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One-loop matrix element emulation with factorisation awareness
In this article we present an emulation strategy for one-loop matrix elements. This strategy is based on the factorisation properties of matrix...
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On a matrix element representation of the GKZ hypergeometric functions
We develop a representation theory approach to the study of generalized hypergeometric functions of Gelfand, Kapranov and Zelevisnky (GKZ). We show...
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Matrix element corrections in the Pythia8 parton shower in the context of matched simulations at next-to-leading order
We discuss the role of matrix element corrections (MEC) to parton showers in the context of MC@NLO-type matchings for processes that feature unstable...
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Impact of nuclear matrix element calculations for current and future neutrinoless double beta decay searches
Nuclear matrix elements (NME) are a crucial input for the interpretation of neutrinoless double beta decay data. We consider a representative set of...
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A factorisation-aware Matrix element emulator
In this article we present a neural network based model to emulate matrix elements. This model improves on existing methods by taking advantage of...
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S-Matrix
Reactions among elementary particles or atomic nuclei can be described by the S-matrix. In fact, all our knowledge of the various interactions of...
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Neutrino Mixing Matrix in Terms of Neutrino Mass Matrix and Its Frobenius Covariants
AbstractAn explicit expression is derived for the mixing matrix of Majorana neutrinos in terms of the mass matrix and its Frobenius covariants....
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The Matrix Perturbation Method
The Matrix Perturbation Method is presented as a novel technique for obtaining approximate solutions to the Schrödinger equation in non-relativistic...
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The Clifford Algebra of the Density Matrix: An Elementary Approach
This work studies the Clifford algebra approach to the density matrix. We discuss elementary examples of pure and mixed states by writing the density...
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FINITE ELEMENT–BOUNDARY ELEMENT BASED VIBROACOUSTIC MODEL FOR NONHOMOGENEOUS TURBULENT BOUNDARY LAYER EXCITED COMPOSITE PANELS INVOLVING THE CHOLESKY DECOMPOSITION
AbstractAn original numerical framework is developed in the present research work in order to estimate the free field sound radiation from baffled...
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The role of colour flows in matrix element computations and Monte Carlo simulations
We discuss how colour flows can be used to simplify the computation of matrix elements, and in the context of parton shower Monte Carlos with...
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Ceramic–Matrix Piezocomposites: Microstructural Features and Dielectric Properties
AbstractA new way of manufacturing ceramic/ceramic ceramic-matrix piezocomposites (CMCs) is developed. Samples of piezoactive TsTS/TsTS composites...
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Mueller Matrix Imaging
Polarimetric imaging is a technique of great interest to study fiber-like macromolecules present in biological tissues. As they exhibit a certain...
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Classical observables from the exponential representation of the gravitational S-matrix
By combining the KMOC-formalism with the exponential representation of the scattering matrix we show that the two-body scattering angle is given by...
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Matrix element regression with deep neural networks — Breaking the CPU barrier
The Matrix Element Method (MEM) is a powerful method to extract information from measured events at collider experiments. Compared to multivariate...
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Probing Higgs portals with matrix-element based kinematic discriminants in ZZ → 4ℓ production
A Higgs portal in the form of the operator |H| 2 provides a minimal and theoretically motivated link between the Standard Model (SM) and new physics....
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Reconstructing S-matrix Phases with Machine Learning
An important element of the S -matrix bootstrap program is the relationship between the modulus of an S -matrix element and its phase. Unitarity...
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Static bending analysis of a transversely cracked strip tapered footing on a two-parameter soil using a new beam finite element
In this paper, a new beam Euler–Bernoulli finite element for the transverse static bending analysis of cracked slender strip tapered footings on an...
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Polymer Matrix Materials for Ballistic Armors
Material selection is a critical aspect of ballistic armor systems, profoundly influencing their efficacy, weight, and overall performance. Polymer...
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Neutrino Mass Matrix in Neutrino-Related Processes
AbstractTechniques are developed for constructing amplitudes of neutrino-related processes in terms of the neutrino mass matrix, with no reference to...
