Results 91 to 100 of about 61,031 (292)

An Energy Focusing Flexible and Lightweight Acoustic Metamaterial for Enhanced Ultrasound Power Transfer

open access: yesAdvanced Materials, EarlyView.
A flexible and lightweight acoustic metamaterial composed of air cavities encased in polydimethylsiloxane (PDMS) is introduced to enhance ultrasound power transfer. The metamaterial leverages the strong reflectivity of air cavity boundaries to concentrate incoming ultrasound, thereby improving the performance of piezoelectric energy harvesters ...
Hyung‐Suk Kwon   +4 more
wiley   +1 more source

Continuous laser hardening with induction pre-heating [PDF]

open access: yes, 2014
A novel way of continuous surface hardening of steel bodies by a laser beam is modeled. This heat treatment is supplemented with pre-heating of the hardened parts by a classic inductor in order to reduce the temperature gradients and subsequent ...
Dolezel, I.   +3 more
core  

Rigorous modal analysis of plasmonic nanoresonators

open access: yes, 2018
The specificity of modal-expansion formalisms is their capabilities to model the physical properties in the natural resonance-state basis of the system in question, leading to a transparent interpretation of the numerical results.
Faggiani, Rémi   +2 more
core   +1 more source

Localized Temperature Monitoring in Mouse Brain during Light Delivery via a Non‐Planar Tapered Fiber‐Integrated µRTD Sensor

open access: yesAdvanced Materials, EarlyView.
We report a multifunctional tapered optical fiber integrating a conformal micro‐resistance temperature detector (µRTD) for local, real‐time thermometry during optical stimulation. The platform combines light‐delivery and temperature sensing within a minimally invasive footprint, enabling detection of sub‐degree cortical heating under representative ...
Antonio Balena   +6 more
wiley   +1 more source

Hydrogel‐Based Airway‐on‐Tube With Perfusable Endothelial Lumen and Outward Epithelialization

open access: yesAdvanced Materials, EarlyView.
A hydrogel‐based airway‐on‐tube platform featuring a perfusable endothelial lumen and outward epithelialization is presented. The system supports primary human bronchial epithelial and lung microvascular endothelial coculture under air‐liquid interface conditions.
Ali Doryab   +8 more
wiley   +1 more source

Моделювання об’єктів з розподіленими параметрами в середовищі COMSOL Multiphysics

open access: yesВісник Національного технічного університету України «Київський політехнічний інститут імені Ігоря Сікорського»: Серія «Хімічна інженерія, екологія та ресурсозбереження»
У статті розглянуто математичне моделювання процесу три-риформінгу метану (ТРМ) на основі феномену консервативно-збуреної рівноваги (CPE). Запропоновано комплексний підхід до моделювання реактора ТРМ в середовищі COMSOL Multiphysics з інтеграцією даних,
Vitaliy Trishch, Dmytro Kovaliuk
doaj   +1 more source

Numerical Modeling of the Heating Process in a Radiofrequency Electromagnetic Field Using Comsol Multiphysics [PDF]

open access: yesJournal of Electrical and Electronics Engineering, 2014
This paper presents aspects concerning the numerical modeling of heating oak wood in a radiofrequency field, using a staggered throughfield type applicator of 13.56 MHz frequency and Comsol Multiphysics software.
LAZA (BULC) Marcela   +2 more
doaj  

COMSOL MULTIPHYSICS MODEL FOR DWPF CANISTER FILLING [PDF]

open access: yes, 2011
The purpose of this work was to develop a model that can be used to predict temperatures of the glass in the Defense Waste Processing Facility (DWPF) canisters during filling and cooldown. Past attempts to model these processes resulted in large (>200K) differences in predicted temperatures compared to experimentally measured temperatures.
openaire   +2 more sources

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