Results 61 to 70 of about 1,026,698 (226)

“I got caught in my own trap”

open access: yesAmerican Ethnologist, EarlyView.
Abstract For women ethnographers, research involving predominantly male far‐right activists can involve many challenges—ethical, methodological, and emotional. Drawing on interviews and long‐term participant observation, I reflect on my fieldwork with Polish far‐right activists in the UK.
Anna Jochymek
wiley   +1 more source

TerraTinker: Crafting Playful Geospatial Visualizations

open access: yesComputer Graphics Forum, EarlyView.
Abstract With the onset of digital technologies, conveying information to the young generation is becoming evermore challenging, forcing us to explore alternative methods, such as using video games. A typical area that could benefit from innovation is geography, where we want to convey the relationship between selected geographical locations and ...
J. Rosecký   +3 more
wiley   +1 more source

Design oriented simulation of contact-friction instabilities in application to realistic brake assemblies [PDF]

open access: yes, 2010
This paper presents advances in non-linear simulations for systems with contact-friction, with an application to brake squeal. A method is proposed to orient component structural modifications from brake assembly simulations in the frequency and time ...
Lemaire, R.   +5 more
core  

Constrained Layer Damper Modelling and Performance Evaluation for Eliminating Squeal Noise in Trams

open access: yesShock and Vibration, 2014
This paper presents the modelling and design of a constrained layer damper to eliminate squeal noise in a particular tram. Even though resilient wheels are installed in every bogie, squeal noise is generated at the frequency of 780–800 Hz due to the ...
Inaki Merideno   +4 more
doaj   +1 more source

‘I like to dance with the flowers!’: Exploring the possibilities for biodiverse futures in an urban forest school

open access: yesChildren &Society, EarlyView.
Abstract This article explores the ways in which ‘forest school’, an educational approach where children engage in creative and play based activities in a ‘natural’ environment, can contribute towards Sustainable Development Goal 15 (SDG 15) by promoting sustainable use of terrestrial ecosystems and by helping address biodiversity loss. Drawing on data
Hannah Hogarth
wiley   +1 more source

Effects of material properties on generation of brake squeal noise using finite element method

open access: yesLatin American Journal of Solids and Structures
This research paper is concerned with the disc brake squeal problem for passenger cars. The aim of the present research is developing a finite element model of the disc brake assembly in order to improve understanding of the influence of Young's modulus ...
Ali Belhocine, Nouby Mahdi Ghazaly
doaj   +1 more source

Too good to be true? A systematic literature review about the ambivalent consequences and managerial challenges of purpose implementation

open access: yesEuropean Management Review, EarlyView.
Abstract Corporate purpose has rapidly gained prominence in management literature and is considered a highly influential concept in business, promising to enable businesses' transformative power. While most existing studies highlight the positive outcomes of incorporating purpose into organizational frameworks, some research highlights negative ...
Nicole Steller, Guido Möllering
wiley   +1 more source

Importance of the Wheel Vertical Dynamics in the Squeal Noise Mechanism on a Scaled Test Bench

open access: yesShock and Vibration, 2012
This paper investigates the influence of the wheel vertical dynamics in the mechanism of squeal noise on a scaled test bench. To this purpose, sustained oscillations are first studied on a single degree of freedom oscillator, considering both a ...
C. Collette
doaj   +1 more source

Wood Thrush (Hylocichla mustelina) occupancy patterns reveal sensitivity to low precipitation on nonbreeding grounds in northern Costa Rica

open access: yesIbis, EarlyView.
Climatic change and anthropogenic disturbances are reshaping animal populations. Habitat loss and extreme climatic events are particularly strong drivers of declines in species that depend on forested areas. For migratory songbirds, climate and the persistence of suitable habitat over time are fundamental to sustaining populations annually.
Isabel Vargas‐Valverde   +3 more
wiley   +1 more source

Experimental study on mechanism of noise at higher frequencies above 10 kHz generated from high-speed railway cars running on a curved section

open access: yesNihon Kikai Gakkai ronbunshu, 2020
Studies to develop understandings of rolling noise, which has great influence on wayside noise in the frequency range 250 Hz to 4k Hz, have been carried out widely by measurements and theoretical models.
Tsugutoshi KAWAGUCHI   +2 more
doaj   +1 more source

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