output
20032025
most citedKerr-Schild ansatz in Einstein-Gauss-Bonnet gravity: An exact vacuum solution in five dimensions

73 citations

13 papers

nucl-th2025

Low-energy neutrino responses for 71Ga by electron capture rates, charge exchange reactions and shell model calculations

Yoritaka Iwata, Hiroyasu Ejiri, Shahariar Sarkar

Weak Gamow-Teller (GT) responses for low-lying states in are crucial for studying low-energy solar neutrinos and the Ga anomaly, i.e., the possible transition…

nucl-th2024

The study of decay of Xe using nonclosure approach in nuclear shell model

S. Sarkar, Y. Iwata, K. Jha +1

In this investigation, we compute the nuclear matrix elements (NMEs) relevant to the light neutrino-exchange mechanism governing neutrinoless double beta () decay in …

nucl-th2023★ 3 cited

Nuclear matrix elements calculation for decay of Sn using nonclosure approach in nuclear shell model

Shahariar Sarkar, P. K. Rath, V. Nanal +5

In this study, we calculate the nuclear matrix elements (NMEs) for the light neutrino-exchange mechanism of neutrinoless double beta ) decay of Sn within the framewor…

nucl-th2023★ 3 cited

Effect of Spin-Dependent Short-Range Correlations on Nuclear Matrix Elements for Neutrinoless Double Beta Decay of Ca

S. Sarkar, Y. Iwata

The neutrinoless double beta decay is a pivotal weak nuclear process that holds the potential to unveil the Majorana nature of neutrinos and predict their absolute masses. In this…

math.FA2022

Recurrence formula for some higher order evolution equations

Yoritaka Iwata

Riccati's differential equation is formulated as abstract equation in finite or infinite dimensional Banach spaces. Since the Riccati's differential equation with the Cole-Hopf tra…

math.FA2022★ 1 cited

Unbounded generalization of the Baker-Campbell-Hausdorff formulae

Yoritaka Iwata

Based on the operator representation on the module over Banach algebra , the Campbell-Baker-Hausdorff formula is generalized to the unbounded situations. In conclusion, by me…