The large-Nc limit of borelized spectral sum rules and the slope of radial Regge trajectories

Standard

The large-Nc limit of borelized spectral sum rules and the slope of radial Regge trajectories. / Афонин, Сергей Сергеевич; Соломко, Тимофей Дмитриевич.

In: International Journal of Modern Physics A, Vol. 33, No. 18&19, 1850115, 10.07.2018.

Research output: Contribution to journal › Article › peer-review

BibTeX

@article{cf36c4ead07d481aac073bfd05458b0c,

title = "The large-Nc limit of borelized spectral sum rules and the slope of radial Regge trajectories",

abstract = "We put forward a new phenomenological method for calculating the slope of radial trajectories from values of ground states and vacuum condensates. The method is based on a large-Nc extension of borelized spectral sum rules. The approach is applied to the light nonstrange vector, axial and scalar mesons. The extracted values of slopes proved to be approximately universal and are in the interval 1.4 ± 0.1 GeV 2. As a by-product, the given method leads to prediction of the second radial trajectory with ground state mass lying near 0.6 GeV. ",

keywords = "QCD sum rules, light mesons, QCD, MESON, QUARKS, MODEL",

author = "Афонин, {Сергей Сергеевич} and Соломко, {Тимофей Дмитриевич}",

year = "2018",

month = jul,

day = "10",

doi = "10.1142/S0217751X18501154",

language = "English",

volume = "33",

journal = "International Journal of Modern Physics A",

issn = "0217-751X",

publisher = "WORLD SCIENTIFIC PUBL CO PTE LTD",

number = "18&19",

}

RIS

TY - JOUR

T1 - The large-Nc limit of borelized spectral sum rules and the slope of radial Regge trajectories

AU - Афонин, Сергей Сергеевич

AU - Соломко, Тимофей Дмитриевич

PY - 2018/7/10

Y1 - 2018/7/10

N2 - We put forward a new phenomenological method for calculating the slope of radial trajectories from values of ground states and vacuum condensates. The method is based on a large-Nc extension of borelized spectral sum rules. The approach is applied to the light nonstrange vector, axial and scalar mesons. The extracted values of slopes proved to be approximately universal and are in the interval 1.4 ± 0.1 GeV 2. As a by-product, the given method leads to prediction of the second radial trajectory with ground state mass lying near 0.6 GeV.

AB - We put forward a new phenomenological method for calculating the slope of radial trajectories from values of ground states and vacuum condensates. The method is based on a large-Nc extension of borelized spectral sum rules. The approach is applied to the light nonstrange vector, axial and scalar mesons. The extracted values of slopes proved to be approximately universal and are in the interval 1.4 ± 0.1 GeV 2. As a by-product, the given method leads to prediction of the second radial trajectory with ground state mass lying near 0.6 GeV.

KW - QCD sum rules

KW - light mesons

KW - QCD

KW - MESON

KW - QUARKS

KW - MODEL

UR - http://www.scopus.com/inward/record.url?scp=85049861442&partnerID=8YFLogxK

U2 - 10.1142/S0217751X18501154

DO - 10.1142/S0217751X18501154

M3 - Article

VL - 33

JO - International Journal of Modern Physics A

JF - International Journal of Modern Physics A

SN - 0217-751X

IS - 18&19

M1 - 1850115

ER -

ID: 28748333