Results 91 to 100 of about 10,179 (211)

Ultrasonic Characterization of Epoxy Composites Reinforced by Glass Powder

Journal of Engineering and Sustainable Development, 2013
The aim of this work is to find relationships between the selected parameters of an ultrasonic waves and the glass powder content in an epoxy composites . Epoxy composites materials with 10% , 20% , 30% , 40% , 50% and 60% glass powder volume fraction
Awad Hallosh Khidhir , Amer Yahya M. Aljarjees, Osama A. Amor   +2 more
doaj  

Optimizing Self-compacting Concretes with Recycled Plastic Aggregate: Fresh and Hardened Properties – Experimental Study and Modeling

Medžiagotyra
This study investigates the effects of incorporating recycled polyethylene terephthalate (PET) plastic aggregate into self-compacting concrete (SCC) as a partial replacement for natural aggregate.
Said ZAOUAI, Rachid RABEHI, Mohamed RABEHI   +2 more
doaj   +1 more source

Estimating Compressive Strength of Concrete Containing Untreated Coal Waste Aggregates Using Ultrasonic Pulse Velocity. [PDF]

Materials (Basel), 2021
Karimaei M, Dabbaghi F, Dehestani M, Rashidi M.   +3 more
europepmc   +1 more source

Integrated Ultrasonic Platform for Bioelectronic Control through Biological Barriers Based on Metasurface

Advanced Science, EarlyView.
A metasurface‐enabled ultrasonic platform achieves precise multi‐focal control through biological barriers, real‐time physiology‐driven modulation, and simultaneous wireless power and data transmission. By unifying wavefront engineering, closed‐loop feedback, and acoustic communication, this work establishes key enabling technologies toward scalable ...
Chuanxin Zhang, Hanjie Xiao, Xue Jiang, Dean Ta   +3 more
wiley   +1 more source

Correlation between the Compressive Strength and Ultrasonic Pulse Velocity of Cement Mortars Blended with Silica Fume: An Analysis of Microstructure and Hydration Kinetics. [PDF]

Materials (Basel), 2021
Hong G, Oh S, Choi S, Chin WJ, Kim YJ, Song C.   +5 more
europepmc   +1 more source

A Portable and Dual‐Button Microneedle Device Enables Intelligent Multimodal Laser Sensing

Advanced Science, EarlyView.
A portable and dual‐button microneedle device enables rapid interstitial fluid sampling. Coupled with multimodal laser sensing and AI‐assisted data processing, the platform enables simultaneous molecular and elemental analysis for minimally invasive and multiplexed health assessment toward point‐of‐care diagnostics.
Yuanchao Liu, Xiujuan Hu, Shengqun Shi, Bowen Li, Zhixing Ge, Yunchen Long, Chaochao Sun, Annan Chen, Bingbing Gao, Lianbo Guo, Condon Lau, Wei Luo, Chwee Teck Lim   +12 more
wiley   +1 more source

Versatile DNA‐Functionalized Biohybrid Hydrogel Platforms for Electrothermally Activated On‐Demand Payload Release

Advanced Science, EarlyView.
A DNA‐functionalized biohybrid hydrogel is developed by integrating Cu‐mediated nucleic acid microflowers into a thermoresponsive matrix, enabling electrothermally triggered, on‐demand payload release. The platform offers spatiotemporally controllable therapeutic delivery with promising applications in precision oncology, neural regulation, and chronic
Mengqiu Sun, Zhenshuai Tang, Jia Zhang, Rui Song, Wei Luo, Juan Huang, Jincheng Zeng, Zhen He, Hao Zhang   +8 more
wiley   +1 more source

Assessment of Reinforced Concrete Columns Using Ultrasonic Tomography

e-Journal of Nondestructive Testing
Nondestructive testing (NDT) is increasingly being used in the construction industry for auxiliary inspection of concrete structures. One of the most used techniques is the measurement of the ultrasonic pulse velocity.
Alexandre Lorenzi, Leonardo Covatti de OLIVEIRA, Tobias Pigatto Ottoni, Lucas Alexandre Reginatto, Luciani Somensi Lorenzi   +4 more
doaj   +1 more source

Brown Adipocyte Sheets Alleviate Myocardial Ischemia–Reperfusion Injury Through NRG4–ErbB4–Dependent Ferroptosis Inhibition

Advanced Science, EarlyView.
Brown adipocyte sheets are engineered to protect the heart against myocardial ischemia–reperfusion injury by restraining ferroptosis. Upon transplantation onto the cardiac surface, they improve cardiac function, limit infarction and fibrosis, and enhance angiogenesis.
Lifu Sun, Yuting Liu, Jingbo Zhang, Takuji Kawamura, Junjun Li, Li Liu, Shigeru Miyagawa   +6 more
wiley   +1 more source

Neuromorphic Near‐Sensor and In‐Sensor Computing Enabled by Next‐Generation Material‐Based Sensors

Advanced Science, EarlyView.
This Review presents a structural framework that classifies neuromorphic sensing into near‐sensor and in‐sensor architectures, clarifying physical coupling between sensing and computation. The framework connects neural and synaptic device functions with recent advances in optical, mechanical, and chemical sensing, compares energy consumption and ...
Su Yeon Jung, Gwang Ya Kim, Sejin Kim, Hyunjong Seo, Se Gi Lee, Sang Min Won, Dongjoon Rhee, Joohoon Kang   +7 more
wiley   +1 more source