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Lattice Hamiltonian approach to the massless Schwinger model: precise extraction of the mass gap

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Lattice Hamiltonian approach to the massless Schwinger model: precise extraction of the mass gap. / Cichy, Krzysztof; Kujawa-Cichy, Agnieszka; Szyniszewski, Marcin.
In: Computer Physics Communications, Vol. 184, No. 7, 07.2013, p. 1666-1672.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Cichy, K, Kujawa-Cichy, A & Szyniszewski, M 2013, 'Lattice Hamiltonian approach to the massless Schwinger model: precise extraction of the mass gap', Computer Physics Communications, vol. 184, no. 7, pp. 1666-1672. https://doi.org/10.1016/j.cpc.2013.02.010

APA

Cichy, K., Kujawa-Cichy, A., & Szyniszewski, M. (2013). Lattice Hamiltonian approach to the massless Schwinger model: precise extraction of the mass gap. Computer Physics Communications, 184(7), 1666-1672. https://doi.org/10.1016/j.cpc.2013.02.010

Vancouver

Cichy K, Kujawa-Cichy A, Szyniszewski M. Lattice Hamiltonian approach to the massless Schwinger model: precise extraction of the mass gap. Computer Physics Communications. 2013 Jul;184(7):1666-1672. doi: 10.1016/j.cpc.2013.02.010

Author

Cichy, Krzysztof ; Kujawa-Cichy, Agnieszka ; Szyniszewski, Marcin. / Lattice Hamiltonian approach to the massless Schwinger model : precise extraction of the mass gap. In: Computer Physics Communications. 2013 ; Vol. 184, No. 7. pp. 1666-1672.

Bibtex

@article{0f6920dd0a4c47188d6974d641bd986a,
title = "Lattice Hamiltonian approach to the massless Schwinger model: precise extraction of the mass gap",
abstract = "We present results of applying the Hamiltonian approach to the massless Schwinger model. A finite basis is constructed using the strong coupling expansion to a very high order. Using exact diagonalization, the continuum limit can be reliably approached. This allows to reproduce the analytical results for the ground state energy, as well as the vector and scalar mass gaps to an outstanding precision better than 10^−6%.",
keywords = "Schwinger model, lattice field theory, hamiltonian approach, ground state, mass gap",
author = "Krzysztof Cichy and Agnieszka Kujawa-Cichy and Marcin Szyniszewski",
year = "2013",
month = jul,
doi = "10.1016/j.cpc.2013.02.010",
language = "English",
volume = "184",
pages = "1666--1672",
journal = "Computer Physics Communications",
issn = "0010-4655",
publisher = "Elsevier",
number = "7",

}

RIS

TY - JOUR

T1 - Lattice Hamiltonian approach to the massless Schwinger model

T2 - precise extraction of the mass gap

AU - Cichy, Krzysztof

AU - Kujawa-Cichy, Agnieszka

AU - Szyniszewski, Marcin

PY - 2013/7

Y1 - 2013/7

N2 - We present results of applying the Hamiltonian approach to the massless Schwinger model. A finite basis is constructed using the strong coupling expansion to a very high order. Using exact diagonalization, the continuum limit can be reliably approached. This allows to reproduce the analytical results for the ground state energy, as well as the vector and scalar mass gaps to an outstanding precision better than 10^−6%.

AB - We present results of applying the Hamiltonian approach to the massless Schwinger model. A finite basis is constructed using the strong coupling expansion to a very high order. Using exact diagonalization, the continuum limit can be reliably approached. This allows to reproduce the analytical results for the ground state energy, as well as the vector and scalar mass gaps to an outstanding precision better than 10^−6%.

KW - Schwinger model

KW - lattice field theory

KW - hamiltonian approach

KW - ground state

KW - mass gap

U2 - 10.1016/j.cpc.2013.02.010

DO - 10.1016/j.cpc.2013.02.010

M3 - Journal article

VL - 184

SP - 1666

EP - 1672

JO - Computer Physics Communications

JF - Computer Physics Communications

SN - 0010-4655

IS - 7

ER -