Results 11 to 20 of about 1,857,430 (354)

Minimal unitary representation of SO∗(8)=SO(6,2) and its SU(2) deformations as massless 6D conformal fields and their supersymmetric extensions [PDF]

open access: greenNuclear Physics B, 2010
We study the minimal unitary representation (minrep) of SO(6,2) over an Hilbert space of functions of five variables, obtained by quantizing its quasiconformal realization.
Murat Gunaydin
exaly   +6 more sources

Null infinity and unitary representation of the Poincare group [PDF]

open access: diamondJournal of High Energy Physics, 2019
Following Pasterski-Shao-Strominger we construct a new basis of states in the single-particle Hilbert space of massless particles as a linear combination of standard Wigner states.
Shamik Banerjee
doaj   +5 more sources

The Burau representation is unitary [PDF]

open access: bronzeProceedings of the American Mathematical Society, 1984
A slight modification of the Burau representation of the braid group is shown to be unitary relative to an explicitly defined Hermitian form. This gives a partial answer to the problem of identifying the image of the Burau representation and provides a tool for attacking the question of whether or not the Burau representation is faithful.
C. Squier
semanticscholar   +3 more sources

On Non-Commutative Operator Graphs Generated by Reducible Unitary Representation of the Heisenberg-Weyl Group [PDF]

open access: greenInternational Journal of Theoretical Physics, 2018
We consider a reducible unitary representation of Heisenberg-Weyl group in a tensor product of two Hilbert spaces. A non-commutative operator graph generated by this representation is introduced.
Grigori G. Amosov, A. S. Mokeev
semanticscholar   +3 more sources

Minimal unitary representation of 5d superconformal algebra F(4) and AdS6/CFT5 higher spin (super)-algebras [PDF]

open access: yesNuclear Physics B, 2015
We study the minimal unitary representation (minrep) of SO(5,2), obtained by quantization of its geometric quasiconformal action, its deformations and supersymmetric extensions.
Sudarshan Fernando, Murat Günaydin
doaj   +2 more sources

Fuzzy de Sitter space

open access: yesEuropean Physical Journal C: Particles and Fields, 2018
We discuss properties of fuzzy de Sitter space defined by means of algebra of the de Sitter group $$\text {SO}(1,4)$$ SO(1,4) in unitary irreducible representations.
Maja Burić   +2 more
doaj   +3 more sources

Classification and Analysis of Multiple Cattle Unitary Behaviors and Movements Based on Machine Learning Methods

open access: yesAnimals, 2022
The behavior of livestock on farms is the primary representation of animal welfare, health conditions, and social interactions to determine whether they are healthy or not.
Yongfeng Li   +7 more
doaj   +2 more sources

Representation Class and Geometrical Invariants of Quantum States under Local Unitary Transformations [PDF]

open access: green, 2007
We investigate the equivalence of bipartite quantum mixed states under local unitary transformations by introducing representation classes from a geometrical approach.
Chen K.   +6 more
core   +2 more sources

Quantifying the Unitary Generation of Coherence from Thermal Quantum Systems

open access: yesEntropy, 2019
Coherence is associated with transient quantum states; in contrast, equilibrium thermal quantum systems have no coherence. We investigate the quantum control task of generating maximum coherence from an initial thermal state employing an external field ...
Shimshon Kallush   +2 more
doaj   +3 more sources

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