Table 1 Laser ablation parameters and resultant phase assemblages of nonstoichiometric titanium oxides via PLAL
From: Nonstoichiometric Titanium Oxides via Pulsed Laser Ablation in Water
Sample number | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
1064 nm excitation | FR | FR | QS | QS |
Pulsed energy (mJ/pulse) | 900 | 1100 | 550 | 650 |
Pulse duration | 0.24 ms | 0.24 ms | 16 ns | 16 ns |
Beam size (mm2) | 0.03 | 0.03 | 0.03 | 0.03 |
Fluence (kJ/cm2) | 3.0 | 3.7 | 1.8 | 2.2 |
Frequency (Hz) | 10 | 10 | 10 | 10 |
Power density (107W/cm2) | 13 | 15 | 1.1 × 104 | 1.4 × 104 |
Phases | A < T1T2T3 | A < T1T2T3 | A > T1T2T3 | A > T3 |
Assembly | NCA | NCA | MWT | MWT |
Internal stress (GPa)* | 5.2 | 5.5 | 4.2 | 4.5 |