We propose an all-optical approach to achieve optical nonreciprocity on a chip by quantum
squeezing one of two coupled resonator modes. By parametric pumping a χ (2)-nonlinear …

We propose how to achieve nonreciprocal quantum entanglement of light and motion and
reveal its counterintuitive robustness against random losses. We find that by splitting the …

We propose how to achieve quantum nonreciprocity via unconventional photon blockade
(UPB) in a compound device consisting of an optical harmonic resonator and a spinning …

Cavity-free optical nonreciprocity components, which have an inherent strong asymmetric
interaction between the forward-and backward-propagation direction of the probe field, are …

Optical nonreciprocity is important in photonic information processing to route the optical
signal or prevent the reverse flow of noise. By adopting the strong nonlinearity associated …

We propose how to create and manipulate one-way nonclassical light via photon blockade
in rotating nonlinear devices. We refer to this effect as nonreciprocal photon blockade (PB) …

Optical nonreciprocity is an essential property for a wide range of applications, such as
building nonreciprocal optical devices that include isolators and circulators. The realization …

We investigate nonreciprocal photon correlations in coupled microring resonators with
directional quantum squeezing (quantum parametric amplification). We show that the …

Quantum entanglement plays a key role in both understanding the fundamental aspects of
quantum physics and realizing various quantum devices for practical applications. Here we …

Magnetic-free optical non-reciprocal components, such as isolators and circulators, are
highly desirable for on-chip optical signal processing, and quantum networks,. However …