
超平硅片(AFM、SEM用硅片)
常作为AFM基底片用在科学研究中,超平硅片的一些参数如下:
|
4" |
6" |
8" |
直径 |
100 mm |
150 mm |
200 mm |
向性 |
<100> |
<100> |
<100> |
级别 |
P/Boron |
P/Boron |
P/Boron |
Growth Method: |
CZ |
CZ |
CZ |
电阻率 |
10-20 Ohm-cm |
10-20 Ohm-cm |
10-20 Ohm-cm |
厚度 |
525µm ±20µm |
675µm ±20µm |
725µm ±20µm |
TTV: |
<4.00µm |
<4.00µm |
<4.00µm |
SFPD: |
<2.0µm |
<2.0µm |
<2.0µm |
Warp: |
≤30µm |
≤30µm |
≤30µm |
Bow: |
≤30µm |
≤30µm |
≤30µm |
微粒数 |
≤20@≥0.3µm |
≤20@≥0.3µm |
≤20@≥0.3µm |
正面Front Surface |
Polished |
Polished |
Polished |
背面Back Surface |
Etched |
Etched |
Etched |
平整度Flat: |
2 per SEMI Standard |
1 per SEMI Standard |
2 per SEMI Standard |
Site Flatness: |
<2.0µm |
<2.0µm |
<2.0µm |
粗糙Roughness |
Typically 2-3Å |
Typically 2-3Å |
Typically 2-3Å |
产品选购:
货号 |
产品名称 |
规格 |
71893-01 |
Ultra-Flat Silicon Wafer, 4" |
1片 |
71893-02 |
Ultra-Flat Silicon Wafer, 6" |
1片 |
71893-03 |
Ultra-Flat Silicon Wafer, 8" |
1片 |