Selelekela sa sehlahisoa le ts'ebeliso ea carbide e ntšo ea silicon
Carbide e ntšo ea silicon(e khutsufalitsoeng e le black silicon carbide) ke thepa ea maiketsetso e seng ea tšepe e entsoeng ka lehlabathe la quartz le petroleum coke e le thepa ea mantlha e tala 'me e qhibilihisoa mochesong o phahameng ka sebōping sa khanyetso. E na le ponahalo e ntšo-bohlooho kapa e ntšo e lefifi, thata haholo, conductivity e ntle ea mocheso le botsitso ba lik'hemik'hale. Ke thepa e ntle ea indasteri e tala 'me e sebelisoa haholo ho li-abrasives, thepa e hanyetsang, metallurgy, ceramics, elektroniki le masimo a mang.
Ⅰ. Litšobotsi tsa tshebetso ea carbide e ntšo ea silicon
Boima ba Mohs bakhabide e ntšo ea silicone phahame ho fihla ho 9.2, e latela daemane le nitride ea cubic boron, 'me e na le khanyetso e matla haholo ea ho tsofala le khanyetso ea tšusumetso. Sebaka sa eona sa ho qhibiliha se ka ba 2700°C, 'me e ka boloka botsitso ba sebopeho libakeng tse nang le mocheso o phahameng 'me ha ho bonolo ho bolla kapa ho se fetola sebopeho. Ho phaella moo, e na le conductivity e ntle ea mocheso le coefficient e tlase ea katoloso ea mocheso, 'me e ntse e bontša botsitso bo botle ba ho tšoha ha mocheso tlas'a maemo a mocheso o phahameng le khatello e phahameng.
Ha ho tluoa tabeng ea thepa ea lik'hemik'hale, carbide e ntšo ea silicon e na le khanyetso e ntle ea mafome ho li-acid le li-alkali, 'me e loketse haholo bakeng sa tšebeliso ea indasteri libakeng tse thata. Ho khanna ha eona ka matla ho boetse ho e etsa thepa e 'ngoe bakeng sa thepa e itseng ea ho futhumatsa motlakase le masimo a semiconductor.
Ⅱ. Mefuta ea sehlahisoa se seholo le litlhaloso
Carbide e ntšo ea silicon e ka etsoa ka mefuta e fapaneng ho latela boholo le ts'ebeliso e fapaneng ea likaroloana:
Thepa ea liboloko: likristale tse kholo ka mor'a ho qhibilihisa, tse atisang ho sebelisoa bakeng sa ho sebetsana hape kapa e le lintho tse tlatsetsang tsa tšepe;
Lehlabathe le nang le di-granular (lehlabathe la F/lehlabathe la P): le sebelisetsoa ho etsa mabili a silang, li-abrasives tsa ho qhaqha lehlabathe, pampiri ea ho sanda, jj.;
Phofo e nyane (letoto la W, D): e sebelisetsoa ho sila ka nepo, ho bentša, ho sila ka letsopa, jj.;
Phofo e nyane ea boemo bo holimo: e sebelisetsoang li-ceramic tsa elektroniki tsa maemo a holimo, thepa e kopaneng ea ho tsamaisa mocheso, jj.
Boholo ba dikarolwana bo tloha ho F16 ho isa ho F1200, mme boholo ba dikarolwana tsa phofo e nyane bo ka fihla boemong ba nanometer, e ka etswang ho latela ditlhoko tsa tekheniki tsa masimo a fapaneng a tshebediso.
Ⅲ. Libaka tse ka sehloohong tsa kopo ea carbide e ntšo ea silicon
1. Lisebelisoa tsa ho sila le tsa ho qhaqha
Li-abrasives ke libaka tsa setso le tse sebelisoang haholo tsa carbide e ntšo ea silicon. E sebelisa monyetla oa ho thatafala ha eona le thepa ea eona ea ho itlhokomela, carbide e ntšo ea silicon e ka sebelisoa ho etsa lihlahisoa tse fapaneng tsa ho khohlela, tse kang mabili a ho sila, li-disc tsa ho seha, sandpaper, lihlooho tsa ho sila, li-paste tsa ho sila, jj., tse loketseng ho sila le ho sebetsana le thepa e kang tšepe e sitsitsoeng, tšepe, litšepe tse seng tsa ferrous, li-ceramic, khalase, quartz le lihlahisoa tsa samente.
Melemo ea eona ke lebelo le potlakileng la ho sila, ha ho bonolo ho e thibela, le bokhoni bo phahameng ba ho e sebetsana. E sebelisoa haholo ts'ebetsong ea tšepe, tlhahiso ea mechini, mekhabiso ea meaho le liindasteri tse ling.
2. Lisebelisoa tse halefisang
Ka lebaka la botsitso ba eona ba mocheso o phahameng le ho hanyetsa mafome, carbide e ntšo ea silicon e sebelisoa haholo lefapheng la thepa e hanyetsang mocheso o phahameng. E ka etsoa ka litene tsa silicon carbide, li-lining tsa onto, li-crucibles, li-tubes tsa tšireletso ea thermocouple, lisebelisoa tsa onto, li-nozzle, litene tsa tuyere, jj., 'me e sebelisoa haholo liindastering tsa mocheso o phahameng tse kang metallurgy, litšepe tse se nang ferrous, motlakase, khalase, samente, jj., ho eketsa bophelo ba lisebelisoa le ho ntlafatsa polokeho ea ts'ebetso.
Ho phaella moo, thepa ea silicon carbide e na le thepa e ntle ea antioxidant maemong a leholimo a nang le oxidizing a mocheso o phahameng 'me e loketse ho sebelisoa likarolong tsa bohlokoa tsa lionto tse chesang tsa ho phatloha, lionto tse phatlohang le lisebelisoa tse ling.
3. Indasteri ea tšepe
Lits'ebetsong tsa tšepe tse kang ho etsa tšepe le ho lahla, carbide e ntšo ea silicon e ka sebelisoa e le deoxidizer, sesebelisoa sa ho futhumatsa le recarburizer. Ka lebaka la dikahare tsa eona tse phahameng tsa khabone le ho lokolloa ha mocheso ka potlako, e ka ntlafatsa katleho ea ho qhibilihisa le ho ntlafatsa boleng ba tšepe e qhibilihisitsoeng. Ka nako e ts'oanang, e ka boela ea fokotsa dikahare tsa ho se hloeke ts'ebetsong ea ho qhibilihisa 'me ea bapala karolo ho hloekiseng tšepe e qhibilihisitsoeng.
Lifeme tse ling tsa tšepe li boetse li eketsa karolo e itseng ea silicon carbide ho lokisa motsoako oa ho qhibilihisa tšepe e entsoeng ka tšepe le tšepe e entsoeng ka tšepe e ductile ho boloka litšenyehelo le ho ntlafatsa ts'ebetso ea ho qhibilihisa.
4. Lisebelisoa tsa letsopa le tsa elektroniki
Carbide e ntšo ea silicon le eona ke thepa ea bohlokoa bakeng sa li-ceramic tse sebetsang. E ka sebelisoa ho lokisa li-ceramic tsa sebopeho, li-ceramic tse sa tsofaleng, li-ceramic tse tsamaisang mocheso, jj., 'me e na le menyetla e mengata masimong a lisebelisoa tsa elektroniki, indasteri ea lik'hemik'hale, mechini, jj. E na le conductivity e ntle ea mocheso, e nang le conductivity ea mocheso ea ho fihlela ho 120 W/m·K, 'me hangata e sebelisoa lisebelisoa tsa ho qhala mocheso tse tsamaisang mocheso, lisebelisoa tsa sebopeho sa mocheso le likarolo tsa ho qhala mocheso tsa LED.
Ho phaella moo, silicon carbide e se e kene butle-butle lefapheng la di-semiconductor tsa matla mme e fetohile thepa ya motheo bakeng sa disebediswa tse nang le mocheso o phahameng le motlakase o phahameng. Le hoja bohloeki ba silicon carbide e ntšo bo le tlase hanyane ho feta ba silicon carbide e tala, e boetse e sebediswa dihlahisweng tse ding tsa elektroniki tse nang le motlakase o mahareng le o tlase.
5. Liindasteri tsa photovoltaic le tsa eneji e ncha
Phofo ea carbide e ntšo ea silicon e sebelisoa haholo ho seheng li-wafer tsa silicon indastering ea photovoltaic. Kaha e na le thuso ea ho khohlela ts'ebetsong ea ho seha terata ea daemane, e na le melemo ea ho ba thata haholo, e matla.ho sehamatla, tahlehelo e tlase, le bokaholimo bo boreleli ba ho seha, e leng se thusang ho ntlafatsa bokgoni ba ho seha le tlhahiso ea li-wafer tsa silicon le ho fokotsa sekhahla sa tahlehelo ea li-wafer le litšenyehelo tsa tlhahiso.
Ka ntshetsopele e tswelang pele ya matla a matjha le mahlale a matjha a thepa, silicon carbide e ntse e ntshetswa pele bakeng sa masimo a matjha a kang di-additives tsa lithium battery negative electrode le dijari tsa ceramic membrane.
Ⅳ. Kakaretso le Pono
Carbide e ntšo ea silicon e bapala karolo e ke keng ea nkeloa sebaka masimong a mangata a indasteri ka thepa ea eona e ntle ea mechine, mocheso le lik'hemik'hale. Ka tsoelo-pele e tsoelang pele ea theknoloji ea tlhahiso, taolo ea boholo ba likaroloana tsa sehlahisoa, ntlafatso ea bohloeki le katoloso e tsoelang pele ea masimo a ts'ebeliso, carbide e ntšo ea silicon e ntse e tsoela pele ho ea ts'ebetsong e phahameng le ho nepahala.
Nakong e tlang, ka keketseho e potlakileng ea liindasteri tse kang matla a macha, li-ceramic tsa elektroniki, le tsa maemo a holimoho sila le tlhahiso e bohlale, carbide e ntšo ea silicon e tla bapala karolo ea bohlokoa haholo lefapheng la tlhahiso ea maemo a holimo 'me e be karolo ea bohlokoa ea sistimi ea theknoloji e tsoetseng pele ea thepa.