Results 31 to 40 of about 1,109 (265)

Ice Accretion: Image Post-Processing Measurement Techniques for 2D Ice Shapes

open access: yesAerospace, 2023
Ice accretion poses substantial safety hazards for the manned and unmanned aviation industries. Its study is essential for icing events risk assessment and for the development of efficient ice protection systems.
Adriana Enache   +4 more
doaj   +1 more source

A Simple Thermoelectrical Surface Approach for Numerically Studying Dry Band Formation on Polluted Insulators

open access: yesEnergies
This paper presents a simple thermoelectrical temporal surface method for numerically studying the appearance of a dry band on a polluted insulator.
Marc-Alain Andoh   +2 more
doaj   +1 more source

Weather Features Associated with Aircraft Icing Conditions: A Case Study

open access: yesThe Scientific World Journal, 2014
In the context of aviation weather hazards, the study of aircraft icing is very important because of several accidents attributed to it over recent decades.
Sergio Fernández-González   +5 more
doaj   +1 more source

Cloud icing by mineral dust and impacts to aviation safety

open access: yesScientific Reports, 2021
Ice particles in high-altitude cold clouds can obstruct aircraft functioning. Over the last 20 years, there have been more than 150 recorded cases with engine power-loss and damage caused by tiny cloud ice crystals, which are difficult to detect with ...
Slobodan Nickovic   +7 more
doaj   +1 more source

Atmospheric Electricity at the Ice Giants [PDF]

open access: yesSpace Science Reviews, 2020
AbstractLightning was detected by Voyager 2 at Uranus and Neptune, and weaker electrical processes also occur throughout planetary atmospheres from galactic cosmic ray (GCR) ionisation. Lightning is an indicator of convection, whereas electrical processes away from storms modulate cloud formation and chemistry, particularly if there is little ...
Aplin, K.   +5 more
openaire   +3 more sources

Experimental Investigation of Parameters Influencing the Formation of Dry Bands and Related Electric Field

open access: yesEnergies
This paper presents an experimental investigation conducted to determine the influence of parameters such as the ambient temperature, pollution level, and substrate material on the formation of dry bands on polluted layers.
Marc-Alain Andoh, Christophe Volat
doaj   +1 more source

A novel quinazolinone insulin receptor inhibitor and its synergy with an EGFR inhibitor in glucose‐driven glioblastoma

open access: yesMolecular Oncology, EarlyView.
The novel styrylquinazolinone‐based molecule W1B effectively suppresses glioblastoma by inhibiting IGF1R and EGFR. In high‐glucose microenvironments driving tumor resistance, W1B acts synergistically with the EGFR inhibitor dacomitinib. This combination safely blocks compensatory survival signaling in zebrafish xenograft models. Showcasing promising in
Patryk Rurka   +9 more
wiley   +1 more source

Oncogenic DMTF1β promotes cancer cell motility by regulating autophagy through ULK1 stabilization

open access: yesMolecular Oncology, EarlyView.
In the current study, we demonstrate that the oncogene DMTF1β regulates ULK1 stability by reducing its proteasomal degradation in cancer cells. This stabilization enables ULK1 to induce autophagy, which in turn facilitates cancer cell migration. Consequently, reduced DMTF1β levels lead to decreased autophagy and impaired cancer cell migration.
Jun Xu   +13 more
wiley   +1 more source

p190A/ARHGAP35 and p190B/ARHGAP5 proteins in endometrial cancer: a novel cancer‐relevant paralog interplay

open access: yesMolecular Oncology, EarlyView.
This study identifies ARHGAP5, in addition to the frequently mutated ARHGAP35, as significantly mutated in endometrial cancer. Mutations in both genes co‐occur and are associated with their correlated downregulation. Functional CRISPR studies show that both paralogs regulate similar pathways, including actin cytoskeleton organization.
Mathilde Pinault   +12 more
wiley   +1 more source

An Investigation of Atmospheric Icing Effects on Wind Turbine Blade Aerodynamics and Power Output: A Case Study of the NREL 5 MW Turbine

open access: yesApplied Sciences
This study presents a numerical investigation of the effects of atmospheric icing on the aerodynamic performance and power output of the NREL 5 MW reference wind turbine.
Berkay Öztürk, Eyup Koçak
doaj   +1 more source

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