Results 51 to 60 of about 340,239 (301)

Unlocking the Power of Quercetin‐Encapsulated Mesoporous Bioactive Glass Nanoparticles: A Multifunctional Approach to Bone Regeneration

open access: yesAdvanced Engineering Materials, EarlyView.
Mesoporous bioactive glass nanoparticles (MBGNs) are investigated for bone regeneration given their remarkable structural and functional properties. MBGNs are functionalized with Mn and Cu and incorporated with quercetin, a natural flavonoid exhibiting antioxidant, anti‐inflammatory, and antimicrobial properties.
Giovanni Lo Bello   +5 more
wiley   +1 more source

Free Vibration Analysis of Curvilinearly Tapered Axially Functionally Graded Material Beams

open access: yesApplied Sciences
The study focuses on the free vibration analysis of beams made of axially functionally graded materials (AFGM) with curvilinear variable cross-sections along their length.
Vyacheslav N. Burlayenko   +2 more
doaj   +1 more source

Spectrum of confined and interface phonons in complicated cylindrical nanoheterosystem placed into the plane quantum well in water [PDF]

open access: yes, 2007
The energy spectra of all types of free vibrations existing in combined nanoheterosystem consisting of cylindrical semiconductor quantum dot, semiconductor quantum ring embedded into the quantum well placed in water are studied in the framework of ...
Gryschyк, А. М., Maкhanets, О. М.
core  

Adaptable Tile‐Based Pneumatic Origami through Structurally Coupled Localized Actuation

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents tile‐based pneumatic origami structures with rigid tiles and flexible fabric creases, achieving adaptable properties including morphing shape, selective multistability, and tunable stiffness. Independently pressurized folding bladders at each crease enable structurally coupled localized actuation of origami structures.
Tiantian Li, Jonathan Luntz, Diann Brei
wiley   +1 more source

Influence of Applied Loads on Free Vibrations of Functionally Graded Material Plate–Shell Panels

open access: yesApplied Sciences
An analysis of the influence of applied loads on free vibrations of plate and shell panels made of functionally graded materials is analyzed in the present work.
José Simões Moita   +2 more
doaj   +1 more source

Experimental and numerical studies of inclined cables: free and parametrically-forced vibrations [PDF]

open access: yes, 2008
Because of few experimental studies in the inclined cable literature, this paper is aimed at experimental modelling and investigating the linear free and nonlinear forced vibrations of sagged inclined cables, by discussing the relevant outcomes in the ...
Alaggio, R., Rega, G., Srinil, N.
core  

Nano-crystalline inclusions as a low-pass filter for thermal transport in a-Si

open access: yes, 2015
We use atomistic simulations to study the resonant acoustic modes and compare different calculations of the acoustic mean-free path in amorphous systems with nanometric crystalline spherical inclusions.
Damart, Tanguy   +2 more
core   +3 more sources

Advancing Research on Biomaterials and Biological Materials with Scanning Electron Microscopy under Environmental and Low Vacuum Conditions

open access: yesAdvanced Engineering Materials, EarlyView.
Herein, environmental scanning electron microscopy (ESEM) is discussed as a powerful extension of conventional SEM for life sciences. By combining high‐resolution imaging with variable pressure and humidity, ESEM allows the analysis of untreated biological materials, supports in situ monitoring of hydration‐driven changes, and advances the functional ...
Jendrian Riedel   +6 more
wiley   +1 more source

Effect of the initial stress and rotation on free vibrations in transversely isotropic human long dry bone

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2015
The object of the present paper is to study the influence of the initial stress and rotation on wave propagation of harmonic waves in a human long dry bone as transversely isotropic material, subject to the boundary conditions that the outer and inner ...
Mahmoud S. R.   +2 more
doaj   +1 more source

Electrical transport and low-temperature scanning tunneling microscopy of microsoldered graphene [PDF]

open access: yes, 2009
Using the recently developed technique of microsoldering, we perform a systematic transport study of the influence of PMMA on graphene flakes revealing a doping effect of up to 3.8x10^12 1/cm^2, but a negligible influence on mobility and gate voltage ...
Georgi, A.   +9 more
core   +1 more source

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