Graphite saniyalenba-: Foroko tɛ tugun. A bɛ Baara Kɛ Tiɲɛ na!

Ka kɛ sugandili ɲininen-kɔrɔlen ye baarakɛyɔrɔ la min ka bon-sanfɛ, grafite saniyalenba- fanga tɛ se ka dɔgɔya. Ni a yɛrɛ-tulubɔcogo ɲuman, a fanga ka bon, a bɛ se ka kuran ta ka ɲɛ, a bɛ se ka asidi ni alkali kɛlɛ, a bɛ se ka sɔgɔsɔgɔ, a bɛ se ka funteni caman kɛlɛ, a bɛ se ka faranfasi cogo fitinin, a ka kemikɛli sabatili ɲuman, a ka sigicogo ɲuman, ani a jɔcogo kelen ani a ka bon, a b’a yɛrɛ sigi kosɛbɛ iziniw kɔnɔ i n’a fɔ kuran, nɛgɛko, jamana lakanani ani sanfɛla, fanga, ani kemikɛli injiniyɛri. Ka fara o kan, a jɔyɔrɔba bɛ baarabolow la minnu bɛ ka bonya i n’a fɔ semikɔndukiri sabanan-sɔn, nukliyɛri izini, ani fototalan, wa a bɛ se ka jate "fɛnba" ye fɛɛrɛko yiriwali la.

Grafite saniyalenba-se bɛ se ka tila ka kɛ grafite saniyalenba-saniyalen nafama ye ani grafite saniyalenba-saniyalen dilannen ye ka da fɛnɲɛnamafagalanw ni labɛnni fɛɛrɛw kan. Grafite naturelle saniyalenba-baara bɛ kɛ kosɛbɛ baara suguya caman na k’a sababu kɛ a ka kuran tacogo ɲuman ye ani a ka funteni-taamacogo ɲuman, i n’a fɔ fɛnw na minnu tɛ se ka wuli, fɛn minnu bɛ nɔgɔ kɛlɛ, karɔbɔni elekitorodew, jenitɛriw, tulumafɛnw, ani lakanafɛnw na nukliyɛri baarakɛyɔrɔw la. Faan wɛrɛ fɛ, grafite saniyalenba min dilannen don, o bɛ kɛ anode tobilen ɲɛfɛ, grafite kɛrɛnkɛrɛnnen, ani nukliyɛri baarakɛyɔrɔw la k’a sababu kɛ a cogoya kelen ye ani a fɛnɲɛnamafagalanw hakɛ tilatilali.

Grafiti saniyalenba-mabɔli ka bɔ grafite nafama na, a ka c’a la, o bɛ kɛ fɔlɔ ka baara kɛ ni jibɔcogo ye walasa ka grafite sɛnɛfɛn saniya a daminɛ na, o kɔfɛ, ka baara kɛ ni alkali-asidi fɛɛrɛ ye walima fluoride idɔrɔzi fɛɛrɛ ye walasa ka jisumalan saniyalen saniya ka taa a fɛ, ani laban na, ka grafite saniyalenba-grafiti saniyalenw sɔrɔ ni funteni caman-fɛɛrɛw ye walima ni kulorini ye minnu ka funteni ka bon fɛɛrɛw. Nka, grafite saniyalenba-saniyalen dilannen bɛ sɔrɔ caman na ni fɛnɲɛnamafagalanw dilanni ye a daminɛ na, ka sɔrɔ k’u bila foro kɛrɛnkɛrɛnnen dɔ kɔnɔ min dilannen don kɛrɛnkɛrɛnnenya la, funteni caman -funteni-falen-falen foroko kɔnɔ walasa ka grafite kɛ ani ka saniya. O kɛcogo kunba ye ka foro funteni camanba kɛ ka petoroli coke ni asphalt coke kɛ grafiti ye, ka halojeni gaziw don a kɔnɔ walasa u ka kɛ ni nɔgɔw ye, ka kɛ sababu ye u ka kɛ lafiɲɛbɔ ye ani ka wuli, o la, grafite saniyalenba bɛ sɔrɔ.

A kɛra grafite naturelle saniyalenba-saniyalenba dilanni ye wo, walima graphite artificiel saniyalenba-saniyalenba dilanni ye wo, wajibi gɛlɛnw bɛ kɛ fɛnɲɛnamafagalanw jogo kan. Walasa ka grafite saniyalenba-ɲiniw sɔrɔ ka bɔ grafite nafama na, funteni caman-fɛɛrɛ dɔrɔn de bɛ se ka sɛnɛfɛnw dilanni magow ɲɛ. Nka, funteni caman-fɛɛrɛ bɛ fanga caman ta ani a mago bɛ minɛnw na kosɛbɛ, o la, wajibi dɔw fana b’a la fɛnɲɛnamafagalanw ka ɲumanya kan. A ka c’a la, a bɛ baara kɛ ni grafite fɛnw ye minnu saniyalen don 99% ye minnu bɛ sɔrɔ saniya fɛɛrɛ wɛrɛw fɛ saniya kama, a laban na, a bɛ se grafite saniyalenba 99,99% ɲinini ma. Ni grafite saniyalenba dilannen ye, petoroli coke ni asfalt coke min ka ɲi kosɛbɛ, olu ka teli ka sugandi walasa ka dilan. Petroli coke bɔgɔ hakɛ ka kan ka dɔgɔya ni 0,5% ye, wa a ka c’a la, petoroli coke min ka dɔgɔn-sulfur dɔrɔn de bɛ kɛ ka a dilan. O la, petoroli kɔki kisɛ hakɛ bɛ 0,5% duguma.

Industri minnu bɛ baara kɛ ni grafite saniyalenba-nan ye i n’a fɔ fɛn fɔlɔw, olu sinsinnen bɛ kosɛbɛ seko ni dɔnko baaradaw kan i n’a fɔ semikɔndukirifɛnw, fotovoltaiki, grafite, ani nukliyɛri grafite.

Sabanan-sɛnɛfɛnw semikɔndukirifɛnw

  Semikɔndukiri baara la, grafite fɛnw bɛ kɛ ka caya funteni furakɛli minɛnw na minnu ka funteni ka bon i n’a fɔ kristalɛ falen forow, karɔbɔli forow, ani grafite forow. Grafiti saniyalenba-fɛn minnu bɛ kɛ siliyɔmu karɔbɔli semikɔndukiri bɔnsɔn sabanan-nan na, olu ye grafite kurukuruw ye minnu bɛ kɛ ka kristalɛw falen, grafite sumalanw, ani grafite mugu, a ɲɔgɔnnaw O fɛnw saniyali jɔyɔrɔ ka bon kosɛbɛ siliyɔmu karɔbidi kristalɛw ka ɲumanya la.

Sisan, baarakɛda fanba bɛ baara kɛ ni farikolo lafiɲɛbɔ fɛɛrɛ ye n’u bɛ siliyɔmu karidi kristalɛ kelenw dilan. O fɛɛrɛ in na, siliyɔmu karibi mugu bɛ bila grafite bɔgɔdaga jukɔrɔ, ka siliyɔmu karɔbidi kisɛ kristalɛ bila grafite bɔgɔdaga sanfɛ. O kɔ, grafite bɔgɔdaga bɛ sumaya fo siliyɔmu karɔti ka se a ka sublimation funteni ma. O kɔfɛ, siliyɔmu karibi mugu bɛ tiɲɛ dɔɔni dɔɔni ka kɛ gazi ye i n’a fɔ Si lafiɲɛbɔ, Si2C ani SiC2. O fɛnw bɛna sublimate dɔɔnin dɔɔnin ka taa bɔgɔdaga sanfɛ aksidan funteni jiginni jukɔrɔ ani ka ɲɔgɔn sɔrɔ SiC kisɛ kristalɛ sanfɛla la bɔgɔdaga sanfɛ, o la, siliyɔmu karɔbidi kristalɛ kelenw bɛ sɔrɔ.

Nukilila grafite (grafite nucléaire).

   Nukilila-grade high-saniya grafite ye fɛn ye min bɛ kɛ ka caya nukliyɛri fanga injiniyɛri la. Nukilila-grade grafite fɛnw bɛ kɛ ka kɛɲɛ ni

gazi funteni caman-nɛnɛmafɛnw, i n’a fɔ tubabukanw, sɛnɛfɛnw, ani dɛmɛnanw.

Nukilila-grafiti ka kan ka kɛ grafite saniyalenba ye. Grafite saniyalenba-bɔgɔ bɛ kɛ kɛrɛnkɛrɛnnenya la aggregats, binders ani impregnating agents ye. Agregatw bɛ kɛ kɛrɛnkɛrɛnnenya la petoroli coke ni asphalt coke ye min bɛ i n’a fɔ pikirijikɛlan-. Nukilila-grade high-saniya grafite bɛ ni wajibi gɛlɛnw ye kosɛbɛ walasa ka fɛnɲɛnɛmaw kɔlɔsi. Ni fiɲɛ tɛ don a la, a bɛ kɛ ni funteni caman ye waati jan kɔnɔ walasa ka saniya, ka nɔgɔw bɔ yen ani ka fɛn fitininw kɔnɔfɛnw dɔgɔya i n’a fɔ halojeniw ani nɛgɛ minnu bɛ wuli ka dɔgɔn-. Nukilila-grade high-grafite saniyalenba ka karɔbɔni-moli bɛ isostatic pressing process ta. O fɛn bɛ bila farikolo-minɛn dɔ kɔnɔ min bɛ se ka wuli, ka a datugu kosɛbɛ, o kɔfɛ, fiɲɛ bɛ bɔ walasa ka sigida la min tɛ fɛn ye. Moulu bɛ bila isostatic hydraulique silinda kɔnɔ, ani isotrope jilama bɛ o degun kelen kɛ moulu kan, ka degun lase ka taa carbone ma, o bɛ kɛ sababu ye ka fɛnɲɛnamafagalan kɛ denso ye.

Fɔtovoltaiki foro (Fotovoltaïque) foro

Fɔtovoltaiki baara la, kɛrɛnkɛrɛnnenya la, i n’a fɔ tile selilɛriw ka elekitorode fɛn, grafite bɛ baara kɛ kosɛbɛ. A ka 'sènbɔli ɲuman n'a ka kemikaliya sabatili b'a Kɛ fɛn ɲuman ye min bɛ Kɛ ka tile-seliw ka 'elektɔriw Bɔ. Ka fara o kan, pull-suguya siliyɔmu kristalɛ kelen falen foro ye minɛnba ye min bɛ kɛ ka siliyɔmu kristalɛ kelen fɛnw labɛn. Kristali kelen foro tasumabɔlan bɛ kɛ kɛrɛnkɛrɛnnenya la grafite sofaw saniyalenba-nanw na, kuransi bɔgɔlanw, grafite bɔgɔlanw, ani fɛnw tangalanw, a ɲɔgɔnnaw Ni kuran tilennen donna grafite sofalan na, funteni sɔrɔyɔrɔ bɛ di walasa ka siliyɔmu polikirisitalini fɛnɲɛnamafagalanw wuli. Sofalan fanga bɛ se ka ladilan ni kuran sɛnɛyɔrɔ ka tension walima current ye. Funteni min bɛ Bɔ sofa la, o bɛ Lajɔ ni fɛnɲɛnamafagalan ye, o min bɛ Se ka Kɛ funteni-yɔrɔ lamini ye min bɛnnen dòn siliyɔmu kristalɛ kelenw falenni ma.

Graphene (Graphene) ye

Graphene ye nanomateriel finman ye sisan diɲɛ kɔnɔ, a bɛ ni kemikaliya sabatili ni funteni sabatili ye kosɛbɛ, ka fara masin ni kuran nafa ɲumanw kan. A bɛ ni baarakɛcogo caman ye. Fɛn fɔlɔ min bɛ kɛ ka grafɛnɛ labɛn, o ye grafite saniyalenba ye.

Dɔ wɛrɛw

    Fɛnɲɛnɛma-yɔrɔ min ka gɛlɛn kosɛbɛ, grafite saniyalenba-la bɛ baara kɛ hali bi kosɛbɛ cogo kɛrɛnkɛrɛnnen na. A bɛ kɛ misiriw ka motɛri kɔw ka nozzle throat liners kɔnɔ, atomi reactorw ka niutron moderator, misiriw ka funteni-minɛnw ni funteni{2}}resistant fɛnw na, ani hali arajo jɛgɛncogo ni conductive structurel materials (conductive structurel materials) sateliti dilannenw kan, olu bɛɛ bɛ graphite saniyalenba sɔrɔli jira.