexabiso lokudibanisa elisezantsi linokufikelela kumda we-PERCOAT Kuba i-carbon natoutubs inokwenza inethiwekhi esebenzayo ye-Eletron Tranron Translation efana ne-sperical artical inokuthi ifezekiswe nge-0,2 ye-WT kuphela ye-SWCNS.
(5)IgrapheneLuhlobo olutsha lwezinto eziguquguqukayo zekharbon eziguquguqukayo ezimbini zekhabhoni kunye nokuphumelela kombane kunye nokuphumeza kwe-shirmal. Isakhiwo sivumela ukubambelela i-Graphene ukuba ilandele amasuntswana asebenzayo ngezinto ezisebenzayo, kwaye unike inani elikhulu leendawo ezisebenzayo ze-electrone kunye ne-Electrode Elephant Yiyo loo nto ithathelwa ingqalelo njenge-arhente yokusebenza efanelekileyo okwangoku.
Ikharbon emnyama kunye nezinto ezisebenzayo zinokunxibelelana, kwaye zinokungena kumasuntswana ezinto ezisebenzayo zokwenza umyinge wokusetyenziswa kwezinto ezisebenzayo. I-carbon nanobs ikumgca wokudibana, kwaye inokuthi ingene phakathi kwezinto ezisebenzayo zenethiwekhi, ezingaphezulu kwe-raphenes, kwaye inakho ukwenziwa njengeyona nto ibalulekileyo, kodwa kunzima ukuyigubungela ngokupheleleyo into esebenzayo. Nokuba inani le-Graphene elongeziweyo lisanda ngokuqhubekayo, kunzima ukusebenzisa izixhobo ezisebenzayo, kwaye ihlukumeza i-Ions kwaye iwohlutha umsebenzi we-electrode. Ke ngoko, ezi zixhobo zintathu zinendlela elungileyo yokucebisa. Ukuxuba ikharbon emnyama okanye i-carbon natbob i-natorubis enomsindo wokwakha inethiwekhi epheleleyo epheleleyo inokuphucula ukusebenza kwe-electrode.
Ukongeza, ngokwembono ye-raphene, ukusebenza kweGraine eyahlukileyo kwiindlela ezahlukeneyo zokulungiselela, kwinqanaba lokunciphisa, ubungakanani bephepha lomnyama, ububanzi be-corbon black, ubukhulu bemifanekiso Phakathi kwabo, kuba umsebenzi wearhente esebenzayo kukwakha inethiwekhi esebenzayo ye-elektroni ezothutho, ukuba iarhente esebenzayo ayinasasaza, kunzima ukwakha inethiwekhi esebenzayo. Xa kuthelekiswa ne-carbon ye-carbon emnyama eMnyama, igraphene inendawo ethile yomphezulu we-Ultra, kwaye i-π-π ye-π-π ivumela ukuba kube lula ukuvusa kwizicelo ezisebenzayo. Ke ngoko, indlela yokwenza igraphene yenkqubo yokusasazeka kwaye isebenzise ngokupheleleyo intsebenzo ebalaseleyo yingxaki ephambili ekufuneka isonjululwe kwigraphene.
Ixesha leposi: NgoDE-18 ukuya kwi-2020