Results 81 to 90 of about 317,882 (228)

High‐Performance All‐Solid‐State Silicon–Sulfur Batteries Enabled by Li4(BH4)3I Hydride Electrolyte

open access: yesSmall, EarlyView.
A prelithiated silicon anode coupled with a Li4(BH4)3I hydride electrolyte enables stable all‐solid‐state silicon–sulfur batteries with high electrochemical reversibility and suppressed interfacial degradation. The full cell delivers an ultra‐high areal capacity of 23.88 mAh cm−2 and stable cycling over 1000 cycles, while stress‐compensated battery ...
Tao Huang   +8 more
wiley   +1 more source

Aerospace Engineering Education at the Naval Postgraduate School [PDF]

open access: yes, 2003
41st Aerospace Sciences Meeting and Exhibit; 6-9 January 2003, Reno, NevadaIn 1947 the U.S. Navy established a Department of Aeronautics in the Naval Postgraduate School in order to better prepare naval aviation officers for the transition from piston ...
Platzer, Max F.   +5 more
core   +1 more source

Tailoring Model‐Based Systems Engineering for Sub‐100 g PlanarSats: A Power‐First View Stack

open access: yesSystems Engineering, EarlyView.
ABSTRACT This paper addresses how to apply model‐based systems engineering (MBSE) to ultrasmall planar satellites under severe power and resource constraints. PlanarSats are sub‐100‐gram spacecraft built as single printed‐circuit boards where the same surface must host both electronics and solar cells, so power generation, geometry, and component ...
Mehmet Şevket Uludaǧ   +1 more
wiley   +1 more source

Application of a Discontinuous Galerkin Method to Predict Airframe Noise [PDF]

open access: yes, 2009
Unstructured grids greatly ease the mesh generation process in the case of complex geometries. The Discontinuous Galerkin Method (DGM) provides a robust, high-order accurate discretization even on this type of grid.
Marcus Bauer   +5 more
core   +1 more source

Comparison of surface treatment protocols for a 3D‐printable resin for definitive crowns: Effects on surface roughness and bonding performance

open access: yesJournal of Prosthodontics, EarlyView.
Abstract Purpose This study aimed to compare the effects of surface treatment protocols on the surface roughness and shear bond strength (SBS) of a three‐dimensional (3D)‐printable resin for definitive crowns. Materials and Methods A 3D‐printable resin for definitive crowns (Saremco Print Crowntec) was used to produce 168 specimens (10 × 10 × 2 mm3 ...
Engin Sacu   +5 more
wiley   +1 more source

Artificial Intelligence, Economic Decision‐Making, and Air Transport Performance: Evidence From G7 Countries

open access: yesManagerial and Decision Economics, Volume 47, Issue 7, Page 1856-1873, October 2026.
ABSTRACT This paper examines the role of artificial intelligence (AI) in shaping economic decision‐making and improving air transport performance in G7 countries over the period 1996–2021. AI is proxied by scientific publications and interpreted as an indicator of innovation capacity that supports data‐driven decision‐making and operational efficiency ...
Emin Ahmet Kaplan   +3 more
wiley   +1 more source

Missing value imputation for > 2 MeV electron fluxes in geostationary orbit based on GA-RF model

open access: yesScientific Reports
A genetic algorithm-optimized random forest algorithm (GA-RF) model is constructed to impute large-scale missing data for 5-min averaged data of > 2 MeV electron integral fluxes from GOES-E/W satellites. The model inputs include V, Vx, the proton density,
Meihua Fang   +5 more
doaj   +1 more source

Unmanned Aerial Systems for Corrosion Detection: Multi‐Sensor Technologies, Challenges, and Opportunities for Next‐Generation Inspection

open access: yesQuality and Reliability Engineering International, Volume 42, Issue 6, Page 3565-3583, October 2026.
ABSTRACT Corrosion remains a critical threat to the integrity and service life of infrastructure in industries such as oil, gas, construction, renewable energy, and transportation. Traditional inspection methods, being labor‐intensive, hazardous, and often subjective, fall short in addressing modern inspection demands.
Alhossein Alharbi   +3 more
wiley   +1 more source

Study of equipment deformation based on high-speed photography using a vibrating platform [PDF]

open access: yesОмский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение"
To better measure equipment deformation due to vibration in a laboratory environment the project team has introduced an improved Hough transform method for calibration and then carried out the study with the help of a vibration platform.
X. Mai   +6 more
doaj   +1 more source

Second‐Harmonic Generation Enhancement in Polar Dielectric Films via Nonlocal Longitudinal Modes and Berreman Modes

open access: yesNanophotonics, Volume 15, Issue 18, 25 September 2026.
Nonlocal longitudinal resonances in ultrathin AlN enable thickness‐controlled harmonic matching between a resonance at the fundamental frequency and the Berreman resonance at the second‐harmonic frequency. The resulting simultaneous field enhancement at both frequencies substantially amplifies the predicted second‐harmonic response, revealing a double ...
Yining Yao   +5 more
wiley   +1 more source

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