Results 61 to 70 of about 23,192 (302)

Resolving the energy levels of a nanomechanical oscillator

open access: yes, 2019
The coherent states that describe the classical motion of a mechanical oscillator do not have well-defined energy, but are rather quantum superpositions of equally-spaced energy eigenstates.
Arrangoiz-Arriola, Patricio   +7 more
core   +1 more source

A Review on MXene Terminations

open access: yesAdvanced Functional Materials, EarlyView.
Surface terminations play a decisive role in determining the properties of MXenes. Their coordination, composition and stoichiometry can be tuned both during synthesis and through post synthesis methods to tailor MXenes for optimum performance in applications. This review explores the present understanding of surface terminations.
Hari Hara Sudhan Thangavelu   +4 more
wiley   +1 more source

VI Winter School of molecular, quantum acoustics and hydroacoustics and ultrasounds

open access: yesArchives of Acoustics, 2016
VI Winter School of Molecular, Quantum Acoustics and Hydroacoustics and Ultra-sounds was hold between 8-14 March at Szczyrk. The promotor of the Winter School was the Institute of Physics of Silesian University in Gliwice and the newly organized Section ...
M. M. DOBRZAŃSKI
doaj  

Achieving acoustic cloak by using compressible background flow

open access: yes, 2016
We propose a scheme of acoustic spherical cloaking by means of background irrotational flow in compressible fluid. The background flow forms a virtual curved spacetime and guides the sound waves bypass the cloaked objects.
Ge, Mo-Lin, Zhang, Ruo-Yang, Zhao, Qing
core   +1 more source

Biodegradable Implantable Electronics with Wireless Technology for Real‐Time Clinical Applications

open access: yesAdvanced Healthcare Materials, EarlyView.
The article explores how bioresorbable implantable electronics merge wireless communication and power delivery with biodegradable materials to enable real‐time clinical applications. It highlights advances in materials, system design, and medical uses across neural, cardiovascular, digestive, immune, and drug‐delivery systems.
Myeongki Cho   +4 more
wiley   +1 more source

Robust nonreciprocal acoustic propagation in a compact acoustic circulator empowered by natural convection

open access: yesNew Journal of Physics, 2019
The development of the quantum Hall effect in condensed matter physics that breaks time-reversal symmetry by magnetic biasing has inspired its analog in classical nonreciprocal acoustics.
Xingxing Liu   +3 more
doaj   +1 more source

Advancing from MOFs and COFs to Functional Macroscopic Porous Constructs

open access: yesAdvanced Materials, EarlyView.
This review study investigates the recent progress and methodologies for manufacturing metal–organic framework (MOF) or covalent–organic framework (COF)‐based 3D structured macroscopic porous constructs with high structural integrity, providing the possibility to control their porosity across dimensions.
Seyyed Alireza Hashemi   +8 more
wiley   +1 more source

Observation of multiple rotons and multidirectional roton-like dispersion relations in acoustic metamaterials

open access: yesNew Journal of Physics, 2022
Roton dispersion relations were firstly predicted by Landau and have been extensively explored in correlated quantum systems at low temperatures. Recently, the roton-like dispersion relations were theoretically extended to classical acoustics, which ...
Zhenxiao Zhu   +10 more
doaj   +1 more source

Stochastic Impedance

open access: yes, 2019
The concept of impedance, which characterises the current response to a periodical driving, is introduced in the context of stochastic transport. In particular, we calculate the impedance for an exactly solvable model, namely the stochastic transport of ...
Cleuren, Bart, Proesmans, Karel
core   +1 more source

Computational Modeling of Reticular Materials: The Past, the Present, and the Future

open access: yesAdvanced Materials, EarlyView.
Reticular materials are advanced materials with applications in emerging technologies. A thorough understanding of material properties at operating conditions is critical to accelerate the deployment at an industrial scale. Herein, the status of computational modeling of reticular materials is reviewed, supplemented with topical examples highlighting ...
Wim Temmerman   +3 more
wiley   +1 more source

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