Results 101 to 110 of about 1,324,260 (297)

Superstructure Reconstruction Stabilizes Anionic Redox in Cobalt‐Free Lithium‐Rich Layered Cathodes

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Superstructure reconstruction through Ni3+‐induced Ni/Mn exchange stabilizes the anionic redox in cobalt‐free lithium‐rich cathodes. This strategy mitigates oxygen loss and transition metal migration, yielding high capacity (231 mAh g−1) and durable cycling (84% over 500 cycles) with suppressed voltage decay. Structural degradation in Li‐rich manganese‐
Wenqing Yao   +15 more
wiley   +1 more source

ISOTOPIC REGIME OF SUBGLACIAL LAKE VOSTOK ON EVIDENCE FROM DEEP ICE CORE STUDIES

open access: yesЛëд и снег, 2015
On the 5th of February 2012 the long-lasting project of deep ice drilling at Russian Antarctic station of Vostok was completed by the penetration to the subglacial lake at the depth of 3769.3 m.
A. A. Ekaykin   +2 more
doaj   +1 more source

Antiseizure potency and neurotoxicity of the enantiomers of fenfluramine and norfenfluramine in rats and correlations with their concentrations in plasma and brain

open access: yesEpilepsia, EarlyView.
Abstract Objective Based on the evidence that fenfluramine‐induced anorexia, weight loss, and cardiovascular toxicity are primarily mediated by the d‐enantiomers of fenfluramine and its metabolite norfenfluramine, we investigated pharmacokinetic/pharmacodynamic correlations for the active enantiomers of fenfluramine and norfenfluramine in the rat ...
Yara Sheeni   +4 more
wiley   +1 more source

Microplastics in landfast sea ice of Alaskan Arctic: Characteristics and potential sources

open access: yesResearch in Cold and Arid Regions
Regarding the rapid shrinkage of the Arctic cryosphere, sea ice plays a significant role in the temporal storage, transport, and release of microplastics (an emergent pollutant) among atmospheric, aquatic, and terrestrial environments. However, there are
YuLan Zhang   +6 more
doaj   +1 more source

Emerging unprecedented lake ice loss in climate change projections. [PDF]

open access: yesNat Commun, 2022
Huang L   +5 more
europepmc   +1 more source

Breeding switchgrass for reduced nitrogen demand

open access: yesGrassland Research, EarlyView.
Breeding has improved switchgrass biomass yield, but productivity is still heavily dependent on nitrogen fertilizer application. The genetic diversity needed to improve nitrogen use efficiency of switchgrass remains underused, mainly because of the slow and laborious breeding process, thus leaving the crop's high nitrogen demand as a major barrier to ...
Michael D. Casler, Prabin Bajgain
wiley   +1 more source

Bacterial GDGTs in Holocene sediments and catchment soils of a high Alpine lake: application of the MBT/CBT-paleothermometer [PDF]

open access: yes, 2011
A novel proxy for continental mean annual air temperature (MAAT) and soil pH, the MBT/CBT-paleothermometer, is based on the temperature (T) and pH-dependent distribution of specific bacterial membrane lipids (branched glycerol dialkyl glycerol ...
Lehmann, M. F.   +34 more
core   +4 more sources

Snow and ice on Bear Lake (Alaska) – sensitivity experiments with two lake ice models

open access: yesTellus A: Dynamic Meteorology and Oceanography, 2012
Snow and ice thermodynamics of Bear Lake (Alaska) are investigated with a simple freshwater lake model (FLake) and a more complex snow and ice thermodynamic model (HIGHTSI). A number of sensitivity experiments have been carried out to investigate the influence of snow and ice parameters and of different complexity on the results. Simulation results are
Semmler, Tido   +3 more
openaire   +2 more sources

Monitoring ice-capped active Volćan Villarrica, southern Chile, using terrestrial photography combined with automatic weather stations and global positioning systems [PDF]

open access: yes, 2008
Volc´an Villarrica (39◦25'12" S, 71◦56'27"W; 2847ma.s.l.) is an active ice-capped volcano located in the Chilean lake district. The surface energy balance and glacier frontal variations have been monitored for several years, using automatic weather ...
Rivera, Andrés   +5 more
core   +1 more source

The ice regime of Lake Raduńskie Górne (Kashubian Lakeland, northern Poland)

open access: yesLimnological Review, 2017
The paper presents assessment results of the ice dynamics on Lake Raduńskie Górne (Upper Radunia Lake) based on long-term observations of the course of ice phenomena.
Barańczuk Jacek   +3 more
doaj   +1 more source

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