Dipole selection rules underpin much of our understanding in characterization of matter and
its interaction with external radiation. However, there are several examples where these …

Manipulation of quantum optical pulses, such as single photons or entangled photon pairs,
enables numerous applications, from quantum communications and networking to …

The measurement of a wave function plays a pivotal role in quantum physics and presents a
distinctive challenge in experiment. Recent works have shown that both the real and …

Highly entangled quantum states, shared by remote parties, are vital for quantum
communications and metrology. Particularly promising are the N00N states—entangled N …

The ability to manipulate and measure the time-frequency structure of quantum light is useful
for information processing and metrology. Measuring this structure is also important when …

Hong-Ou-Mandel (HOM) interference between independent photon sources (HOMI-IPS) is
the fundamental block for quantum information processing. All the previous HOMI-IPS …

The classical Wiener–Khinchin theorem (WKT), which can extract spectral information by
classical interferometers through Fourier transform, is a fundamental theorem used in many …

Entanglement, describing the inseparability of a quantum multiparty system, is one of the
most intriguing features of quantum mechanics. Violation of Bell inequality, for ruling out the …

Quantum entanglement plays a prominent role in both foundational physics and emerging
quantum technologies. Light is especially promising as a platform for experimental …

The generation of ultrafast laser pulses and the reconstruction of their electric fields is
essential for many applications in modern optics. Quantum optical fields can also be …