Results 21 to 30 of about 639,729 (268)

Optimal Overall Dimensions of a Surface Acoustic Waves Ring Resonator

open access: yesИзвестия высших учебных заведений России: Радиоэлектроника, 2023
Introduction. In previous works, the authors considered the frequency characteristics of sensitive elements made of various materials in the form of a ring resonator on surface acoustic waves (SAW), along with their fixing methods in the housing, the ...
S. Yu. Shevchenko, D. A. Mikhailenko
doaj   +1 more source

Strong and weak head-related transfer functions: The eHRTF analytical framework [PDF]

open access: yesJASA Express Letters
This article introduces an analytical framework for modeling head-related transfer functions (HRTFs) from a listener-centered perspective. The distinction between strong (or general) HRTFs, aiming for idealized physical acoustic fidelity, and weak (or ...
Michele Geronazzo
doaj   +1 more source

Architecture and School: an approach about physical and educational space in teaching processes/Arquitetura e Escola: uma abordagem do espaço físico educacional colaborador dos processos de ensino

open access: yesDiversitas Journal, 2020
Primary childhood education, as a social promoter, has required the elaboration of spaces in which everyone has access, and this has significantly altered the functioning of these institutions.
Jaciel Guilherme da Silva   +2 more
doaj   +1 more source

Adaptive Foam 3D Printing of Ultralight and Multifunctional Materials

open access: yesAdvanced Engineering Materials, EarlyView.
Adaptive foam 3D printing, enabled by expandable microspheres, imparts cellular structures to thermoplastic and thermosetting polymers, manufactured through a variety of processes including fused filament fabrication, direct ink writing, digital light processing, and inkjet printing.
Nariman Rajabifar, Amir Ameli
wiley   +1 more source

Hydrogel‐Based 3D‐Printed Anthropomorphic Breast Phantom for Emulating Mechanical and Dielectric Properties of Mammary Tissue. Applications in Microwave Imaging

open access: yesAdvanced Functional Materials, EarlyView.
A 3D‐printable breast phantom is developed using patient‐derived MRI data and hydrogels that replicate the dielectric properties of healthy and cancerous tissues. Mechanical and dielectric characterization confirm its suitability for microwave imaging.
Carlos M. Andreu   +5 more
wiley   +1 more source

MODELING AND EXPERIMENTAL STUDY OF A FIBER OPTIC HYDROPHONE SENSING ELEMENT [PDF]

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2014
A model of the fiber-optic hydrophone sensor is suggested. Hydrophone construction comprises a malleable core made of a polymeric material with regulated elastic properties to which the optical fiber is wound. The built-in module of Comsol Multiphysics
Mikhail E. Efimov   +2 more
doaj  

Nitride MXenes Beyond Carbides: Bridging the Gap Between Computational Prediction and Experimental Realization

open access: yesAdvanced Functional Materials, EarlyView.
Nitride MXenes remain constrained by a persistent gap between computational prediction and experimental realization. This Review identifies the thermodynamic, kinetic, and chemical barriers limiting their synthesis, critically evaluates emerging fabrication routes, and proposes a multidimensional computational‐experimental framework to accelerate the ...
Naresh Varnakavi, Masoud Soroush
wiley   +1 more source

Model of the acoustic path of a separate-combined optical-acoustic transducer

open access: yesНаучно-технический вестник информационных технологий, механики и оптики
Ultrasonic testing methods occupy one of the key positions in flaw detection, structurescopy, in assessing the strength characteristics of materials and the stress-strain state of products.
A. V. Fedorov   +3 more
doaj   +1 more source

Study of capabilities of hybrid scheme for advection terms approximation in mathematical models of compressible flows

open access: yesТруды Института системного программирования РАН, 2018
The hybrid method for approximation of advective terms is proposed in order to resolve flows in the wide Mach numbers region. This hybrid method is based on the Kurganov-Tadmor (KT) scheme and projection method PISO (Pressure Implicit with Splitting ...
M. V. Kraposhin
doaj   +1 more source

Advancing Human Skin Equivalents: The Crucial Role of Neurovascular Integration

open access: yesAdvanced Healthcare Materials, EarlyView.
This review discusses the importance of integrating vascular and peripheral nerve systems into human skin equivalents (HSEs) to better recapitulate native skin physiology. Recent advances in vascularized, innervated, and neurovascularized HSEs are highlighted, together with emerging bioengineering strategies, current challenges, and future ...
Hao Wu   +4 more
wiley   +1 more source

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