14 citations · 19 across the 19 of their papers we have counts for
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Astrophysical S-factor Calculation for p-p Fusion Reaction
Arushi Sharma, Ishwar Kant, O. S. K. S. Sastri
The current S-factor calculations for weak pp interaction involve the determination of low-energy penetration probability using the bare Coulomb Gamow factor, which renders the nat…
Constructing Inverse Potentials from Scattering Phase Shifts using Physics-Informed Neural Networks: Application to Neutron-Alpha Scattering
Ayushi Awasthi Ishwar Kant Arushi Sharma M. R. Ganesh Kumar, O. S. K. S. Sastri
We develop a physics-informed neural networks (PINNs) framework for the inverse scattering problem in nuclear physics and apply it to the partial wave of neutron-alpha el…
Physics-Guided Neural Networks for Constructing Nucleon-Nucleon Inverse Potentials
Ayushi Awasthi, Anil Khachi, M. R. Ganesh Kumar +1
We propose a physics-guided neural network (PGNN) framework for constructing nucleon-nucleon inverse potentials based on inverse scattering theory. The framework integrates the Pha…
Genetic Algorithm based Inverse Potentials for Resonant States of Using Variable Phase Approach
Ayushi Awasthi, Arushi Sharma, Barbie +2
Elastic scattering between -particles and nuclei plays a crucial role in understanding resonance phenomena in light nuclear systems. In this work, we construct…
Machine Learning Approach to Study of Low Energy Alpha-Deuteron Elastic Scattering using Phase Function Method
Arushi Sharma, Ayushi Awasthi, Jyoti Sharma +3
Central idea: To obtain the interaction potential using the inverse scattering method, we have employed the Physics-Informed Machine Learning (PIML) approach. In this framework, th…
Modeling of Real and Imaginary Phase Shifts for Scattering using Malfliet-Tjon Potential
Shikha Awasthi, Ishwar Kant, Anil Khachi +1
The real and imaginary scattering phase shifts (SPS) and potentials for partial waves have been obtained by developing a novel algorithm$^{\ref{Fig1}}$ to derive inver…
Ab-initio Approach for Constructing Inverse Potentials for Resonant States of α-3H and α-3He Scattering
Ishwar Kant, Ayushi Awasthi, Arushi Sharma +3
In this paper, the inverse potentials for the resonant f states of α-3H and α-3He are constructed using the phase function method by utilizing an ab-initio approach. A combination…
Study of proton-proton Scattering using Phase Function Method
Shikha Awasthi, Anil Khachi, O. S. K. S. Sastri
Background: The study of np and pp scattering, central to understanding nuclear force, remains an optional topic in many undergraduate nuclear physics curriculum. Purpose: The main…
Variational Optimization for Constructing Inverse Potentials of Proton-Proton Scattering: A Phase Function Method Study
Lalit Kumar, Arushi Sharma, Anil Khachi +2
Background: The phase-shift analysis for proton-proton scattering has been studied by various research groups using the realistic potentials to be comprised of various internal int…
Algorithm to Obtain Inverse Potentials for Scattering using Variable Phase Approach
Anil Khachi, Shikha Awasthi, Lalit Kumar +1
An algorithm$^{\ref{Fig1}}$ has been developed with the purpose of obtaining inverse potentials, where the Riccati-type non-linear differential equation, also called phase equation…
Numerical Simulation Study of Neutron-Proton Scattering using Phase Function Method
Shikha Awasthi, Anil Khachi, Lalit Kumar +1
In this article, we propose a numerical approach to solve quantum mechanical scattering problems, using phase function method, by considering neutron-proton interaction as an examp…
Constructing Inverse Scattering Potentials for α-α System using Reference Potential Approach
O. S. K. S. Sastri, Arushi Sharma, Ayushi Awasthi
Background: An accurate way to incorporate long range Coulomb interaction alongside short-range nuclear interaction has been a challenge for theoretical physicists. Purpose: In thi…
Comparative Study of alpha-alpha interaction potentials constructed using various phenomenological models
Ayushi Awasthi, O. S. K. S. Sastri
In this paper, we have made a comparative study of alpha-alpha scattering using different phenomenological models like Morse, double Gaussian, double Hulthen, Malfliet-Tjon and dou…
Study of np-scattering for S, P and D Waves using Deng-Fan Potential by Phase Function Method
Ayushi Awasthi, O. S. K. S Sastri
In this paper, the np - scattering phase shifts and cross section for S,P and D partial waves have been obtained for energies below the pion threshold, by considering Deng-Fan pote…
Real and Imaginary Phase Shifts for Nucleon-Deuteron Scattering using Phase Function Method
Shikha Awasthi, O. S. K. S. Sastri
The neutron-deuteron (nd) and proton-deuteron (pd) scattering are the simplest nucleon-nucleus scenario which throws light on understanding few body systems. In this work, real and…
Inverse Potentials for all l-channels of Neutron-Proton Scattering using Reference Potential Approach
Anil Khachi, Lalit Kumar, Ayushi Awasthi +1
Reference potential approach (RPA) is successful in obtaining inverse potentials for weakly bound diatomic molecules using Morse function. In this work, our goal is to construct in…
Deuteron Structure and Form Factors: Using Inverse Potentials for S-waves
Anil Khachi, Lalit Kumar, M. R. Ganesh Kumar +1
In this paper, we determine deuteron's static properties, low energy scattering parameters, total cross-section and form factors from inverse S-wave potentials constructed using Mo…
Phase Shift Analysis of Light Nucleon-Nucleus Elastic Scattering using Reference Potential Approach
Lalit Kumar, Shikha Awasthi, Anil Khachi +1
The neutron and proton scattering with either deuteron or stable alpha particle can be modeled as a two particle system. In this paper, using Morse function as reference potential,…
Neutron-Proton Interaction Modeled using Morse Function: Constructing Inverse Potentials Using Variational Monte-Carlo and Phase Function Method
Anil Khachi, Lalit Kumar, O. S. K. S. Sastri
Understanding neutron-proton(np) interaction has been one of the most studied problems. One way to construct model interaction has been using inversion potentials obtained from exp…