Fina-finan carbon kamar graphene suna da sauƙi amma suna da ƙarfi sosai tare da kyakkyawan damar amfani, amma yana iya zama da wahala a ƙera su, yawanci suna buƙatar ma'aikata da dabarun da ke ɗaukar lokaci, kuma hanyoyin suna da tsada kuma ba sa cutar da muhalli.
Tare da samar da adadi mai yawa na graphene, domin shawo kan matsalolin da ake fuskanta wajen aiwatar da hanyoyin fitar da graphene na yanzu, masu bincike a Jami'ar Ben Gurion ta Negev a Isra'ila sun ƙirƙiro hanyar fitar da graphene mai "kore" wanda za a iya amfani da shi a fannoni daban-daban, ciki har da na'urorin gani, na'urorin lantarki, ilimin halittu da fasahar kere-kere.
Masu bincike sun yi amfani da na'urar watsawa ta injiniya don cire graphene daga ma'adinan halitta na striolite. Sun gano cewa hypophyllite na ma'adinan yana da kyakkyawan damar samar da abubuwa masu kama da graphene da graphene a masana'antu.
Yawan sinadarin carbon da ke cikin hypomphibole na iya bambanta. Dangane da yawan sinadarin carbon, hypomphibole na iya samun damar amfani da shi daban-daban. Ana iya amfani da wasu nau'ikan don halayensu na catalytic, yayin da wasu nau'ikan kuma suna da kaddarorin kashe ƙwayoyin cuta.
Sifofin tsarin hypopyroxene suna ƙayyade amfaninsu a cikin tsarin rage iskar shaka, kuma ana iya amfani da shi don samar da tanderun fashewa da kuma samar da ƙarfe mai siminti (mai yawan silicon).
Saboda halayensa na zahiri da na inji, yawansa, ƙarfinsa mai kyau da juriyar lalacewa, hypophyllite kuma yana da ikon shaye-shayen abubuwa daban-daban na halitta, don haka a zahiri ana iya amfani da shi azaman kayan tacewa. Hakanan ya nuna ikon kawar da ƙwayoyin cuta masu tsattsauran ra'ayi waɗanda zasu iya gurɓata tushen ruwa.
Hypopyroxene yana nuna ikon tsaftace ruwa daga ƙwayoyin cuta, ƙwayoyin cuta, ƙwayoyin cuta masu sauƙi da kuma algae masu launin shuɗi-kore. Saboda yawan abubuwan da ke haifar da catalytic da rage tasirinsa, ana amfani da magnesia sau da yawa azaman mai sha don maganin ruwan sharar gida.
(a) Girman X13500 da (b) Girman X35000 hoton TEM na samfurin hypophyllite da aka watsa. (c) Bakan Raman na hypophyllite da aka yi wa magani da (d) Bakan XPS na layin carbon a cikin bakan hypophyllite
Fitar da graphene
Domin shirya duwatsun don cire graphene, su biyun sun yi amfani da na'urar duba na'urar hangen nesa ta electron microscope (SEM) don duba ƙazanta na ƙarfe mai nauyi da porosity a cikin samfuran. Sun kuma yi amfani da wasu hanyoyin dakin gwaje-gwaje don duba tsarin gabaɗaya da kuma kasancewar wasu ma'adanai a cikin hypomphibole.
Bayan an kammala nazarin samfura da shirye-shiryensu, masu binciken sun sami damar cire graphene daga diorite bayan sun sarrafa samfurin daga Karelia ta hanyar injiniya ta amfani da na'urar tsabtace ultrasonic ta dijital.
Tunda ana iya sarrafa adadi mai yawa na samfura ta amfani da wannan hanyar, babu haɗarin gurɓata ta biyu, kuma ba a buƙatar hanyoyin sarrafa samfura na gaba ba.
Tunda an san siffofin graphene na musamman a cikin al'ummar bincike ta kimiyya, an ƙirƙiri hanyoyi da yawa na samarwa da haɗa sinadarai. Duk da haka, da yawa daga cikin waɗannan hanyoyin ko dai matakai ne masu matakai da yawa ko kuma suna buƙatar amfani da sinadarai da sinadarai masu ƙarfi da ke rage iskar oxygen.
Duk da cewa graphene da sauran fina-finan carbon sun nuna babban damar amfani da su kuma sun sami nasarar bincike da ci gaba, har yanzu ana ci gaba da haɓaka hanyoyin amfani da waɗannan kayan. Wani ɓangare na ƙalubalen shine a sa fitar da graphene ya zama mai araha, wanda ke nufin cewa nemo fasahar watsawa da ta dace ita ce mabuɗin.
Wannan hanyar watsawa ko haɗa abubuwa tana da wahala kuma ba ta da kyau ga muhalli, kuma ƙarfin waɗannan fasahohin na iya haifar da lahani a cikin graphene da aka samar, ta haka ne rage ingancin graphene da ake tsammani.
Amfani da na'urorin tsabtace ultrasonic a cikin hada graphene yana kawar da haɗari da kuɗaɗen da ke tattare da hanyoyin matakai da sinadarai da yawa. Amfani da wannan hanyar ga ma'adinan halitta hypophyllite ya buɗe hanya don sabuwar hanyar samar da graphene mai kyau ga muhalli.
Lokacin Saƙo: Nuwamba-04-2021
