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Related papers: Toroidal Quadrupole Form Factor of the Deuteron

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We calculate the electric-dipole and magnetic-quadrupole form factors of the deuteron that arise as a low-energy manifestation of parity and time-reversal violation in quark-gluon interactions of effective dimension four and six: the QCD…

High Energy Physics - Phenomenology · Physics 2011-09-07 J. de Vries , E. Mereghetti , R. G. E. Timmermans , U. van Kolck

We calculate the magnetic quadrupole moment (MQM) of the deuteron at leading order in the systematic expansion provided by chiral effective field theory. We take into account parity and time-reversal violation which, at the quark-gluon…

High Energy Physics - Phenomenology · Physics 2012-07-10 C. -P. Liu , J. de Vries , E. Mereghetti , R. G. E. Timmermans , U. van Kolck

We derive the parity- and time-reversal-violating nuclear interactions stemming from the QCD theta term and quark/gluon operators of effective dimension 6: quark electric dipole moments, quark and gluon chromo-electric dipole moments, and…

Nuclear Theory · Physics 2015-05-28 C. M. Maekawa , E. Mereghetti , J. de Vries , U. van Kolck

We classify the parity- and time-reversal-violating operators involving quark and gluon fields that have effective dimension six: the quark electric dipole moment, the quark and gluon chromo-electric dipole moments, and four four-quark…

High Energy Physics - Phenomenology · Physics 2013-08-13 J. de Vries , E. Mereghetti , R. G. E. Timmermans , U. van Kolck

We calculate the electric dipole form factor of the nucleon that arises as a low-energy manifestation of time-reversal violation in quark-gluon interactions of effective dimension 6: the quark electric and chromoelectric dipole moments, and…

High Energy Physics - Phenomenology · Physics 2011-01-04 J. de Vries , E. Mereghetti , R. G. E. Timmermans , U. van Kolck

We calculate the deuteron charge, electric quadrupole, and magnetic form factors up to next-to-next-to-leading order in chiral effective field theory, treating subleading corrections, especially that of chiral nuclear forces, in…

Nuclear Theory · Physics 2022-07-29 Wenchao Shi , Rui Peng , Tai-Xing Liu , Songlin Lyu , Bingwei Long

We find the leading order result for the anapole form factor of the deuteron using effective field theory. The momentum dependence of the anapole form factor is different from that of the matrix element of the strange currents in the…

Nuclear Theory · Physics 2009-10-31 Martin J. Savage , Roxanne P. Springer

We calculate the neutron electric dipole form factor induced by the CP violating theta-term of QCD, within a perturbative chiral quark model which includes pion and kaon clouds. On this basis we derive the neutron electric dipole moment and…

High Energy Physics - Phenomenology · Physics 2015-06-25 J. Kuckei , Claudio Dib , Amand Faessler , Th. Gutsche , Sergey Kovalenko , V. E. Lyubovitskij , K. Pumsa-ard

We present a comprehensive analysis of the deuteron charge and quadrupole form factors based on the latest two-nucleon potentials and charge density operators derived in chiral effective field theory. The single- and two-nucleon…

Nuclear Theory · Physics 2021-02-17 A. A. Filin , D. Möller , V. Baru , E. Epelbaum , H. Krebs , P. Reinert

I present the calculation of parity- and time-reversal-violating moments of the nucleon and light nuclei, originating from the QCD theta term and effective dimension-six operators. By applying chiral effective field theory these…

High Energy Physics - Phenomenology · Physics 2013-03-26 J. de Vries

Time reversal invariance violating parity conserving effects for low energy elastic neutron deuteron scattering are calculated for meson exchange and EFT-type of potentials in a Distorted Wave Born Approximation, using realistic hadronic…

Nuclear Theory · Physics 2016-02-25 Young-Ho Song , Rimantas Lazauskas , Vladimir Gudkov

The electromagnetic form factors of the deuteron, particularly the quadrupole form factor, are studied with a help of a phenomenological Lagrangian approach where the vertex of the deuteron-proton-neutron with $D$-state contribution is…

Nuclear Theory · Physics 2015-10-28 Cuiying Liang , Yubing Dong

The deuteron magnetic and quadrupole moments are unambiguosly determined within the front-form Hamiltonian dynamics, by using a new current operator which fulfills Poincar\'e, parity and time reversal covariance, together with hermiticity…

Nuclear Theory · Physics 2009-10-31 F. M. Lev , E. Pace , G. Salme`

We calculate the deuteron electromagnetic form factors in a modified version of Weinberg's chiral effective field theory approach to the two-nucleon system. We derive renormalizable integral equations for the deuteron without partial wave…

Nuclear Theory · Physics 2015-06-18 E. Epelbaum , A. M. Gasparyan , J. Gegelia , M. R. Schindler

Effective field theory, including pions, provides a consistent and systematic description of nucleon-nucleon strong interactions up to center-of-mass momentum of order 300 MeV per nucleon. We describe the inclusion of hadronic parity…

Nuclear Theory · Physics 2009-10-31 Martin J. Savage , Roxanne P. Springer

The transversity form factors of the pion, involving matrix elements of bilocal tensor currents, are evaluated in chiral quark models, both in the local Nambu--Jona-Lasinio with the Pauli-Villars regularization, as well as in nonlocal…

High Energy Physics - Phenomenology · Physics 2010-11-11 Wojciech Broniowski , Alexander E. Dorokhov , Enrique Ruiz Arriola

The gravitational form factors of the deuteron are calculated in the framework of non-relativistic chiral effective field theory. Non-relativistic reduction of the matrix element of the energy-momentum tensor operator for spin-one systems…

Nuclear Theory · Physics 2024-12-31 J. Yu. Panteleeva , E. Epelbaum , A. M. Gasparyan , J. Gegelia

We provide a consistent and complete calculation of the electric dipole moments of the deuteron, helion, and triton in the framework of chiral effective field theory. The CP-conserving and CP-violating interactions are treated on equal…

High Energy Physics - Phenomenology · Physics 2015-05-19 J. Bsaisou , J. de Vries , C. Hanhart , S. Liebig , Ulf-G. Meißner , D. Minossi , A. Nogga , A. Wirzba

We calculate the electric dipole form factor of the neutron in a perturbative chiral quark model, parameterizing CP-violation of generic origin by means of effective electric dipole moments of the constituent quarks and their CP-violating…

High Energy Physics - Phenomenology · Physics 2008-11-26 Claudio Dib , Amand Faessler , Thomas Gutsche , Sergey Kovalenko , Jan Kuckei , Valery E. Lyubovitskij , Kem Pumsa-ard

Investigations of CP violation in hadron sector may be done using measurements in the ThO molecule. Recent measurements in this molecule improved the limit on electron EDM by an order of magnitude. Another time reversal (T) and parity (P)…

Atomic Physics · Physics 2015-01-13 L. V. Skripnikov , A. N. Petrov , A. V. Titov , V. V. Flambaum
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