Andrew C. Loheac, Ph.D.

Analytical Consultant, SAS Institute
Computational Physicist, University of North Carolina at Chapel Hill

Peer-Reviewed Publications

A list of publications as well as contributed abstracts and citing articles is available on Google Scholar.

Complex Langevin and other approaches to the sign problem in quantum many-body physics

Casey E. Berger, Lukas Rammelmüller, Andrew C. Loheac, Florian Ehmann, Jens Braun, and Joaquín E. Drut
Physics Reports 892, 1 (2021)
Article available on the arXiv. (1907.10183)

Finite-temperature equation of state of polarized fermions at unitarity

Lukas Rammelmüller, Andrew C. Loheac, Joaquín E. Drut, and Jens Braun
Physical Review Letters 121, 173001 (2018)
Article available on the arXiv. (1807.04664)

Polarized fermions in one dimension: density and polarization from complex Langevin calculations, perturbation theory, and the virial expansion

Andrew C. Loheac, Jens Braun and Joaquín E. Drut
Physical Review D 98, 054507 (2018)
Article available on the arXiv. (1804.10257)

Third-order perturbative lattice and complex Langevin analyses of the finite-temperature equation of state of non-relativistic fermions in one dimension

Andrew C. Loheac and Joaquín E. Drut
Physical Review D 95, 094502 (2017)
Article available on the arXiv. (1702.04666)

Thermodynamics of one-dimensional SU(4) and SU(6) fermions with attractive interactions

M. D. Hoffman, A. C. Loheac, W. J. Porter, and J. E. Drut
Physical Review A 95, 033602 (2017)
Article available on the arXiv. (1609.01702)

Interaction of Molecular Oxygen with Hexagonally Reconstructed Au (001) Surface

Andrew Loheac, Andi Barbour, Vladimir Komanicky, Chenhui Zhu, John Collini, Anthony Ruffino, Yihua Liu, Hoydoo You, and Michael S. Pierce
The Journal of Physical Chemistry C 120 (40), pp 23001-23008 (2016)
Article available on the arXiv. (1607.06856)

Thermal equation of state of polarized fermions in one dimension via complex chemical potentials

Andrew C. Loheac, Jens Braun, Joaquín E. Drut, and Dietrich Roscher
Physical Review A 92, 063609 (2015)
Article available on the arXiv. (1508.03314)

Few-fermion systems in one dimension: Ground- and excited-state energies and contacts

L. Rammelmüller, W. J. Porter, A. C. Loheac, and J. E. Drut
Physical Review A 92, 013631 (2015)
Article available on the arXiv. (1505.02131)

Universality in one-dimensional fermions at finite temperature: Density, pressure, compressibility, and contact

M. D. Hoffman, P. D. Javernick, A. C. Loheac, W. J. Porter, E. R. Anderson, and J. E. Drut
Physical Review A 91, 033618 (2015)
Article available on the arXiv. (1410.7370)

Dissertation

 

Computational Techniques to Address the Sign Problem in Non-Relativistic Quantum Thermodynamics

ProQuest Dissertations Publishing (2019)
Article available via the UNC University Libraries.

Conference Proceedings

Equation of state of non-relativistic matter from automated perturbation theory and complex Langevin

Andrew C. Loheac, Jens Braun, and Joaquín E. Drut
35th International Symposium on Lattice Field Theory (Granada, Spain; June 2017)
EPJ Web of Conferences 175, 03007 (2018)
Article available on the arXiv. (1710.05020)

Errata

Minor corrections (which do not impact scientific results) to the above publications may be viewed here.