Results 71 to 80 of about 22,474 (244)

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

Dependability Requirements for Hovering Information

open access: yes, 2007
Hovering information is a new concept denoting information that stays attached to a specific geographical location rather than to a specific host. As a result, when deployed over a mobile set of peers, hovering information than ”hovers” from host to host
Villalba Castro, Alfredo Alejandro   +2 more
core   +2 more sources

Infinite Functional Versatility, Formidable Limits: Evaluating Gallium‐Based Liquid Metals in Rechargeable Batteries

open access: yesCarbon Energy, EarlyView.
Beyond the hype surrounding the self‐healing properties of gallium‐based liquid metals (Ga‐LMs), this perspective critically examines their functional roles in metal‐ion batteries, highlighting both their underlying merits and the often‐overlooked challenges, including non‐representative design and testing configurations, performance overestimations ...
Turly P. P. Sumanasekara   +7 more
wiley   +1 more source

Enhanced Hover Control of Quad Tilt Frame UAV under Windy Conditions

open access: yesInternational Journal of Advanced Robotic Systems, 2015
A key research subject in the area of unmanned aerial vehicles (UAVs) is how to make them autonomous. Towards this goal, the most vital step is stabilizing the attitude of the vehicles. This paper presents the design of an autonomous control system for a
R. Krishnakumar   +2 more
doaj   +1 more source

Experimental methods in chemical engineering: Temperature‐programmed oxidation—TPO

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract Temperature‐programmed oxidation (TPO) probes the oxidative capacity and redox properties of solid materials—catalysts, metal oxides, perovskites, and carbonaceous deposits. It identifies coke type, distribution, and reactivity. TPO instruments pass an oxidizing gas (diluted O2$$ {\mathrm{O}}_2 $$, air, or less commonly N2O$$ {\mathrm{N}}_2 ...
Gholamreza Roohollahi   +7 more
wiley   +1 more source

FlowCytoMonitoR: An R‐Shiny Program for Advanced Monitoring Flow Cytometer Performance

open access: yesCytometry Part A, EarlyView.
ABSTRACT Flow cytometers are highly sensitive scientific instruments that need to be in optimal condition to provide accurate and reliable data. To ensure consistent performance, cytometer performance is regularly assessed by measuring standardized reference particles during a quality control (QC) measurement.
Britt Kolen   +5 more
wiley   +1 more source

[YH-40 #4 hovering]

open access: yes, 1958
Photograph of the YH-40 #4 ...

core   +2 more sources

Modelado y control en vuelo estacionario de helicópteros autónomos con cable de fijación a tierra

open access: yesRevista Iberoamericana de Automática e Informática Industrial RIAI, 2013
Resumen: Los helicópteros son conocidos por sus capacidades de vuelo estacionario (maniobra conocida como hovering), despegue y aterrizaje vertical. Sin embargo, la ejecución de la maniobra de hovering puede verse afectada seriamente por perturbaciones ...
Luis A. Sandino   +3 more
doaj   +1 more source

Hovering

open access: yes, 2016
Hovering is an attempt to navigate the contemporary digital environment through traditional means. The imagery created function as paintings, photographs, prints, and drawings.
Blatt, Benjamin J
core   +1 more source

Photothermal bubble: Dynamics, manipulation, and applications

open access: yesDroplet, EarlyView.
As a versatile platform for bubble manipulation, photothermal techniques empower diverse operations: planar translation by scanning the laser spot, sustained periodic bouncing from competing thermal and hydrodynamic flows, and even guided 3D trajectories achieved by tailoring the heating configuration.
Man Hu, Feng Wang, Daosheng Deng
wiley   +1 more source

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