Results 171 to 180 of about 6,768 (250)

Substantial aircraft contrail formation at low soot emission levels. [PDF]

open access: yesNature
Voigt C   +29 more
europepmc   +1 more source

Effect of Propylparaben on In Vitro Maturation of Porcine Oocytes and Embryo Development

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Parabens are synthetic chemicals that, due to their antibacterial and fungicidal effects, are widely used as preservatives in food, cosmetics, and personal care products, such as shampoos, hair conditioners, body creams, soaps, deodorants, makeup, wet wipes, lotions, female hygiene products, and vaginal lubricants. Several years ago, they were
Elivier Núñez‐Macías   +10 more
wiley   +1 more source

Insulation–Vibration Dynamics Model and Experimental Investigation of Cable Gas‐Insulated Switchgear Terminations

open access: yesHigh Voltage, EarlyView.
ABSTRACT Numerous breakdowns in cable gas‐insulated switchgear (GIS) terminations stem from inadequate insulation and interfacial stresses. However, existing diagnostic techniques, such as partial discharge detection and microwave detection, are highly susceptible to electromagnetic interference, or their diagnostic signals are often attenuated by the ...
Zeyan Zhang, Binlong Cao, Zhidong Jia
wiley   +1 more source

MIRACLE URBANIZATION: Spatial Production and Political Legitimation in the Sochi 2014 and Beijing 2022 Olympics

open access: yesInternational Journal of Urban and Regional Research, EarlyView.
Abstract From desert ski resorts to subtropical Winter Games, there is a global proliferation of ‘mission‐impossible’ mega‐projects. The prevailing frameworks of city branding and urban entrepreneurism fail to explain the political logics behind these seemingly irrational projects.
Yiqiu Liu, Sven Daniel Wolfe
wiley   +1 more source

Effect of Carbonaceous Contaminants with Different Degrees of Carbonization on the Wear of 42CrMo4 Steel Under Boundary Lubrication. [PDF]

open access: yesMaterials (Basel)
Wieczorek AN   +7 more
europepmc   +1 more source

Sustainable Development Goals Applied to the Maritime Transportation Sector: Setting Sail for the Future

open access: yesNatural Resources Forum, EarlyView.
ABSTRACT The 2030 Agenda for Sustainable Development aims to eradicate poverty, protect the environment, and promote prosperity through 17 Sustainable Development Goals (SDGs). Achieving these goals requires a multi‐sectoral approach. Maritime transportation, vital to the global economy, significantly contributes to several SDGs and plays a strategic ...
Cátia Sousa   +3 more
wiley   +1 more source

Absence of a Hectocotylus and Associated Mating Behaviour in the Paintpot Cuttlefish Ascarosepion tullbergi

open access: yesActa Zoologica, EarlyView.
ABSTRACT A hectocotylus is a sexually modified arm used by males of some cephalopod species to transfer spermatophores to females. In most cuttlefish (Sepiidae), it corresponds to the left arm IV, in which basal suckers are reduced or absent; this modification is thought to facilitate sperm transfer without premature rupture, which could be caused by ...
Ayano Omura   +4 more
wiley   +1 more source

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