Results 31 to 40 of about 145,649 (289)

A Network Topology Control and Identity Authentication Protocol with Support for Movable Sensor Nodes

open access: yesSensors, 2015
It is expected that in the near future wireless sensor network (WSNs) will be more widely used in the mobile environment, in applications such as Autonomous Underwater Vehicles (AUVs) for marine monitoring and mobile robots for environmental ...
Ying Zhang   +4 more
doaj   +1 more source

Evolution of dynamical signature in the X-cube fracton topological order

open access: yesPhysical Review Research, 2022
As an unconventional realization of topological orders with an exotic interplay of topology and geometry, fracton (topological) orders feature subextensive topological ground-state degeneracy and subdimensional excitations that are movable only within a ...
Chengkang Zhou   +4 more
doaj   +1 more source

Classical Signature Change in the Black Hole Topology [PDF]

open access: yes, 1997
Investigations of classical signature change have generally envisaged applications to cosmological models, usually a Friedmann-Lemaitre-Robertson-Walker model.
Ellis, G. F. R.   +2 more
core   +2 more sources

Metric-signature topological transitions in dispersive metamaterials [PDF]

open access: yesPhysical Review E, 2014
The metric signature topological transitions associated with the propagation of electromagnetic waves in a dispersive metamaterial with frequency-dependent and anisotropic dielectric and magnetic responses are examined in the present work. The components of the reciprocal-space metric tensor depend upon both the electric permittivity and magnetic ...
Reyes Gómez, Ernesto Amador   +3 more
openaire   +4 more sources

Autoencoders for semivisible jet detection

open access: yesJournal of High Energy Physics, 2022
The production of dark matter particles from confining dark sectors may lead to many novel experimental signatures. Depending on the details of the theory, dark quark production in proton-proton collisions could result in semivisible jets of particles ...
Florencia Canelli   +5 more
doaj   +1 more source

Experimental signature of a topological quantum dot

open access: yesNanoscale, 2020
Topological insulator nanoparticles (TINPs) host topologically protected Dirac surface states, just like their bulk counterparts.
Marie S. Rider   +10 more
openaire   +6 more sources

ENTROPY SIGNATURES OF TOPOLOGICAL PHASE TRANSITIONS [PDF]

open access: yesЖУРНАЛ ЭКСПЕРИМЕНТАЛЬНОЙ И ТЕОРЕТИЧЕСКОЙ ФИЗИКИ, 2018
We review the behavior of the entropy per particle in various two-dimensional electronic systems. The entropy per particle is an important characteristic of any many body system that tells how the entropy of the ensemble of electrons changes if one adds one more electron.
Galperin Y. M.   +7 more
openaire   +4 more sources

The expanding Asgard archaea and their elusive relationships with Eukarya

open access: yesmLife, 2022
The discovery of Asgard archaea and the exploration of their diversity over the last 6 years have deeply impacted the scientific community working on eukaryogenesis, rejuvenating an intense debate on the topology of the universal tree of life (uTol ...
Violette Da Cunha   +2 more
doaj   +1 more source

Bulk Fermi surface and momentum density in heavily doped La$_{2-x}$Sr$_x$CuO$_4$ using high resolution Compton scattering and positron annihilation spectroscopies [PDF]

open access: yes, 2012
We have observed the bulk Fermi surface (FS) in an overdoped ($x$=0.3) single crystal of La$_{2-x}$Sr$_x$CuO$_4$ by using Compton scattering. A two-dimensional (2D) momentum density reconstruction from measured Compton profiles yields a clear FS ...
Al-Sawai, W.   +15 more
core   +3 more sources

A splitting formula for the spectral flow of the odd signature operator on 3-manifolds coupled to a path of SU(2) connections [PDF]

open access: yes, 2004
We establish a splitting formula for the spectral flow of the odd signature operator on a closed 3-manifold M coupled to a path of SU(2) connections, provided M = S cup X, where S is the solid torus.
Himpel, Benjamin
core   +7 more sources

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