Sapphire Tube mkpara sapphire Tube pụrụ iche udi elu-nrụgide KY na EFG

Sapphire Tube mkpara sapphire Tube nwere ọdịdị pụrụ iche KY na EFG egosipụtara

Nkọwa dị mkpirikpi:

A na-eji tubes iko sapphire na mkpanaka sapphire nwere nnukwu igwe, kemịkalụ na nguzogide okpomọkụ ma na-enyekwa nnyefe ngwa anya dị elu site na 200nm. Anyị nwere ike ịnye tubes iko sapphire na mkpanaka maka ọtụtụ ngwa ngwa.

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Nkọwa ngwaahịa

Mkpado ngwaahịa

Nkọwa

A na-eji mkpanaka sapphire mee ihe n'ọtụtụ ngwa ngwa. Enwere ike iji mkpanaka sapphire mee ihe niile na-egbu maramara maka ngwa anya na iyi ngwa ma ọ bụ jiri ihe niile dị mma na-egweri (anaghị akwọcha ya) ka ọ bụrụ ihe mkpuchi.

Nkà na ụzụ

N'oge usoro nke ịdọrọ sapphire tubes si gbazee na enyemaka nke mkpụrụ, longitudinal okpomọkụ gradient na mpaghara n'etiti siri ike n'ihu na mpaghara nke ịdọrọ ebe okpomọkụ dị n'etiti 1850 na 1900 deg. A na-echekwa C na-adịghị agafe 30 deg. C/cm. A na-ewepụ tube ahụ toro na okpomọkụ n'etiti 1950 na 2000 deg. C site n'ịbawanye okpomọkụ na ọnụego 30 ruo 40 deg. C / min na idobe tube ahụ na okpomọkụ kwuru n'ime oge n'etiti awa 3 na 4. Mgbe nke ahụ gasịrị, a na-eme ka tube ahụ dị jụụ n'ime ụlọ okpomọkụ na ọnụego 30-40 deg. C/min.

Ngwa nhazi Semiconductor:

(HPD CVD, PECVD, Akọrọ Etch, Wet Etch)

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Ọgwụgwọ/ihicha mmiri

Njirimara Sapphire Tube (Theoretical)

Usoro ngwakọta	Al2O3
Ibu molekụla	101.96
Ọdịdị	tubes translucent
Ebe Na-agbaze	2050 Celsius (3720 Celsius)
Ebe esi nri	2,977°C (5,391°F)
Njupụta	4.0 g/cm3
Usoro ọmụmụ	Trigonal (hex), R3c
Solubility na H2O	98 x 10-6 g/100g
Ntụgharị uche	1.8
Eletriki Resistivity	17 10x Ω-m
Oke Poisson	0.28
Okpomọkụ akọwapụtara	760 J Kg-1 K-1 (293K)
Ike ọdụdọ	1390 MPa (nke ikpeazụ)
Nrụpụta okpomọkụ	30 W/mK
Mgbasawanye okpomọkụ	5.3µm/mK
Modul nke Young	450 GPA
Mass kpọmkwem	101.948 g/mol
Mass monoisotopic	101.94782 nke