Chimiro uye pamusoro morphology yeakawedzera graphite

Yakawedzerwa graphite imhando yeyakasununguka uye ine porous worm-sechinhu chinowanikwa kubva kune yakasikwa flake graphite kuburikidza nekupindirana, kuwacha, kuomesa uye kuwedzera-tembiricha yekuwedzera. Iyo yakasununguka uye ine porous granular nyowani kabhoni zvinhu. Nekuda kwekuiswa kweiyo intercalation agent, graphite body ine hunhu hwekupisa kupisa uye conductivity yemagetsi, uye inoshandiswa zvakanyanya mukuisa chisimbiso, kuchengetedza kwezvakatipoteredza, murazvo wemoto uye zvinhu zvinopisa moto nezvimwe minda. Inotevera mupepeti weFuruite Graphite inosuma chimiro uye pamusoro morphology yeakawedzera graphite:

isu

Mumakore achangopfuura, vanhu vanonyanya kutarisisa kusvibiswa kwezvakatipoteredza, uye zvigadzirwa zvegraphite zvakagadzirirwa ne electrochemical nzira zvine zvakanakira kusvibiswa kushoma kwezvakatipoteredza, kuderera kwesarufa uye mutengo wakaderera. Kana iyo electrolyte isina kusvibiswa, inogona kushandiswa zvakare, saka yakwezva kutarisisa kukuru. Iyo yakasanganiswa mhinduro yephosphoric acid uye sulfuric acid yakashandiswa se electrolyte kuderedza kuwanda kweasidhi, uye kuwedzerwa kwephosphoric acid kwakawedzerawo kupikisa kweoxidation yekuwedzera graphite. Iyo yakagadziridzwa yakawedzera graphite ine yakanaka murazvo retardant mhedzisiro kana ichishandiswa seyekupisa yekupisa uye zvinhu zvisingapindire moto.

Iyo micro-morphology yeflake graphite, inowedzera graphite uye yakawedzera graphite yakaonekwa uye yakaongororwa neSEM. Pakupisa kwepamusoro, iyo interlayer makomisheni mugirafu inowedzerwa inoora kuti ibudise zvinhu zvine gasi, uye kuwedzera kwegasi kunoburitsa simba rakasimba rekutyaira kuti riwedzere girafu richitevedza gwara reC axis kuti riite yakawedzera graphite muchimiro chehonye. Nokudaro, nekuda kwekuwedzera, iyo chaiyo nzvimbo ye graphite yakawedzerwa inowedzera, kune dzakawanda nhengo-yakafanana pores pakati pe lamellae, chimiro che lamellar chinoramba chiripo, simba re van der Waals pakati pezvikamu zvinoparadzwa, kupindirana kwezvikamu zvakakwana. yakawedzerwa, uye nzvimbo iri pakati pezvikamu zvegraphite inowedzera.


Nguva yekutumira: Mar-10-2023