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 …

Synchrotron infrared nano-spectroscopy and-imaging

HA Bechtel, SC Johnson, O Khatib, EA Muller… - Surface Science …, 2020 - Elsevier
Infrared (IR) spectroscopy has evolved into a powerful analytical technique to probe
molecular and lattice vibrations, low-energy electronic excitations and correlations, and …

Nanoimaging and Nanospectroscopy of Polaritons with Time Resolved s‐SNOM

Z Yao, S Xu, D Hu, X Chen, Q Dai… - Advanced Optical …, 2020 - Wiley Online Library
The development of electronics and photonics is entering a new era of ultrahigh speed
sensing, data processing, and telecommunication. The carrier frequencies of the next …

Photo-induced terahertz near-field dynamics of graphene/InAs heterostructures

Z Yao, V Semenenko, J Zhang, S Mills, X Zhao… - Optics express, 2019 - opg.optica.org
In this letter, we report optical pump terahertz (THz) near-field probe (n-OPTP) and optical
pump THz near-field emission (n-OPTE) experiments of graphene/InAs heterostructures …

Thickness effects on the epitaxial strain states and phase transformations in (001)-VO2/TiO2 thin films

Y Yang, X Mao, Y Yao, H Huang, Y Lu, L Luo… - Journal of Applied …, 2019 - pubs.aip.org
The thickness-dependent epitaxial strains and phase transformations of (001)-VO 2/TiO 2
thin films are investigated systematically in a wide thickness range (from 9 to 150 nm). Under …

[HTML][HTML] 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 …

Dynamic strain coupling driven by structural phase transition in mixed-dimensional 2H-MoS2/VO2 van der Waals heterointerfaces

W Li, L He, Y Jiang, Y Yao, M Chen, W Ge… - Applied Physics …, 2024 - pubs.aip.org
Mixed-dimensional van der Waals (vdW) heterostructures, integrated two-dimensional (2D)
atomic crystals with three-dimensional (3D) functional materials, offer a powerful means to …

In-plane orientation-dependent metal-insulator transition in vanadium dioxide induced by sublattice strain engineering

W Liang, Z Zhuo, Y Ji, C Lu, M Gao, H Yang… - npj Quantum …, 2019 - nature.com
Selectively modulating the sublattices in 3D transition metal oxides via strains could tailor
the electronic configurations with emerging anomalous properties, which provides new …

Investigating Metal–Insulator Transition and Structural Phase Transformation in the (010)-VO2/(001)-YSZ Epitaxial Thin Films

Y Yang, Y Yao, B Zhang, H Lin, Z Luo, C Gao, C Zhang… - Materials, 2018 - mdpi.com
The VO2 thin films with sharp metal–insulator transition (MIT) were epitaxially grown on
(001)-oriented Yttria-stabilized zirconia substrates (YSZ) using radio-frequency (RF) …

Photo-induced charge density distribution in metal surfaces and its extraction with apertureless near-field optics

ST Chui, X Chen, H Hu, D Hu, Q Dai… - Journal of Physics …, 2019 - iopscience.iop.org
Electromagnetic (EM) waves impinging on finite metallic structures can induce non-uniform
electrical currents and create oscillating charge densities. These local charges govern the …