Terahertz phonon engineering with van der Waals heterostructures

Y Yoon, Z Lu, C Uzundal, R Qi, W Zhao, S Chen… - Nature, 2024 - nature.com
Phonon engineering at gigahertz frequencies forms the foundation of microwave acoustic
filters, acousto-optic modulators and quantum transducers,. Terahertz phonon engineering …

The neural code of auditory phantom perception

N Weisz, S Müller, W Schlee, K Dohrmann… - Journal of …, 2007 - Soc Neuroscience
Tinnitus is defined by an auditory perception in the absence of an external source of sound.
This condition provides the distinctive possibility of extracting neural coding of perceptual …

Nonlinear ultrafast acoustics at the nano scale

PJS van Capel, E Péronne, JI Dijkhuis - Ultrasonics, 2015 - Elsevier
Pulsed femtosecond lasers can generate acoustic pulses propagating in solids while
displaying either diffraction, attenuation, nonlinearity and/or dispersion. When acoustic …

Coherent Terahertz Sound Amplification and Spectral Line Narrowing<? format?> in a Stark Ladder Superlattice

RP Beardsley, AV Akimov, M Henini, AJ Kent - Physical review letters, 2010 - APS
The bias voltage applied to a weakly coupled n-doped GaAs/AlAs superlattice increases the
amplitude of the coherent hypersound oscillations generated by a femtosecond optical …

Polariton-driven phonon laser

DL Chafatinos, AS Kuznetsov, S Anguiano… - Nature …, 2020 - nature.com
Efficient generation of phonons is an important ingredient for a prospective electrically-
driven phonon laser. Hybrid quantum systems combining cavity quantum electrodynamics …

[PDF][PDF] Научная сессия Отделения физических наук Российской академии наук (26 марта 2008 г.)

ВВ Климов, ЯН Истомин… - Успехи физических …, 2008 - scholar.archive.org
В этом докладе обсуждаются процессы рождения релятивистской электронно-
позитронной плазмы в магнитосферах вращающихся намагниченных нейтронных …

Broadband wave filtering of bioinspired hierarchical phononic crystal

P Zhang, AC To - Applied physics letters, 2013 - pubs.aip.org
Broadband wave filtering effect is observed in a phononic crystal with hierarchical structure
inspired by biocomposites. Through a multilayered model with hierarchical structure, it is …

Electrically driven microcavity exciton-polariton optomechanics at 20 GHz

AS Kuznetsov, DHO Machado, K Biermann, PV Santos - Physical Review X, 2021 - APS
Microcavity exciton polaritons enable the resonant coupling of excitons and photons to
vibrations in the super-high-frequency (SHF, 3–30 GHz) domain. We introduce here a novel …

[HTML][HTML] Probing gigahertz coherent acoustic phonons in TiO2 mesoporous thin films

ERC de Oliveira, C Xiang, M Esmann, NL Abdala… - Photoacoustics, 2023 - Elsevier
Ultrahigh-frequency acoustic-phonon resonators usually require atomically flat interfaces to
avoid phonon scattering and dephasing, leading to expensive fabrication processes, such …

Topological nanophononic states by band inversion

M Esmann, FR Lamberti, P Senellart, I Favero, O Krebs… - Physical Review B, 2018 - APS
Nanophononics is essential for the engineering of thermal transport in nanostructured
electronic devices, it greatly facilitates the manipulation of mechanical resonators in the …