Results 151 to 160 of about 45,052 (312)

Optimal Sensors Placement to Enhance Damage Detection in Composite Plates [PDF]

open access: yes, 2014
This paper examines an important challenge in ultrasonic structural health monitoring (SHM), which is the problem of the optimal placement of sensors in order to accurately detect and localize damages.
MOREL, Julien   +5 more
core  

Gut Mycobiota‐Associated Tryptophan Catabolites Protect Against Metabolic Dysfunction‐Associated Steatotic Liver Disease

open access: yesAdvanced Science, EarlyView.
ABSTRACT Accumulating evidence suggests that the intestinal microbiota participates in the progression of metabolic dysfunction‐associated steatotic liver disease (MASLD) through microbiota‐host interaction. However, the beneficial role of commensal mycobiota in MASLD progression remains poorly understood.
Shuping Qiao   +11 more
wiley   +1 more source

Helix Alignment, Chevrons, and Edge Dislocations in Twist‐Bend Ferroelectric Nematics

open access: yesAdvanced Science, EarlyView.
The recently discovered twist‐bend ferroelectric nematic (NTBF) is the new member of the multiferroic family, representing a fluid with an oblique helicoidal (heliconical) periodic structure of spontaneous electric polarization. The work presents a thorough exploration of the material properties of this phase, how the periodic modulation of ...
Bijaya Basnet   +8 more
wiley   +1 more source

The analysis of aerospace adhesively bonded aluminium plates using electromagnetic acoustic transducers (EMATs) [PDF]

open access: yes
This Thesis describes techniques used in the analysis of aerospace adhesively bonded sandwich joints using radially polarised shear wave EMATs, together with an analysis of the general performance of the EMAT systems used in the investigation.
Dixon, S.
core  

The characterisation of rock masses from laboratory and field studies of the velocity and attenuation of seismic waves [PDF]

open access: yes, 1996
This thesis addresses the concept of non-destructive rock mass characterisation using in-situ measurements of the velocity and attenuation of seismic waves. The thesis is divided in to two sections, the first of which considers a comprehensive laboratory
Pearce, Dominic Robert
core  

Experimental Research on the Effect of Ultrasonic Waves on the Adsorption, Desorption, and Seepage Characteristics of Shale Gas. [PDF]

open access: yesACS Omega, 2021
Li X   +12 more
europepmc   +1 more source

Overcoming the Trade‐Off Between Magnetic Coupling and Electrical Insulation in Soft Magnetic Materials via Nanochain Engineering

open access: yesAdvanced Science, EarlyView.
This study employs a nanochain engineering approach combined with an in situ oxidation strategy to fabricate self‐insulating iron‐based magnetic nanochains, addressing the challenge of balancing magnetic coupling and electrical insulation in soft magnetic materials.
Dingrong Zuo   +8 more
wiley   +1 more source

A low-cost ultrasonic 3D measurement device for calibration of Cartesian and non-Cartesian machines [PDF]

open access: yes
The major obstacles to the widespread adoption of 3D measurement systems are accuracy, speed of process and the cost. At present, high accuracy for measuring 3D position has been achieved, and there have been real advances in reducing measurement time ...
Aldawi, Fouad Juma
core  

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