Results 11 to 20 of about 42,140 (265)

Novel Chipless RFID Tags Using Eight State Triple-Mode Resonators

open access: yesIEEE Access, 2023
For multi-resonator based chipless radio frequency identification (RFID) tags, a novel triple-mode resonator is designed by loading open-circuited stubs to a transmission line which is coupled to input and output ports.
Engin Dogan   +2 more
doaj   +1 more source

PRODUCT OF REAL SPECTRAL TRIPLES [PDF]

open access: yesInternational Journal of Geometric Methods in Modern Physics, 2011
We construct the product of real spectral triples of arbitrary finite dimension (and arbitrary parity) taking into account the fact that in the even case there are two possible real structures, in the odd case there are two inequivalent representations of the gamma matrices (Clifford algebra), and in the even-even case there are two natural candidates
Dabrowski, Ludwik, Dossena G.
openaire   +3 more sources

Moyal Planes are Spectral Triples [PDF]

open access: yesCommunications in Mathematical Physics, 2004
Latex, 54 pages.
Gayral, Victor   +4 more
openaire   +4 more sources

Attention-Embedded Triple-Fusion Branch CNN for Hyperspectral Image Classification

open access: yesRemote Sensing, 2023
Hyperspectral imaging (HSI) is widely used in various fields owing to its rich spectral information. Nonetheless, the high dimensionality of HSI and the limited number of labeled data remain significant obstacles to HSI classification technology.
Erlei Zhang   +6 more
doaj   +1 more source

Ergodic actions and spectral triples [PDF]

open access: yesJournal of Operator Theory, 2016
In this article, we give a general construction of spectral triples from certain Lie group actions on unital C*-algebras. If the group G is compact and the action is ergodic, we actually obtain a real and finitely summable spectral triple which satisfies the first order condition of Connes' axioms. This provides a link between the "algebraic" existence
Gabriel, Olivier, Grensing, Martin
openaire   +3 more sources

Temporal Lorentzian spectral triples [PDF]

open access: yesReviews in Mathematical Physics, 2014
We present the notion of temporal Lorentzian spectral triple which is an extension of the notion of pseudo-Riemannian spectral triple with a way to ensure that the signature of the metric is Lorentzian. A temporal Lorentzian spectral triple corresponds to a specific 3 + 1 decomposition of a possibly noncommutative Lorentzian space.
openaire   +4 more sources

Pseudo-Riemannian Spectral Triples for the Standard Model [PDF]

open access: yesEPJ Web of Conferences, 2019
We present the importance of the pseudo-Riemannian structure in the spectral triple formalism that is used to describe the Standard Model of Particle Physics.
Bochniak Arkadiusz
doaj   +1 more source

Is the near-spherical shape the “new black” for smoke? [PDF]

open access: yesAtmospheric Chemistry and Physics, 2020
We examine the capability of near-spherical-shaped particles to reproduce the triple-wavelength particle linear depolarization ratio (PLDR) and lidar ratio (LR) values measured over Europe for stratospheric smoke originating from Canadian wildfires.
A. Gialitaki   +25 more
doaj   +1 more source

Ap-adic spectral triple [PDF]

open access: yesJournal of Mathematical Physics, 2014
We construct a spectral triple for the C*-algebra of continuous functions on the space of p-adic integers by using a rooted tree obtained from coarse-grained approximation of the space, and the forward derivative on the tree. Additionally, we verify that our spectral triple satisfies the properties of a compact spectral metric space, and we show that ...
Klimek, Slawomir   +2 more
openaire   +3 more sources

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