Lithium niobate (LN), first synthesized 70 years ago, has been widely used in diverse
applications ranging from communications to quantum optics. These high-volume …

Lithium niobate (LN) has experienced significant developments during past decades due to
its versatile properties, especially its large electro-optic (EO) coefficient. For example, bulk …

Early experiments with transiting circular Rydberg atoms in a superconducting resonator laid
the foundations of modern cavity and circuit quantum electrodynamics, and helped explore …

Photons at microwave and optical frequencies are principal carriers for quantum information.
While microwave photons can be effectively controlled at the local circuit level, optical …

The coupling of microwave and optical systems presents an immense challenge due to the
natural incompatibility of energies, but potential applications range from optical …

The commercial success of radio-frequency acoustic filters in wireless communication
systems has launched aluminum nitride (AlN) as one of the most widely used …

Solid-state microwave systems offer strong interactions for fast quantum logic and sensing
but photons at telecom wavelength are the ideal choice for high-density low-loss quantum …

Rare earth emitters enable critical quantum resources including spin qubits, single photon
sources, and quantum memories. Yet, probing of single ions remains challenging due to low …

Nonlinear frequency mixing is a method to extend the wavelength range of optical sources
with applications in quantum information and photonic signal processing. Lithium niobate …

Second-order nonlinear optical processes convert light from one wavelength to another and
generate quantum entanglement. Creating chip-scale devices to efficiently control these …