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Khatelo-pele ea morao-rao le liphephetso tsa lirafshoa tse pepeneneng tsa AlON

2023-05-10

Li-ceramics le likarolo tsa tsona li 'nile tsa batlisisoa ka ho pharaletseng bakeng sa lisebelisoa tse sa tšoaneng ka lebaka la thepa ea tsona e ikhethang ea lik'hemik'hale le tsa fisiks [1-7]. Har'a tsona, li-ceramics tse pepeneneng li na le ts'ebeliso e pharalletseng sebakeng sa khoebo le liindasteri tsa sesole ka lebaka la thepa ea tsona e ikhethang ea optical, ea 'mele le ea mochini [8−10]. Har'a lirafshoa tse pepeneneng, li-ceramics tse pepeneneng tsa aluminium oxynitride (AlON) li nkuoe e le e 'ngoe ea lirafshoa tsa bohlokoa ka ho fetisisa matlong, lifensetere tsa infrared le tse bonahalang, le lihlomo tse pepeneneng, joalo-joalo [11−13]. Ha ho bapisoa le sapphire e le 'ngoe ea kristale, e tsejoang haholo e le lirafshoa tse thata ka ho fetisisa tse pepeneneng, li-ceramics tsa AlON tsa polycrystalline li na le litšobotsi tse tšoanang ka matla, boima le thepa ea optical, empa li fana ka phetoho e eketsehileng ka boholo le sebōpeho [14,15]. Ka hona, li-ceramics tsa AlON li hohetse lipatlisiso tse ntseng li hola. γ-AlON ke tharollo e tiileng ea Al₂O₃ le AlN [16,17]. Mekhoa e mengata e 'nile ea hlahlojoa ho lokisetsa phofo ea AlON kapa li-ceramics tsa AlON, tse kang solid-state reaction [18], mokhoa oa carbonization bakeng sa Al₂O₃[19,20], lik'hemik'hale tsa mouoane oa lik'hemik'hale [21], mokhoa oa sol-gel [22,23], le motsoako oa motsoako oa tharollo [24]. Lekhalo la sehlopha sa AlON le ne le lekantsoe ho ba 6.2 eV [25]. TU et al [26] ba sebelisitse thuto ea pele ea melao-motheo ea density functional (DFT) ho ithuta khetho ea sebaka sa Al vacancy le Natoms ho γ-AlON. Lekhalo la sehlopha le boholo ba modulus sebopeho sa sebopeho sa γ-AlON, joalo ka ha sebopeho sa lehae sa Al₂₃O₂₇N₅ se ne se baloa e le 3.99 eV ea N atoms le likheo tsa Al ho γ-AlON ha li joalo le 200.9 GPa, ka ho latellana. E fuoe sehlopha se pharaletseng se hlakileng. Thepa ea γ-AlON e bontšoa ka lekhalo hammoho le matla a tlaase a photon le Tafole e phahameng ea 1 [14].

Ho tsitsa ha nako, AlON ceramic e 'nile ea hlahlojoa e le matrix a phosphor. Joalo ka phosphor ea upconversion photo- luminescence (UCPL), AlON e ka sebelisoa ka likarolo tse fapaneng tse sa tloaelehang tsa lefatše, joalo ka Eu₂+ [27], Yb₃+[28], Tm₃+ [29], le Ce₃+ [30]. Haufinyane tjena, likhalase tse thehiloeng ho AlON e theko e tlaase li kopantsoe le 4-dimethyl-amino-N-methyl-4- stilbazoliumtosylate (DAST) layer [31] le filimi e tšesaane ea VO₂ ho AlON e hlakileng [32] e fumanoe e e-na le kopo e ka bang teng lifensetereng tse bohlale. ALON(5)−DAST(90)−ALON(5) e feta likhalase tsa lifensetere tse tloaelehileng tsa indasteri ka mantsoe a theko e tlaase, a bobebe, le a thata ka ho fetesisa [31]. Ho feta moo, Ti6Al4V e ile ea lokisoa ka katleho holim'a ceramic ea AlON ka mokhoa o sebetsang oa brazing, 'me motsoako o bonts'itse thepa e ikhethang ea mochini [33]. Ho lokela ho hlokomeloa hore li-additives tse ncha tsa sintering tsa H₃BO₃ [34] le likarolo tsa lefats'e (Sc, La, Pr, Sm, Gd, Dy, Er, le Yb) [35] li ne li fapane le tse tloaelehileng tsa Y₂O₃, La₂O₃, le MgO. Le hoja mekhoa e ntlafetseng, li-additives tse ncha tsa sintering, likarolo tse ngata tsa lefats'e tsa doping le lisebelisoa tse ncha tse hlahlobiloeng, joalo-joalo, li 'nile tsa ntlafatsoa ka mokhoa o pharaletseng, kakaretso e hlophisitsoeng, e lebisitsoeng le ea morao-rao e ntse e haella [11,13,36,37]. Ho feta moo, mathata a mang a sa rarolloang le liphephetso tse ncha tsa li-ceramics tsa AlON li sitisa papatso le ts'ebeliso ea tsona ea khoebo. Ka hona, sengoloa sena se nka tlhahlobo ea morao-rao le e mahlonoko ea li-ceramics tsa AlON tse pepeneneng mabapi le mekhoa ea ho itokisa, li-additives tsa sintering, mahlale a sintering, mathata le litebello tsa nts'etsopele.


MOHLALA 1

  MOHLALA 1

    

                  Lethathamo la 1 Thepa ea γ-AlON [14]                          

parametharalatela boleng ba
Botenya/(g·cm−3)3.71
Letlapa la parameter/Å7.947
Sebaka se qhibidihang/°C2140
Young's modulus/GPa323.6
Shear modulus/GPa130.4
Microhardness/GPa19.5
Poisson ratio, μ0.24
Matla a ho kobeha/MPa300.1 ± 34.5
Katoloso ea mocheso/°C−17.8 × 10−6
Thermal conductivity/(W·m−1 ·K−1 )12.6
Lenane la refractive (Λ=4.0 μm)/%1.66
Ho robeha ho thata/(MPa·m1/2)2.0

AlON e na le sebopeho sa li-cubic spinel le sehlopha sa sebaka sa Fd3m [38,39]. Joalokaha ho bontšitsoe setšoantšong sa 1 [40], liathomo tsa N le O li sebakeng sa 32e, 'me liathomo tsa Al li sebakeng sa 16d le 8a. E ipapisitse le liphetho tsa liteko le tsa maikutlo

Ka 1964, setšoantšo sa karolo ea pele ea binaryAl₂O₃−AlN e hatisitsoe ke LEJUS [43]. Joale, MCCAULEY et al [44,45] e tlalehile setšoantšo se feletseng sa ho leka-lekanya mohato oa pseudo-binary Al₂O₃−AlN sebopeho tlas'a naetrojene e phallang ho 1.013 × 105 Pa, joalokaha ho bontšitsoe setšoantšong sa 2 [44]. Ntle le boikemisetso ba liteko, lipalo, mohlala oa sebopeho sa anion sa AlON se ka hlalosoa ka mokhoa oa Al(64+x)/3V(8−x)/3O32−xNx, moo 2≤x≤5 [39−42]. Leha ho le joalo, ho thata ho netefatsa ho utloahala ha bafuputsi ba bang ba lekile ho bala sebaka sa botsitso sa AlON le mokhoa oa pseudo-binary Al₂O₃−AlN o thehiloeng ho data ea liteko le data e fumanehang ea thermodynamic ea diagram equilibrium diagram [36,46-49] . Leha ho le joalo, karohano ea mekhahlelo e etsahalang litekong e ntse e sa khone ho fetoloa ka lebaka la tlhaiso-leseling e fokolang. 

MOHLALA 2

MOHLALA 2

Hoa tsebahala hore lirafshoa li na le lijo-thollo, meeli ea lijo-thollo, le porosity, joalo-joalo (Setšoantšo sa 3).)[50,51]. Joalokaha ho boletsoe pejana, li-ceramics tsa AlON li na le sebopeho sa isotropic cubic lattice, e leng le leng la mabaka a bohlokoa a hore li ka ba pepeneneng. Har'a mehloli ea ho hasanya leseli, porosity ke eona ntho ea bohlokoa ka ho fetisisa ho fumana hore na li-ceramics li ka ba tse hlakileng kapa che. Porosity e fokolang e lokela ho ba kholo ho feta 99.9% ea tekano ea theory, 'me boholo ba li-pores moeling oa lijo-thollo bo lokela ho ba nyane ho feta bolelele ba maqhubu a khanya kapa ha boa lokela ho ba teng. Meeli ea lijo-thollo ke boteng bo ke keng ba qojoa lirapeng tsa letsopa 'me e na le tšusumetso e kholo ponaletsong. Kahoo, meeli ea lijo-thollo tse nang le boleng bo holimo le lijo-thollo tse nang le boholo bo nyane le bo lekanang li lebelletsoe ho fumana li-ceramics tsa AlON tse pepeneneng haholo. Ho sebelisa li-additives tsa sintering hangata ho ka felisa li-pores tse setseng nakong ea sintering, empa ho tla hlahisa litsi tse ncha tsa ho hasana ka lirafshoa, karolo ea bobeli le li-inclusions. Joaloka mehloli e 'meli ea bohlokoa ea ho hasanya leseli, porosity le meeli ea lijo-thollo e lokela ho fokotsoa ka hohle kamoo ho ka khonehang. SHAHBAZI et al [51] ba hlalositse lirafshoa tse pepeneneng, litekanyetso tse sebetsang tsa ponaletso, khopolo ea Mie, le khopolo ea Fraunhofer ka botlalo.

Setšoantšo sa 3

MOHLALA 3 

Ho fihlela joale, ho tlalehiloe mekhoa e mengata ea ho lokisa matla a AlON kapa li-ceramics tsa AlON, tse kang solid-state reaction [18,52-55], mokhoa oa carbonization ho tloha Al₂O₃ [19,56-61], deposition ea mouoane oa lik'hemik'hale [21,62] ], le mokhoa oa sol−gel [22,63]. Boholo ba liphuputso li ne li lebisitse tlhokomelong ea boemo bo tiileng ba Al₂O₃ le AlN ka mocheso o phahameng le mokhoa oa carbonization bakeng sa ho fokotsa Al₂O₃.

Mokhoa o tiileng oa naha ke mokhoa o bonolo le o tloaelehileng oa ho lokisetsa metsoako e mengata. O mong oa melemo e meholo ea karabelo ea boemo bo tiileng mochesong o phahameng ke hore lisebelisoa tse tala li ka fumanoa ntle le matla. Karabelo ea Al₂O₃ le AlN bakeng sa sebopeho sa AlON e ka hlalosoa e le 5AlN+9Al₂O₃→ Al₂₃O₂₇N₅[13,64]. Matla a hloekileng haholo a Al₂O₃ le AlN a fumaneha 'marakeng mme a ka sebelisoa ka kotloloho ho etsa matla a AlON kapa esita le li-ceramics tsa AlON tse translucent. Tokiso ea mohato o le mong oa li-ceramics tsa AlON ha e khone ho fokotsa litšenyehelo tsa sintering feela empa hape e nolofatsa ts'ebetso ea sintering hammoho le ho fihlela tlhahiso e kholo habonolo. Leha ho le joalo, li-powders li ka kopanngoa kapa tsa tsoakoa ka tsela e sa tšoaneng, e leng se bakang ho se pepesehe hantle ha lirafshoa tsa AlON. Ho sa le joalo, ultrafine e phahameng ea AlN e theko e boima, e leng se eketsang litšenyehelo tsa tlhahiso. Joalokaha ho bontšitsoe ho Feiga. 4 (a), MCCAULEY le ORBIN [52] pele ba ile ba lokisa disc ea AlON e feto-fetohang 'me ba hlahisa setšoantšo se hloekisitsoeng sa mocheso o phahameng oa mocheso oa AlON hammoho le motsoako oa motsoako oa Al₂O₃−AlN oa pseudordinary. Mokhoa oa sintering oa mokelikeli o ne o sebelisoa ho hlahisa li-ceramics tse hlakileng tsa AlON ke PATEL et al [65]. α- Al₂O₃ mofuteng oa 27−30 mol.% e qalile ho tsoakoa le AlN. Joale, motsoako o ne o hatelloa ka li-pellets ka mor'a ho sila ha bolo. Li-pellets li ne li siiloe ka 1950−2025 °C bakeng sa 10−60 min, 'me karolo ea thepa e ka etsa karolo ea metsi ho ntšetsa pele sintering nakong ena. Ka mor'a moo, mocheso oa tsamaiso o ile oa theoha ka 50−100 °C' me oa bolokoa bakeng sa lihora tse ling tse 8−20 ho ntlafatsa ho feta tekano le pepeneneng. CHEN et al [66] pele ba ile ba kopanya karolo ea AlON e hloekileng: matla a Ce3+ ho 1780 ° C ka naetrojene, 'me AlON: Ce3+ ceramics e feletseng e teteaneng e ile ea finyelloa ke sintering e se nang khatello ea metsi ka 1900 °C bakeng sa 20 h. (Mapheo. 4(a) le (b)). Ntle le ts'ebetso e tobileng ea mokhoa o sebelisitsoeng ho lokisa li-powders tsa AlON le li-ceramics tsa AlON tse feto-fetohang ke mmuso o tiileng o hiretsoeng ho hlahisa li-ceramics tsa AlON. Mokhoa o ka sehloohong, LI et al [67] o sebelisitseng Al₂O₃ le AlN powders monyetla oa mokhoa ona o ka theko e tlase ea lisebelisoa tse tala ho kopanya kapele lisebelisoa tse tala tsa karolo e le 'ngoe le monyetla oa matla a AlON a indasteri pele ka naha e tiileng. mokhoa. Ebe, tlhahiso. Leha ho le joalo, maemo a sintering ke li-powders tse lokiselitsoeng tsa AlON li ile tsa siloa ka mokhoa o motle, 'me ho thata ho laola ka nepo li-powders tsa mole AlON, joalokaha ho bontšitsoe ho Feiga. 4(d) le (e). Karo-karolelano ea Al₂O₃ ho C, 'me AlON e pepeneneng habonolo AlON ceramic e hlahisitsoe ka ho bola ho Al₂O₃ le AlN ho N2pressureless sintering sepakapaka se setle sa AlON mocheso o phahameng. Li-powders tsena kaofela, le phetisetso ea marang-rang ea AlON e kanna ea fella ka phofo e sa hloekang ea AlON. ceramic e ne e le holimo ho 84.3% (d100 mm × 1 mm) ho JIN et al [68] pele e ile ea qapa Al₂O₃ / 3.7 μm (Figs. 4(f) le (g)).

Setšoantšo sa 4

MOHLALA 4 

Phokotso ea carbothermal le nitridation carbothermal nitridation motsoako, joalo ka ha ho bonts'itsoe ho Feiga. 5(a−c). Nakong ea ts'ebetso, mokhoa oa carbon layer (CRN) o ile oa sebelisoa pele ho hlahisa holim'a karoloana ea Al₂O₃ e fumanoe e le motsoako o matla oa AlON ke YAMAGUCHI le ho thibela ho kopana le ho hōla ha Al₂O₃ YANAGIDA ho 1959 [39]. CRN ke likaroloana tse ngata ka ho fetisisa. Qetellong, li-ceramics tse pepeneneng tsa AlON tse nang le phetisetso e kholo ea in-line ka holimo ho 80% ho 2000 nm li ka finyelloa ka mokhoa oa mehato e 'meli ea carbothermal nitridation ka nitrogen ka 1950 ° C bakeng sa 8 h (Setšoantšo sa 5 (d)). SHAN et al [69] ba tlaleha hore ka bobeli bimodal (~ 1.1 μm le ~ 2.2 μm) le unimodal (~ 1.1 μm) AlON powders li ka fumanoa ka ho sebelisa leloala la bolo ea phofo ea AlON e lokiselitsoeng ka mokhoa oa CRN ( Setšoantšo sa 5(e) le (f)). Ba fumane hore phofo ea AlON e nang le "bimodal particle size distribution" (PSD) e na le densification e potlakileng nakong ea ts'ebetso ea sintering, 'me li-ceramics tse hlakileng tsa AlON tse nang le transmittance ea 82.1% ea infrared ~ 3600 nm e ne e se na khatello ea sintered ka nitrogen ka 1820 ° C bakeng sa 2.5 h. (Setšoantšo sa 5(g))


Setšoantšo sa 5

MOHLALA 5

Li-powders tse ntle le tse hloekileng tsa γ-AlON li ile tsa lokisoa ka katleho ke YUAN et al [70] ka mokhoa o kopanetsoeng (Figs. 6 (a) le (b)). Ba ile ba tsoela pele ho sebelisa li-powders tsa γ-AlON ho hlahisa li-ceramics tsa AlON 'me ba ithuta phello ea mafahla a lamellas ka matla a bona a mechine (Figs. 6 (c-j)) [71]. Ba fumane hore mafahla a lamellas le meeli e phahama ka keketseho ea boholo ba lijo-thollo tse tloaelehileng ka har'a li-ceramics tsa AlON tse kholo, tse faneng ka mokhoa o tšepisang oa ho ntlafatsa li-ceramics tse pepeneneng tse nang le lijo-thollo tse kholo. 

Ho fihlela joale, ho boetse ho na le mekhoa e meng e hlahlobiloeng ho kopanya phofo ea AlON kapa lirafshoa. Ka mohlala, ASPAR et al [62] e lokisitse motsoako oa AlON o sebelisa ammonia, trimethyl-aluminium, le nitrous oxide ka ho kenngoa ha mouoane oa lik'hemik'hale.CVD) mokhoa. Ho ile ha fumanoa hore mocheso le khatello li na le phello e kholo ho lihlopha tsa tekano ka ho fetola bongata ba CO e teng. IRENE et al [21] le eona e sebelisitse mokhoa oa CVD ho hlahisa lifilimi tsa AlxOyNz ka silicon. Habohlokoa, mohato o ka laoloa ka ho fetola karo-karolelano ea khase ea NH₃ / CO₂ le mocheso oa ho lokisetsa KIM et al [72] e hlahisitse mokhoa o tlaase oa mocheso oa sol-gel ho fumana tsamaiso ea Al-ON, le hoja ho ka ba thata ho sebetsana le eona. selelekela sa nitride sa hydrazine ts'ebetsong ena. Lisebelisoa tse ling tsa nitriding li ile tsa hlahlojoa lipatlisisong tsa tsona tse tsoelang pele. KIKKAWA et al [73] e entse AlON ka ammonia nitridation ea oxide precursor, e ileng ea hlahisoa ka ho peptizing gel ea glycine ka aluminium nitrate. Ho phaella moo, mochine oa plasma o etselitsoe ho kopanya li-nanopowder tsa AlON ho ea ka ho sebelisana ha Alon powder le ammonia le moea ka plasma ea nitrogen e chesang [74] Karolo, lik'hemik'hale, le lihlopha tsa ho qhalakanngoa tsa nano- powders tse lokiselitsoeng li amana le plasma process parameters le moralo oa reactor.

Ho fumana li-ceramics tsa AlON tse pepeneneng, li-additives tsa sintering li lokela ho eketsoa ho felisa li-pores tse setseng nakong ea sintering, e leng setsi sa ho hasana sa leseli. Matsatsing ana, li-additives tse fapaneng tsa sintering tsa AlON, tse kang Y₂O₃, La₂O₃, MgO, SiO₂, le CaCO₃, li 'nile tsa fuputsoa ka bophara [67−69,75−80]. Ho ea ka mefuta ea li-additives tsa sintering, re ile ra akaretsa liphetho tse tloaelehileng tsa ponaletso ea li-ceramics tsa AlON tse nang le li-additives tse sa tšoaneng tsa sintering, joalokaha ho bontšitsoe ho Lethathamo la 2. Ka mohlala, SHAN et al [69] ba tlaleha hore ho fetisoa ha mohala oa AlON ceramic (3) mm ka botenya) ke 82.1% ka leqhubu la 3600 nm le 0.5 wt.% Y₂O₃. SiO₂ e ile ea sebelisoa ka lekhetlo la pele e le tlatsetso ea sintering bakeng sa ceramic ea AlON (Setšoantšo sa 7 (b)) [76]. Ba fumane hore phetisetso ea in-line ea AlON ceramic e fihla ho 86% (3.5 mm ka botenya) ho 2000 nm mme ha e nahanele khatello ea tlatsetso ka 0.15−0.55 wt.% SiO2. Bafuputsi ba bang ba sebelisitse mefuta e 'meli ea li-additives tsa sintering ho hlahisa li-ceramics tse pepeneneng tsa AlON. WANG et al [81] e sebelisitse 0.12wt.% Y₂O−0.09wt.% La₂O₃ e le li-additives bakeng sa lik'hemik'hale tsa AlON, ho fumana phetisetso ea 80.3% (2 mm ka botenya) ho 400 nm (Setšoantšo sa 7 (a)) . Ba tlalehile hore Y₃ + le La₃ + li na le phello ea synergistic khōlong ea lijo-thollo le Y₃ + ho ntlafatsa ho tsamaea ha moeli oa lijo-thollo le ho khothalletsa ho hōla ha lijo-thollo ha La₃ + e thibela ho hōla ha lijo-thollo. JIN et al [68] sintered AlON ceramics e sebelisang mefuta e meraro ea li-additives tsa sintering ntle le khatello, e entsoeng ke 0.1 wt.% MgO, 0.08 wt.% Y₂O₃, le 0.025 wt.% La₂O₃, 'me e fihletse transmittance ea 81% (1% ea 1100 mm). botenya) ho 81 nm. Haufinyane tjena, Y₂O₃−La₂O₃− MnO e le motsoako o kopanyang oa sintering ho etsa li-ceramics tse pepeneneng tsa AlON e ile ea fuputsoa ke WANG et al [7] (Setšoantšo sa 82 (d)). Meeli ea ho qhibiliha ha li-additives tsa sintering ho AlON e ithutoa ke MILLER le KAPLAN [1870] ba sebelisa leqhubu la maqhubu a pono e behiloeng holim'a microscope ea elektronike e hlahlobang. Ba fumane hore meeli ea ho qhibiliha ha La, Y, le Mg ho AlON ka 498 ° C e ne e le (82±10)×6−1775, (128±10)×6−4000, le>10×6−XNUMX, ka ho latellana. 


Setšoantšo sa 7

MOHLALA 6

Ntle le li-additives tse tloaelehileng tsa sintering tsa Y₂O₃, La₂O₃, le MgO, li-additives tse ncha tsa sintering tsa H₃BO₃ tse thehiloeng ho ternary composite [34] le likarolo tsa lefats'e [35] le tsona li ile tsa fuputsoa. Joalokaha ho bontšitsoe ho Feiga. 8(a) le (b), likarolo tse fapaneng tsa lefats'e tse sa tloaelehang (Sc, La, Pr, Sm, Gd, Dy, Er, le Yb) li ile tsa hlahlojoa ka mokhoa o hlophisitsoeng e le tlatsetso ea sintering bakeng sa lirafshoa tse pepeneneng tsa AlON, ka ho latellana. Ho ile ha fumanoa hore li-ceramics tsa AlON tse nang le 0.1 wt.% Pr-nitrate li hlahisitse phetisetso e phahameng ka ho fetisisa ea ~ 80% ka mehato e 'meli ea khatello ea sintering (Setšoantšo sa 8 (c)), e bontšang hore likarolo tse sa tloaelehang tsa lefats'e e ka ba mokhoa o mong o tšepisang oa sintering. tlatsetso. Haufinyane tjena, ho sebelisa Y₂O₃−MgAl₂O₄−H₃BO₃ e le sehokelo sa co-sintering, YANG et al [34] ba fumane AlON ceramic ka phetisetso ea 81% (4 mm ka botenya) ho 600 nm ka mohato o le mong o sebetsang ka thata ha H₃₃ e sebetsa ka thata. litaba e ne e le 0.12 wt.%. (Setšoantšo sa 8 (d)). 


Setšoantšo sa 8

MOHLALA 7


      Lethathamo la 2 Liphetho tse pepeneneng tsa li-ceramics tsa AlON tse nang le li-additives tse fapaneng tsa sintering

Mofuta oa tlatsetso ea sinteringY₂O₃ content/wt.%La₂O₃ content/wt.%MgO content/ wt.%SiO₂ content/ wt.%CaCO₃ content/ wt.%Wavelength/ nmPhetiso/%Matšoao / mmRef.
1



0.15 − 0.55
2000863.5[76]




0.43700853[79]
0.5



370084.31[67]
0.5



360082.13[69]

0.02


110074.64.2[75]
20.120.09


40080.32[80]
0.4
0.25

200086.11[78]
0.05
0.2

2000841.5[77]
30.080.0250.1

1100811[68]


Pele ho sintering, li-pellets tse tala tsa li-powders tsa AlON li atisa ho thehoa ka mokhoa o omileng, ho kenyelletsa le mochine oa khatiso oa uniaxial tlas'a khatello le mocheso o batang oa isostatic, kapa ka mokhoa oa metsi, ho kenyelletsa le gel-casting [8,63,83]. Mahlale a mangata a sintering a 'nile a hlahlojoa ho lokisa lik'hemik'hale tsa AlON, tse kang sintering e se nang khatello [56,58,67,68,77,79], vacuum sintering [65], hot-press [84], microwave sintering [85,86], spark plasma sintering [87-89] le ho hatelloa ha isostatic e chesang [75,76,78,90,91]. Melemo le mefokolo ea mekhoa e tloaelehileng ea ho itokisa ea AlON ceramic e bontšoa ho Lethathamo la 3. Sintering e se nang khatello ke theknoloji e tloaelehileng ka ho fetisisa ea sintering 'me e na le litšenyehelo tse ngata bakeng sa tlhahiso e kholo ea lik'hemik'hale tsa AlON tse nang le boholo le libopeho tse sa tšoaneng. Leha ho le joalo, mocheso o phahameng oa sintering, nako e telele ea sintering, le li-additives tsa sintering hangata lia hlokahala ho fumana lirafshoa tse pepeneneng tsa AlON. LI et al [67] e tlalehile palo e kholo ea li-ceramics tsa AlON tse pepeneneng tse nang le litekanyo tsa d100 mm × 1 mm ka sintering e se nang khatello ho 1950 ° C bakeng sa 12 h tlas'a moea o phallang oa N2 ka sebōping sa graphite. Phatlalatso ea in-line ea ceramic ea AlON (1 mm ka botenya) ke 84.3% ho 3.7 μm wavelength le 0.5 wt.% Y₂O₃. Vacuum sintering ke theknoloji e sebetsang ea sintering ho felisa khase ho lirafshoa [92]. PATEL et al [65] ba sebelisitse matla a phahameng a Al2O3 le AlN e le lisebelisoa tse tala ho etsa li-ceramics tsa AlON tse khanyang ka 2000 ° C bakeng sa 8 h le 32 MPa ea khatello tlas'a mochine o chesang, ho latela 1900 ° C bakeng sa ho feta 8. h sebakeng se se nang letho. Hot-press (HP) sintering e ka sebelisoa ho sebelisa khatello ea axial ho potlakisa motsamao oa matla le ho etsa hore pellet e tala e teteane ka botlalo mochesong o batlang o le tlase. Empa HP sintering ha e loketse ho lokisetsa disampole tse kholo le tse rarahaneng, 'me tlhahiso e theko e phahameng,' me litšila le mefokolo li ka hlahisoa ka mokhoa o ke keng oa qojoa. Ho hlokahala ts'ebetso ea kamora ho annealing ho tlosa tšilafalo ea khabone [8]. TAKEDA le HOSAKA [84] ba fumane ponaletso ea λ-AlON ceramic ho 1900 °C bakeng sa 1 h le 20 MPa ea khatello tlas'a mochine o chesang. Microwave sintering e na le ts'ebetso e phahameng ea matla, e bolokang litšenyehelo, mocheso o tlase oa sintering, karabelo e matlafalitsoeng, le sekhahla sa sintering. Ts'ebetsong ea microwave, matla a fetotsoeng a microwave a ka futhumatsa ka har'a sampole ka boeona. CHENG et al [85] ba halefisitsoe ke hore AlON e sintered ka 1800 ° C bakeng sa 1 h nakong ea ts'ebetso ea microwave e na le phetisetso ea 60%. Spark plasma sintering (SPS), eo hape e bitsoang "pulsed electric current sintering", e khona ho bona li-ceramics tse pepeneneng tse nang le lijo-thollo tse ntle ka lebaka la nako e khuts'oane ea ho chesa le mocheso o tlase ka thuso ea pulsed DC tlasa khatello. Ka hona, boima ba 'mele bo ka fokotsoa. SHAN et al [87] e hlahisitse li-ceramics tsa AlON tse pepeneneng haholo ka SPS ka mocheso o tlase oa 1600 ° C le likhahla tse futhumatsang tsa 50-250 ° C / min tlas'a khatello ea 60 MPa. Boholo ba phetisetso ea li-ceramics tsa AlON tse fumanweng (1.4 mm ka botenya) ke 80.6%. 


Setšoantšo sa 8

MOHLALA 8


Letlapa la 3 Melemo le melemo ea mekhoa e tloaelehileng ea ho itokisa ea AlON ceramic

Mokhoa oa ho itokisasebelisa hamolemo libaka tseoBothata
Ho qoela ka ntle ho khatelloTs'ebetso e bonolo, e loketseng ho lokisa disampole tse kholo le tse rarahaneng, tlhokahalo e tlase ho lisebelisoa, le tlhahiso e phahamengMatla a tlase a matla, le nako e telele ea sintering
Vacuum sinteringTs'ebetso e bonolo, e loketseng ho lokisa disampole tse kholo le tse rarahaneng, tlhokahalo e tlase ho lisebelisoa, le tlhahiso e phahamengMatla a tlase a matla, le nako e telele ea sintering
Ho phatloha ha plasmaMatla a phahameng a matla, mocheso o tlase oa sintering, nako e khuts'oane ea sintering, le ho boloka litšenyeheloHa e lokele ho lokisa lisampole tse kholo le tse rarahaneng, tlhokahalo e phahameng ho lisebelisoa, le tlhahiso e tlase
Ho futhumatsa ka microwaveMatla a phahameng a matla, mocheso o tlase oa sintering, nako e khuts'oane ea sintering, le ho boloka litšenyeheloHa e lokele ho lokisa lisampole tse kholo le tse rarahaneng, tlhokahalo e phahameng ho lisebelisoa, le tlhahiso e tlase
Ho qoelisoa ka mocheso o chesangPhetiso e phahameng, ho teteana holimo, le li-pores tse setseng tse tlaseHa e loketse ho lokisa lisampole tse kholo le tse rarahaneng, tlhokahalo e phahameng ea lisebelisoa, tlhahiso e tlase, ts'ebetso e rarahaneng, le litšenyehelo tse phahameng
Tobetsa e chesang ea isostaticPhetiso e phahameng, ho teteana holimo, le li-pores tse setseng tse tlaseHa e lokele ho lokisa lisampole tse kholo le tse rarahaneng, Tlhokahalo e phahameng ho lisebelisoa, tlhahiso e tlase, ts'ebetso e rarahaneng, le litšenyehelo tse phahameng


 Ho tobetsa ha isostatic (HIP) ke thekenoloji e matla ka ho fetisisa ea sintering ho finyella tekanyo e phahameng ka ho fetisisa le li-ceramics tsa optical transmitting tse phahameng ka ho fetisisa ka ho fokotsa li-pores tse setseng ka li-ceramics [8,11,93,94]. Nakong ea mocheso o phahameng oa mocheso, thepa ea HIP e ka sebelisoa ke khatello ea khase ea isostatic. Setšoantšo sa 9 se bonts'a setšoantšo sa schematic sa mohlala oa microstructure bakeng sa ho felisoa ha pore ke HIP [8,95]. Ka tloaelo, ho thata haholo ho tlosa li-pores tse setseng ka mahlale a mang a sintering. Ho hlokahala ts'ebetso e eketsehileng ea HIP ho felisa li-pores tse setseng le ho eketsa sekhahla le phetiso e haufi haholo le boleng ba theory. 


Setšoantšo sa 9

MOHLALA 9


Mosebetsi ona o ile oa tšehetsoa ke Setheo sa Saense ea Tlhaho ea Profinse ea Jiangxi, Chaena (No. 20192BAB216009), Morero oa Moralo oa Saense le Thekenoloji oa Profinseng ea Hunan, Chaena (No. 2019WK2051), le Morero oa Saense le Thekenoloji oa Changsha, Hunan, Chaena (No. kh2003023).






Location
ACME Xingsha Industrial Park, East Liangtang Rd. , Changsha City, Hunan
Phone
+ 86-151 7315 3690(Jessie Mobile)
E-Mail
mose ho maoatle@sinoacme.cn
Mabapi le rona

E thehiloe ka 1999, ACME (Advanced Corporation for Materials & Equipments) e fumaneha Xingsha Industrial Park, e nang le sebaka sa 100,000 m2. ACME ke k'hamphani ea theknoloji e phahameng e khethehileng ho etsa lisebelisoa tsa ho futhumatsa indasteri bakeng sa lisebelisoa tse ncha le matla.Leano la lekunutu | Dipehelo le Maemo

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