Excitation and detection of acoustic phonons in nanoscale systems

RC Ng, A El Sachat, F Cespedes, M Poblet, G Madiot… - Nanoscale, 2022 - pubs.rsc.org
Phonons play a key role in the physical properties of materials, and have long been a topic
of study in physics. While the effects of phonons had historically been considered to be a …

Fabrication of magnetically recoverable photocatalysts using g-C3N4 for effective separation of charge carriers through like-Z-scheme mechanism with Fe3O4 …

Z Zhu, P Huo, Z Lu, Y Yan, Z Liu, W Shi, C Li… - Chemical Engineering …, 2018 - Elsevier
A novel efficient magnetic oxidation-reduction like-Z-scheme structure photocatalyst
composed of gC 3 N 4, CdS and the oxidation-reduction mediators of Fe 3 O 4 is …

Phase controllable synthesis of CuS nanoparticles by chemical co-precipitation method: effect of copper precursors on the properties of CuS

B Pejjai, M Reddivari, TRR Kotte - Materials Chemistry and Physics, 2020 - Elsevier
The studies focusing on the synthesis of CuS nanoparticles (NPs) by Chemical Co-
Precipitation method (CCP) along with detailed growth mechanism are limited. In addition …

Thermal properties of ultrathin hafnium oxide gate dielectric films

MA Panzer, M Shandalov, JA Rowlette… - IEEE Electron …, 2009 - ieeexplore.ieee.org
Thin-film HfO 2 is a promising gate dielectric material that will influence thermal conduction
in modern transistors. This letter reports the temperature dependence of the intrinsic thermal …

XRD Raman analysis and optical properties of CuS nanostructured film

T Hurma, S Kose - Optik, 2016 - Elsevier
Raman spectroscopy and X-ray diffraction (XRD) methods were applied to determine the
phase composition and crystal quality of CuS nanostructured film grown by spray pyrolysis …

A route for the synthesis of Cu-doped TiO2 nanoparticles with a very low band gap

T Aguilar, J Navas, R Alcántara… - Chemical Physics …, 2013 - Elsevier
This letter presents a method for the synthesis of copper-doped TiO2 nanoparticles. The
semiconductors synthesized were characterized in order to know the composition …

[HTML][HTML] CeO2 nanofibers-CdS nanostructures n–n junction with enhanced visible-light photocatalytic activity

MM Sabzehmeidani, H Karimi, M Ghaedi - Arabian Journal of Chemistry, 2020 - Elsevier
In the present work, the n-cerium (IV) oxide (CeO 2)/n-cadmium sulfide (CdS) composite
nanofibers were successfully synthesized via a facile electrospinning and hydrothermal …

Photoluminescence of oxygen vacancies and hydroxyl group surface functionalized SnO 2 nanoparticles

V Bonu, A Das, S Amirthapandian, S Dhara… - Physical Chemistry …, 2015 - pubs.rsc.org
We report, for the first time, the luminescence property of the hydroxyl group surface
functionalized quantum dots (QDs) and nanoparticles (NPs) of SnO2 using low energy …

Phase composition, size, orientation, and antenna effects of self-assembled anodized titania nanotube arrays: A polarized micro-Raman investigation

V Likodimos, T Stergiopoulos, P Falaras… - The Journal of …, 2008 - ACS Publications
Polarized micro-Raman spectroscopy was applied to investigate the phase composition and
transformation from the amorphous to the crystalline state, size effects, and the …

Phonon confinement and size effect in Raman spectra of ZnO nanoparticles

VI Korepanov, SY Chan, HC Hsu, H Hamaguchi - Heliyon, 2019 - cell.com
We study Raman spectra of ZnO nanoparticles of 5–12 nm size in the whole range of the first-
order phonon bands. We apply the 3D phonon confinement model (PCM) for the …