Table 2 Simulated localized density changes as a function of composition and laser energy for the shell with the highest change in density, density within the focal point (shell 1–5), and the change in density from shell 1–11.

From: Laser-induced structural modification in calcium aluminosilicate glasses using molecular dynamic simulations

Composition

PE (eV)

Initial density (g/cm3)

Max Δρ (%)

Focal volume Δρ (shell 15)(%)

Overall Δρ (shell 6–11) (%)

10CaO 10Al2O3 80SiO2

100

2.57

14.0

− 81.6

8.1

50

2.57

12.4

− 76.8

7.7

25

2.57

11.3

− 67.5

7.0

15

2.57

9.7

− 53.6

5.7

10

2.57

7.4

− 31.5

4.1

15CaO 15Al2O3 70SiO2

100

2.68

11.6

− 78.2

6.1

50

2.68

11.2

− 74.2

5.8

25

2.68

10.1

− 67.2

5.5

15

2.68

8.6

− 54.6

4.9

10

2.68

6.7

− 31.2

3.4

20CaO 20Al2O3 60SiO2

100

2.78

10.1

− 72.8

4.9

50

2.78

9.5

− 69.4

4.7

25

2.78

8.3

− 62.3

4.3

15

2.78

6.8

− 48.9

3.9

10

2.78

5.7

− 19.3

2.6

25CaO 25Al2O3 50SiO2

100

2.86

8.7

− 70.6

4.1

50

2.86

8.0

− 66.9

3.7

25

2.86

7.7

− 62.7

3.4

15

2.86

6.6

− 49.0

3.2

10

2.86

4.9

− 13.5

2.2

  1. These measurements were average over ten timesteps and standard error less than 1%.