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Spectral transformation is known to set up a birational morphism between the Hitchin and Beauville-Mukai integrable systems. The corresponding phase spaces are: (a) the cotangent bundle of the moduli space of bundles over a curve C, and (b)…

Algebraic Geometry · Mathematics 2007-05-23 B. Enriquez , V. Rubtsov

Quaternion quantum mechanics is examined at the level of unbroken SU(2) gauge symmetry. A general quaternionic phase expression is derived from formal properties of the quaternion algebra.

High Energy Physics - Theory · Physics 2008-11-26 M. D. Maia , V. B. Bezerra

We canonically quantize a Poisson manifold to a Lie 2-groupoid, complete with a quantization map, and show that it relates geometric and deformation quantization: the perturbative expansion in $\hbar$ of the (formal) convolution of two…

Symplectic Geometry · Mathematics 2024-04-15 Joshua Lackman

The Wigner-Weyl isomorphism for quantum mechanics on a compact simple Lie group $G$ is developed in detail. Several New features are shown to arise which have no counterparts in the familiar Cartesian case. Notable among these is the notion…

Quantum Physics · Physics 2009-11-10 N. Mukunda , G. Marmo , Alessandro Zampini , S. Chaturvedi , R. Simon

The emergence of the quantum $R$-matrix in the double-scaled SYK model points to an underlying quantum group structure. In this work, we identify the quantum group $\mathcal{U}_q(\mathfrak{su}(1,1))$ as a subalgebra of the chord algebra.…

High Energy Physics - Theory · Physics 2025-11-18 Jeremy van der Heijden , Erik Verlinde , Jiuci Xu

We study the phase space structure of the Jackiw-Teitelboim model in its connection variables formulation where the gauge group of the field theory is given by local SL(2,R) (or SU(2) for the Euclidean model), i.e. the de Sitter group in…

General Relativity and Quantum Cosmology · Physics 2009-07-24 Clisthenis P. Constantinidis , Alejandro Perez , Olivier Piguet

We compute the factorisation homology of the four-punctured sphere and punctured torus over the quantum group $\mathcal{U}_q(\mathfrak{sl}_2)$ explicitly as categories of equivariant modules using the framework of `Integrating Quantum…

Quantum Algebra · Mathematics 2021-10-26 Juliet Cooke

Covariant integral quantisation using coherent states for semidirect product groups is studied and applied to the motion of a particle on the circle. In the present case the group is the Euclidean group E$(2)$. We implement the quantisation…

Mathematical Physics · Physics 2018-05-23 Rodrigo Fresneda , Jean Pierre Gazeau , Diego Noguera

We explore the relation between noncommutative geometry, in the spectral triple formulation, and quantum mechanics. To this aim, we consider a dynamical theory of a noncommutative geometry defined by a spectral triple, and study its…

General Relativity and Quantum Cosmology · Physics 2009-10-31 Carlo Rovelli

States of a quantum mechanical system are represented by rays in a complex Hilbert space. The space of rays has, naturally, the structure of a K\"ahler manifold. This leads to a geometrical formulation of the postulates of quantum mechanics…

General Relativity and Quantum Cosmology · Physics 2007-05-23 Abhay Ashtekar , Troy A. Schilling

Geometrical and topological phases play a fundamental role in quantum theory. Geometric phases have been proposed as a tool for implementing unitary gates for quantum computation. A fractional topological phase has been recently discovered…

We present a general formalism based on the framework of non-commutative geometry, suitable to the study the standard model of electroweak interactions, as well as that of more general gauge theories. Left- and right-handed chiral fields…

High Energy Physics - Phenomenology · Physics 2009-11-11 Cosmin Macesanu , Kameshwar C. Wali

The formulation of Geometric Quantization contains several axioms and assumptions. We show that for real polarizations we can generalize the standard geometric quantization procedure by introducing an arbitrary connection on the…

Mathematical Physics · Physics 2017-03-01 Carlos Tejero Prieto , Raffaele Vitolo

The Cartan control problem of the quantum circuits discussed from the differential geometry point of view. Abstract unitary transformations of $SU(2^n)$ are realized physically in the projective Hilbert state space $CP(2^n-1)$ of the…

General Physics · Physics 2008-10-20 Peter Leifer

We present the quantum mechanics of "partial-trace" non-linear sigma models, on the grounds of a fully symmetry-based procedure. After the general scheme is sketched, the particular example of a particle on the two-sphere is explicitly…

High Energy Physics - Theory · Physics 2010-10-28 V. Aldaya , M. Calixto , J. Guerrero , F. F. López-Ruiz

General features of microscopic and macroscopic chiral structures can be discussed under the standard of orthogonal group theory. Configuration space of systems, not physical space, is taken into account. This change of perspective allows…

Chemical Physics · Physics 2007-05-23 Salvatore Capozziello , Alessandra Lattanzi

The quantisation of the reduced first-order dynamics of the nonrelativistic model for Chern-Simons vortices introduced by Manton is studied on a sphere of given radius. We perform geometric quantisation on the moduli space of static…

High Energy Physics - Theory · Physics 2009-10-31 Nuno M. Romão

Hilbert space representations of quantum SU(2) by multiplication operators on a local chart are constructed, where the local chart is given by tensor products of square integrable functions on a quantum disc and on the classical unit…

Quantum Algebra · Mathematics 2018-02-20 Elmar Wagner

We propose an operational form for the kernel of a mapping between an operator acting in a Hilbert space of a quantum system with SU(n) symmetry group and its symbol in the corresponding classical phase space. For symmetric irreps of SU(n),…

Quantum Physics · Physics 2011-08-25 Andrei B Klimov , Hubert de Guise

Co-oriented contact manifolds quite generally describe classical dynamical systems. Quantization is achieved by suitably associating a Schr\"odinger equation to every path in the contact manifold. We quantize the standard contact seven…

Symplectic Geometry · Mathematics 2025-07-22 Subhobrata Chatterjee , Can Görmez , Andrew Waldron