Integrated photonics provides a powerful approach for develo** compact, stable, and
scalable architectures for the generation, manipulation, and detection of quantum states of …

Integrated photonics is playing a key role in the development of quantum technologies
covering applications ranging from quantum communication to computing and from …

We demonstrate a chip-integrated semiconductor source that combines polarization and
frequency entanglement, allowing the generation of entangled biphoton states in a hybrid …

We extensively discuss the Hong–Ou–Mandel experiment by taking an original phase-
space-based perspective. For this, we analyze time and frequency variables as quantum …

In quantum mechanics, the precision achieved in parameter estimation using a quantum
state as a probe is determined by the measurement strategy employed. The quantum limit of …

Spontaneous parametric down-conversion (SPDC) is a widely used source for photonic
entanglement. Years of focused research have led to a solid understanding of the process …

In this paper, we investigate the influence of the symmetry of the biphoton wave function on
the coincidence measurement of the generalized Mach-Zehnder (MZ) interferometer, where …

Entangled photons (biphotons) in the time-frequency degree of freedom play a crucial role in
both foundational physics and advanced quantum technologies. Fully characterizing them …

The celebrated Hong--Ou--Mandel effect illustrates the richness of two-photon
interferometry. In this work, we show that this richness extends to the realm of time-frequency …

Stimulated emission tomography (SET) is a powerful and successful technique to both
improve the resolution and experimentally simplify the task of determining the modal …