A new study, “Spin-dependent optical activity of the telecom range ClV center in SiC: a wavefunction theory analysis”, provides important theoretical insights into the chlorine-vacancy (ClV) defect in silicon carbide (SiC) – an emerging quantum defect that operates in the telecom wavelength range. 🌐💡 Using advanced wavefunction-based theoretical methods, researchers working on the QRC-4-ESP project reveal how the ClV centre exhibits spin-dependent optical properties, deepen

A new study, “Vanadium photoluminescence in 3C-SiC”, sheds fresh light on the optical properties of vanadium defects in cubic silicon carbide (3C-SiC) – a material attracting growing interest for quantum technologies. 🔬💎 Combining advanced spectroscopy, materials growth, and theoretical modelling, the researchers at LiU working on the QRC-4-ESP project investigate the photoluminescence signatures of vanadium centres and provide important insights into their electronic struc

🔍 Layered semiconductors are attracting growing interest for quantum technologies such as photonics, sensing, and spin-based devices. So far, most research has focused on artificially engineered materials . In contrast, natural layered materials - like talc - have been largely overlooked, even though they offer several important advantages. 🌿 Talc and related silicate materials have a wide, direct bandgap, very few optically active defects, and a low density of nuclear sp

🔬 A new paper in npj Computational Materials reports a major step forward in accurately modelling colour centres - atomic-scale defects that are central to many quantum technologies . 👥 Zsolt Benedek, Ádám Ganyecz, Anton Pershin, Viktor Ivady and Gergely Barcza🔗 https://www.nature.com/articles/s41524-025-01813-0 💎 Colour centres in semiconductors such as diamond play a key role in quantum sensing and quantum information. However, describing their electronic states accur