Wararka

Haddii birtu ay tahay laf-dhabarka warshadaha, markaa waxaa jira walxo la mid ah "hubka aan la arki karin" ee warshadaha - waxay si aamusnaan ah u taageertaa hawlgalka foornooyinka heerkulka sare, waxay ilaalisaa nolosha qalabka saxda ah, xitaa waxay u xaaraysaa habka dhalashada chip semiconductor ...Sii akhri»

Iyada oo ay ku dhex jiraan ubaxyada birta ah ee birta ah ee warshadda birta ah, ololka bilicda leh ee foornada dhoobada ah, iyo ceeryaamaha uumi ee warshadda kiimikada, dagaalka muddada qarniga ah kula jira kulaylka sare waligii ma joogsan. Gadaasha dharka difaaca culus ee shaqaalaha, waxaa jira walxo dhoobo madow oo si...Sii akhri»

Qoto dheer ee godka miinada dhuxusha weyn, gaadiid-qaade cusub ayaa si joogto ah ugu socda xawaare dhan 3 mitir daqiiqadii. Si ka duwan qalabka caadiga ah, qaybaheeda muhiimka ah waxaa lagu daboolay lakab dhoobo madow ah oo leh dhalaal bir ah - kani waa saxan dhoobada silikoon carbide ee loo yaqaan "...Sii akhri»

Gelitaanka warshadaha casriga ah ee casriga ah, qofku had iyo jeer wuxuu arki karaa joogitaanka nooc gaar ah oo qalab ah - maaha kuwo dhalaalaya sida biraha ama iftiinka sida balaastikada, laakiin waxay si aamusnaan ah u taageeraan hawlgalka warshadaha casriga ah. Kani waa qoyska ceramics-ka warshadaha, koox aan organic ahayn oo aan aniga ahayn...Sii akhri»

Goobaha cirifka leh sida semiconductors, tamarta cusub, iyo hawada hawada, walxaha dhoobada cawl-madow ayaa si degan u ciyaaraya door muhiim ah. Waa silikoon carbide ceramic - walxo leh adkeysi u dhigma kan dheeman, kaas oo si sax ah u beddelaya wejiga warshadaha casriga ah sababtoo ah ...Sii akhri»

Wadahadalka dheer ee u dhexeeya bini'aadamka iyo walxaha ilaalinta, ceramics silicon carbide ceramics waxay ka jawaabeysaa soo jeedinta weligeed ah ee ilaalinta badbaadada cod gaar ah. Tani dhoobada cawl-madow ee caadiga ah ee u muuqata waxay qabanaysaa qaab casri ah oo sheekada ah "la dabacsanaanta jilicsan ee ka dhanka ah ...Sii akhri»

Qoto dheer ee miinada, marka ciidda macdanta ah ay ku soo yaaciso dhuumaha xawliga aad u sarreeya, tuubooyinka birta ee caadiga ah ayaa inta badan lagu xiraa wax ka yar nus sano. Dhaawaca soo noqnoqda ee "xididdada dhiigga birta" kaliya maaha inay keenaan qashinka kheyraadka, laakiin sidoo kale waxay keeni karaan shilalka wax soo saarka. Hadda...Sii akhri»

Marka la eego qalabka warshadaha casriga ah, ceramics zirconia iyo ceramics silicon carbide waa labadaba wax qabad heer sare ah oo soo jiitay dareen badan. Si kastaba ha ahaatee, waxaa jira farqi weyn oo u dhexeeya astaamahooda, gaar ahaan meelaha aadka u daran sida heerkulka sare, wea ...Sii akhri»

Warshadaha tamarta cusub ee maanta kobcaya, dhoobada warshadaha, oo leh faa'iidooyin waxqabadkooda gaarka ah, waxay noqonayaan walxo fure u ah halabuurnimada tignoolajiyada. Laga soo bilaabo jiilka tamarta sawir-qaadista ilaa wax-soo-saarka baytariga lithium-ka, ka dibna ka faa'iidaysiga tamarta hydrogen, tani waxay u muuqataa ...Sii akhri»

Warshadaha casriga ah, wax ku ool ah, deegaanka u saaxiib ah, iyo alaabta raagaya ayaa si isa soo taraysa loo qiimeeyaa. Silicon carbide ceramics microporous ceramics, oo ah walxo dalool leh oo wax qabad sare leh, ayaa door muhiim ah ka ciyaaraya dhinacyada sida sifeynta heerkulka sare, ilaalinta deegaanka, iyo kahor ...Sii akhri»

Foornada heerkulka sare ee sii socota inay ku shaqeyso aqoon-is-weydaarsiga birta, qayb dhoobada ah ayaa aamusnaan u adkaysanaysa kulaylka kulul; Nidaamka desulfurization gaaska qiiqa, sanbabada dhoobada ayaa iska caabinaysa tijaabada daxalka ee aashitada iyo alkali ee xooggan. 'Geesiyada aan la heesin'...Sii akhri»

Laga soo bilaabo dhuumaha gaadiidka ilaa baabuurta tamarta cusub, laga bilaabo kilns heerkul sare ah ilaa satalaytka hawada hawada, wax loo yaqaan "dheeman warshadaha" ayaa si aamusnaan ah dib ugu qoraya xuduudaha wax soo saarka casriga ah. Silicon carbide ceramics, oo ah walxo aad u adag oo ay ku adag tahay labaad...Sii akhri»

Ka sokow foornada gubanaysa ee warshadda birta ah, ee barkada aashitada ee warshadda kiimikada, iyo qaybaha udub dhexaadka u ah mishiinnada saxda ah ee xawaaraha sare leh, dhoobada madow ee cawlan ee u muuqata waxay si aamusnaan ah u soo kicinaysaa fahamka bini'aadamka ee guryaha. Silicon carbide ceramics -...Sii akhri»

Qolka nadiifka ah ee warshadda semiconductor-ka, maraqa madow ee dhalaalaysa dhalaalid macdan ah ayaa mid mid si sax ah loogu farsamaynayaa; Qolka gubanaya ee mishiinka dayaxgacmeedka, qayb gaar ah oo dhoobada ah ayaa maraysa baabtiis olol ah oo 2000 ℃ ah. Muuqaalkan gadaashiisa, waxa jira walxo firfircoon...Sii akhri»

Goobaha warshadaha sida macdanta, korontada, iyo injineernimada kiimikada, nidaamyada dhuumaha ayaa la mid ah "shabakadda xididdada" ee jirka bini'aadamka, iyagoo fulinaya hadafka muhiimka ah ee gaadiidka warbaahinta kala duwan. Qaybaha saddex-geesoodka ah ee dhuumaha, sida "xarunta taraafigga"...Sii akhri»

Mashiinnada lithography ee wax-soo-saarka chip-ka, khaladka aan la arki karin wuxuu baabi'in karaa waferrada qiimihiisu yahay malaayiin doollar. Mikrometer kasta oo barokaca halkan ah ayaa muhiim u ah guusha ama guuldarada wareegyada nanoscale, iyo xudunta taageerta qoob-ka-ciyaarka saxda ah waa halyeeygeena maanta: silikoon carb ...Sii akhri»

Wax-soo-saarka warshadaha, gudbinta dhuumaha waa sida marinnada dhiigga, oo sidda qulqulka agabka sida macdanta, dhirbaaxada, iyo slurry heerkul sarreeya. Si kastaba ha ahaatee, jawiga adag ee socodka xawaaraha sare, heerkulka sare iyo cadaadiska, iyo daxalka xooggan, dhuumaha dhaqameedku waxay inta badan la kulmaan dhibaatada ...Sii akhri»

Sambabbada shirkadaha waaweyn ee warshadaha sida biraha birta iyo warshadaha korontada ayaa neefsada oo soo saara tobanaan kun oo tan oo qiiq ah maalin kasta - sidee looga dhigayaa gaasaska qashinka warshadaha "tufi" hawo nadiif ah? Nadaamka desulfurization ee hufan waa sida nadiifiyaha oo kale, iyo silikoon carbide f...Sii akhri»

Ololka ku boodaya jawi heerkul sare ah iyo qalooca heerkulka ee daaweynta kulaylka birta, warshad cusub oo "nidaamka xakamaynta dabka" ayaa dib u qaabaynaysa hababka wax soo saarka heerkulka sare - nozzle-ka silikoon carbide, oo leh awoodiisa saxda ah ee xakamaynta iyo heer sare ...Sii akhri»

Goobta warshadaha halkaas oo heerkulka sare, daxalka, iyo xirashada wada noolaanshaha wada nool yihiin, dhibaatada joogtada ah ee beddelka joogtada ah ee dhuumaha biraha dhaqameed waxaa jebiya dhuumaha maaddooyinka cusub - dhuumaha silikoon carbide xirashada u adkaysta, oo leh sifooyinkooda gaarka ah, ayaa kiciyay tignoolajiyada ...Sii akhri»

Qalab heerkul sare ah oo gaar ah, marka heerkulka gudaha foornada uu ka sarreeyo 1200 ℃, agabka biraha dhaqameedku waxay ku soo wajahan yihiin barta dhalaalaysa, halka tuubada shucaaca carbide ee silikoonku uu gudbinayo tamar kor u kac ah oo leh shucaac kulayl deggan - tani waa microcosm ...Sii akhri»

Ceramics Silicon carbide waa walxo muhiim ah oo ka mid ah warshado badan oo kala duwan sababtoo ah sifooyinkooda gaarka ah, oo ay ku jiraan adkaanta sare, cufnaanta hoose iyo iska caabbinta kulaylka aadka u fiican. Qalabkan ayaa ka dhigaya silicon carbide (SiC) doorasho ku habboon codsiyada injineernimada makaanikada, kiimikada iyo birta ...Sii akhri»

Warshadaha ku hardamaaya agabka xoqa, heerkulka xad dhaafka ah, iyo warbaahinta daxalaysa, xidho xadhkaha carbide silicon adkaysi u leh waxay noqdeen lama huraan si kor loogu qaado cimri dhererka iyo hufnaanta hawlgelinta. Waxaa laga sameeyay silikoon carbide-ka falcelinta-ku-xidhan (RB-SiC), xargahani waxay ku milmeen wax ka sarreeya...Sii akhri»

Dunida wax soo saarka warshadaha, muhiimada ay leedahay sulfurization lama soo koobi karo. Waxay door muhiim ah ka ciyaartaa ilaalinta deegaanka iyo horumarka waara, iyada oo hubinaysa in qiiqa waxyeelada leh la yareeyo lana dhawro xeerarka adag. Xudunta geedi socodkan xasaasiga ah waa...Sii akhri»

Dhinaca xalalka kululaynta warshadaha, tuubooyinka shucaaca ee silikoon carbide waxay noqdeen horudhac, iyagoo fiiro gaar ah u leh waxqabadkooda sare iyo kalsoonida. Alaabtan cusub waxa loogu talagalay in ay u adkeyso heerkulka aad u daran, taas oo ka dhigaysa mid ku habboon codsiyada kala duwan, oo ay ku jiraan ...Sii akhri»