Atomic clocks are the basis upon which a second is defined. But there is a new kid on the block, the optical clock, which ...

Applied physicists at the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) have created a photon ...

Twisted moiré photonic crystals—an advanced type of optical metamaterial—have shown enormous potential in the race to engineer smaller, more capable and more powerful optical systems. How do they work ...

A new technique based on new physics offers strong, scalable control over quantum information, paving the way for more ...

Applied physicists have created a photon router that could plug into quantum networks to create robust optical interfaces for noise-sensitive microwave quantum computers.

Optical tweezers, which earned the Nobel Prize in Physics in 2018, are a powerful tool used to manipulate microscopic ...

Optical physics is the study of the fundamental properties of light and its interaction with matter. This includes classical optical phenomena such as reflection, refraction, diffraction and ...

A revolutionary timekeeping breakthrough could be on the horizon as scientists explore the thorium-229 nuclear optical clock, ...

In twisted moiré photonic crystals, how the layers twist and overlap can change how the material interact with light. By changing the twist angle and the spacing between layers, these materials can be ...

Applied physicists at the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) have created a photon ...

Physicists at the University of Ottawa add an orbital spin to their laser beams to control the movement of electrons in their ...

Since then, physicists have exploited these non-linear optics in techniques ranging from precision measurement to quantum ...