Terahertz electrodynamics in transition metal oxides

KS Kumar, GL Prajapati, R Dagar… - Advanced Optical …, 2020 - Wiley Online Library
Transition metal oxides (TMOs) are among the most contemporary topics in condensed
matter research. For over the past three decades, the most astounding discoveries of high …

Giant photon momentum locked THz emission in a centrosymmetric Dirac semimetal

L Cheng, Y **ong, L Kang, Y Gao, Q Chang… - Science …, 2023 - science.org
Strong second-order optical nonlinearities often require broken material centrosymmetry,
thereby limiting the type and quality of materials used for nonlinear optical devices. Here, we …

Insights into first-principles characterization of the monoclinic VO 2 (B) polymorph via DFT+ U calculation: electronic, magnetic and optical properties

E Mohebbi, E Pavoni, D Mencarelli, P Stipa… - Nanoscale …, 2022 - pubs.rsc.org
We have studied the structural, electronic, magnetic, and optical properties of the VO2 (B)
polymorph using first-principles calculations based on density functional theory (DFT). This …

Thermally switchable terahertz absorber based on a VO2-included one-dimensional photonic crystal

B Roumi, M Erzen, R Abdi-Ghaleh, H Akkus, Y Zhou… - Applied Physics A, 2023 - Springer
Here, a thermally switching absorber based on a one-dimensional photonic crystal
containing a phase change material is proposed, which operates in the terahertz range …

Reconfigurable and broadband analog computing with terahertz metasurface based on electrical tuning of vanadium-dioxide resonators

MA Shameli, M Magarotto, AD Capobianco… - IEEE …, 2024 - ieeexplore.ieee.org
A architecture of reconfigurable analog computing devices is proposed for image processing
and advanced wireless communication systems, such as those required for self-driving cars …

Synthesis of Monoclinic vanadium dioxide via one-pot hydrothermal route

G Liu, Z Du, M Li, Y Long - Colloids and Interfaces, 2021 - mdpi.com
Pure monoclinic vanadium dioxide nanoparticles (VO2 NPs) with a controlled uniform size
are considered essential for the preparation of thermochromic smart window coatings on …

Remarkable dielectric breakdown strength enhancement of a PVDF terpolymer using a 2D hybrid organic inorganic perovskite as a functional additive

Y Lu, D Zhao, L Yulia, H Chen, X Chen… - Journal of Materials …, 2019 - pubs.rsc.org
A two-dimensional hybrid perovskite,(PEA) 2PbI4, is added as a functional additive to a
dielectric PVDF terpolymer matrix to improve its dielectric strength. It is found that a trace …

[PDF][PDF] Dielectric Response Properties of Nanostructured Mott Transition Vanadium Dioxide (VO2) in the Terahertz (THz) Regime

NNALI NUMAN - academia.edu
A reversible first-order insulator-to-metal transition in VO2 at a transition temperature≈ 340
K (68◦ C), was reported by Morin (1959). This reversible change in the structure (from the …

Structure-Decomposition relationships of homoleptic and heteroleptic vanadium (IV) alkoxides for defined gas phase depositions of VO2 and V2O3 thin films

D Graf, M Frank, O Ojelere, I Gessner… - Materials Today …, 2020 - Elsevier
A facile high yield synthesis of a novel non-oxo heteroleptic vanadium (IV) alkoxide with
chelating asymmetric fluorinated ß-heteroarylacetamides (2, 2, 2-trifluoro-N-(pyridine-2-yl) …

Usage of VO2 (B) as a catalyst in the dehydration reaction of MgH2 and as an intercalate material in lithium batteries (Primena VO2 (B) kao katalizatora u reakciji …

SS Milošević - 2016 - elibrary.ru
Four polymorphs of vanadium-dioxide draw attention because of their unique properties,
while polymorph VO2 (B) is interesting because of its catalytic and electrochemical …