Results 101 to 110 of about 99,487 (264)

Change Within Stability: A Mixed‐Methods Study of Identity Development in Established Adulthood

open access: yesJournal of Personality, EarlyView.
ABSTRACT Introduction Longitudinal studies examining identity development in adulthood are scarce, and little is known about the processes through which a stable identity is maintained or revised. This study addresses these gaps by examining (a) longitudinal patterns of identity status development from emerging through established adulthood and (b ...
Hanna Larsson   +5 more
wiley   +1 more source

Study on Waves Causing Unwanted Heat Spots in Ultrasound-Excited Thermography and Its Suppression Method

open access: yesProceedings
Heat spots caused by standing waves in an inspected object can pose practical challenges in nondestructive inspection using ultrasonic excitation thermography.
Masashi Ishikawa   +3 more
doaj   +1 more source

Numerical solution of Rayleigh-Lamb frequency equation for real, imaginary and complex wavenumbers

open access: yesMATEC Web of Conferences, 2018
Guided waves, especially Lamb waves or shear-horizontal waves, are widely used types of waves for ultrasonic inspection of large structures. Well known property of guided waves is their dispersive character, which means that the propagation velocity of ...
Šofer Michal   +2 more
doaj   +1 more source

Non-Semisimple Degeneracy of Lamb Waves

open access: yesMechanics of Solids
Abstract Anomalous guided waves appearing at a non-semisimple degeneracy of the fundamental matrix are observed and analyzed in the framework of the Cauchy sextic formalism. The non-semisimple degeneracy condition is explicitly constructed for the most general case of Lamb waves propagating in a traction-free layer with
Karakozova, A. I., Kuznetsov, S. V.
openaire   +2 more sources

Navigating identity dilemmas in protest: Everyday discursive strategies of engagement in the Catalan independence movement

open access: yesPolitical Psychology, EarlyView.
Abstract Over the past decade, large‐scale protests have been pivotal in shaping institutional dynamics and triggering societal change. Despite increased academic attention, the understanding of participants' experiences remains limited. This paper argues for adopting an actor‐centered perspective to gain novel insights into protest dynamics ...
Cristina Pradillo‐Caimari
wiley   +1 more source

Damage identification in welded structures using symmetric excitation of Lamb waves

open access: yesAdvances in Mechanical Engineering, 2018
Damage monitoring systems based on Lamb wave health monitoring technology have attracted considerable attention for scientific research and industrial applications.
Jian He   +3 more
doaj   +1 more source

Fibre Bragg Gratings in Embedded Microstructured Optical Fibres Allow Distinguishing between Symmetric and Anti-Symmetric Lamb Waves in Carbon Fibre Reinforced Composites

open access: yesSensors, 2017
Conventional contact sensors used for Lamb wave-based ultrasonic inspection, such as piezo-electric transducers, measure omnidirectional strain and do not allow distinguishing between fundamental symmetric and anti-symmetric modes. In this paper, we show
Ben De Pauw   +5 more
doaj   +1 more source

Proximity to settlements in the West Bank shifts protest behavior toward higher‐risk actions and increases perceived collective injustice

open access: yesPolitical Psychology, EarlyView.
Abstract Engagement in political conflict has been linked to various material and psychological motives, while the role of perceived collective injustice remains empirically contested. We examine this hypothesis for protest behavior in the West Bank.
Nils Mallock, Christian Krekel
wiley   +1 more source

An omnidirectional shear horizontal wave transducer based on ring array of face-shear (d24) piezoelectric ceramics

open access: yes, 2016
The non-dispersive fundamental shear horizontal (SH0) wave in plate-like structures is of practical importance in non-destructive testing (NDT) and structural health monitoring (SHM).
Huan, Qiang   +3 more
core   +1 more source

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