Results 221 to 230 of about 2,149,393 (342)

Estudo de Características Quantitativas de Crescimento dos 120 aos 550 Dias de Idade em Gado Nelore [PDF]

open access: gold, 2002
J. C. do C. Panetto   +4 more
openalex   +1 more source

Variante de Pontecesures (N-550)

open access: yes, 2017
[Resumen:] Se propone la realización de una variante de la N-550 para evitar su paso por el núcleo de Pontecesures. Los motivos del proyecto son los problemas característicos de las carreteras que atraviesan núcleos habitados, como son trazados sinuosos, intersecciones conflictivas, tramos con múltiples accesos e incorporaciones a la carretera nacional
openaire   +1 more source

Fine‐Tunning BaCo0.4Fe0.4Zr0.1Y0.1O3−δ‐Based Air Electrodes for Reversible Protonic Ceramic Cells via Co‐Engineering A‐site Deficiency and Nickel Content

open access: yesAdvanced Functional Materials, EarlyView.
A synergistic strategy combining A‐site deficiency and B‐site nickel doping yielded a BCFZYN‐095‐01 nanocomposite air electrode for reversible protonic ceramic cells with superior ORR/OER activities. B‐site deficiency in the perovskite lattice enhances proton conduction, and nickel doping within the bulk facilitates oxygen transport.
Mingzhuang Liang   +12 more
wiley   +1 more source

Field‐Free Spin–Orbit Torque Switching of Perpendicular Magnetization by PtTe2/WTe2 Bilayers at Sub‐ns Timescales

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates ultrafast, field‐free spin–orbit torque (SOT) switching using a PtTe2/WTe2/CoFeB multilayer, achieving sub‐nanosecond magnetization reversal with record‐low energy consumption. The PtTe2/WTe2 bilayer generates an intrinsic out‐of‐plane spin current, enabling deterministic switching without external fields.
Qu Yang   +7 more
wiley   +1 more source

Assessment of Malaria Burden and Community Response to Control and Management Programs. [PDF]

open access: yesCureus
Khatoon F   +9 more
europepmc   +1 more source

Advancing the Co‐Based Anode Catalysts Using Ionomers in Pure‐Water Anion Exchange Membrane Electrolyzers

open access: yesAdvanced Functional Materials, EarlyView.
The role of ionomers is investigated in advancing cobalt‐based oxygen evolution catalysts in pure‐water anion exchange membrane electrolysers. Using in situ electrochemical analysis, ex situ material characterization, and membrane potential sensing, it is observed surface reconstruction at high currents and mitigated it via ionomer coating, achieving ...
Sanghwi Han   +6 more
wiley   +1 more source

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