Phonon mode at interface and its impact on interfacial thermal transport

S Shan, Z Zhang, S Volz, J Chen - Journal of Physics …, 2024 - iopscience.iop.org
Due to the minimization and integration of micro/nano-devices, the high density of interfaces
becomes a significant challenge in various applications. Phonon modes at interface …

Atomic-scale probing of heterointerface phonon bridges in nitride semiconductor

YH Li, RS Qi, RC Shi, JN Hu, ZT Liu… - Proceedings of the …, 2022 - National Acad Sciences
Interface phonon modes that are generated by several atomic layers at the heterointerface
play a major role in the interface thermal conductance for nanoscale high-power devices …

Advances in ultrahigh-energy resolution EELS: phonons, infrared plasmons and strongly coupled modes

MJ Lagos, IC Bicket, SS Mousavi M, GA Botton - Microscopy, 2022 - academic.oup.com
Abstract Nowadays, sub-50 meV atom-wide electron probes are routinely produced for
electron energy loss spectroscopy in transmission electron microscopes due to …

Probing molecular vibrations by monochromated electron microscopy

X Yan, CA Gadre, T Aoki, X Pan - Trends in Chemistry, 2022 - cell.com
Chemical bonds fundamentally determine molecular properties and are prevalently
characterized by various spectroscopic means such as infrared and Raman spectroscopies …

[HTML][HTML] A machine learning vibrational spectroscopy protocol for spectrum prediction and spectrum-based structure recognition

H Ren, H Li, Q Zhang, L Liang, W Guo, F Huang… - Fundamental …, 2021 - Elsevier
Vibrational spectroscopy is one of the most commonly applied techniques for determining
molecular structures. Conventional applications often involve extensive expertise or …

Revealing nanoscale confinement effects on hyperbolic phonon polaritons with an electron beam

A Konečná, J Li, JH Edgar, FJ García de Abajo… - Small, 2021 - Wiley Online Library
Hyperbolic phonon polaritons (HPhPs) in hexagonal boron nitride (hBN) enable the direct
manipulation of mid‐infrared light at nanometer scales, many orders of magnitude below the …

Plasmon wake in anisotropic two-dimensional materials

ZL Mišković, M Moshayedi - Physical Review Research, 2023 - APS
We use analytically tractable dielectric response models, which are supported by ab initio
calculations for anisotropic two-dimensional (2D) materials and quasi-2D metals that host …

Lessons from the harmonic oscillator: Reconciliation of the frequency-resolved frozen phonon multislice method with other theoretical approaches

PM Zeiger, J Barthel, LJ Allen, J Rusz - Physical Review B, 2023 - APS
We compare the frequency-resolved frozen phonon multislice (FRFPMS) method
[introduced in PM Zeiger and J. Rusz, Phys. Rev. Lett. 124, 025501 (2020) 0031-9007 …

Terahertz optics-driven phase transition in two-dimensional multiferroics

J Zhou, S Zhang - npj 2D Materials and Applications, 2021 - nature.com
Displacive martensitic phase transition is potentially promising in semiconductor-based data
storage applications with fast switching speed. In addition to traditional phase transition …

Theory of atomic-scale vibrational map** and isotope identification with electron beams

A Konecna, F Iyikanat, FJ García de Abajo - Acs Nano, 2021 - ACS Publications
Transmission electron microscopy and spectroscopy currently enable the acquisition of
spatially resolved spectral information from a specimen by focusing electron beams down to …