Results 11 to 20 of about 265,577 (291)

Skimmianine attenuates liver ischemia/reperfusion injury by regulating PI3K–AKT signaling pathway-mediated inflammation, apoptosis and oxidative stress

open access: yesScientific Reports, 2023
Liver ischemia/reperfusion (I/R) injury is a common injury after liver transplantation and hepatectomy. Skimmianine (Ski) has antibacterial, antiviral pharmacological effects. However, it is not clear whether Ski has a protective effect against liver I/R
Cheng-long Huo   +3 more
doaj   +1 more source

On the Influence of Microtopography on the Sliding Performance of Cross Country Skis

open access: yesFrontiers in Mechanical Engineering, 2021
The sliding performance of cross country skis is mainly influenced by the ability of the ski base to minimize capillary forces and contact area. Whereas, the first condition depends on hydrophobicity, the second one is controlled by the ski grinding ...
Matthias Scherge   +2 more
doaj   +1 more source

Simulated hydrological effects of grooming and snowmaking in a ski resort on the local water balance [PDF]

open access: yesHydrology and Earth System Sciences, 2023
The presence of a ski resort modifies the snow cover at the local scale, due to snow management practices on ski pistes, especially grooming and snowmaking.
S. Morin   +9 more
doaj   +1 more source

Characterisation of the Contact between Cross-Country Skis and Snow: A Macro-Scale Investigation of the Apparent Contact

open access: yesLubricants, 2022
In a cross-country skiing competition, the time difference between the winner and the skier coming in at second place is typically very small. Since the skier spends much of the energy on overcoming resistive forces, a relatively small reduction in these
Kalle Kalliorinne   +5 more
doaj   +1 more source

Ski piste snow ablation versus potential infiltration (Veporic Unit, Western Carpathians)

open access: yesJournal of Hydrology and Hydromechanics, 2020
Snow production results in high volume of snow that is remaining on the low-elevation ski pistes after snowmelt of natural snow on the off-piste sites.
Mikloš Michal   +6 more
doaj   +1 more source

SDiff(2) and uniqueness of the Pleba\'{n}ski equation [PDF]

open access: yes, 2012
The group of area preserving diffeomorphisms showed importance in the problems of self-dual gravity and integrability theory. We discuss how representations of this infinite-dimensional Lie group can arise in mathematical physics from pure local ...
Arnold V. I.   +5 more
core   +1 more source

Geography of the Conflict Potential of the Projected La Clusaz—Le Grand Bornand Ski Link Via the Tête du Danay

open access: yesRevue de Géographie Alpine, 2023
This article proposes to analyze an old project, which is not necessarily an active controversy but which was put back in the center of the debates by the SCoT Fier-Aravis in 2019.
Amandine Troiano, Lionel Laslaz
doaj   +1 more source

Some current data and observations regarding the ski slopes in Suceava County, Romania

open access: yesGeoreview, 2023
Current climate change poses numerous challenges for humanity. People's leisure activities are affected by climate warming, here including winter sports, in general, and skiing, in particular.
Dinu Iulian OPREA, Andrei-Emil BRICIU
doaj   +1 more source

Benchmarking Pyrenean ski resorts

open access: yesRevue de Géographie Alpine, 2013
Destinations in general and ski resorts in particular face an intense competition which questioned competitiveness and call for analysis in terms of relative performance.
Laurent Botti   +2 more
doaj   +1 more source

Suitability projection for Chinese ski areas under future natural and socioeconomic scenarios

open access: yesAdvances in Climate Change Research, 2021
Ski tourism is extremely sensitive to climate change and is also heavily affected by socioeconomic conditions. Although some ski areas are still profitable under current climate and socioeconomic conditions, they will become difficult to operate in the ...
Jie Deng   +3 more
doaj   +1 more source

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