Quantum financing system is a foreseeable future of finance, which will demonstrate more
agile, accurate, and secured performance. Financial markets and related activities are …

We theoretically formulate and experimentally demonstrate a secure scheme for semi-
device-independent quantum random number generation by utilizing Leggett-Garg …

We report a directly modulated distributed feedback laser operating in gain-switching mode
for preparing the coherent states required for the Gaussian-modulated coherent-state …

Quantum-secure cryptography is a dynamic field due to its crucial role in various domains.
This field aligns with the ongoing efforts in data security. Post-quantum encryption (PQE) …

We construct a class of three-dimensional photonic quantum random number generators
(QRNGs) and prove that each of them generates maximally unpredictable digits via …

One of the most counterintuitive aspects of quantum theory is its claim that there is “intrinsic”
randomness in the physical world. Quantum information science has greatly progressed in …

Quantum mechanics has greatly impacted our understanding of microscopic nature. One of
the key concepts of this theory is generalized measurements, which have proven useful in …

We experimentally study a quantum random number generator based on the random
excitation of the linearly polarized modes of a gain-switched vertical-cavity surface-emitting …

Random numbers play a crucial role in numerous scientific applications. Source-
independent quantum random number generators (SI-QRNGs) can offer true randomness …

We report an experimental study of the effect of the temperature of the VCSEL on the
probability of excitation of a linearly polarized mode when gain-switching the device. We …