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20112024
most citedMultiple-channel generalization of Lellouch-Luscher formula

321 citations · 2.9k across the 68 of their papers we have counts for

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9 papers · 1 filter

hep-lat2021

Near-Physical Point Lattice Calculation of Isospin-Breaking Corrections to

Andrew Zhen Ning Yong, Peter Boyle, Matteo Di Carlo +9

In recent years, lattice determinations of non-perturbative quantities such as and , which are relevant for and , have reached an impressive precision o…

hep-lat2021

Analytic expansions of two- and three-particle excited-state energies

Dorota M. Grabowska, Maxwell T. Hansen

The last years have seen significant developments in methods relating two- and three-particle finite-volume energies to scattering observables. These relations hold for both weakly…

hep-lat2021

Accessing scattering amplitudes using quantum computers

Raul A. Briceño, Marco A. Carrillo, Juan V. Guerrero +2

Future quantum computers may serve as a tool to access non-perturbative real-time correlation functions. In this talk, we discuss the prospects of using these to study Compton scat…

hep-lat2021

Higher partial wave contamination in finite-volume formulae for 1-to-2 transitions

Maxwell T. Hansen, Toby Peterken

It is common practice to truncate the finite-volume formula for , and other one-to-two transitions, to only include the lowest partial wave, as in the original derivation b…

hep-lat2021

Inclusive rates from smeared spectral densities in the two-dimensional O(3) non-linear -model

John Bulava, Maxwell T. Hansen, Michael W. Hansen +2

This work employs the spectral reconstruction approach of Ref. [1] to determine an inclusive rate in the dimensional O(3) non-linear -model, analogous to the QCD part of $…

hep-lat2021

Structure-Dependent Electromagnetic Finite-Size Effects

Matteo Di Carlo, Maxwell T. Hansen, Nils Hermansson-Truedsson +1

We present a model-independent and relativistic approach to analytically derive electromagnetic finite-size effects beyond the point-like approximation. The key element is the use…