Sentence examples for gravitational lensing from inspiring English sources
noun
The action of a star that acts as a gravitational lens and focusses starlight from another star that passes behind it as observed from the Earth
This kind of focussing is well-known when it comes to optical lenses, and hence the corresponding gravitational effect is called gravitational lensing.
Gravitational lensing occurs because gravity, as Einstein showed, bends light.
Lovell was instrumental in demonstrating gravitational lensing – the warping of space-time around massive objects.
These objects, small stars that failed to ignite, have been seen indirectly through gravitational lensing.
In a paper published in 1936, Einstein worked out the basic idea of what is now called gravitational lensing.
Finally, gravitational lensing may help cosmologists determine how big the universe is and how quickly it is expanding.
And the streaks circling the fuzzy galaxies in the center are telltale signs of gravitational lensing, a cosmic phenomenon.
This effect is known as gravitational lensing, and the heavy object that causes it as a gravitational lens.
Reprints Related items Space travel: Sealing wax and stringJan 11th 2007They did so by employing a technique called gravitational lensing.
(I say "mostly" because, even after optics had been well developed, physicists did not yet know about gravitational lensing).
It is part of a cluster that has been studied by astronomers exploring an intriguing phenomenon known as weak gravitational lensing.
