Researchers at Tampere University and their collaborators from Germany and India have experimentally confirmed that angular momentum is conserved when a single photon is converted into a ...

Conservation of energy between the times of impacts (since there is no non-conservative work being done between impacts). Conservation of linear momentum in the x-direction for ALL time (since no net ...

As expected, both of the x - and y -components of linear momentum for the system are a constant, even through the times of impacts. It is easy to see that the individual momenta of the particles are ...

Gradientless light fields are shown to exert pulling forces on arbitrary objects in purely passive dielectric media. These forces arise from amplification of the photon linear momentum when light ...

You can't have one without the other. So, if the EmDrive demonstrates a violation of momentum conservation (which it claims to do), then this fundamental symmetry of nature must be broken.

Linear momentum is the product of an object's mass and its velocity (direction and speed). A passenger in a moving car that stops abruptly will continue to move forward due to linear momentum. Ouch.

(b) Illustration of the conservation of linear and OAM in a third-order harmonics generation case. The emitted angle of the XUV photon is determined by vector addition of linear momentum.

Researchers at Tampere University and their collaborators from Germany and India have experimentally confirmed that angular momentum is conserved when ...