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We calculate the decay widths of the charmonium states, $J/\psi$, $\psi (3686)$ and $\psi(3770)$, to $D\bar D$ pairs, as well as the decay width of $D^* \rightarrow D\pi$, in isospin asymmetric strange hadronic matter, using a field…

Nuclear Theory · Physics 2015-08-27 Amruta Mishra , S. P. Misra , W. Greiner

We study the partial decay widths of the charmonium states ($J/\psi$, $\psi(3686)$, $\psi(3770)$, $\chi_{c0}$, $\chi_{c2}$) to $D\bar D$ ($D^+D^-$ or $D^0\bar {D^0}$) in isospin asymmetric nuclear matter, in the presence of strong magnetic…

The masses and decay widths of charmonium states are studied in the presence of strong magnetic fields. The mixing between the pseudoscalar and vector charmonium states at rest is observed to lead to appreciable negative (positive) shifts…

Nuclear Theory · Physics 2020-10-21 Amruta Mishra , S. P. Misra

We compute the in-medium partial decay widths of the bottomonium states to open bottom mesons ($B\bar B$) using a field theoretical model for composite hadrons with quark constituents. These decay widths are calculated by using the explicit…

Nuclear Theory · Physics 2017-08-29 Amruta Mishra , S. P. Misra

We investigate the medium modifications of the masses of pseudoscalar open charm ($D$ and $\bar D$) mesons and the charmonium state ($\psi(3770)$) in hot isospin asymmetric strange hadronic medium in the presence of an external magnetic…

High Energy Physics - Phenomenology · Physics 2024-10-29 Amruta Mishra , Arvind Kumar , S. P. Misra

We study the partial decay widths of charmonium (bottomonium) states to ${\rm D\bar D \; (B\bar B)}$ mesons in magnetized (nuclear) matter using a field theoretical model of composite hadrons with quark (and antiquark) constituents. These…

High Energy Physics - Phenomenology · Physics 2023-08-25 Amruta Mishra , S. P. Misra

The mass modifications of the open charm ($D$ and $D^*$) mesons, and their effects on the decay widths $D^*\rightarrow D\pi$ as well as of the charmonium state, $\Psi(3770)$ to open charm mesons ($\Psi(3770)\rightarrow D\bar D$), are…

High Energy Physics - Phenomenology · Physics 2021-07-20 Amruta Mishra , S. P. Misra

We study the changes in the partial decay widths of excited charmonium states into $D \bar{D}$, when the D meson mass decreases in nuclear matter, taking the internal structure of the hadrons into account. Calculations within the 3P0 model…

Nuclear Theory · Physics 2009-11-07 Bengt Friman , Su Houng Lee , Taesoo Song

We investigate the $D{\bar D}$ decay width of excited charmonium states at finite nuclear density with simultaneous modification of both $D$ and ${\bar D}$ mesons in nuclear matter. The strongest effect is found for the $\Psi^{\prime}$…

Nuclear Theory · Physics 2009-11-07 A. Sibirtsev

We investigate the in-medium masses of open charm mesons ($D$($D^0$, $D^+$), $\bar{D}$($\bar{D^0}$, $D^-$), $D_s$(${D_{s}}^+$, ${D_{s}}^-$)) and charmonium states ($J/\psi$, $\psi(3686)$, $\psi(3770)$, $\chi_{c0}$, $\chi_{c2}$) in strongly…

High Energy Physics - Phenomenology · Physics 2021-01-22 Amal Jahan C. S. , Amruta Mishra

We study the properties of $D$ and $\bar{D}$ mesons in hot isospin asymmetric strange hadronic matter, arising due to their interactions with the hadrons in the hyperonic medium. The interactions of $D$ and $\bar{D}$ mesons with these light…

Nuclear Theory · Physics 2015-05-27 Arvind Kumar , Amruta Mishra

We investigate the in-medium masses of the pseudoscalar $(D,{\bar D},D_s^{\pm})$, and vector $(D^*,\bar{D}^*, D_s^{*\pm})$, open charm mesons in isospin asymmetric magnetized nuclear matter, accounting for the effects of Dirac sea. The…

High Energy Physics - Phenomenology · Physics 2023-08-23 Sourodeep De , Pallabi Parui , Amruta Mishra

The medium modifications of the masses of the charmonium states (J/$\psi$, $\psi$(3686) and $\psi$(3770)) in asymmetric nuclear matter in the presence of strong magnetic fields are studied using an effective chiral model. The mass…

Nuclear Theory · Physics 2019-01-02 Amal Jahan CS , Nikhil Dhale , Sushruth Reddy P , Shivam Kesarwani , Amruta Mishra

In this work, we study the charmonium spectrum within an unquenched quark model including coupled-channel effects. In couple-channel calculations, we include all of the opened charmed meson channels with the once-subtracted method,…

High Energy Physics - Phenomenology · Physics 2023-12-19 Qian Deng , Ru-Hui Ni , Qi Li , Xian-Hui Zhong

In this article, we calculate the mass shift and decay constant of isospin averaged pseudoscalar ($D^+$,$D^0$) and scalar ($D^+_0$,$D^0_0$) mesons by the magnetic field induced quark and gluon condensates at finite density and temperature…

High Energy Physics - Phenomenology · Physics 2020-01-15 Rajesh Kumar , Arvind Kumar

Inspired by the recent observations of the vector charmonium-like states at BES III Collaboration and $\psi(3842)$ at LHCb Collaboration, we comb the $D$ wave charmonium state in the present work. We first evaluate the possibility of…

High Energy Physics - Phenomenology · Physics 2019-10-23 Dian-Yong Chen , Cheng-Qun Pang , Jun He , Zhi-Yong Zhou

In this work, we calculate the charmonium spectrum and strong decay widths of cc states. The calculations are performed using the quark potential model with which incorporates the relativistic effects. The resulting cc spectrum exhibits a…

High Energy Physics - Phenomenology · Physics 2025-04-11 Zaki Ahmad , Ishrat Asghar , Faisal Akram , Bilal Masud

We systematically investigate the mass spectrum and two-body open-charm strong decays of charmonium states in a coupled-channel model where the $^3P_0$ quark-antiquark pair creation mechanism is employed. The results of masses, mass shifts,…

High Energy Physics - Phenomenology · Physics 2024-08-16 Zi-Long Man , Cheng-Rui Shu , Yan-Rui Liu , Hong Chen

We calculate the in-medium $D$ and $\bar D$-meson masses in isospin asymmetric nuclear matter in an effective chiral model. The $D$ and $\bar D$ - mass modifications arising from their interactions with the nucleons and the scalar mesons in…

Nuclear Theory · Physics 2009-03-12 Amruta Mishra , Arindam Mazumdar

The medium modifications of the open charm mesons ($D$ and $\bar D$) are studied in isospin asymmetric nuclear matter in the presence of strong magnetic fields, using a chiral effective model. The mass modifications of these mesons in the…

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