2 inch 50.8mm Sapphire Wafer C-Diyaarad M-diyaarad R-diyaarad A-diyaarad Dhumucdiisuna tahay 350um 430um 500um
Tilmaamaha hanuuninta kala duwan
Hanuuninta | C(0001)-Diidka | R(1-102)-Diidka | M (10-10) -Diidka | A(11-20)-Diidka | ||
Hantida jirka | dhidibka C waxa uu leeyahay nal crystal ah, faasasyada kalena waxay leeyihiin iftiin taban. Diyaaradda C waa fidsan tahay, oo ay doorbidayso in la gooyo. | R-diyaarad inyar ka adag A. | Diyaaradda M ayaa lagu talaabsan karaa silig, ma fududa in la gooyo, fududahay in la gooyo. | Qalafsanaanta A-diyaaradaha ayaa si weyn uga sarreeya kan diyaaradda C-diyaarad, taas oo lagu muujiyo caabbinta xidhashada, caabbinta xoqan iyo adkaanta sare; Side A-diyaarad waa diyaarad zigzag ah, taas oo ay fududahay in la gooyo; | ||
Codsiyada | Qaybaha sapphire-ka ee C-oriented ayaa loo isticmaalaa si ay u koraan III-V iyo II-VI filimada kaydka ah, sida gallium nitride, kaas oo soo saari kara alaabta LED buluug, diodes laser, iyo codsiyada infrared detector. | Kobaca substrate ku jihaysan ee kala duwan ee silikoon extrasystals oo kaydsan, oo loo isticmaalo microelectronics wareegyada isku dhafan. | Waxaa inta badan loo isticmaalaa in lagu beero filimaanta Epitaxial GaN ee aan polar/semi-polar-ka ahayn si loo horumariyo waxtarka iftiinka. | A-ujeeda substrate-ka waxay soo saartaa ogolaansho/dhexdhexaad isku mid ah, iyo heer sare oo dahaar ah ayaa loo adeegsadaa tignoolajiyada isku-dhafka ah ee microelectronics. Heerkulka sare ee heerkulka sare ayaa laga soo saari karaa kiristaalo dhaadheer oo A-sal ah. | ||
Awooda farsamaynta | Qaabka Sapphire Substrate (PSS): Qaabka Kobaca ama Etching, nanoscale gaar ah qaababka microstructure caadiga ah ayaa loogu talagalay oo lagu sameeyay substrate sapphire si loo xakameeyo qaabka wax soo saarka iftiinka ee LED, iyo in la yareeyo cilladaha kala duwan ee ka dhexeeya GaN koraya on substrate sapphire, hagaajin tayada epitaxy, iyo kor u quantum ee iftiinka gudaha iyo kordhinta hufnaan dheeraad ah LED. Intaa waxaa dheer, sapphire priism, muraayad, muraayad, dalool, koontada iyo qaybaha kale ee qaabdhismeedka ayaa loo habeyn karaa iyadoo loo eegayo shuruudaha macaamiisha. | |||||
Ku dhawaaqida hantida | Cufnaanta | Adag | dhibic dhalaalid | Tusmada dib-u-celinta (muuqaalka iyo infrared) | Gudbinta (DSP) | Dielectric joogto ah |
3.98g/cm3 | 9 (mohs) | 2053℃ | 1.762 ~ 1.770 | ≥85% | 11.58@300K at dhidibka C (9.4 ee dhidibka A) |
Jaantus faahfaahsan


