Results 11 to 20 of about 5,759 (264)

The singing firn

open access: yesAnnals of Glaciology, 2022
Antarctic firn presents an exotic seismological environment in which the behaviors of propagating waves can be significantly at odds with those in other Earth media.
Julien Chaput   +2 more
doaj   +1 more source

Early-stage interaction between settlement and temperature-gradient metamorphism

open access: yesJournal of Glaciology, 2017
Snow metamorphism and settlement change the microstructure of a snowpack simultaneously. Past experiments investigated snow deformation under isothermal conditions. In nature, temperature gradient metamorphism and settlement often occur together.
MAREIKE WIESE, MARTIN SCHNEEBELI
doaj   +1 more source

Response of snowpack to +2°C global warming in Hokkaido, Japan

open access: yesJournal of Glaciology, 2020
The response of snowpack to a +2°C global warming relative to the present climate was estimated in Hokkaido, Japan, using a physical snowpack model driven by dynamically downscaled (DDS) data, after model evaluation.
Yuta Katsuyama   +2 more
doaj   +1 more source

Improving the snow physics of WEB-DHM and its point evaluation at the SnowMIP sites [PDF]

open access: yesHydrology and Earth System Sciences, 2010
In this study, the snow physics of a distributed biosphere hydrological model, referred to as the Water and Energy Budget based Distributed Hydrological Model (WEB-DHM) is significantly improved by incorporating the three-layer physically based energy ...
M. Shrestha   +4 more
doaj   +1 more source

Modelling the transition from grain-boundary sliding to power-law creep in dry snow densification

open access: yesJournal of Glaciology, 2022
This paper presents a physics-based macroscale model for the densification of dry snow which provides for a smooth transition between densification by grain-boundary sliding (stage 1) and densification by power-law creep (stage 2).
Elizabeth M. Morris   +2 more
doaj   +1 more source

Effect of horizontal divergence on estimates of firn-air content

open access: yesJournal of Glaciology, 2021
Ice-sheet mass-balance estimates derived from repeat satellite-altimetry observations require accurate calculation of spatiotemporal variability in firn-air content (FAC).
Annika N. Horlings   +4 more
doaj   +1 more source

Elevation-dependent behavior of hoar-prominent snowpack on forest slopes in the Japanese Central Alps based on a decade of observations

open access: yesAnnals of Glaciology, 2018
Full snow-pit observations were performed on a monthly basis over ten winter seasons from 1995 to 2004, at 15 study plots spaced at 100 m elevation intervals (1300–2700 m a.s.l.) in the mountainous forest of the Japanese Central Alps.
Yusuke Harada   +2 more
doaj   +1 more source

Initial snow-ice formation on a laboratory scale

open access: yesAnnals of Glaciology, 2023
Snow ice (SI) forms from freezing wet snow, known as slush, and contributes to the thickness of level and brash ice. However, the mechanism of snow-slush-snow ice transformation has not been extensively investigated to date, despite the difference in the
Vasiola Zhaka   +4 more
doaj   +1 more source

Harnessing the Reactivity of Sulfinate Salts With Cystine: An Umpolung Approach to Residue‐Specific Peptide Modification

open access: yesAngewandte Chemie, EarlyView.
While cysteine is widely employed as a nucleophilic handle for peptide modification, the electrophilicity of the oxidized form, cystine, is rarely exploited. This study describes a mild, photochemical coupling of sulfinate salts with peptide disulfides.
Joshua M. Hammond   +7 more
wiley   +2 more sources

Comparing measurements of snow mechanical properties relevant for slab avalanche release

open access: yesJournal of Glaciology, 2019
Snow properties relevant to the fracture processes involved in dry-snow slab avalanche release include weak layer specific fracture energy, slab elastic modulus and density.
BENJAMIN REUTER   +4 more
doaj   +1 more source

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