Effects of interactions on the generalized Hong–Ou–Mandel effect
Abstract
We numerically investigate the influence of interactions on the generalized Hong–Ou–Mandel (HOM) effect for bosonic particles in a (quasi-)one-dimensional set-up with weak harmonic confinement and show results for the cases of N = 2, N = 3 and N = 4 bosons interacting with a beam splitter, whose role is played by a δ-barrier. In particular, we focus on the effect of attractive interactions and compare the results with the repulsive case, as well as with the analytically available results for the non-interacting case (that we use as a benchmark). In addition, we observe a fermionization effect both for growing repulsive and attractive interactions, i.e., the dip in the HOM coincidence count is progressively smeared out, for increasing interaction strengths. The role of input asymmetries is also explored.
- Authors:
-
- Univ. of Massachusetts, Amherst, MA (United States); Carl von Ossietzky Univ., Oldenburg (Germany)
- Univ. of Massachusetts, Amherst, MA (United States); Los Alamos National Lab. (LANL), Los Alamos, NM (United States)
- Publication Date:
- Research Org.:
- Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)
- Sponsoring Org.:
- USDOE
- OSTI Identifier:
- 1233525
- Alternate Identifier(s):
- OSTI ID: 1359743
- Report Number(s):
- LA-UR-15-21323
Journal ID: ISSN 0375-9601; PII: S0375960115003138; TRN: US1600431
- Grant/Contract Number:
- 605096; DMS-1312856; 2010239; INST 184/108-1 FUGG; AC52-06NA25396
- Resource Type:
- Accepted Manuscript
- Journal Name:
- Physics Letters. A
- Additional Journal Information:
- Journal Volume: 379; Journal Issue: 30-31; Journal ID: ISSN 0375-9601
- Publisher:
- Elsevier
- Country of Publication:
- United States
- Language:
- English
- Subject:
- 74 ATOMIC AND MOLECULAR PHYSICS; 97 MATHEMATICS AND COMPUTING; bright soliton; Bose-Einstein condensation; quantum superposition
Citation Formats
Gertjerenken, B., and Kevrekidis, P. G. Effects of interactions on the generalized Hong–Ou–Mandel effect. United States: N. p., 2015.
Web. doi:10.1016/j.physleta.2015.04.001.
Gertjerenken, B., & Kevrekidis, P. G. Effects of interactions on the generalized Hong–Ou–Mandel effect. United States. https://doi.org/10.1016/j.physleta.2015.04.001
Gertjerenken, B., and Kevrekidis, P. G. Sat .
"Effects of interactions on the generalized Hong–Ou–Mandel effect". United States. https://doi.org/10.1016/j.physleta.2015.04.001. https://www.osti.gov/servlets/purl/1233525.
@article{osti_1233525,
title = {Effects of interactions on the generalized Hong–Ou–Mandel effect},
author = {Gertjerenken, B. and Kevrekidis, P. G.},
abstractNote = {We numerically investigate the influence of interactions on the generalized Hong–Ou–Mandel (HOM) effect for bosonic particles in a (quasi-)one-dimensional set-up with weak harmonic confinement and show results for the cases of N = 2, N = 3 and N = 4 bosons interacting with a beam splitter, whose role is played by a δ-barrier. In particular, we focus on the effect of attractive interactions and compare the results with the repulsive case, as well as with the analytically available results for the non-interacting case (that we use as a benchmark). In addition, we observe a fermionization effect both for growing repulsive and attractive interactions, i.e., the dip in the HOM coincidence count is progressively smeared out, for increasing interaction strengths. The role of input asymmetries is also explored.},
doi = {10.1016/j.physleta.2015.04.001},
journal = {Physics Letters. A},
number = 30-31,
volume = 379,
place = {United States},
year = {Sat Apr 11 00:00:00 EDT 2015},
month = {Sat Apr 11 00:00:00 EDT 2015}
}
Web of Science
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Works referencing / citing this record:
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