It has often been assumed that waves are two-dimensional and understanding of wave breaking to-date has been based on these assumptions. Yet in the ocean, waves can travel in many directions and ...

It has been known for centuries that light exhibits wave-like behavior in certain ... German and Indian physicists have shown that ultra-thin two-dimensional materials such as tungsten diselenide ...

Two-dimensional materials are substances with a thickness of a few nanometres or less. Electrons in these materials are free to move in the two-dimensional plane, but their restricted motion in ...