INSTITUTIONAL DIGITAL REPOSITORY

Browsing by Author "Prasad, R."

Browsing by Author "Prasad, R."

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  • Investigation of incomplete fusion events: recent results 
    Sharma, V.R.; Shuaib, M.; Singh, P.P.; Yadav, A.; Sharma, M.K.; Kumar, R.; Singh, B.P.; Muralithar, S.; Singh, R.P.; Bhowmik, R.K.; Prasad, R. (2018-12-28)
    The dynamics of incomplete fusion processes has been extensively investigated and is found to compete with complete fusion at low incident energies (i.e. ≤ 7.0 MeV/A). Recent reports suggest that the probability of ...
  • Low energy incomplete fusion and its relevance to the synthesis of super heavy elements 
    Yadav, A.; Kumar, P.; Raghav, A.; Shuaib, M.; Sharma, V.R.; Singh, D.P.; Singh, P.P.; Gupta, S.; Gupta, U.; Sharma, M.K.; Bala, I.; Kumar, R.; Muralitha, S.; Singh, R.P.; Singh, B.P.; Prasad, R. (2016-11-19)
    To study the presence of incomplete fusion at energies around the Coulomb-barrier and to understand its dependence on various entrance-channel parameters, the incomplete fusion fractions have been deduced (i) from ...
  • Mass and isotopic yield distributions of fission-like events in the F 19 + Tm 169 system at low energies 
    Shuaib, M.; Sharma, V. R.; Yadav, A.; Thakur, S.; Sharma, M. K.; Majeed, I.; Kumar, M.; Singh, P. P.; Singh, D. P.; Kumar, R.; Singh, R. P.; Muralithar, S.; Singh, B. P.; Prasad, R. (2021-08-26)
    In the present work, 22 fission-like residues with mass number 67 A 156 produced via complete fusionfission and/or incomplete fusion-fission have been identified and their production cross sections measured at three ...
  • Mass-number dependence of statistical model parameters and its impact on incomplete fusion fraction calculations 
    Ojha, A.; Gupta, S.; Gupta, U.; Singh, P. P.; Yadav, A.; Singh, D. P.; Shuaib, M.; Singh, B. P.; Prasad, R. (2021-11-15)
    Incomplete fusion processes and estimation of strength of incomplete fusion in heavy ion induced nuclear reactions have been explored for several combinations of projectile-target nuclei. Dynamics of these reactions ...
  • New experimental approach for developing a mass-energy systematics for precompound emission 
    Sharma, M. K.; Sarswat, M.; Arora, S.; Kumar, S.; Shuaib, M.; Majeed, I.; Asnain, M. S.; Singh, B. P.; Prasad, R.; Sharma, V. R.; Yadav, A.; Singh, P. P.; Singh, D. P. (2021-11-15)
    A systematic analysis of the experimental cross-section data in odd mass number (A) and odd atomic number (Z) nuclei is reported to reveal a novel mass-energy systematics for the pre-compound emission of fast neutrons in ...
  • Observation of fission events in the 14N+181Ta system at projectile energies ≈ 5-6 MEV/A 
    Sharma, V.R.; Kumar, R.; Singh, B.P.; Aguilera, E.F.; Shuaib, M.; Mukherjee, S.; Dubey, R.; Singh, P.P.; Kumar, S.; Appannababu, S.; Yadav, A.; Sharma, M.K.; Morales-Rivera, J.C.; Prasad, R. (2019-12-11)
    Present paper reports the mass distribution of fission events in the 14N+181Ta reaction at four different projectile energies viz., 82.2 ± 0.8, 79.18 ± 0.82, 76.8 ± 1.2 and 72.9 ± 0.91 MeV using recoil catcher technique ...
  • Observation of incomplete fusion at low angular momenta 
    Singh, D.P.; Yadav, A.; Bala, I.; Raghav, A.; Shuaib, M.; Kumar, P.; Singh, P.P.; Unnati; Sharma, M.K.; Sharma, V.R.; Kumar, R.; Gupta, R.K.; Singh, B.P.; Prasad, R. (2016-11-19)
    Present work deals with experimental studies of incomplete fusion reaction dynamics using off-line γ-ray spectrometry at energies as low as ≈3-6 MeV/nucleon. Excitation functions for five reaction products populated via ...
  • Pre-compound emission in low-energy heavy-ion interactions 
    Sharma, M.K.; Shuaib; Sharma, V.R.; Yadav, A.; Singh, P.P.; Singh, D.P.; Singh, B.P.; Prasad, R. (2017-12-21)
    . Recent experimental studies have shown the presence of pre-compound emission component in heavy ion reactions at low projectile energy ranging from 4 to 7 MeV/nucleons. In earlier measurements strength of the pre-compound ...
  • Precompound emission in low-energy heavy-ion interactions from recoil range and spin distributions of heavy residues: A new experimental method 
    Sharma, M. K.; Singh, P. P.; Sharma, V. R.; Shuaib, M.; Singh, D. P.; Yadav, A.; Unnati; Kumar, R.; Singh, B. P.; Prasad, R. (2021-09-30)
    Recent investigations of heavy-ion reactions at low incident energies have indicated the presence of precompound emission component in considerable strength. In most cases the strength of the precompound component is ...
  • Projectile - Mass asymmetry systematics for low energy incomplete fusion 
    Singh, P.P.; Yadav, A.; Sharma, V.R.; Sharma, M.K.; Kumar, P.; Sahoo, R.N.; Kumar, R.; Singh, R.P.; Muralitha, S.; Singh, B.P.; Bhowmik, R.K.; Prasad, R. (2016-11-19)
    In the present work, low energy incomplete fusion (ICF) in which only a part of projectile fuses with target nucleus has been investigated in terms of various entrance channel parameters. The ICF strength function has ...
  • Reconciliation of mass-asymmetry systematics for incomplete fusion 
    Singh, P.P.; Yadav, A.; Sharma, V.R.; Kumar, R.; Sharma, M.K.; Singh, B.P.; Singh, R.P.; Muralithar, S.; Bhowmik, R.K.; Prasad, R. (2016-11-19)
    The onset and strength of incomplete fusion (ICF) has been studied in the framework of Morgenstern's mass-asymmetry systematics. The fraction of ICF has been deduced in 12C+169Tm system at energies ranging from 1.02V b to ...
  • Role of precursor nuclei in heavy-ion induced reactions at low energies 
    Bhat, I.M.; Shuaib, M.; Asnain, M.S.; Sharma, M.K.; Yadav, A.; Sharma, V.R.; Singh, P.P.; Singh, D.P.; Gupta, S.; Gupta, U.; Sahoo, R.N.; Sood, A.; Kaushik, M.; Kumar, S.; Kumar, R.; Singh, B.P.; Prasad, R. (2022-07-20)
    In heavy-ion induced reactions, generally, a large number of residues are populated through different reaction channels. In some cases the same residue is populated via two different modes viz., (i) directly from a given ...
  • Semiclassical and quantum mechanical analysis of α -particle-induced reactions on praseodymium: A study relevant to precompound emission 
    Sharma, M. K.; Musthafa, M. M.; Shuaib, M.; Kumar, M.; Sharma, V. R.; Yadav, A.; Singh, P. P.; Singh, B. P.; Prasad, R. (2021-08-27)
    Background: The study of precompound emission has attracted considerable attention for testing nuclear models in light-ion-induced reactions at relatively higher energies above 10 MeV/nucleon. Purpose: Aiming to study ...
  • Spin distribution measurements : incomplete fusion reactions in 16O+159Tb system 
    Sharma, V.R.; Yadav, A.; Singh, D.P.; Singh, P.P.; Gupta, S.; Sharma, M.K.; Bala, I.; Kumar, R.; Muralithar, S.; Singh, R.P.; Singh, B.P.; Prasad, R.; Bhowmik, R.K. (2016-11-19)
    In order to explore the reaction modes on the basis of their entry state spin population, an experiment has been done by employing particle-γ coincidence technique carried out at the Inter University Accelerator Centre, ...
  • Spin distribution measurements in 16O+159Tb system: Incomplete fusion reactions 
    Sharma, V.R.; Yadav, A.; Singh, P.P.; Bala, I.; Singh, D.P.; Gupta, S.; Sharma, M.K.; Kumar, R.; Muralithar, S.; Singh, R.P.; Singh, B.P.; Bhowmik, R.K.; Prasad, R. (2022-12-22)
    The spin distributions of complete and incomplete fusion residues populated in the 16O+159Tb system have been measured using the particle-γ coincidence technique to investigate the role of high angular momentum values in ...
  • Sub-barrier fusion in the 37Cl + 130Te system 
    Sahoo, R. N.; Kaushik, M.; Sood, A.; Kumar, P.; Sharma, A.; Thakur, S.; Singh, P. P.; Raina, P. K.; Shaikh, M. M.; Biswas, R.; Yadav, A.; Gehlot, J.; Nath, S.; Madhavan, N.; Srivastava, V.; Sharma, M. K.; Singh, B. P.; Prasad, R.; Rani, A.; Banerjee, A.; Gupta, U.; Deb, N. K.; Roy, B. J. (2021-08-26)
    Background: In heavy-ion induced reactions, the sub-barrier fusion cross sections are found to be higher as compared to the predictions of the one-dimensional barrier penetration model. Attempts have been made to explain ...
  • A systematic experimental study of pre-compound emission in α-particle induced reactions on odd mass nuclei A = 103–123 
    Sharma, M.K.; Kumar, M.; Shuaib, Mohd.; Majeed, I.; Asnain, M.S.; Sharma, V.R.; Yadav, A.; Singh, P.P.; Singh, D.P.; Singh, B.P.; Prasad, R. (2020-12-11)
    The compound and pre-compound emission processes have been established as two main competing deexcitation modes of an excited nucleus by-dint-of evaporation and emission of light fast particles in low energy α- induced ...
  • A systematic experimental study of pre-compound emission in α-particle induced reactions on odd mass nuclei A = 103–123 
    Sharma, M.K.; Kumar, M.; Shuaib, M.; Majeed, I.; Asnain, M.S.; Sharma, V.R.; Yadav, A.; Singh, P.P.; Singh, D.P.; Singh, B.P.; Prasad, R. (2020-12-14)
    The compound and pre-compound emission processes have been established as two main competing deexcitation modes of an excited nucleus by-dint-of evaporation and emission of light fast particles in low energy α- induced ...
  • A systematic experimental study of pre-compound emission in α-particle induced reactions on odd mass nuclei A = 103–123 
    Sharma, M. K.; Kumar, M.; Shuaib, M.; Majeed, I.; Asnain, M. S.; Sharma, V. R.; Yadav, A.; Singh, P. P.; Singh, D. P.; Singh, B. P.; Prasad, R. (2021-07-12)
    The compound and pre-compound emission processes have been established as two main competing deexcitation modes of an excited nucleus by-dint-of evaporation and emission of light fast particles in low energy αinduced ...
  • Systematic study of fusion suppression for tightly bound projectiles at above-barrier energies 
    Asnain, M.S.; Shuaib, M.; Majeed, I.; Sharma, M.K.; Sharma, V.R.; Yadav, A.; Singh, D.P.; Singh, P.P.; Kumar, S.; Kumar, R.; Singh, B.P.; Prasad, R. (2022-07-15)
    The present work aims to explore the effects of projectile breakup on fusion cross section at energies near the Coulomb barrier to well above it. The complete fusion cross section for the strongly bound non-α-cluster ...