Frequency-dependent hyperpolarizability β(ω) in form of electro-optic pockel's effect (EOPE) β(−ω;ω,0) in ×10−33 esu, and electric field induced second harmonic generation (EFSHG) with β(2 − ω;ω,ω) in ×10−33 esu at ω = 532 nm and ω = 1064 nm.
| Superalkalis | ω = 0.0856 au (532 nm) | ω = 0.0428 au (1064 nm) | ||
|---|---|---|---|---|
| β(−ω;ω,0) | β(−2ω;ω,0) | β(−ω;ω,0) | β(−2ω;ω,0) | |
| Ge 5 AM 3 | ||||
| Ge5Li3 (A) | 3.28 × 10−27 | 4.42 × 10−27 | 6.99 × 10−29 | 1.81 × 10−28 |
| Ge5Na3 (B) | 1.29 × 10−27 | 3.63 × 10−27 | 2.50 × 10−28 | 3.72 × 10−28 |
| Ge5K3 (C) | 3.54 × 10−26 | 1.30 × 10−26 | 2.24 × 10−28 | 9.50 × 10−28 |
| Ge 9 AM 5 | ||||
| Ge9Li5 (D) | 3.02 × 10−29 | 3.28 × 10−29 | 7.86 × 10−29 | 1.47 × 10−30 |
| Ge9Na5 (E) | 7.68 × 10−28 | 4.42 × 10−27 | 1.56 × 10−26 | 2.94 × 10−27 |
| Ge9K5 (F) | 6.39 × 10−27 | 1.04 × 10−26 | 4.93 × 10−29 | 1.39 × 10−27 |
| Ge 10 AM 3 | ||||
| Ge10Li3 (G) | 9.67 × 10−29 | 1.98 × 10−28 | 2.24 × 10−29 | 6.99 × 10−29 |
| Ge10Na3 (H) | 5.71 × 10−28 | 3.71 × 10−28 | 2.85 × 10−29 | 5.62 × 10−29 |
| Ge10K3 (I) | 1.21 × 10−27 | 1.04 × 10−27 | 5.87 × 10−29 | 2.42 × 10−28 |