Publications (37)
One Million Quality Factor Integrated Ring Resonators in the Mid-Infrared
Marko Perestjuk, Rémi Armand, Miguel Gerardo Sandoval Campos +10
We report ring resonators on a silicon germanium on silicon platform operating in the mid-infrared wavelength range around 3.5 - 4.6 μm with quality factors reaching up to one mil…
Hadron Spectroscopy in Photoproduction
Miguel Albaladejo, Lukasz Bibrzycki, Sean Dobbs +7
Recent decades have seen a resurge of interest in hadron spectroscopy, driven by new, high-luminosity experiments which have identified many new hadrons, both expected and unexpect…
Towards a unified description of hadron scattering at all energies
Dominik Stamen, Daniel Winney, Arkaitz Rodas +5
The construction of general amplitudes satisfying symmetries and -matrix constraints has been the primary tool in studying the spectrum of hadrons for over half a century. In th…
Mixing in the Flavor Basis and Large N
Vincent Mathieu, Vicente Vento
The mass matrix for is derived in the flavor basis at of the chiral Lagrangian using the large approximation. Under certain assumptions, the mixi…
Elliptical Polarization in Partial Wave Analysis of Two Spinless Meson Photoproduction
Derek I. Glazier, Vincent Mathieu
Mathematical ambiguities in partial-wave analysis present a significant challenge to the extraction of resonance properties in hadronic reactions. Recent work has shown that while…
Two- and Three-gluon Glueballs within the Helicity Formalism
Cyrille Chevalier, Vincent Mathieu
Both positive and negative charge conjugation glueball spectra are computed with a constituent gluon approach. We first compute the spectrum of the Hamiltionian describing two-gluo…
Studying the production mechanisms of light meson resonances in two-pion photoproduction
Åukasz Bibrzycki, Nadine Hammoud, Vincent Mathieu +2
A theoretical model of two-pion photoproduction is presented. The model encodes the prominent resonance and the expected leading background contribution coming from the D…
The Physics of Glueballs
Vincent Mathieu, Nikolai Kochelev, Vicente Vento
Glueballs are particles whose valence degrees of freedom are gluons and therefore in their description the gauge field plays a dominant role. We review recent results in the physic…
Hybrid meson masses and the correlated Gaussian basis
Vincent Mathieu
We revisited a model for charmonium hybrid meson with a magnetic gluon [Yu. S. Kalashnikova and A. V. Nefediev, Phys. Rev. D {\bf 77}, 054025 (2008)] and improved the numerical cal…
Novel approaches in Hadron Spectroscopy
JPAC Collaboration, Miguel Albaladejo, Lukasz Bibrzycki +15
The last two decades have witnessed the discovery of a myriad of new and unexpected hadrons. The future holds more surprises for us, thanks to new-generation experiments. Understan…
Revisiting gauge invariance and Reggeization of pion exchange
Gloria Montana, Daniel Winney, Lukasz Bibrzycki +10
The Reggeized pion is expected to provide the main contribution to the forward cross section in light meson photoproduction reactions with charge exchange at high energies. We disc…
Collimation of energy in medium-modified QCD jets
Redamy Perez Ramos, Vincent Mathieu
The collimation of energy inside medium-modified jets is investigated in the leading logarithmic approximation of QCD. The Dokshitzer-Gribov-Lipatov-Altarelli-Parisi (DGLAP) evolut…
The case for an EIC Theory Alliance: Theoretical Challenges of the EIC
Raktim Abir, Igor Akushevich, Tolga Altinoluk +167
We outline the physics opportunities provided by the Electron Ion Collider (EIC). These include the study of the parton structure of the nucleon and nuclei, the onset of gluon satu…
High-energy photoproduction and the nature of exotic waves
Gloria Montaña, Vincent Mathieu, Vanamali Shastry +9
The observation of hybrid mesons in photoproduction experiments can provide essential insight into the inner workings of quantum chromodynamics in the strong coupling regime. In pa…
The Joint Physics Analysis Center Website
Vincent Mathieu
The Joint Physics Analysis Center is a collaboration between theorists and experimentalists working in hadronic physics. In order to facilitate the exchange of information between…
Double Polarization Observables in Pentaquark Photoproduction
JPAC Collaboration, Daniel Winney, Cristiano Fanelli +7
We investigate the properties of the hidden charm pentaquark-like resonances first observed by LHCb in 2015, by measuring the polarization transfer KLL between the incident photon…
How Many Degrees of Freedom Has the Gluon ?
Vincent Mathieu
In constituent models, glueballs are described as bound states of effective gluons. The dynamical mass generation lead to a gluon mass without violating gauge invariance. One can t…
Studying photoproduction beyond Pomeron exchange
Åukasz Bibrzycki, Nadine Hammoud, Vincent Mathieu +10
Forward photoproduction of pairs with invariant mass of the order of MeV is traditionally understood to be produced via Pomeron exchange. Based on a detai…
Studying the Pc(4450) resonance in J/psi photoproduction off protons
Astrid N. Hiller Blin, César Fernández-RamÃrez, Andrew Jackura +4
The LHCb has reported the observation of a resonancelike structure, the Pc(4450), in the J/psi p invariant masses. In our work, we discuss the feasibility of detecting this structu…
Regge Amplitudes for Two-to-Two Reactions
Vincent Mathieu
We present a fit based on Regge theory of two-to-two reactions at high energies particulary focused on leading non-strange positive naturality exchanges. Factorization of the resid…
Gluon Mass, Glueballs and Gluonic Mesons
Vincent Mathieu
We review the phenomenological and theoretical evidences for dynamical gluon mass generation and the main features of the glueball spectrum in (pure gauge) Yang-Mills theories. The…
Three-particle correlations in QCD parton showers
Redamy Perez Ramos, Vincent Mathieu, Miguel-Angel Sanchis-Lozano
Three-particle correlations in quark and gluon jets are computed for the first time in perturbative QCD. We give results in the double logarithmic approximation and the modified le…
First determination of vector and tensor couplings from polarized photoproduction
Vanamali Shastry, Åukasz Bibrzycki, Vincent Mathieu +7
The couplings between hadrons encode the dynamics of quantum chromodynamics. While many couplings can be calculated from decay widths, in some cases the decays are kinematically fo…
Understanding the Nature of through Regge Physics
Cesar Fernandez-Ramirez, Igor V. Danilkin, Vincent Mathieu +1
It appears that there are two resonances with quantum numbers in the energy region near the hyperon. The nature of these states is a topic of current debate…
Three-particle correlations in QCD jets and beyond
Redamy Perez Ramos, Vincent Mathieu, Miguel-Angel Sanchis-Lozano
In this paper, we present a more detailed version of our previous work for three-particle correlations in quark and gluon jets [1]. We give theoretical results for this observable…
Snowmass white paper: Need for amplitude analysis in the discovery of new hadrons
Miguel Albaladejo, Marco Battaglieri, Lukasz Bibrzycki +22
We highlight the need for the development of comprehensive amplitude analysis methods to further our understanding of hadron spectroscopy. Reaction amplitudes constrained by first…
The few-body problem in terms of correlated gaussians
Bernard Silvestre-Brac, Vincent Mathieu
In their textbook, Suzuki and Varga [Y. Suzuki and K. Varga, {\em Stochastic Variational Approach to Quantum-Mechanical Few-Body Problems} (Springer, Berlin, 1998)] present the sto…
Heavy quark flavour dependence of multiparticle production in QCD jets
Redamy Perez Ramos, Vincent Mathieu, Miguel-Angel Sanchis-Lozano
After inserting the heavy quark mass dependence into QCD partonic evolution equations, we determine the mean charged hadron multiplicity and second multiplicity correlators of jets…
Hybrid mesons and auxiliary fields
Fabien Buisseret, Vincent Mathieu
Hybrid mesons are exotic mesons in which the color field is not in the ground state. Their understanding deserves interest from a theoretical point of view, because it is intimatel…
Spin dependent operators in correlated gaussian bases
Bernard Silvestre-Brac, Vincent Mathieu
In their textbook, Suzuki and Varga [Y. Suzuki and K. Varga, {\em Stochastic Variational Approach to Quantum-Mechanical Few-Body Problems} (Springer, Berlin, 1998)] present the sto…
Glueball phenomenology and the relativistic flux tube model
Fabien Buisseret, Vincent Mathieu, Claude Semay
The relativistic flux tube model is an effective description of confined quarks and gluons in which the confining interaction is carried by the flux tube, a Nambu-Goto string. We f…
Casimir scaling, glueballs and hybrid gluelumps
Vincent Mathieu, Claude Semay, Fabian Brau
Assuming that the Casimir scaling hypothesis is well verified in QCD, masses of glueballs and hybrid gluelumps (gluon with a point-like pair) are computed within the rota…
Finite-volume analysis of the -dibaryon including left-hand-cut effects
Arkaitz Rodas, Lin Qiu, César Fernández-RamÃrez +4
We implement the finite-volume representation to study two-baryon interactions from lattice QCD data. We include the left-hand cut induced by one-pion exchange in this formal…
Studying the production mechanisms of light meson resonances in two-pion photoproduction: a Regge approach
Åukasz Bibrzycki, Nadine Hammoud, Vincent Mathieu +2
A calculation of the angular moments of two-pion photoproduction is presented. The underlying theoretical model encodes the prominent resonance and the expected leading b…
Short-range potentials from QCD at order
Vincent Mathieu, Fabien Buisseret
We systematically compute the effective short-range potentials arising from second order QCD-diagrams related to bound states of quarks, antiquarks, and gluons. Our formalism relie…
Introduction to the Pinch Technique
Vincent Mathieu
These notes are a short introduction to the pinch technique. We present the one-loop calculations for basic QCD Green's functions. The equivalence between the pinch technique and t…
Mechanisms of high energy polarized photoproduction of
Vanamali Shastry, Åukasz Bibrzycki, Vincent Mathieu +7
We present an amplitude analysis of high-energy polarized photoproduction of within a Regge exchange framework. A Regge amplitude model incorporating , , $b_1…