Results 81 to 90 of about 243,968 (388)

Polyimide‐Linked Hexaazatriphenylene‐Based Porous Organic Polymer with Multiple Redox‐Active Sites as a High‐Capacity Organic Cathode for Lithium‐Ion Batteries

open access: yesAdvanced Materials, EarlyView.
A high‐capacity polyimide‐linked porous organic polymer (HAT‐PTO) incorporating numerous redox‐active centers is synthesized via a hydrothermal reaction, delivering a high theoretical capacity of 484 mAh g−1. In situ hybridization with carboxyl‐functionalized multiwalled carbon nanotubes enhances conductivity and stability, achieving 397 mAh g−1 at C ...
Arindam Mal   +7 more
wiley   +1 more source

The impact of a seasonally ice free Arctic Ocean on the temperature, precipitation and surface mass balance of Svalbard [PDF]

open access: yes, 2012
The observed decline in summer sea ice extent since the 1970s is predicted to continue until the Arctic Ocean is seasonally ice free during the 21st Century. This will lead to a much perturbed Arctic climate with large changes in ocean surface energy flux.
Bamber, Jonathan L   +3 more
core   +2 more sources

Precipitation phase drives seasonal and decadal snowline changes in high mountain Asia

open access: yesEnvironmental Research Letters
Snow cover is of key importance for water resources in high mountain Asia (HMA) and is expected to undergo extensive changes in a warming climate.
M Bernat   +6 more
doaj   +1 more source

Linear response of east Greenland’s tidewater glaciers to ocean/atmosphere warming

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2018
Significance Mass loss from the Greenland Ice Sheet is expected to be a major contributor to 21st Century sea-level rise, but projections retain substantial uncertainty due to the challenges of modeling the retreat of the tidewater outlet glaciers that ...
T. Cowton   +5 more
semanticscholar   +1 more source

Artificial Symbiosis for Bulk Production of Bacterial Cellulose Composites

open access: yesAdvanced Materials, EarlyView.
Co‐cultivation of the cellulose‐producing bacterium with the microalga enables bulk formation of bacterial cellulose under static incubation, with photosynthetically active oxygen‐generating sites throughout the medium. This symbiotic platform supports 3D cellulosic constructs with geometries dictated by the vessel shape.
Kui Yu   +7 more
wiley   +1 more source

Annual and Seasonal Glacier-Wide Surface Mass Balance Quantified from Changes in Glacier Surface State: A Review on Existing Methods Using Optical Satellite Imagery

open access: yesRemote Sensing, 2017
Glaciers are one of the terrestrial essential climate variables (ECVs) as they respond very sensitively to climate change. A key driver of their response is the glacier surface mass balance that is typically derived from field measurements.
Antoine Rabatel   +8 more
doaj   +1 more source

Sensitivity of Very Small Glaciers in the Swiss Alps to Future Climate Change

open access: yesFrontiers in Earth Science, 2016
Very small glaciers (
M. Huss, M. Fischer
semanticscholar   +1 more source

COFs on MOFs: Layer‐by‐Layer Synthesis of MOF@COF Nanoparticles with Synergistic Adsorption

open access: yesAdvanced Materials, EarlyView.
A layer‐by‐layer strategy enables the growth of crystalline covalent organic framework (COF) shells on metal–organic framework nanoparticles, creating core–shell structures with tunable porosity. Ordered interstitial mesopores are formed during shell growth, which are connected with the COF's intrinsic micropores, thereby enhancing water sorption. This
Ana Guillem‐Navajas   +11 more
wiley   +1 more source

The changing impact of snow conditions and refreezing on the mass balance of an idealized Svalbard glacier

open access: yesFrontiers in Earth Science, 2016
Glacier surface melt and runoff depend strongly on seasonal and perennial snow (firn) conditions. Not only does the presence of snow and firn directly affect melt rates by reflecting solar radiation, it may also act as a buffer against mass loss by ...
Ward Van Pelt   +2 more
doaj   +1 more source

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