Results 121 to 130 of about 17,923,772 (307)

The Influence of Field‐Assisted Sintering Technology (FAST) Temperature and Cooling Rate on the Microstructural Evolution in Gamma‐Titanium Aluminide Alloy GE4822

open access: yesAdvanced Engineering Materials, EarlyView.
Controlling the Field Assisted Sintering Technology (FAST) parameters, dwell temperature and cooling rate, significantly influences the microstructural evolution in titanium aluminide GE4822. Significant γ‐lamellar colonies develop only upon cooling through the α‐transus.
Jack Krohn, James Pepper, Martin Jackson
wiley   +1 more source

Experiences With Fractiling In N-Body Simulations

open access: yes, 1998
N-body simulations pose load balancing problems mainly due to the irregularity of the distribution of particles and to the different processing requirements of particles in the interior and of those near the boundary of the computation space. In the past,
Rong Lu, Ioana Banicescu
core  

Tree-ring Structure of Galactic Bar Resonance in N-body Simulations

open access: yesThe Astrophysical Journal
We study the structure and evolution of the Galactic bar’s resonant phase space in self-consistent N -body simulations of the Milky Way, with and without perturbations from the Sagittarius dwarf galaxy. In an idealized disk evolution model in which stars
Rimpei Chiba   +4 more
doaj   +1 more source

Architecture‐Driven Sensor Stability in Weft‐Knitted Engineering Textiles

open access: yesAdvanced Engineering Materials, EarlyView.
Textile‐integrated sensor architectures are systematically compared to evaluate their electromechanical behavior under combined mechanical and environmental loading. Pocket‐based integration exhibits stable and reproducible signals, whereas tunnel‐based routing shows higher sensitivity accompanied by increased variability.
Adnan Maroof Khan   +5 more
wiley   +1 more source

STAR CLUSTER MEMBERSHIP IDENTIFICATION BY SUPERVISED MACHINE LEARNING MODELS APPLIED TO N-BODY SIMULATIONS

open access: yes, 2023
This thesis investigates possible ways to apply supervised machine learning algorithms on N-body simulations. Because of the limitations of observational data, there is a motivation to research star clusters by the N-body simulations.
Bissekenov, Abylay
core   +1 more source

Field-level Comparison and Robustness Analysis of Cosmological N-body Simulations

open access: yesThe Astrophysical Journal
We present the first field-level comparison of cosmological N -body simulations, considering various widely used codes: Abacus, CUBEP ^3 M, Enzo, Gadget, Gizmo, PKDGrav, and Ramses.
Adrian E. Bayer   +8 more
doaj   +1 more source

Adaptive Foam 3D Printing of Ultralight and Multifunctional Materials

open access: yesAdvanced Engineering Materials, EarlyView.
Adaptive foam 3D printing, enabled by expandable microspheres, imparts cellular structures to thermoplastic and thermosetting polymers, manufactured through a variety of processes including fused filament fabrication, direct ink writing, digital light processing, and inkjet printing.
Nariman Rajabifar, Amir Ameli
wiley   +1 more source

Dynamical and Secular Stability of Mutually Inclined Planetary Systems

open access: yesThe Astrophysical Journal
Multiple analytical, semi-analytical, and empirical stability criteria have been derived in the literature for two-planet systems. But, the dependence of the stability limit on the initial mutual inclination between the inner and outer orbits is not well
Hareesh Gautham Bhaskar, Hagai Perets
doaj   +1 more source

Discrepancies Between Micro Versus Macroscale Viscoelastic Properties in a Microplastic‐Tissue Composite Model

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores the discrepancies between bulk mechanics and spatial mapping in a tissue‐mimetic hydrogel model. Microplastic particles create localized stiff mechanical microenvironments that are detectable by cellular‐scale nanoindentation but leave bulk properties unchanged as measured by rheology.
Ahron T. Verschleisser   +3 more
wiley   +1 more source

Gravitational clustering in N-body simulations

open access: yes, 2001
In this talk we discuss some of the main theoretical problems in the understanding of the statistical properties of gravity. By means of N-body simulations we approach the problem of understanding the rôle of gravity in the clustering of a finite set of
MONTUORI M   +6 more
core   +1 more source

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