Results 61 to 70 of about 145,304 (328)

Experimental and numerical studies on low velocity impacts detection and damage identification in metal and composite structures using ultrasonic waves propagation (Lamb waves) [PDF]

open access: yes, 2011
In this thesis a theoretical base required for the development of a reliable structural health monitoring system based on ultrasonic guided waves is considered.
Tancredi, Simone
core  

Synthetic aperture guided wave imaging using a mobile sensor platform [PDF]

open access: yes, 2012
This oral session at conference looks at synthetic aperture guided wave imaging using a mobile sensor ...
Gareth Pierce   +9 more
core   +1 more source

Submicron Metasurface Reconfigured Multiband Smart Windows

open access: yesAdvanced Functional Materials, EarlyView.
This work presents a submicron metasurface reconfigured multiband thermochromic smart window. By integrating subwavelength nanostructures into a Fabry−Perot resonator configuration, it mitigates conventional trade‐offs to simultaneously deliver high luminous transmittance and robust solar heating and radiative cooling modulation capabilities ...
Guanya Wang   +8 more
wiley   +1 more source

Dispersion behavior of torsional guided waves in a small diameter steel gas pipe [PDF]

open access: yes, 2013
Condition monitoring of gas pipes has been an important issue for gas companies. Failure to accurately identify condition of gas pipes result in numerous problems. Also, producing a condition monitoring system for buried pipelines is challenging.
Humphrey, V.   +2 more
core  

Assessing Damages in Pipes through Circular Distribution of Ultrasonic Guided Wave Reflections from Defects

open access: yesChemical Engineering Transactions, 2016
Damages in pipes such as cracks and corrosions may threaten the integrity of pipeline. Using ultrasonic guided waves to detect these defects is efficient. The waves propagate in the pipe wall and carry information of the entire structure.
X.X. Li, S.Q. Zhou
doaj   +1 more source

Shaping Matter with Acoustic Waves: From Particles to Functional Structures

open access: yesAdvanced Functional Materials, EarlyView.
Acoustic‐directed assembly is reviewed as a materials‐oriented strategy for organizing particles, polymers, metals, and biological systems into functional structures. The review distinguishes reversible manipulation from permanent structure formation through medium fixation, particle fixation, and in situ material generation, highlighting routes toward
Avraham Kenigsberg   +5 more
wiley   +1 more source

Immunoinflammatory Mechanisms and Biocompatibility of Bioactive Dental Biomaterials: From Fundamental Insights to Clinical Translation

open access: yesAdvanced Healthcare Materials, EarlyView.
Surface‐host dialogue at the implant interface governs biological fate and osseointegration. Surface physicochemical properties of titanium (Ti) dental implants, including microgrooves, nanopatterns, nanotopography, roughness, and wettability, modulate the initial adsorption of proteins and the formation of a dynamic biointerface.
Daniela Moreira Cunha   +9 more
wiley   +1 more source

Ultrasonic guided wave testing on pipeline corrosion detection using torsional T(0,1) guided waves

open access: yesJournal of Mechanical Engineering and Sciences, 2023
Ultrasonic guided wave testing is used in rapid screening to detect, locate and classify corrosion defects. This non-destructive testing technique can perform wide-range inspection from a single point, thus reducing the time and ...
C.Y. Teoh   +4 more
doaj   +1 more source

Highly Nonlinear Solitary Waves for Rail Buckling Prevention [PDF]

open access: yes, 2013
One of the major structural problems in the railroads made of continuous welded rails is buckling in hot weather and breakage or pulling apart in cold weather.
Cai, Luyao
core  

Natural Biomaterials for Osteochondral Repair: From Source to Strategy

open access: yesAdvanced Healthcare Materials, EarlyView.
Biological origin‐guided overview of natural biomaterials and therapeutic strategies for osteochondral tissue engineering. The circular diagram categorizes representative materials and strategies into plant/algae‐derived, microbial‐derived, animal‐derived, and human‐derived sources, centered on an osteochondral defect repair model.
Hengyu Liu   +5 more
wiley   +1 more source

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