Physicists have placed part of a sapphire crystal into a quantum superposition, making it the heaviest object to show quantum effects, in a new take on Erwin Schrödinger's famous cat experiment.

A sapphire crystal weighing 16 micrograms is the largest object ever to exist in a quantum-mechanical superposition of two vibrational states. Researchers at the Hybrid Quantum Systems Group at ...

On Tuesday, Apple's lawyers filed a motion asking the court to let it secretly object [PDF] to the Chapter ... had partnered with Apple to manufacture sapphire components like camera lenses ...