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面議型號
斜切角晶向襯底品牌
晶沐光電產(chǎn)地
江蘇樣本
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藍寶石偏角度單晶襯底(2~6英寸) | |||
材料成分 | >99.99%,High Purity, Mono-crystalline Al2O3 (KY) | ||
晶向類型C-M | C-axis (0001) off-cut 0.5°~10° ± 0.1° toward M (1-100) | ||
晶向類型C-A | C-axis (0001) off-cut 0.5°~8° ± 0.1° toward A (11-20) | ||
晶向類型A-M | A-axis (11-20) off-cut 0.5°~6° ± 0.1° toward M (1-100) | ||
晶向類型A-C | A-axis (11-20) off-cut 0.5°~6° ± 0.1° toward C (0001) | ||
晶向類型R-M | R-axis (1-102) off-cut 0.5°~6° ± 0.1° toward M (1-100) | ||
晶向類型R-C | R-axis (1-102) off-cut 0.5°~6° ± 0.1° toward C (0001) | ||
晶向類型M-C | M-axis (1-100) off-cut 0.5°~6° ± 0.1° toward C (0001) | ||
直徑 | 50.8mm | 100mm | 150mm |
厚度 | 430um | 650um | 1000um |
定位邊晶向 | A-plane ± 0.3° | ||
定位邊長度 | 16mm | 30mm | 47.5mm |
正面狀態(tài) | Epi-polished,Ra<0.3nm | ||
反面狀態(tài) | SSP:Fine-ground,Ra=0.8-1.2um; DSP:Epi-polished,Ra<0.3nm | ||
總厚度偏差TTV | <10 um | <20 um | <25 um |
彎曲度BOW | -15~0 um | -25~0 um | -35~0 um |
翹曲度WARP | <15 um | <30 um | <40 um |
邊緣去除 | ≤2 mm |
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藍寶石單晶 Sapphire | |
晶體結(jié)構(gòu) | 六方晶體 |
禁帶寬度(eV) | / |
熔點(℃) | 2040℃ |
莫氏硬度(mohs) | 9 |
熱導率(W·cm-1·℃-1) | 0.46W·cm-1·℃-1 |
熱膨脹系數(shù)(℃-1) | 6.7*10-6 // C-axis |
晶格常數(shù)(nm) | a=4.76? c=12.99? |
折射率 | 1.762~1.777 |
透過率 | 測試樣品:藍寶石:直徑76.2毫米×厚度4毫米 |
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