Results 121 to 130 of about 373,061 (281)

Embedded density functional theory for covalently bonded and strongly interacting subsystems [PDF]

open access: yes, 2011
Embedded density functional theory (e-DFT) is used to describe the electronic structure of strongly interacting molecular subsystems. We present a general implementation of the Exact Embedding (EE) method [J. Chem. Phys.
Barnes, Taylor A.   +2 more
core  

Electrochemical Abuse‐Driven Thermal Runaway in Lithium‐Ion Batteries: Evolution From Beginning‐of‐Life to End‐of‐Life

open access: yesAdvanced Functional Materials, EarlyView.
Electrochemical abuse transforms thermal runaway behavior in lithium‐ion batteries. Through systematic decoupling of degradation mechanisms, this study reveals that lithium plating lowers the onset temperature by 10 °C, electrolyte consumption delays high‐temperature reactions, and capacity fade reduces total heat generation. These mechanistic insights
San Hwang   +12 more
wiley   +1 more source

Re-examining virtual water transfer in the Yellow River Basin, China

open access: yesJournal of Hydrology: Regional Studies
Study region: The Yellow River Basin (a water-deficient region) in China. Study focus: The redistribution of virtual water through trade holds potential to enhance water security in the Yellow River Basin.
Huimin Yang   +4 more
doaj   +1 more source

GRACE gravity solutions validated by in-situ ocean bottom pressure in different regions of the global ocean [PDF]

open access: yes, 2009
The GRACE satellite mission provides gravity field estimates of the Earth with unprecedented accuracy. Nevertheless,the realistic detection of oceanic mass redistribution remains challenging due to comparatively small signalamplitude, aliasing by tides ...
Boebel, Olaf   +3 more
core  

Robust and Reversible Thermofluorescence in Solvent‐Free Thermoplastic Polyurethane Composites

open access: yesAdvanced Functional Materials, EarlyView.
Thermofluorescent polymer composites with high‐contrast optical outputs are prepared by solvent‐free blending of indenoquinacridone dye into a thermoplastic polyurethane matrix. The temperature‐dependent fluorescence originates from aggregation–dissociation of the dye molecules, regulated by competing hydrogen bonds from the polymer matrix.
Guanghua Yu   +8 more
wiley   +1 more source

Effect of Sea Water Trophic Level on Migration and Deposition of Man-Made Plutonium Radionuclides [PDF]

open access: yesЖурнал Сибирского федерального университета: Серия Биология, 2017
The comparative analysis of an impact of the trophic level on the redistribution of plutonium radionuclides in marine ecosystems at different spatial scales was carried out for semi-closed coastal areas, the western part of the Black Sea, open areas of ...
Nataliya N. Tereshchenko
doaj  

Sink plot for runoff measurements on semi-flat terrains: preliminary data and their potential hydrological and ecological implications

open access: yesJournal of Hydrology and Hydromechanics, 2014
In arid and semiarid regions where water is the main limiting factor, water redistribution is regarded as an important hydrological process of great ecological value.
Kidron Giora J.
doaj   +1 more source

Quantum diffusion in liquid water from ring polymer molecular dynamics [PDF]

open access: yes, 2005
We have used the ring polymer molecular-dynamics method to study the translational and orientational motions in an extended simple point charge model of liquid water under ambient conditions.
Manolopolous, David E.   +1 more
core  

Adaptive 4D‐Printed Vascular Stents With Low‐Temperature‐Activated and Intelligent Deployment

open access: yesAdvanced Functional Materials, EarlyView.
Microarchitected coronary artery stents were fabricated using a polycaprolactone (PCL)‐based shape memory polymer (SMP) composite via projection micro‐stereolithography (PµSL) 4D printing. By incorporating diethyl phthalate (DEP) as a plasticizer, the thermal transition temperature (Ttran) was modulated to about 37°C, enabling rapid and autonomous ...
Yannan Li   +12 more
wiley   +1 more source

A Biologically‐Architected Wear and Damage‐Resistant Nanoparticle Coating From the Radular Teeth of Cryptochiton stelleri

open access: yesAdvanced Functional Materials, EarlyView.
The ultrahard teeth of mollusks that feed on rocky substrates contain a wear‐resistant coating on their surfaces consisting of densely packed mesocrystalline magnetic nanoparticles within an organic matrix. These coatings display significant hardness and toughness through their highly controlled mesocrystalline architectures.
Taifeng Wang   +7 more
wiley   +1 more source

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