| Next>> |
|
| 磷酸钛钾: |
| 基本性能: |
|
| 1. 物理性能 |
|
| 化学式 |
KTiOPO4 |
| 晶体结构 |
Orthorhombic， Point group mm2 |
| 晶格常数 |
a=6.404A, b=10.616A, c=12.814A Z=8 |
| 熔点 |
1172℃ |
| 居里温度 |
936℃ |
| 莫式硬度 |
≈5.0 |
| 容度 |
2.945g/cm3 |
| 线型吸收系数 |
α＜0.001cm-1 @λ=1064nm or 532nm |
| 吸湿率 |
-- |
| 介电常数 |
εeff =13 |
| 比热 |
0.1643 cal/g·℃ |
| 导电率 |
3.5×10-8 s/cm(C-axis，22℃,1KHz) |
| 导垫率 |
13W/m/k |
| 2.线型光学性能 |
|
| 适光范围 |
| 350-4500nm.见适光曲线图 |
| 折射率 |
| 波长 |
nx |
nv |
nz |
| 1064nm |
1.7377 |
1.7453 |
1.8297 |
| 532nm |
1.7780 |
1.7886 |
1.8887 |
|
| 垫光学系数： |
|
| dnx/dT=1.1×10-5/℃ |
dnv/dT=1.3×10-5/℃ |
dnz/dT=1.6×10-5/℃ |
|
| Sellmeier 方程: |
|
| n2x=3.0065+0.03901/(λ2-0.04251)-0.01327λ2 |
|
| n2V=3.0333+0.04154/(λ2-0.04547)-0.01408λ2 |
|
| n2Z=3.3134+0.05694/(λ2-0.05658)-0.01682λ2 |
|
| 3. 非线型光学性能 |
|
| 相压输出范围: 492-1700nm |
| 非线型光学系数: |
|
| d31=2.54pm/V, d32=4.35pm/V, d33=16.pm/V, |
|
| d24=3.64pm/V, d15=1.91pm/V, at 1064nm |
|
| deff (11)≈(d24-d15)sin2φsin2θ-(
d15sin2φ+ d24cos2φ)sinθ |
| Electri-optic coefficients: |
低频 |
高频 |
| |
(pm/V) |
(pm/V) |
| γ13 |
9.5 |
8.8 |
| γ23 |
15.7 |
13.8 |
| γ33 |
36.3 |
35.0 |
| γ51 |
7.3 |
6.9 |
| γ42 |
9.3 |
8.8 |
|
