Results 71 to 80 of about 39,377 (316)

Governing Equations in Mechanical Analysis of Satellite Carrier Adapter [PDF]

open access: yesفصلنامه علوم و فناوری فضایی, 2012
In this paper the mechanical behavior of satellite carrier adapter made of composite lattice shell is examined. First, the geometrical parameters of the composite lattice shell are analyzed. Choosing the direction for winding the fibers (geodesic route),
J. Eskandari Jam   +3 more
doaj  

Scalable Thermal Engineering via Femtosecond Laser‐Direct‐Written Phononic Nanostructures

open access: yesAdvanced Functional Materials, EarlyView.
This study demonstrates that femtosecond laser‐induced periodic surface structures (fs‐LIPSS) can function as phononic metasurfaces, reducing thermal conductivity below the plain thin‐film limit. Phonon Monte Carlo analysis reveals that the periodic structures restrict phonon mean free paths.
Hiroki Hamma   +4 more
wiley   +1 more source

Finite continuum quasi distributions from lattice QCD

open access: yesEPJ Web of Conferences, 2018
We present a new approach to extracting continuum quasi distributions from lattice QCD. Quasi distributions are defined by matrix elements of a Wilson-line operator extended in a spatial direction, evaluated between nucleon states at finite momentum.
Monahan Christopher, Orginos Kostas
doaj   +1 more source

Some finite congruence lattices, I [PDF]

open access: yesCzechoslovak Mathematical Journal, 1986
The author constructs representations for three important classes of finite lattices as congruence lattices of finite algebras. In all cases the algebras are transitive permutation groups (regarded as multi-unary algebras), so actually these lattices are intervals [H;G] in the subgroup lattices of suitable finite groups G.
openaire   +1 more source

Universal Electronic‐Structure Relationship Governing Intrinsic Magnetic Properties in Permanent Magnets

open access: yesAdvanced Functional Materials, EarlyView.
Permanent magnets derive their extraordinary strength from deep, universal electronic‐structure principles that control magnetization, anisotropy, and intrinsic performance. This work uncovers those governing rules, examines modern modeling and AI‐driven discovery methods, identifies critical bottlenecks, and reveals electronic fingerprints shared ...
Prashant Singh
wiley   +1 more source

Switchable Thermal Mid‐IR Conducting Polymer Antenna Arrays

open access: yesAdvanced Functional Materials, EarlyView.
This study presents switchable mid‐infrared plasmonic resonances in PEDOT antenna arrays. Their optical extinction peaks can be reversibly switched ‘OFF’ and ‘ON’ by tuning the polaronic charge carrier concentration via the polymer's redox state, offering modulation of optical responses in the thermal mid‐infrared range including around 10 µm ...
Pravallika Bandaru   +5 more
wiley   +1 more source

Exact lattice bosonization of finite N matrix quantum mechanics and c = 1

open access: yesJournal of High Energy Physics
We describe a new exact lattice bosonization of matrix quantum mechanics (equivalently of non-relativistic fermions) that is valid for arbitrary rank N of the matrix.
Gautam Mandal, Ajay Mohan
doaj   +1 more source

Finite temperature Landau gauge lattice quark propagator

open access: yesEuropean Physical Journal C: Particles and Fields, 2019
The quark propagator at finite temperature is investigated using quenched gauge configurations. The propagator form factors are investigated for temperatures above and below the gluon deconfinement temperature $$T_c$$ Tc and for the various Matsubara ...
Orlando Oliveira, Paulo J. Silva
doaj   +1 more source

Lattice QCD at finite density [PDF]

open access: yesProceedings of XXIVth International Symposium on Lattice Field Theory — PoS(LAT2006), 2006
I discuss different approaches to finite density lattice QCD. In particular, I focus on the structure of the phase diagram and discuss attempts to determine the location of the critical end-point. Recent results on the transiton line as function of the chemical potential ($T_c( _q)$) are reviewed.
openaire   +2 more sources

Stacking‐Engineered Magnonic Topology and Transport in Honeycomb Homobilayers

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Topological magnons have emerged as a promising platform for dissipationless bosonic transport. However, a straightforward and effective strategy to engineer such topological states in real materials has yet to be fully realized. Here, a general scheme for controlling magnonic topological states via stacking engineering in van der Waals ...
Xiaoran Feng   +6 more
wiley   +1 more source

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