Aug 13, 2025
Our results demonstrate that something as familiar as analyzing the color of light can become a powerful new resource for quantum sensing. This
Aug 09, 2025
Programmable quantum multimeters are devices that can realize any generalized quantum measurement from a chosen set (either exactly or approximately). Their main feature is that the
Nov 17, 2025
The central theme of our programs has been to advance the understanding of optical and quantum communication, radar, and sensing systems. Broadly speaking, this has entailed: (1) developing
Apr 11, 2026
In addition, the possible integration of these systems with quantum com-munication technologies and the recent progression have been outlined. Finally, the possibility of future research direction towards
Aug 07, 2025
In quantum metrology (as well as computing) it is not easy to pinpoint the specific source of quantum advantage. Here, the authors reveal a link between postselection and the unusually high
Jul 14, 2025
This work experimentally demonstrates how implementing an adaptive optics system in a spatial-mode free-space optical link can allow for quantum communications where it would otherwise
Mar 02, 2026
Key examples will be considered across various subfields, including quantum communication, quantum metrology, and quantum memories. Our
Nov 07, 2025
The focus of this group includes the basic aspects of quantum information theory, quantum communication systems, cryptography, new quantum effects and their experimental
May 21, 2026
With the development of photonic quantum technologies, single photons have become key for various applications including quantum communication and quantum computing, discussed in
Feb 07, 2026
However, practical deployment of quantum communication systems and net-works still demands a large scienti fic endeavor to further develop optical quantum technologies for generating, manipulating,
Oct 08, 2025
Management, Control, and Measurement Planes for Quantum Optical Networks: The program will develop a scalable Quantum Control Plane that will signal and route entangled photons
May 10, 2026
Quantum communication over long distances can be achieved by exploiting a property of light called coherence. The coherence-based exchange of a ''quantum encryption key'' over an optical
Jan 02, 2026
This Review describes quantum frequency combs that operate via photon entanglement, beginning with mode-locked quantum frequency combs followed by energy–time entanglement
Mar 09, 2026
In the quest for robust and universal quantum devices, the notion of simulation plays a crucial role, both from a theoretical and from an applied perspective. In this work, we go beyond the
May 23, 2026
To fill this gap, in this work, we relax the assumption on detailed per-node/per-link knowledge and study instead the problem of path selection in a
Feb 12, 2026
Quantum communication complexity explores the minimum amount of communication required to achieve certain tasks using quantum states. One representative example is quantum
Mar 20, 2026
This Review overviews the application of single photons in quantum communication and quantum computation discussing specific needs and requirements and achieved milestones and
Oct 26, 2025
In this paper we review some of the optical quantum technologies which we are developing at the University of Illinois at Urbana-Champaign.
Sep 25, 2025
In this paper, we investigate the MIMO beam selection (MBS) problem, which is proven to be NP-hard and computationally intractable. To deal with this problem, quantum computing that can provide
Dec 27, 2025
These results improve the theory, methods, and applications of Quantum Optics and provide interesting suggestions for future researching on
Jun 07, 2026
In this context, going beyond quantum communication means exploring the latest applications of this technology and expected technology breakthroughs that could revolutionize the future of information
May 08, 2026
In this paper, we present an integrated optics circuit using multi-mode waveguides to implement QKD for qubits and HD QKD for qudits. Our system demonstrates a successful
May 04, 2026
Our theoretical work is currently focused on the fundamental limits on classical information transmission that are due to the quantum noise of bosonic channels, and on the use of quantum resources in
Jun 21, 2026
Here we overview the applications of single photons in quantum metrology, biology and experiments probing the foundations of quantum physics.
Mar 18, 2026
Harnessing nonlinear optical phenomena using integrated photonics allows for unprecedented control and enhancement of material nonlinearities within a compact chip-scale platform.
Mar 07, 2026
Early adoption could lead to reduced launch costs, the rise of commercial mega-constellations, increased optical communication capabilities, new computing advances including quantum
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