Results 131 to 140 of about 402,585 (260)

Symmetry‐Guided Multifunctional Acoustic System Based on Mechanically Actuated Sonic Crystals

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents the design, simulation, and experimental validation of amultifunctional acoustic metamaterial based on rotationally engineered sonic crystals.By tuning cylinder orientations, controllable band gaps and six distinct functionalities—including switching, topological insulation, beam splitting, and logic operations—areachieved ...
Yuanyan Zhao   +2 more
wiley   +1 more source

Experimental Study of Particle Size Distribution in Suspension Polymerization [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2001
M. Parvazinia   +2 more
doaj   +1 more source

Extracting particle size distribution from laser speckle with a physics-enhanced autocorrelation-based estimator (PEACE). [PDF]

open access: yesNat Commun, 2023
Zhang Q   +11 more
europepmc   +1 more source

In Situ Micromechanical Study of Bimodal γ′–γ″ Precipitate Assemblies in Ni–Cr–Al–Nb Superalloy

open access: yesAdvanced Engineering Materials, EarlyView.
A Ni–Cr–Al–Nb superalloy with a bimodal γ′–γ″ precipitate distribution is developed. Composite precipitate assemblies form through heterogeneous nucleation, effectively impeding dislocation motion. Micropillar compression reveals high strength at room and elevated temperatures, governed by precipitate shearing, with coupled faulting mechanisms ...
Ujjval Bansal   +4 more
wiley   +1 more source

Mass and particle size distribution of household dust on children's hands. [PDF]

open access: yesJ Expo Sci Environ Epidemiol
Fayad-Martinez C   +11 more
europepmc   +1 more source

Comparison of Phase States of PM2.5 over Megacities, Seoul and Beijing, and Their Implications on Particle Size Distribution. [PDF]

open access: yesEnviron Sci Technol, 2022
Song M   +13 more
europepmc   +1 more source

Electrochemical Behavior of Flame‐Sprayed Sc‐Doped AlCoCrFeMo High‐Entropy Alloy Coatings in 3.5% Sodium Chloride Solution

open access: yesAdvanced Engineering Materials, EarlyView.
Scandium (Sc)‐doped AlCoCrFeMo HEA coatings are fabricated via flame spraying with 0.1, 0.3, and 0.5 wt% Sc additions. Among these, the HEA‐Sc0.3 coating exhibits the highest corrosion resistance, indicated by a more positive corrosion potential and lower current density.
Pankaj Kumar   +7 more
wiley   +1 more source

Chemical Constituents and Particle Size Distribution of Mainstream Emission From Electronic Waterpipe. [PDF]

open access: yesNicotine Tob Res
Klupinski TP   +12 more
europepmc   +1 more source

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