Perspectives on high-frequency nanomechanics, nanoacoustics, and nanophononics

P Priya, ER Cardozo de Oliveira… - Applied Physics …, 2023 - pubs.aip.org
Nanomechanics, nanoacoustics, and nanophononics refer to the engineering of acoustic
phonons and elastic waves at the nanoscale and their interactions with other excitations …

Excellent energy-storage performance in BNT-SST-LMN lead-free relaxor ferroelectric ceramics with high electrical homogeneity

Q Su, Z Ma, J Zhu, N Sun, Y Zhao, C Lu… - ACS Applied Energy …, 2022 - ACS Publications
Relaxor ferroelectric materials have received increasing attention in pulse power devices
due to the high power density and rapid charge–discharge capability. However, challenges …

Combining mesoscale thermal transport and x-ray diffraction measurements to characterize early-stage evolution of irradiation-induced defects in ceramics

M Khafizov, MF Riyad, Y Wang, J Pakarinen, L He… - Acta Materialia, 2020 - Elsevier
In situ characterization of defects, microstructure, and properties will provide new
perspectives regarding the structure-property relationship of materials in extreme …

[HTML][HTML] Photoacoustic 3-D imaging of polycrystalline microstructure improved with transverse acoustic waves

T Thréard, E de Lima Savi, S Avanesyan, N Chigarev… - Photoacoustics, 2021 - Elsevier
Non-invasive fast imaging of grain microstructure of polycrystalline ceria with sub-
micrometric spatial resolution is performed via time-domain Brillouin scattering. The …

Impact of nuclear reactor radiation on the performance of AlN/sapphire surface acoustic wave devices

Y Wang, G Sha, C Harlow, M Yazbeck… - Nuclear Instruments and …, 2020 - Elsevier
The performance of an AlN/sapphire surface acoustic wave (SAW) delay line device was
characterized in real time under irradiation inside a nuclear reactor. Both its resonant …

In-situ measurement of irradiation behavior in LiNbO3

G Sha, C Harlow, A Chernatynskiy, J Daw… - Nuclear Instruments and …, 2020 - Elsevier
In-situ measurement of LiNbO 3 based surface acoustic wave (SAW) crystal resonator
device under irradiation was demonstrated and used to characterize the impact of radiation …

Perspective on non-invasive and non-destructive photoacoustic and photothermal applications

C Glorieux - Journal of Applied Physics, 2022 - pubs.aip.org
This contribution intends to convince readers that by virtue of the rich physics involved,
optical excitation, thermal diffusion, thermal expansion, and acoustic wave propagation, and …

Propagation of laser-generated shock waves in metals: 3D axisymmetric simulations compared to experiments

E Cuenca, M Ducousso, A Rondepierre… - Journal of Applied …, 2020 - pubs.aip.org
This work aims at demonstrating the ability of an acoustic linear code to model the
propagation of a shock wave created by a laser impact over a metallic surface. In this …

3D characterization of individual grains of coexisting high-pressure H2O ice phases by time-domain Brillouin scattering

S Sandeep, T Thréard, E de Lima Savi… - Journal of Applied …, 2021 - pubs.aip.org
Time-domain Brillouin scattering (TDBS) uses ultrashort laser pulses to (i) generate
coherent acoustic pulses of picoseconds duration in a solid sample and (ii) follow their …