Lithium niobate (LN), an outstanding and versatile material, has influenced our daily life for
decades—from enabling high-speed optical communications that form the backbone of the …

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 …

Modern advanced photonic integrated circuits require dense integration of high-speed
electro-optic functional elements on a compact chip that consumes only moderate power …

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 …

Crystalline lithium niobate (LN) is an important optical material because of its broad
transmission window that spans from ultraviolet to mid-infrared and its large nonlinear and …

Efficient interconversion of both classical and quantum information between microwave and
optical frequency is an important engineering challenge. The optomechanical approach with …

Emerging technologies based on tailorable photon–phonon interactions promise new
capabilities ranging from high-fidelity information processing to non-reciprocal optics and …

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 …

Acoustic or mechanical resonators have emerged as a promising means to mediate efficient
microwave-to-optical conversion. Here, we demonstrate conversion of microwaves up to 4.5 …