Results 71 to 80 of about 146,900 (194)

COMPUTATIONAL ACOUSTICS IN MULTI-FIELD PROBLEMS [PDF]

open access: yes, 2011
We present physical/mathematical models base on partial differential equations (PDEs) and efficient numerical simulation schemes based on the Finite Element (FE) method for multi-field problems, where the acoustic field is the field of main interest ...
MANFRED KALTENBACHER   +1 more
core   +1 more source

Multi‐Scale Magnetically Controlled Soft Matter Robots for Tissue Interfacing Applications

open access: yesSmartBot, EarlyView.
Magnetically controlled soft matter robots (MSMRs) integrate remote magnetic control with soft matter adaptability for minimally invasive biomedical tasks at tissue interfaces across multiple scales. This review examines the interaction mechanisms between MSMRs and tissue interfaces, with MSMRs classified into five categories according to their ...
Wenxin Lian   +9 more
wiley   +1 more source

Cell‐Based Micro/Nanorobots: From Living Carriers to Living Therapeutic Specialists

open access: yesSmartBot, EarlyView.
Cell‐based micro/nanorobots integrate evolutionarily acquired biological intelligence with engineered capabilities, offering new opportunities for precision medicine in vivo. However, the complex physiological environments of different organs pose significant challenges to their clinical translation.
Junfeng Wu   +12 more
wiley   +1 more source

The acoustics of Stonehenge

open access: yes, 2013
This is an excerpt from a book chapter with the same title in the book Acoustics and Music of British Pre History. The article discusses the measurement and analysis of the acoustics of the pre-historic site Stonehenge based on models and measurements ...
Fazenda, BM
core   +1 more source

Relevance of the Magnetic Nanoparticles for Second Harmonic Ultrasound Generation: A New Approach for Magneto‐Acoustic Theranostic

open access: yesSmall, EarlyView.
Pulsed electromagnetic fields induce second harmonic ultrasound generation in magnetic nanoparticles under isothermal conditions without heating. Non‐aligned and magnetically pre‐aligned nanoparticle clusters significantly enhance acoustic emission amplitude.
R. Marqués‐Gómez   +6 more
wiley   +1 more source

Frequency scaling and figure of merit for ultrafast magneto-acoustics

open access: yes
The quest for manipulation of magnetization on ultrafast timescales faces many technological challenges. Successful achievement thereof could shed light on novel fundamental phenomena, such as inertial magnetization dynamics, as well as accelerate ...
Vavassori, Paolo   +5 more
core   +1 more source

Acoustics [PDF]

open access: yes, 2007
The acoustics environment in space operations is important to maintain at manageable levels so that the crewperson can remain safe, functional, effective, and reasonably comfortable.
Goodman, Jerry R., Grosveld, Ferdinand
core  

OPEN-ACCESS INTERACTIVE ONLINE COURSEWARE IN ACOUSTICS DEVELOPED WITHIN THE SCOPE OF THE ACOUSTICS KNOWLEDGE ALLIANCE (ASKNOW) PROJECT

open access: yes, 2023
International audienceSeveral years ago, a consortium of several universities and companies was formed with the mission to disseminate the knowledge in the field of acoustics and make it more accessible to a wider circle of professionals, as well as to ...
Raetz, Samuel   +9 more
core  

Advanced Sensing Materials and Their Applications for Power Sensors

open access: yesHigh Voltage, EarlyView.
ABSTRACT The construction of new‐generation power systems imposes stringent requirements on the safety and reliability of critical equipment, making accurate state perception essential for grid security and digital transformation. Sensing materials fundamentally determine sensor performance in terms of sensitivity, bandwidth, environmental adaptability
Weigen Chen   +8 more
wiley   +1 more source

Seed layer formation by deposition of micro‐crystallites on a revolving substrate. Part II: application to some nonlinear effects

open access: yesActa Crystallographica Section B, EarlyView.
A method of averaging the material coefficients of crystallites deposited at an angle onto a revolving substrate isapplied to effective nonlinear dielectric, piezoelectric and elastic constants, as well as linear pyroelectric coefficients, for triclinic crystals.The matrix method of averaging material coefficients of crystallites deposited at an angle ...
Arthur Ballato, John Ballato
wiley   +1 more source

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