Results 71 to 80 of about 23,615 (359)

Évolution des itinéraires d’accès aux refuges du bassin de la Mer de Glace (massif du Mont Blanc, France)

open access: yesRevue de Géographie Alpine, 2017
Glacial shrinkage and the gravitational processes associated with it, which are characteristic of global warming effects in high mountain environments, are affecting mountaineering routes more and more, including access routes to high altitude refuges ...
Jacques Mourey, Ludovic Ravanel
doaj   +1 more source

“Mobile Mountains?” [PDF]

open access: yesRevue de géographie alpine, 2013
International audience; Introduction to a special issue on the mobile borders in mountain regionsThis special issue of the Journal of Alpine Research - La Revue de Géographie Alpine focuses on the link between mountains and borders in a context where the very notion of border, traditionally seen as a basis for categorisation and delimitation, is being ...
openaire   +5 more sources

Learning and Controlling Silicon Dopant Transitions in Graphene Using Scanning Transmission Electron Microscopy

open access: yesAdvanced Materials Interfaces, EarlyView.
Atomic transition rates for manipulating single silicon atoms in graphene with an electron beam in the scanning transmission electron microscope are experimentally extracted. Automated experiments and deep learning methods provide a means to probe and collect vast amounts of data to determine transition probabilities as a function of beam coordinate. A
Max Schwarzer   +10 more
wiley   +1 more source

Sport and maximisation of the subjective perception of wellbeing: A trend analysis of sporting practises at the start of the 21st century. [PDF]

open access: yes, 2018
We have seen a transformation in the development of sporting activities over recent decades. There are a number of social factors behind this. In this article, we report a longitudinal study of sporting activities in Spain between 1995 and 2014 among the
Flores, Antonio   +2 more
core   +1 more source

Evolution of Access Routes to High Mountain Refuges of the Mer de Glace Basin (Mont Blanc Massif, France)

open access: yesRevue de Géographie Alpine, 2017
Glacial shrinkage and the gravitational processes associated with it, which are characteristic of global warming effects in high mountain environments, are affecting mountaineering routes more and more, including access routes to high altitude refuges ...
Jacques Mourey, Ludovic Ravanel
doaj   +1 more source

Mountains

open access: yesThe Geographical Journal, 1894
n ...
openaire   +2 more sources

On mountain pass theorem and its application to periodic solutions of some nonlinear discrete systems [PDF]

open access: yesarXiv, 2017
We obtain a new quantitative deformation lemma, and then gain a new mountain pass theorem. More precisely, the new mountain pass theorem is independent of the functional value on the boundary of the mountain, which improves the well known results (\cite{AR,PS1,PS2,Qi,Wil}).
arxiv  

Durable Low‐Interfacial Toughness PDMS/SiO2 Coatings with Superior Anti‐Icing and Large‐Scale Deicing Performance in the Natural Field

open access: yesAdvanced Materials Interfaces, EarlyView.
Low‐interfacial toughness PDMS/SiO2 coatings are applied to aluminum substrates and tested under natural high‐altitude conditions. The coatings demonstrate strong anti‐icing, icephobic, and large‐scale deicing performance. Field results highlight delayed freezing, reduced ice adhesion, and stable durability, offering practical insights into the use of ...
Tao Zhu   +7 more
wiley   +1 more source

Mountain Peak Detection in Online Social Media [PDF]

open access: yesarXiv, 2015
We present a system for the classification of mountain panoramas from user-generated photographs followed by identification and extraction of mountain peaks from those panoramas. We have developed an automatic technique that, given as input a geo-tagged photograph, estimates its FOV (Field Of View) and the direction of the camera using a matching ...
arxiv  

Improved estimate of the detectability of gravitational radiation from a magnetically confined mountain on an accreting neutron star [PDF]

open access: yes, 2009
We give an improved estimate of the detectability of gravitational waves from magnetically confined mountains on accreting neutron stars. The improved estimate includes the following effects for the first time: three-dimensional hydromagnetic ("fast") relaxation, three-dimensional resistive ("slow") relaxation, realistic accreted masses $M_a \la 2 ...
arxiv   +1 more source

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