Gravitational Lensing
Gravitational Lensing
Gravitational Lensing
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Deflection angle Introduction to <strong>Gravitational</strong> <strong>Lensing</strong> Applications<br />
Mass mapping by Shearing effect<br />
shearing<br />
• The orientation of intrinsic ellipticities of galaxies<br />
should be almost entirely random<br />
• Observing shearing of the images images, we can get the<br />
mass distribution<br />
shear convergence<br />
θ = Angular position<br />
Potential mapped on the coordinate of line<br />
of sight g
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