Constraints and conserved charges for modified massive and massless Abelian 1-form and 2-form theories: a brief review

AK Rao, B Chauhan, RP Malik - The European Physical Journal Plus, 2024 - Springer
We demonstrate that the generators for the local, continuous and infinitesimal classical
gauge symmetry transformations in the cases of (1) the Stückelberg-modified massive …

BRST and related superfield approach to a few interesting models of point particles and a model of bosonic string: a brief review

AK Rao, B Chauhan, RP Malik - The European Physical Journal Plus, 2024 - Springer
In this brief review-cum-research article, we discuss a few key aspects of the off-shell
nilpotent (anti-) BRST symmetry transformations, Curci–Ferrari (CF)-type restriction (s) …

A 3D field-theoretic example for Hodge theory

AK Rao, RP Malik - Europhysics Letters, 2024 - iopscience.iop.org
We focus on the continuous symmetry transformations for the three (2+ 1)-dimensional (3D)
system of a combination of the free Abelian 1-form and 2-form gauge theories within the …

[HTML][HTML] Nilpotent symmetries of a modified massive Abelian 3-form theory: Augmented superfield approach

AK Rao, RP Malik - Nuclear Physics B, 2022 - Elsevier
We derive the off-shell nilpotent and absolutely anticommuting (anti-) BRST symmetry
transformations for any arbitrary D-dimensional Stückelberg-modified massive Abelian 3 …

A quantum mechanical example for Hodge theory

S Krishna, RP Malik - Annals of Physics, 2024 - Elsevier
On the basis of (i) the discrete and continuous symmetries (and corresponding conserved
charges),(ii) the ensuing algebraic structures of the symmetry operators and conserved …

Modified Stückelberg formalism: free massive Abelian 2-form theory in 4D

AK Rao, RP Malik - Universe, 2023 - mdpi.com
We demonstrate that the celebrated Stückelberg formalism is modified in the case of a
massive four (3+ 1)-dimensional (4D) Abelian 2-form theory due to the presence of a self …

Modified Proca theory in arbitrary and two dimensions

AK Rao, RP Malik - Europhysics Letters, 2021 - iopscience.iop.org
We demonstrate that the standard Stückelberg-modified Proca theory (ie, a massive Abelian
1-form theory) respects the classical gauge and corresponding quantum (anti-) BRST …

Duality in a 3D Field-Theoretic Model

R Kumar, RP Malik - arXiv preprint arXiv:2411.07849, 2024 - arxiv.org
We demonstrate the duality symmetry between the Abelian 1-form and 2-form basic gauge
fields in the context of a three (2+ 1)-dimensional (3D) combined system of the field-theoretic …

FLPR model: Nilpotent (anti-) co-BRST symmetries

RP Malik - Europhysics Letters, 2023 - iopscience.iop.org
We demonstrate the existence of a set of novel off-shell nilpotent and absolutely
anticommuting continuous symmetry transformations, within the framework of the Becchi …

Reparameterization invariant model of a supersymmetric system: BRST and supervariable approaches

A Tripathi, B Chauhan, AK Rao… - Advances in High …, 2021 - Wiley Online Library
We carry out the Becchi‐Rouet‐Stora‐Tyutin (BRST) quantization of the one (0+ 1)‐
dimensional (1D) model of a free massive spinning relativistic particle (ie, a supersymmetric …