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I-graphene + ibhetri ye-lithium ≠ ibhetri yegraphene

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Iindaba eziPhambili

I-graphene + ibhetri ye-lithium ≠ ibhetri yegraphene

2024-06-17

Abantu abahlala bethetha ngeebhetri zegraphene abalunganga.

Njenge-carbon nanomaterial, indima yegraphene kwiibhetri ze-lithium ayigqithisi umda wezinto ezisetyenziswa ngoku eziqhelekileyo zekhabhoni.

I-graphene + ibhetri ye-lithium ≠ ibhetri yegraphene

Njengoko sisazi, iibhetri ze-lithium zenziwe ngezinto ezine eziphambili: i-electrode efanelekileyo, i-electrode engalunganga, i-diaphragm, kunye ne-electrolyte. Eyona nto isetyenziswayo ngoku ye-electrode negative yigraphite. Igraphene yikristale enamacala amabini enobukhulu beathom enye kuphela (0.35 nanometers) exotyulwa kwigraphite kwaye yenziwe ziiathom zekhabhoni. Inomsebenzi ongcono kunegraphite, kwaye ine-conductivity eyomeleleyo kakhulu, amandla aphezulu, ukuqina okuphezulu, kunye nokuhanjiswa kwe-thermal ephezulu. Kwaziwa ngokuba "ngukumkani wezinto ezintsha." Abantu banethemba lokuba iya kuthatha indawo yegraphite njenge-electrode engalunganga yebhetri, okanye isetyenziswe kwezinye izinto eziphambili zeebhetri ze-lithium, ukwenzela ukwandisa kakhulu ubuninzi bamandla kunye nokuxinana kwamandla ebhetri ye-lithium.

Okwangoku, abantu abaninzi babiza iibhetri eziqulethe izinto zegraphene "iibhetri zegraphene." "Enyanisweni, ukubiza ezi bhetri zegraphene azikho zesayensi kwaye zingqongqo, kwaye le ngcamango ayihambelani nemigaqo yokuqamba igama leshishini kwaye ayisosivumelwano soshishino." UYang Quanhong, isifundiswa soMlambo waseYangtze kwiSebe lezeMfundo, ophumelele iNgxowa-mali yeSizwe eBalaseleyo yeNzululwazi yoLutsha, kunye nonjingalwazi kwiSikolo soBunjineli beMichiza kwiYunivesithi yaseTianjin, wachaza kudliwano-ndlebe neSayensi neTekhnoloji yeDaily ukuba igraphene ibonisile. amandla amakhulu okusebenza kwiibhetri ze-lithium ngenxa yeempawu zayo ezikhethekileyo zomzimba kunye neekhemikhali.Nangona kunjalo, njenge-carbon nanomaterial, i-graphene ayigqithisi umda wezinto zekhabhoni ezisetyenziswa ngoku kwiibhetri ze-lithium. Nangona kukho iingxelo ezininzi kumaphepha enzululwazi kunye neemveliso zenkampani malunga negraphene yokuphucula ukusebenza kweebhetri ze-lithium, indlela yayo yokugcina amandla engundoqo ayitshintshanga ngenxa yokongezwa kwegraphene, ngoko akufanelekanga ukubiza iibhetri ze-lithium nge-graphene graphene iibhetri ezongezelelweyo.