The work 'Hyperbolic phonon-polariton electroluminescence in 2D heterostructures', led by researchers at the US Advanced ...

The physics of light absorption in silicon is such that while a photon changes the electron's energy state, a phonon is ...

In laptops and cell phones, standard strain silicon technology is used to stretch ... gives us tremendous new freedoms," Li said. The phonon vibrational properties are key for superconductivity ...