Results 71 to 80 of about 99,009 (221)

Characterization and parameters for the effectiveness of a UV‐C device for infection control in dental clinics

open access: yesPhotochemistry and Photobiology, EarlyView.
Purpose‐built UV‐C device achieves over 90% disinfection of high‐touch dental clinic surfaces. Abstract Healthcare‐associated infections (HAIs) remain a significant concern in dental settings, especially in light of increasing antimicrobial resistance.
Kátia Cristiane Hall   +8 more
wiley   +1 more source

Discrete elements method to model ballast behaviour under railway turnouts

open access: yesCogent Engineering
Ballast behaviour has a profound impact on global track performance and durability, particularly for turnouts where dynamic forces are substantial. As ballast is a discontinuous material, this paper proposes the application of a Discrete Element Method ...
Ignacio Villalba Sanchis   +4 more
doaj   +1 more source

Modelling of elastoviscoplastic properties of the subgrade. Problem statement 1

open access: yesВестник Научно-исследовательского института железнодорожного транспорта, 2016
A brief analysis of the physical and mechanical properties of materials, used in the construction of the rail bed, has shown that in scientific and technical literature there is scattered unsystematic information obtained under different physical ...
V. M. Bel’Kov
doaj   +1 more source

Toroidal equipment packaging [PDF]

open access: yes, 1974
For optimal packaging of equipment in shallow-cone vehicle toroidal packaging sets center of gravity of equipment forward. Packages are supported on rings within probe structure to provide low center of gravity.
Jones, W. J., Sherwood, J. W.
core   +1 more source

A Critical Response to the UK's ‘Sullivan Review’ Into Sex and Gender in Research and Data

open access: yesTransactions of the Institute of British Geographers, EarlyView.
ABSTRACT This intervention argues that the UK Government‐commissioned independent review of data, statistics and research on sex and gender (the ‘Sullivan Review’) implicitly promotes the erasure of trans and gender diverse people from research and data collection protocols and carries worrying implications for the inclusion of trans people within UK ...
Jay JD Todd, Felicity Callard
wiley   +1 more source

Ultra-heavy vertical lift system: The Heli-Stat [PDF]

open access: yes, 1975
A hybrid VTOL airship which is combined with helicopters is evaluated. The static lift of the airship supports approximately the full empty weight of the entire assembly.
Piasecki, F. N.
core   +1 more source

Analysis of Turbulent Modeling for Free‐Surface Flows Using a Hybrid RANS‐LES Model and Particle‐Based Moving Particle Semi‐Implicit Method

open access: yesInternational Journal for Numerical Methods in Fluids, Volume 98, Issue 3, Page 321-347, March 2026.
A hybrid RANS‐LES turbulence model adapted for the Moving Particle Semi‐implicit method is employed to investigate a turbulent free surface flow. A method based on the cell‐linked list is proposed to speed up the nearest wall search for the turbulence model.
Fabio Kenji Motezuki   +3 more
wiley   +1 more source

Potential Impacts of Climate Interventions on Marine Ecosystems

open access: yesReviews of Geophysics, Volume 64, Issue 1, March 2026.
Abstract Rising global temperatures pose significant risks to marine ecosystems, biodiversity, and fisheries. Recent comprehensive assessments suggest that large‐scale mitigation efforts to limit warming are falling short, and all feasible future climate projections, including those that represent optimistic emissions reductions, exceed the Paris ...
Kelsey E. Roberts   +25 more
wiley   +1 more source

An Integrated Assessment of the Introduction of Lionfish (Pterois volitans/miles complex) to the Western Atlantic Ocean. [PDF]

open access: yes, 2003
Lionfish (Pterois volitans/miles complex) are venomous coral reef fishes from the Indian and western Pacific oceans that are now found in the western Atlantic Ocean.
Hare, Jonathan A., Whitfield, Paula E.
core  

Behaviour of Temperate Reef Fish Species Around Oyster Aquaculture Farms and Natural Rock Reefs

open access: yesAquaculture, Fish and Fisheries, Volume 6, Issue 1, February 2026.
ABSTRACT Cultivation of eastern oysters using aquaculture gear increases habitat for temperate reef fish. Cunner (Tautogolabrus adspersus), scup (Stenotomus chrysops) and tautog (Tautoga onitis) inhabit a variety of complex natural and manmade habitats, including oyster aquaculture cage farms.
Gillian Phillips   +9 more
wiley   +1 more source

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