Mott materials: unsuccessful metals with a bright future

A Milloch, M Fabrizio, C Giannetti - npj Spintronics, 2024 - nature.com
Achieving the full understanding and control of the insulator-to-metal transition in Mott
materials is key for the next generation of electronics devices, with applications ranging from …

Pattern formation by electric-field quench in a mott crystal

N Gauquelin, F Forte, D Jannis, R Fittipaldi… - Nano Letters, 2023 - ACS Publications
The control of the Mott phase is intertwined with the spatial reorganization of the electronic
states. Out-of-equilibrium driving forces typically lead to electronic patterns that are absent at …

Raman spectroscopy and phonon dynamics in strained

WF Hsu, S Mellaerts, C Bellani, P Homm, N Uchida… - Physical Review …, 2023 - APS
Transition metal oxides are known to have a strong interplay of many degrees of freedom
giving rise to their rich phase diagrams with competing ground states. The Mott material V 2 …

Mott resistive switching initiated by topological defects

A Milloch, I Figueruelo-Campanero, WF Hsu… - Nature …, 2024 - nature.com
Avalanche resistive switching is the fundamental process that triggers the sudden change of
the electrical properties in solid-state devices under the action of intense electric fields …

Giant photoinduced reflectivity modulation of nonlocal resonances in silicon metasurfaces

A Tognazzi, P Franceschini, O Sergaeva… - Advanced …, 2023 - spiedigitallibrary.org
Metasurfaces offer a unique playground to tailor the electromagnetic field at subwavelength
scale to control polarization, wavefront, and nonlinear processes. Tunability of the optical …

Metal–Insulator Transition of Single-Crystal V2O3 through van der Waals Interface Engineering

J Jiang, L Zhang, Y Hu, Y Guo, Z Chen, R Jia… - ACS …, 2023 - ACS Publications
Strongly correlated electron materials harbor interesting materials physics, such as high-T c
superconductivity, colossal magnetoresistance, and metal–insulator transition. These …

[HTML][HTML] Strongly correlated antiferromagnetic vanadates

L Hu, XB Zhu, YP Sun - APL Materials, 2023 - pubs.aip.org
Antiferromagnetic (AFM) materials have zero net magnetic moments due to the alignment of
adjacent magnetic moments antiparallel to each other, which have drawn extensive interest …

Domain nucleation across the metal-insulator transition of self-strained films

A Pofelski, S Valencia, Y Kalcheim, P Salev… - Physical Review …, 2024 - APS
Bulk V 2 O 3 features concomitant metal-insulator (MIT) and structural (SPT) phase
transitions at TC∼ 160 K. In thin films, where the substrate clamping can impose …

Coherent control of the orbital occupation driving the insulator-to-metal Mott transition in

P Franceschini, VR Policht, A Milloch, A Ronchi, S Mor… - Physical Review B, 2023 - APS
Managing light-matter interactions on timescales faster than the loss of electronic coherence
is key for achieving full quantum control of the final products in solid-solid transformations. In …

Simplifying asynchronous optical sampling: an experimental approach toward industrial integration exploiting lock-in acquisition

S Peli, A Tognazzi, P Franceschini, M Gandolfi… - Applied Optics, 2024 - opg.optica.org
Time-resolved optical spectroscopies are emerging as a go-to technique for non-destructive
testing of nanomaterials. Inspecting the thermal and mechanical properties of a mesoscale …