Results 131 to 140 of about 63,195 (336)

Inspection of Compressor Discs by Ultrasonic Leaky Waves Using an Automated C-Scan System

open access: yes, 1990
Damage tolerance concepts are currently being investigated for life extension of critical components of military aircraft engines. The successful implementation of the damage tolerance approach is dependent upon the availability and cost effectiveness of nondestructive inspection (NDI) techniques capable of detecting and sizing small cracks with a high
Fahr, A.   +3 more
openaire   +4 more sources

A Skin‐Like Strain Sensor for Real‐Time Human Motion Detection

open access: yesAdvanced Functional Materials, EarlyView.
A skin‐like strain sensor with exceptional flexibility and breathability enables real‐time human motion detection. It offers continuous ECG monitoring and gesture recognition, ensuring high durability and comfort. This innovative design is ideal for wearable applications, combining reliable performance with seamless integration into dynamic ...
Shiqi Song   +5 more
wiley   +1 more source

Blood Biomarkers and Surface‐Enhanced Raman Spectroscopy for Gout: A Comprehensive Review

open access: yesAdvanced Functional Materials, EarlyView.
Schematic illustrating gout disease progression from asymptomatic hyperuricemia to chronic tophaceous disease, highlighting the limitations of conventional imaging and biochemical diagnostics and the potential of engineered SERS platforms for ultrasensitive blood‐based detection of urate‐related biomarkers across disease stages, with the color gradient
Isuri Perera   +6 more
wiley   +1 more source

Ultrasmall High‐Entropy Materials: Nanoscale Effects, Synthesis, and Mechanistic Insights

open access: yesAdvanced Functional Materials, EarlyView.
This review article focuses on sub‐10 nm high‐entropy materials that combine nanoscale design with complex compositions for next‐generation applications. ABSTRACT Ultrasmall high‐entropy nanomaterials (USHENMs, <10 nm) merge multicomponent chemistry with size‐dependent effects, forming a distinct class of materials with unprecedented properties.
Yueyue He   +5 more
wiley   +1 more source

A Dual‐Functional Electrolyte Additive for Highly Reversible Zinc‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces tetrabutylammonium bromide (TBAB) as a dual‐function additive for aqueous zinc‐ion batteries. TBAB disrupts the hydrogen‐bond network of water while TBA+ adsorbs on Zn to improve interfacial wettability and regulate Zn2+ flux, resulting in suppressed dendrite growth and parasitic reactions. This synergy extended the lifespan of Zn|
Shirui Zhang   +9 more
wiley   +1 more source

The development of an ultrasonic Doppler bed-load velocimeter

open access: yes, 1989
Includes bibliography.A instrument has been developed for measuring the velocity of solid particles adjacent to the pipe wall in a solids-liquid pipeline.
Lazarus, Mark Doron
core  

Comparative Study of Impact Damage in Basalt-Carbon Hybrid Composites Using Infrared Thermography and Ultrasonic C-Scan

open access: gold, 2017
H. Zhang   +4 more
openalex   +1 more source

The application of air-coupled ultrasonic systems and signal processing to the interrogation of concrete [PDF]

open access: yes
This thesis describes the application of ultrasound to the interrogation of concrete for the retrieval of quantitative information. In particular the use of air-coupled ultrasound is applied for the first time with recent improvement in ultrasonic ...
Berriman, James Robert Stockwell
core  

MXene Wrapped Magnetic Mesocrystals for Durable Redox Catalytic Cancer Therapy and Responsive MRI

open access: yesAdvanced Functional Materials, EarlyView.
Conformal wrapping of ultrathin Ti3C2Tx MXene nanosheets on Fe3O4 mesocrystals creates topology‐stabilized Schottky junctions that direct photoinduced electron transfer under NIR irradiation. The unique architecture sustains Fenton catalysis, promotes continuous hydroxyl radical production, and provides photo‐responsive MRI contrast.
Min Jun Ko   +10 more
wiley   +1 more source

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