Animations

Merger of irrotational neutron star binaries with polytropic index n=1 in full GR (NEW)

• M/R=0.16 vs 0.16, n=1: Merger of neutron stars of compactness=0.16 & 0.16 to a black hole
• M/R=0.15 vs 0.17, n=1: Merger of neutron stars of compactness=0.15 & 0.17 to a black hole
• M/R=0.14 vs 0.18, n=1: Merger of neutron stars of compactness=0.14 & 0.18 to a black hole
• M/R=0.14 vs 0.14, n=1: Merger of neutron stars of compactness=0.14 & 0.14 to a neutron star
• M/R=0.13 vs 0.15, n=1: Merger of neutron stars of compactness=0.13 & 0.15 to a neutron star
• M/R=0.159 vs 0.183, n=1: Merger of neutron stars of compactness=0.159 & 0.183 to a black hole
• M/R=0.16 vs 0.16, n=1: Merger of neutron stars of compactness=0.16 & 0.16 to a black hole; long run
• M/R=0.16 vs 0.16, n=1: Merger of neutron stars of compactness=0.16 & 0.16 to a black hole; long run

Differentially rotating stars in newtonian gravity: the polytropic index n=1.0

• N=1, A=0.3, Ratio=0.6:N=1, A=0.3, Ratio=0.6

Stellar Core Collapse in full GR (Axisymmetric)

• Collapse (Rigid rot): Γ1=1.32, Γ2=2.5, A=∞
• Collapse (Diff. rot): Γ1=1.32, Γ2=2.5, A=1/4
• Collapse (Diff. rot): Γ1=1.3, Γ2=2.5, A=1/10, M=2.5M_{solar}
• Massive Collapse (Rigid & rapid rot): Γ1=1.3, Γ2=2.5, A=∞ NS formation
• Massive Collapse (Rigid & moderate rot): Γ1=1.3, Γ2=2.5, A=∞ BH formation

Neutron star with torus (Full GR, Axisymmetric)

• AIC of NS: Gamma=2

Secular instability of rotating stars in post newtonian gravity against GW emission: the polytropic index n=1.0

• n=1, A=1, Axial Ratio=0.3

3D collapse in full GR

• 3D collapse with A=0.1, 12:10, M=2.5: Unstable
• 3D collapse with A=0.1, 12:10, M=2.5(high resol): Unstable
• 3D collapse with A=0.1, 12:105, M=2.5: Unstable
• 3D collapse with A=0.1, 12:105, M=1.5: Unstable
• 3D collapse with A=0.1, 12:108: Stable
• 3D collapse with A=0.25, 12:108: Stable