Results 111 to 120 of about 92,840 (299)

Genome architecture evolution in an invasive copepod species complex

open access: yesNature Communications
Chromosomal fusions are hypothesized to facilitate evolutionary adaptation, but empirical evidence has been scarce. Here, we analyze chromosome-level genome sequences of three sibling species within the copepod Eurytemora affinis species complex, known ...
Zhenyong Du   +8 more
doaj   +1 more source

Sibling species of copepods in association with Mediterranean gorgorians

open access: yesScientia Marina, 2004
Hitherto a single species of Doridicola Leydig (Poecilostomatoida: Rhynchomolgidae) has been found reported in association with gorgonians in Europe: Doridicola botulosus (Stock and Kleeton, 1963), living on the Mediterranean gorgonian Eunicella singularis (Esper, 1791).
Conradi Barrena, Mercedes   +2 more
openaire   +5 more sources

Amorphous Protective Layers to Reshape Inorganic‐Rich Interphases for High‐Voltage Sodium‐Ion Batteries

open access: yesCarbon Energy, EarlyView.
Herein, we propose a straightforward and efficacious strategy of surface modification for P2‐type Na0.7Li0.03Mg0.03Ni0.27Mn0.6Ti0.07O2 cathode in high‐voltage Na‐ion batteries. The stable amorphous SiO2 coating layer on the cathode surface contributes to a strong, dense, fluorine and silicon‐rich cathode–electrolyte interphase, which inhibits the side ...
Chang Guo   +9 more
wiley   +1 more source

Ultrafast Sodium‐Ion Storage in Self‐Doped 2D PVP‐VS4/Ti3C2Tx Hybrids for High‐Performance Sodium‐Ion Half/Full Batteries

open access: yesCarbon Energy, EarlyView.
Self‐doped PVP‐VS4/Ti3C2Tx with sulfur vacancies enhances the structural stability and exhibits excellent electrochemical performance. ABSTRACT Transition metal sulfides demonstrate remarkable theoretical specific capacities, making them highly desirable anode materials for sodium‐ion batteries (SIBs).
Mingxuan Tang   +5 more
wiley   +1 more source

Spatial Structural Self‐Regulation Engineering Increases Close Pores of Starch‐Derived Hard Carbon for Sodium‐Ion Batteries

open access: yesCarbon Energy, EarlyView.
Spatial structural self‐regulation strategy stimulates the conversion of the hydroxy group (–OH) in starch into carbonyl (–C=O) within a stable three‐dimensional cross‐linking structure. This structure not only reduces the production of water and volatile products, thereby preventing foaming during pyrolysis and improving carbon yield, but also ...
Feng Wu   +15 more
wiley   +1 more source

Laboratory development of Capitella sp. A (Annelida: Capitellidae) from a NW Mediterranean fish farm reared under different organic enrichment conditions

open access: yesScientia Marina, 2016
The polychaete Capitella sp. A, collected in a NW Mediterranean fish farm (Les Cases d’Alcanar, Tarragona, Spain), was cultured for the first time under experimental conditions with different organically enriched sediments to study the differences in ...
Nuria Méndez
doaj   +1 more source

Expression of secondary metabolites by the Mediterranean sponges Aplysina aerophoba and Aplysina cavernicola [PDF]

open access: yes, 2008
Aplysina aerophoba and Aplysina cavernicola are two sibling sponge species common in Mediterranean sea. External and internal morphology is almost identical in the two species.
Majdi, Nabil
core  

Insights Into the Effect of Humic Acids Extraction From Coal on Hard Carbon Microstructure and Sodium Storage Properties

open access: yesCarbon Energy, EarlyView.
This study employs a simple solid‐phase alkali‐oxygen oxidation (SAO) method to extract inherent components (humic acids) from coal. We successfully extracted yellow, brown, and black humic acids by adjusting the amount of alkali. Among them, brown humic acid extraction created abundant ultra‐micropores and closed pores, greatly enhancing sodium ...
Ruizhen Song   +8 more
wiley   +1 more source

Some characteristics of the larval breeding sites of Anopheles culicifacies species B and E in Sri Lanka [PDF]

open access: yesJournal of Vector Borne Diseases, 2005
Background & objectives : Anopheles culicifacies Giles, the major malaria vector in Sri Lanka, existsas a species complex comprising two sympatric sibling species— species B and E.
S.N. Surendran & R. Ramasamy
doaj  

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