Results 121 to 130 of about 30,178 (283)

Manganese Oxide Catalysts for Lithium–Oxygen Batteries: Structures, Mechanisms, and Reaction Pathway Engineering

open access: yesSmall, EarlyView.
How do the morphologies, crystal structures, and electronic properties of manganese oxides influence oxygen reaction pathways in lithium–oxygen batteries (LOBs)? This review systematically summarizes structure‐dependent catalytic mechanisms and recent engineering strategies, highlighting how defect engineering, compositional modulation, and reaction ...
Ruiqin Peng   +7 more
wiley   +1 more source

Synthesis and Surface Engineering of Two‐Dimensional MXenes for Advanced Functional Applications

open access: yesThe Chemical Record, EarlyView.
This study highlights the synthesis, surface engineering, and advanced functional applications of MXenes, emphasizing key preparation strategies that enable their use in catalysis, energy storage, sensing, and environmental remediation. Two‐dimensional MXenes (2DMxn), a rapidly expanding family of transition metal carbides, nitrides, and carbonitrides ...
Dalil N. H. Al‐Ghubairi   +4 more
wiley   +1 more source

The influence of physical factors on kelp and sea urchin distribution in previously and still grazed areas in the NE Atlantic.

open access: yesPLoS ONE, 2014
The spatial distribution of kelp (Laminaria hyperborea) and sea urchins (Strongylocentrotus droebachiensis) in the NE Atlantic are highly related to physical factors and to temporal changes in temperature. On a large scale, we identified borders for kelp
Eli Rinde   +6 more
doaj   +1 more source

Benthic community structure and sea urchin distribution : the bay of Diego-Suarez / Mrowicki, R.J., & Fanning, E. (eds)

open access: yes, 2008
The Bay of Diego-Suarez, considered to be one of the finest and largest natural harbours in the world, is located towards the northernmost tip of Madagascar in the Antsiranana province.
Mrowicki, R. J., Fanning, E.
core  

Sea Urchin robustness

open access: yes, 2013
Sea Urchin ...
Patrice Francour (8004791)   +13 more
core   +1 more source

Posidonia oceanica Leaves as a Natural Filler for Poly(Butylene Succinate‐Co‐Adipate) Composites: Characterization and Biodegradation Assessment in Seawater

open access: yesJournal of Vinyl and Additive Technology, EarlyView.
This study shows that incorporating 5–10 wt.% Posidonia oceanica, with or without micro‐talc, in PBSA preserves thermal stability, modifying crystallization behavior, and maintains good filler dispersion and interfacial adhesion. Mechanical properties are moderately stiffened.
Chiara Pedrotti   +8 more
wiley   +1 more source

Sea Urchin

open access: yes, 2021
This exquisite sea urchin forms part of the collection at the University of Arkansas Museum. While alive, sea urchins have spiky arms that protect them from predators, but when they die, usually only their test (a hard shell, as above) is preserved.

core   +1 more source

Thermal and hydrodynamic environments mediate individual and aggregative feeding of a functionally important omnivore in reef communities.

open access: yesPLoS ONE, 2015
In eastern Canada, the destruction of kelp beds by dense aggregations (fronts) of the omnivorous green sea urchin, Strongylocentrotus droebachiensis, is a key determinant of the structure and dynamics of shallow reef communities.
Desta L Frey, Patrick Gagnon
doaj   +1 more source

Suppression of nodal expression in prospective dorsal cells of the early sea urchin embryo by the hbox12 homeodomain regulator [PDF]

open access: yes
Dorsal/Ventral (DV) axis formation in the sea urchin embryo depends upon the expression of nodal on the ventral side, which behaves as a DV organizing centre.
CAVALIERI, Vincenzo
core  

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