Modern scattering‐type scanning near‐field optical microscopy for advanced material research

X Chen, D Hu, R Mescall, G You, DN Basov… - Advanced …, 2019 - Wiley Online Library
Infrared and optical spectroscopy represents one of the most informative methods in
advanced materials research. As an important branch of modern optical techniques that has …

Molecular quantum materials: electronic phases and charge dynamics in two-dimensional organic solids

M Dressel, S Tomić - Advances in physics, 2020 - Taylor & Francis
This review provides a perspective on recent developments and their implications for our
understanding of novel quantum phenomena in the physics of two-dimensional organic …

Universal phase dynamics in VO2 switches revealed by ultrafast operando diffraction

A Sood, X Shen, Y Shi, S Kumar, SJ Park, M Zajac… - Science, 2021 - science.org
Understanding the pathways and time scales underlying electrically driven insulator-metal
transitions is crucial for uncovering the fundamental limits of device operation. Using …

Modeling of the electrical conductivity, thermal conductivity, and specific heat capacity of

J Ordonez-Miranda, Y Ezzahri, K Joulain, J Drevillon… - Physical Review B, 2018 - APS
Based on Bruggeman's symmetric effective-medium formula and an explicit expression
derived for the temperature evolution of the volume fractions of the metallic and isolating …

[HTML][HTML] Controlled grain-size thermochromic VO2 coatings by the fast oxidation of sputtered vanadium or vanadium oxide films deposited at glancing angles

AJ Santos, B Lacroix, M Dominguez, R Garcia… - Surfaces and …, 2021 - Elsevier
An original, simple and cost-effective oxidation strategy to attain thermochromic vanadium
dioxide thin films is reported. This two-step procedure comprises the initial deposition of DC …

Thermal hysteresis measurement of the VO2 dielectric function for its metal-insulator transition by visible-IR ellipsometry

JA Ramirez-Rincon, CL Gomez-Heredia… - Journal of Applied …, 2018 - pubs.aip.org
The real and imaginary parts of the dielectric function of VO 2 thin films, deposited on r-plane
sapphire via pulsed laser deposition, are measured by means of visible-infrared …

Low-temperature dielectric anomaly arising from electronic phase separation at the Mott insulator-metal transition

A Pustogow, R Rösslhuber, Y Tan, E Uykur… - npj quantum …, 2021 - nature.com
Coulomb repulsion among conduction electrons in solids hinders their motion and leads to a
rise in resistivity. A regime of electronic phase separation is expected at the first-order phase …

Phase coexistence at the first-order Mott transition revealed by pressure-dependent dielectric spectroscopy of

R Rösslhuber, A Pustogow, E Uykur, A Böhme, A Löhle… - Physical Review B, 2021 - APS
The dimer Mott insulator κ-(BEDT-TTF) 2 Cu 2 (CN) 3 can be tuned into metallic and
superconducting states on applying pressure of 1.5 kbar and more. We have performed …

A near-field study of VO2/(100) TiO2 film and its crack-induced strain relief

X Chen, S Kittiwatanakul, Y Cheng, TV Slusar… - Applied Physics …, 2022 - pubs.aip.org
Temperature-induced metal–insulator transition (MIT) in vanadium dioxide (VO 2) has been
under intense research interest for decades both theoretically and experimentally. Due to …

Localized surface plasmon resonance tunability of VO2/Au/VO2 composite nanotriangle sandwich array

J Liang, X Song, P Li, L Zhou… - Materials Research …, 2019 - iopscience.iop.org
A vanadium dioxide (VO 2) and Gold nanotriangle composite sandwich structure (VO
2/Au/VO 2) was fabricated via nanosphere lithography technique. It exhibits reversible …