Electrode Sapphire Substrate da Wafer C-plane LED Substrates

Sapphire Substrate Electrode da Wafer C-plane LED Substrates Featuring Hoton

Takaitaccen Bayani:

Dangane da ci gaba da haɓaka fasahar sapphire da saurin haɓaka kasuwar aikace-aikacen, 4 inch da 6 inch substrate wafers za su kasance mafi karɓuwa ta manyan kamfanonin guntu saboda fa'idodinsu na asali a cikin amfani da samarwa.

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Ƙayyadaddun bayanai

JAMA'A
Tsarin sinadarai	Farashin 2O3
Tsarin Crystal	Tsarin Hexagonal (hk o 1)
Girman Tantanin Raka'a	a = 4.758 Å, Å c=12.991 Å, c: a=2.730
NA JIKI
	Ma'auni	Turanci (Imperial)
Yawan yawa	3.98 g/c	0.144 lb/in3
Tauri	1525 - 2000 Knoop, 9 mhos	3700F
Matsayin narkewa	2310 K (2040 ° C)
GIRKI
Ƙarfin Ƙarfin Ƙarfi	275 MPa zuwa 400 MPa	40,000 zuwa 58,000 psi
Ƙarfin Ƙarfin Ƙarfin Ƙarfi a 20 ° C		58,000 psi (minti na ƙira)
Ƙarfin Ƙarfin Ƙarfin Ƙarfin Ƙarfafawa a 500 ° C		40,000 psi (minti na ƙira)
Ƙarfin Ƙarfin Ƙarfin Ƙarfi a 1000C	355 MPa	52,000 psi (minti na ƙira)
Ƙarfin Ƙarfi	480 MPa zuwa 895 MPa	70,000 zuwa 130,000 psi
Ƙarfin Matsi	2.0 GPA (mafi girma)	300,000 psi (mafi girma)

Sapphire a matsayin substrate da'ira na semiconductor

Siraran sapphire wafers shine nasarar farko da aka yi amfani da wani abin rufe fuska wanda aka ajiye siliki akansa don ƙirƙirar da'irori masu haɗaka da ake kira silicon on sapphire (SOS). Baya ga kyawawan kaddarorinsa na rufe wutar lantarki, sapphire yana da haɓakar zafin jiki mai girma. CMOS kwakwalwan kwamfuta akan sapphire sun dace musamman don aikace-aikacen mitar rediyo mai ƙarfi (RF) kamar wayar hannu, radiyon kare lafiyar jama'a da tsarin sadarwar tauraron dan adam.

Hakanan ana amfani da wafer sapphire kristal guda ɗaya azaman kayan aiki a masana'antar semiconductor don haɓaka tushen gallium nitride (GaN). Yin amfani da sapphire yana rage yawan farashi yayin da yake kusan 1/7 na farashin germanium.GaN akan sapphire ana amfani dashi a cikin diodes masu haske mai haske (LEDs).

Yi amfani da azaman kayan taga

Sapphire na roba (wani lokacin ana kiransa gilashin sapphire) ana amfani dashi azaman kayan taga saboda yana da kyau sosai tsakanin 150 nm (ultraviolet) da 5500 nm (infrared) raƙuman haske (bakan da ake iya gani daga kusan 380 nm zuwa 750 nm) kuma yana da matukar juriya ga karce. Babban fa'idodin windows sapphire

Hada

Wurin watsawar gani mai girman gaske, daga UV zuwa hasken infrared na kusa

Ya fi ƙarfin sauran kayan gani ko tagogin gilashi

Mai tsananin juriya ga karce da abrasion (taurin ma'adinai na 9 akan sikelin Mohs, na biyu kawai zuwa lu'u-lu'u da moissanite tsakanin abubuwan halitta)

Matsayin narkewa sosai (2030°C)