Results 151 to 160 of about 254,625 (338)

Exploring the Tribological Properties of 3D Printed Polymer Composites: An Experimental Study

open access: yesPolymer Composites, EarlyView.
Tribological pin‐on‐disc testing of FDM‐manufactured pins. Pins made from PLA, TPU, bronze‐filled PLA (BRO), and their combinations were tested against a SAE 1020 steel disc to evaluate friction, wear, and surface morphology. ABSTRACT In recent years, additive manufacturing, especially 3D printing, has been gaining more space in the production of parts
G. Lasch   +10 more
wiley   +1 more source

Celibacy obligation for clerics according to the Code of Canon Law of 1983

open access: yesKościół i Prawo, 2012
The issue of celibacy obligations for clerics according to the Code of Canon Law of 1983 was taken up in the article. This problem contains the following items: 1) theological and legal basis for the celibacy obligation; 2) celibacy obligation in the ...
Michał Grochowina
doaj  

Molecular Enrichment in the Cavity of Hollow Mesoporous Silica Particles: the Effect of the Cavity Size

open access: yesParticle &Particle Systems Characterization, EarlyView.
The molecular enrichment in the cavity of hollow mesoporous silica particles is quantitatively investigated. Three different types of particles (spherical, core‐shell, and hollow particles) with comparable sizes are prepared to estimate the molecular concentration in the hollow cavity.
Shin Saito   +6 more
wiley   +1 more source

The Smearing of Quasi‐Particles: Signatures in the Entanglement Entropy of Excited Many‐Particle Systems

open access: yesAdvanced Quantum Technologies, EarlyView.
Entanglement reveals hidden structure in quantum matter. We explore how quasi‐particles shape the crossover from area‐law to volume‐law entanglement, using models from spinless fermions to SYK. Our results show a striking linear growth of entanglement with energy, explained as a hallmark of quasi‐particles, offering new insight into the entanglement ...
Jagannath Sutradhar   +4 more
wiley   +1 more source

Uncertainty Quantification in Planning Aircraft Ground Movement Operations With Towbarless Robotic Tractors

open access: yesInternational Journal of Robust and Nonlinear Control, EarlyView.
ABSTRACT This article addresses the problem of quantifying the uncertainty in planning aircraft ground movement operations using towbarless robotic tractors taking into account the inherent uncertainties of the problem, specifically, the uncertainties in the weight of the aircraft and in the rolling resistance of the wheels of the main landing gear ...
Almudena Buelta   +2 more
wiley   +1 more source

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