Search Results for author: J. A. Melendez

Found 5 papers, 5 papers with code

Designing Optimal Experiments: An Application to Proton Compton Scattering

1 code implementation23 Apr 2020 J. A. Melendez, R. J. Furnstahl, H. W. Grießhammer, J. A. McGovern, D. R. Phillips, M. T. Pratola

The strongest gains would likely come from new data on the spin observables $\Sigma_{2x}$ and $\Sigma_{2x^\prime}$ at $\omega\simeq140$ to $200$ MeV and $40^\circ$ to $120^\circ$.

Nuclear Theory Nuclear Experiment Data Analysis, Statistics and Probability

Quantifying uncertainties and correlations in the nuclear-matter equation of state

1 code implementation16 Apr 2020 C. Drischler, J. A. Melendez, R. J. Furnstahl, D. R. Phillips

The inferred in-medium $\chi$EFT breakdown scale in pure neutron matter and symmetric nuclear matter is consistent with that from free-space nucleon-nucleon scattering.

Nuclear Theory High Energy Astrophysical Phenomena High Energy Physics - Phenomenology Nuclear Experiment

How well do we know the neutron-matter equation of state at the densities inside neutron stars? A Bayesian approach with correlated uncertainties

1 code implementation15 Apr 2020 C. Drischler, R. J. Furnstahl, J. A. Melendez, D. R. Phillips

We introduce a new framework for quantifying correlated uncertainties of the infinite-matter equation of state derived from chiral effective field theory ($\chi$EFT).

Nuclear Theory High Energy Astrophysical Phenomena High Energy Physics - Phenomenology Nuclear Experiment

Quantifying Correlated Truncation Errors in Effective Field Theory

2 code implementations24 Apr 2019 J. A. Melendez, R. J. Furnstahl, D. R. Phillips, M. T. Pratola, S. Wesolowski

We formalize the notion of EFT convergence and propose a Bayesian truncation error model for predictions that are correlated across the independent variables, e. g., energy or scattering angle.

Nuclear Theory High Energy Physics - Phenomenology Nuclear Experiment Data Analysis, Statistics and Probability

Bayesian truncation errors in chiral effective field theory: nucleon-nucleon observables

1 code implementation11 Apr 2017 J. A. Melendez, S. Wesolowski, R. J. Furnstahl

Here we extend this application to consider a larger set of regulator parameters, energies, and observables as a general example of a statistical approach to truncation errors.

Nuclear Theory High Energy Physics - Phenomenology Nuclear Experiment Data Analysis, Statistics and Probability

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