An introduction to nonlinear integrated photonics: structures and devices

L Sirleto, GC Righini - Micromachines, 2023 - mdpi.com
The combination of integrated optics technologies with nonlinear photonics, which has led to
growth of nonlinear integrated photonics, has also opened the way to groundbreaking new …

Nitrogen concentration control during diamond growth for NV centre formation

T Teraji, C Shinei, Y Masuyama… - … of the Royal …, 2024 - royalsocietypublishing.org
Negatively charged nitrogen-vacancy (NV−) centres formed in diamond crystals are point
defects that have potential applications in various quantum devices such as highly sensitive …

Quantum control of exciton wave functions in 2D semiconductors

J Hu, E Lorchat, X Chen, K Watanabe, T Taniguchi… - Science …, 2024 - science.org
Excitons—bound electron-hole pairs—play a central role in light-matter interaction
phenomena and are crucial for wide-ranging applications from light harvesting and …

Cs2Fe2(MoO4)3─A Strongly Frustrated Magnet with Orbital Degrees of Freedom and Magnetocaloric Properties

L Kubíčková, AK Weber, M Panthöfer… - Chemistry of …, 2024 - ACS Publications
We report an in-depth study of the thermodynamic and magnetocaloric properties of a
strongly frustrated magnet, Cs2Fe2 (MoO4) 3. The underlying structure belongs to the …

Monolithic integration of single quantum emitters in hBN bullseye cavities

L Spencer, J Horder, S Kim, M Toth… - ACS Photonics, 2023 - ACS Publications
The ability of hexagonal boron nitride to host quantum emitters in the form of deep-level
color centers makes it an important material for quantum photonic applications. This work …

Role of S-Vacancy Concentration in Air Oxidation of WS2 Single Crystals

F Bussolotti, H Kawai, TD Maddumapatabandi, W Fu… - ACS …, 2024 - ACS Publications
Semiconducting transition metal dichalcogenides (TMDs) are a class of two-dimensional
materials with potential applications in optoelectronics, spintronics, valleytronics, and …

Spin squeezing in open Heisenberg spin chains

T Hernández Yanes, G Žlabys, M Płodzień, D Burba… - Physical Review B, 2023 - APS
Spin squeezing protocols successfully generate entangled many-body quantum states, the
key pillars of the second quantum revolution. In our recent work [Phys. Rev. Lett. 129 …

Electrical operation of hole spin qubits in planar MOS silicon quantum dots

Z Wang, A Sarkar, SD Liles, A Saraiva, AS Dzurak… - Physical Review B, 2024 - APS
Silicon hole quantum dots have been the subject of considerable attention thanks to their
strong spin-orbit coupling enabling electrical control, a feature that has been demonstrated …

Enhancing quantum state tomography via resource-efficient attention-based neural networks

AM Palmieri, G Müller-Rigat, AK Srivastava… - Physical Review …, 2024 - APS
In this paper, we propose a method for denoising experimental density matrices that
combines standard quantum state tomography with an attention-based neural network …

Appearance of spectral dip in the cathodoluminescence spectrum of negatively charged nitrogen-vacancy centers in diamonds

J Chen, C Shinei, J Inoue, H Abe, T Ohshima… - Diamond and Related …, 2024 - Elsevier
Negatively charged nitrogen-vacancy (NV−) centers in diamond produce a characteristic
optical zero-phonon line (ZPL) at 637 nm. This emission line can be observed under optical …