# Inverse-design of high-dimensional quantum optical circuits in a complex medium

@inproceedings{Goel2022InversedesignOH, title={Inverse-design of high-dimensional quantum optical circuits in a complex medium}, author={Suraj Goel and Saroch Leedumrongwatthanakun and Natalia Herrera Valencia and Will McCutcheon and Claudio Conti and Pepijn W. H. Pinkse and Mehul Malik}, year={2022} }

Suraj Goel,1, ∗ Saroch Leedumrongwatthanakun,1, ∗ Natalia Herrera Valencia,1 Will McCutcheon,1 Claudio Conti,2, 3, 4 Pepijn W. H. Pinkse,5 and Mehul Malik1, † Institute of Photonics and Quantum Sciences, Heriot-Watt University, Edinburgh, UK Department of Physics, University Sapienza, Piazzale Aldo Moro 2, 00185 Rome, Italy Institute for Complex Systems, National Research Council (ISC-CNR), Via dei Taurini 19, 00185 Rome, Italy Research Center Enrico Fermi, Via Panisperna 89a, 00184 Rome, Italy…

## 11 Citations

### Ultra-long quantum walks via spin-orbit photonics

- PhysicsOptica
- 2022

The possibility of fine-tuning the couplings between optical modes is a key requirement in photonic circuits for quantum simulations. In these architectures, emulating the long-time evolution of…

### Processing Entangled Photons in High Dimensions with a Programmable Light Converter

- PhysicsPhysical Review Applied
- 2022

High-dimensional entanglement offers a variety of advantages for both fundamental and applied applications in quantum information science. A central building block for such applications is a…

### High-fidelity and large-scale reconfigurable photonic processor for NISQ applications.

- PhysicsOptics express
- 2022

Reconfigurable linear optical networks are a key component for the development of optical quantum information processing platforms in the NISQ era and beyond. We report the implementation of such a…

### Quantum light in complex media and its applications

- PhysicsNature Physics
- 2022

Photons are often referred to as flying quantum bits, a phrase that emphasizes both their quantum character and their ability to carry quantum information between two distant points. To what extent…

### Retrieving space-dependent polarization transformations via near-optimal quantum process tomography

- Physics
- 2022

An optical waveplate rotating light polarization can be modeled as a single-qubit unitary operator, whose action can be experimentally determined via quantum process tomography. Standard approaches…

### Retrieving unitary polarization transformations via optimized quantum tomography

- Physics
- 2022

An optical waveplate rotating light polarization can be modeled as a single-qubit unitary operator, whose action can be experimentally determined via quantum process tomography. Standard approaches…

### High-dimensional spatial mode sorting and optical circuit design using multi-plane light conversion

- PhysicsAPL Photonics
- 2023

Multi-plane light converters (MPLCs) are an emerging class of optical device capable of converting a set of input spatial light modes to a new target set of output modes. This operation represents a…

### Roadmap on multimode photonics

- PhysicsJournal of Optics
- 2022

Multimode devices and components have attracted considerable attention in the last years, and different research topics and themes have emerged very recently. The multimodality can be seen as an…

### Noise-Robust and Loss-Tolerant Quantum Steering with Qudits

- Physics, Computer ScienceQuantum 2.0 Conference and Exhibition
- 2022

We introduce a noise-robust and loss-tolerant test of quantum steering designed for single-detector measurements that harnesses the advantages of high-dimensional entanglement. We experimentally…

### Referenceless characterisation of complex media using physics-informed neural networks

- Physics, Computer Science
- 2023

This work uses this method to accurately measure the transmission matrix of a commercial multi-mode fiber without the problems of output-phase ambiguity and dark spots, leading to upto 58% improvement in focusing efficiency compared with phase-stepping holography.

## References

SHOWING 1-10 OF 69 REFERENCES

### Scalable and Robust Photonic Integrated Unitary Converter Based on Multiplane Light Conversion

- PhysicsPhysical Review Applied
- 2022

Optical unitary converter (OUC) that can convert a set of N mutually orthogonal optical modes into another set of arbitrary N orthogonal modes is expected to be the key device in diverse…

### Programmable linear quantum networks with a multimode fibre

- PhysicsNature Photonics
- 2019

By demonstrating reliable reprogrammable linear transformations, with the prospect to scale, the results highlight the potential of complex media driven by wavefront shaping for quantum information processing.

### Integrated photonic quantum technologies

- PhysicsNature Photonics
- 2019

This Review summarizes the advances in integrated photonic quantum technologies and its demonstrated applications, including quantum communications, simulations of quantum chemical and physical systems, sampling algorithms, and linear-optic quantum information processing.

### Two-photon quantum walk in a multimode fiber

- PhysicsScience Advances
- 2016

This report demonstrates a highly multimode platform for multiphoton interference experiments and provides a powerful method to program a general high-dimensional multiport optical circuit.

### Unscrambling entanglement through a complex medium

- PhysicsNature Physics
- 2020

The transfer of quantum information through a noisy environment is a central challenge in the fields of quantum communication, imaging and nanophotonics. In particular, high-dimensional quantum…

### Universal linear optics

- PhysicsScience
- 2015

This work demonstrates a single reprogrammable optical circuit that is sufficient to implement all possible linear optical protocols up to the size of that circuit and programmed this system to implement heralded quantum logic and entangling gates, boson sampling with verification tests, and six-dimensional complex Hadamards.

### Chip-to-chip quantum teleportation and multi-photon entanglement in silicon

- PhysicsNature Physics
- 2019

The demonstration of chip-to-chip quantum teleportation and genuine multipartite entanglement, the core functionalities in quantum technologies, on silicon-photonic circuitry are reported, laying the groundwork for large-scale integrated photonic quantum technologies for communications and computations.

### Reconﬁgurable synthesizer for quantum information processing of high-dimensional entangled photons

- Physics
- 2021

High-dimensional entangled photons are a key resource for advanced quantum information processing. Efﬁcient processing of high-dimensional entangled photons requires the ability to synthesize their…

### 20-Mode Universal Quantum Photonic Processor

- Physics
- 2022

Integrated photonics is an essential technology for optical quantum computing. Universal, phase-stable, reconﬁgurable multimode interferometers (quantum photonic processors) enable manipula-tion of…

### Experimental Greenberger–Horne–Zeilinger entanglement beyond qubits

- PhysicsNature Photonics
- 2018

A three-dimensionally entangled Greenberger–Horne–Zeilinger state, where all three photons reside in a qutrit space, is generated by developing a new multi-port in combination with a novel four-photon source entangled in orbital angular momentum.