Results 21 to 30 of about 140,070 (204)

Impact of Drone Versus Car Transport on Anti‐Doping Sample Integrity Over Short Distances: A Proof‐Of‐Concept Study

open access: yesDrug Testing and Analysis, EarlyView.
This proof‐of‐concept study evaluated the impact of short‐distance drone transport on anti‐doping sample integrity compared with traditional car transport. Targeted assays and untargeted metabolomics revealed equivalent biological profiles between methods, confirming that drone delivery preserves sample integrity for the athlete biological passport ...
I. Al‐Mohannadi   +13 more
wiley   +1 more source

Estimating Illicit Stimulant Drug Consumption in Luxembourg Using Wastewater‐Based Epidemiology

open access: yesDrug Testing and Analysis, EarlyView.
Wastewater‐based epidemiology provided nationwide estimates of illicit stimulant consumption in Luxembourg, revealing higher urban use, weekend increases in cocaine and MDMA, and cocaine as the dominant stimulant. The approach offers an objective complement to conventional drug surveillance for informing public health and policy.
Nadine Berndt   +5 more
wiley   +1 more source

Airport surface access strategies and targets [PDF]

open access: yes, 2004
Airport surface access is increasingly seen as a major problem not only in the UK but worldwide given its impact in terms of both traffic congestion and environmental degradation. In 1998 the UK Government published a White Paper entitled ‘A New Deal for
Aldridge, Kelly   +3 more
core  

Motion planning and control of an installation robot for attitude adjustment of arc parts in underground shield tunneling

open access: yesDeep Underground Science and Engineering, EarlyView.
Inspired by spiders, the multilegged walk‐through assembling robot for arc parts achieves high‐precision synchronous control under heavy loads through dual‐layer hydraulic pose dynamics modeling and hierarchical pressure optimization, significantly enhancing shield tunneling assembly efficiency and precision.
Quan Xiao   +5 more
wiley   +1 more source

Predicting Solar Photovoltaic Power Output in Saudi Arabia's Jazan Region: Performance Comparison of Machine Learning Models

open access: yesEnergy Science &Engineering, EarlyView.
Workflow of the PV power estimation and ML forecasting methodology. ABSTRACT Accurate prediction of solar panel energy output is vital for managing power systems effectively and maintaining a stable electrical grid. This is especially important in regions that rely heavily on renewable sources. This research provides a direct comparison of five machine
Abdoalateef Alzhrani   +4 more
wiley   +1 more source

Otro título: Segundo Festival de la Sardina

open access: yes, 1963
Organizadores: Faro de Vigo, Concello de ...
Vigo. Concello, Faro de Vigo
core  

Smart Parking Systems: A Review of Optimization Techniques and Technological Advances

open access: yesEnergy Science &Engineering, EarlyView.
This review highlights optimization techniques and recent technological advances in smart parking systems, emphasizing their role in enhancing efficiency, reducing congestion, and improving user experience. It provides insights into innovative approaches that shape the future of sustainable and intelligent urban mobility. ABSTRACT In heavily populated,
Amirhossein Khosravi Sarvenoee   +5 more
wiley   +1 more source

Vehicle Fires: Significant Fire Hazard in Transportation Infrastructure

open access: yesFire and Materials, EarlyView.
ABSTRACT Vehicle flammability poses a critical threat to transportation infrastructure, with recent fires in depots, tunnels, and car parks highlighting systemic vulnerabilities. These incidents often result in the total loss of vehicles and buildings, revealing the inadequacy of current fire safety standards for vehicle materials.
Anja Hofmann‐Böllinghaus   +2 more
wiley   +1 more source

Passengers' Airport Choice [PDF]

open access: yes
Modelling airport choice of passengers has been a subject of interest for air transport scientists and airport managers already for a while. Wilken, Berster and Gelhausen have reported of a market segment specific model approach to airport choice in ...
Gelhausen, Marc Christopher
core  

Weaving strength and care: Situated reflections on women's work and the epistemology of care in biological anthropology

open access: yesFeminist Anthropology, EarlyView.
Abstract This essay examines how gendered expectations, structural precarity, and institutional hierarchies shape research practices, knowledge production, and career trajectories in biological anthropology. Taking the figure of the “strong woman” as an entry point, it questions celebratory narratives of resilience that frame endurance as an individual
Lumila Paula Menéndez
wiley   +1 more source

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