Results 141 to 150 of about 80,859 (280)

Improved relay chatter detector [PDF]

open access: yes, 1971
Detector provides go/no-go sensing of momentary relay or contact opening during vibration testing. Device compares duration of unwanted openings to calibrated standard and lights indicator if standard is exceeded.
Reynolds, R. K.
core   +1 more source

Buying Greenland

open access: yes
The Political Quarterly, Volume 96, Issue 1, Page 5-7, January/March 2025.
Deborah Mabbett
wiley   +1 more source

Sex‐specific impact of repeated adolescent vapour exposure to JWH‐018 on dopamine response, behaviour and pharmacokinetics across adolescence and adulthood

open access: yesBritish Journal of Pharmacology, EarlyView.
Abstract Background and Purpose Alarming trends show that vaping e‐cigarettes containing synthetic cannabinoid receptor agonists, such as JWH‐018, is increasing among youth. However, the effects of these trends are unclear in both sexes. We therefore characterized the neuropharmacological effects of adolescent JWH‐018 inhalation in male and female rats.
Nicholas Pintori   +7 more
wiley   +1 more source

A Right‐Wing Populist Turn in the Conservative Party of Canada? Continuities and Ruptures Under the Leadership of Pierre Poilievre (2022–2025)

open access: yesCanadian Review of Sociology/Revue canadienne de sociologie, EarlyView.
ABSTRACT Since his election as leader of the Conservative Party of Canada (CPC) in 2022, Pierre Poilievre has been associated with populism in media and political discourse, with implicit and explicit comparisons to Donald Trump. This article investigates the validity of such assessments by applying “complex” theories of populism, which conceptualize ...
Efe Peker, Emily Laxer, Rémi Vivès
wiley   +1 more source

Modeling dynamics of parallel turning operations [PDF]

open access: yes, 2010
Parallel turning operations are advantageous in terms of productivity since there are more than one cutting tools in operation. However, the dynamic interaction between these parallel tools may create additional stability problems and the advantage of ...
Budak, Erhan   +2 more
core  

Red era: Dyeing yak hair fibres red with in situ generated silver nanoparticles using silver nitrate and a flavonoid‐containing plant extract

open access: yesColoration Technology, EarlyView.
Abstract Plants and their extracts have been used for dyeing fabrics, skin and hair for thousands of years and have been experiencing a revival in the last years due to increasing health risks arising from oxidative hair dye precursors. We developed a novel two‐step method to dye keratin fibres based on in situ formed silver nanoparticles including a ...
Julia K. Hachmann   +4 more
wiley   +1 more source

Bayesian-bootstrap process capability analysis for mixture model

open access: yesFrontiers in Applied Mathematics and Statistics
This research contributes valuable insights into the evaluation of process capability indices, Spmk and CPY, through the development of a mixture model of two components: Frechet distributions based on maximum likelihood and the Bayesian estimation ...
Tahira Kanwal   +4 more
doaj   +1 more source

Optimization of 5-Axis milling processes based on the process models with application to airfoil machining [PDF]

open access: yes, 2007
5-axis milling is widely used in machining of complex surfaces such as airfoils. Improper selection of machining parameters may cause low productivity and undesired results during machining.
Budak, Erhan, Tunc, Taner
core  

Eco-efficient process based on conventional machining as an alternative technology to chemical milling of aeronautical metal skin panels [PDF]

open access: yes, 2019
El fresado químico es un proceso diseñado para la reducción de peso de pieles metálicas que, a pesar de los problemas medioambientales asociados, se utiliza en la industria aeronáutica desde los años 50.
Sol Illana, Irene del
core  

In the Danger Zone: Wrens Respond More Strongly to Experimentally Simulated Predators Near Their Nest

open access: yesEthology, EarlyView.
(A) A ferruginous pygmy‐owl (Glaucidium brasilianum) photo and 3D model. (B) A chestnut‐capped warbler (Basileuterus delattrii) photo and 3D model for control treatment. (C) A ferruginous pygmy owl call spectrogram. (D) A chestnut‐capped warbler song spectrogram.
Natalie V. Sánchez, Daniel J. Mennill
wiley   +1 more source

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