Recent years have witnessed significant progress in quantum communication and quantum
internet with the emerging quantum photonic chips, whose characteristics of scalability …

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 …

Integrated femtosecond pulse and frequency comb sources are critical components for a
wide range of applications, including optical atomic clocks, microwave photonics …

Photonic integrated circuits have the potential to pervade into multiple applications
traditionally limited to bulk optics. Of particular interest for new applications are ferroelectrics …

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 …

Integrated photonics will play a key role in quantum systems as they grow from few-qubit
prototypes to tens of thousands of qubits. The underlying optical quantum technologies can …

Virtual and augmented realities are rapidly develo** technologies, but their large-scale
penetration will require lightweight optical components with small aberrations. We …

Electro-optic modulators with low voltages and large bandwidths are crucial for both analog
and digital communication. Recently, thin-film lithium niobate modulators have emerged as …

Efficient frequency shifting and beam splitting are important for a wide range of applications,
including atomic physics,, microwave photonics,,–, optical communication, and photonic …

Lithium niobate (LiNbO3 or LN) is a well-known multifunctional crystal that has been widely
applied in various areas of photonics, electronics, and optoelectronics. In the past …