Specialization

Theoretical High Energy Physics

Email

alka@thapar.edu, alka.iisc@gmail.com     

Academic Profile

A dynamic teaching professional having more than 18 years of experience in teaching and research. Currently associated with Thapar Institute, Patiala as Professor.

 

Special Achievement

• About 35 international research papers have been published in reputed high impact factor journal with total TIF ≈120
• Supervised and completed 3 Ph.D students, currently supervising six Ph.D students and completed over 20 M.Sc thesis in last 15 years.
• Received UGC major grant worth 10 Lac for simulations and computation for research work (2012-2015).
• Received DST fast track young scientist award worth 18 Lac for research purpose (2015-2018).
• Received DST SERB core research grant worth 25 Lac for research purpose (2020-2023).

 

Academic positions

     

1. Professor : School for Physics and Materials Science, Thapar Institute , Patiala, since July2023. 
2. Associate Professor : School for Physics and Materials Science, Thapar Institute , Patiala, July 2014-June2023.                                    
3. Assistant Professor: School for Physics and Materials Science, Thapar Institute, Patiala, July 2008 – July 2014.
4. Postdoctoral Fellow:   Physical Research Laboratory, Theoretical Physics Department: April 2008 to July 2008. 
5. Postdoctoral Fellow:  Centre for High Energy Physics, Indian Institute of Science, Bangalore: March 2006 to April 2008.
6. Doctorate :   M.S. University of Baroda, Vadodara, 2006.

       

 

Areas of Research Interest

• Masses, Couplings and Strong decays of Heavy-Light Mesons D and B mesons.
• QCD phenomenology, Standard Model, Nucleonic properties at low energy.
• Neutrino Physics/Oscillations.

 

 

Sponsored Research Projects

Year of Funding	Sponsoring Organization	Title of Project	Amount  of Grant	Co-Investigators (if any)
2012	UGC	Study of heavy light D and B mesons in HQET.	9.90 Lac	N/A
2015	DST-Young Scientist Fast Track	Low energy properties of baryon octets and Decuplets in phenomenological models.	18 Lac	N/A
2019	DST-SERB	Spectroscopic analysis of heavy hadrons observed at LHCb, BaBar, and CDF accelerators using effective theories.	25.5Lac	N/A

 

 

Research Guidance

 

PhD: Completed (4) and On going (5)

M.Sc/M.Tech: Completed (20)

 

 

Publications

 

Journals		Conferences
35		35

 

 

List Of Publication (SCI)

2024

1. Spectroscopic Analysis of Hidden-Charm Pentaquarks,Ankush Sharma , Alka Upadhyay Thapar U. (Feb 6, 2023)Published in: J.Phys.G 51 (2024) 3

2. Recent Progress in Charm and Bottom Mesons
Ritu Garg∗ , K.K. Vishwakarma , Preeti Bhall , and Alka Upadhyay Vantage Journal of Thematic Analysis, 2024, 5(1), 18-25. 

3. Importance of strange sea to the charge radii and quadrupole moment of JP = 1+, 3+ baryons Preeti Bhall, A. Upadnyay ptep (2024) accepted. 

 

 

2023

1. Preeti Bhall, Meenakshi Batra, Alka Upadhyay, Sea contribution to the charge radii and quadrupole moment of J^P = 1/2+, 3/2+ baryons, PTEP (Prog. Theor. Exp. Phys.), Issue 9, 093B03, September 2023, Impact factor- 8.3.

2. Ritu Garg, Pallavi Gupta and Alka Upadhyay, Placing of the recently observed bottom strange state BsJ(6064) and BsJ(6114) in bottom spectra Prog. Theor.Exp.Phys.073,B03(2023). Impact factor- 8.3.

3.  Ankush Sharma, Alka Upadhyay,  An analysis of Gursey-Radicati mass formula for tetraquark systems, Physica Scripta 98 (9), 095308, 2023. Impact Factor 2.7

2022

1. Ritu Garg, Kundan Kumar and A. Upadhyay, Radially excited (n=3) charm mesons in heavy quark effective theory. Prog. Theor. Exp. Phys. 2022 043B06 (2022).

 2. Kundan Kumar Vishwakarma and A. Upadhyay, Bottom mesons J^P = 0^- ,1^- & 0+,1+ in heavy hadron chiral perturbation theory, Eur. Phys. J. A (2022) 58:38.

3. Ritu Garg, Alka Upadhyay, Study of F-wave bottom mesons in HQET, Prog. Theor. Exp. Phys. 2022 093B08 (2022) .

4. Ritu Garg, A. Upadhyay, Masses and decay widths for radially excited n=3 S-wave bottom mesons, , EPJ Plus 137(2022) 7, 828.

2019

5. Pallavi Gupta, A. Upadhyay, Placing the newly observed state 5840 and 5970. Phys. Rev. D. 99,  094043 (2019).  

2018

6. Pallavi Gupta, Alka Upadhyay, Analysis of strong decays of charmed mesons D₂(2460), D₀(2560), D₂(2740), D₁(3000), D₂(3000) and their spin partners D₁(2680), D₃(2760) and D₀(3000), Phys. Rev. D. 97, 014015 (2018).  

7. Pallavi Gupta, Alka Upadhyay, Strong Decays and Coupling Constants of 1P and 1D Bottom Meson Springer Proc. Phys. 203 (2018) 885-888.

8. Pallavi Gupta, Alka Upadhyay, Decay width and coupling constants of charm and bottom mesons, PoS Hadron2017 (2018) 025.

9. Pallavi Gupta, Alka Upadhyay, Masses and Strong Decay properties of Radially Excited Bottom states B(2S)and B(2P) with their Strange Partners Bs(2S) and Bs(2P) Eur. Phys. J. A 54 160 (2018).

2017

10. Amanpreet Kaur, Pallavi Gupta and Alka Upadhyay, Low energy properties of J^P = 1/2⁺ octet baryons using statistical model, Prog. Theor. Exp. Phys. 2017 063B02 (2017).

11. Upadhyay A, M. Batra, Pallavi Gupta, Heavy–light charm mesons spectroscopy and decay widths, Prog. Theor. Exp. Phys. 053B02 2016.

12. A Kaur, Alka Upadhyay, J^P=1/2⁺, J^P=3/2⁺ masses in statistical model, Eur.Phys.J. A52  (2016) no.11, 332 .

13. Pallavi Gupta, Alka Upadhyay, Study of 1D stranged-charm meson family using HQET, Advances in High Energy Physics, Volume 2016 (2016), Article ID 4957236.

14. A Kaur, Alka Upadhyay, Magnetic moments of J^P = 3/2⁺ decuplet baryons using statistical model, ,  Eur. Phys. J. A (2016) 52: 105.

15. M. Batra, A.Upadhyay , Strong Decay widths and coupling constant of recent charm mesons states, Eur. Phys. J. C (2015) 75:319.

16. Alka Upadhyay, J.P. Singh,Eta prime gluonic contribution to the nucleon self-energy in an effective theory, Advance in High energy Physics (2014) 841703.

17. Alka Upadhyay,Meenakshi Batra, Importance of NonPerturbative QCD Parameters for Bottom Mesons,  . Advance in High energy Physics (2014) Article ID 619783, 4 pages.

18. A. Upadhyay, M. Batra, Strange and non-strange sea quark-gluon effects in nucleons, Nuclear Physics A, 922, (2014)126–139.

19. A. Upadhyay, M. Batra, Strange Mass Corrections to Hyperonic Semi-Leptonic Decay in Statistical Model Eur. Phys. J. A (2013) 49: 160.

20. A. Upadhyay, M. Batra, Detailed Balance and Spin Content of Λ using Statistical Model, IJMPA28(15) (2013)1350062.

21. Alka Upadhyay et.al, Phenomenology of neutrino oscillation in vacuum and matter, , ISRN-HEP, Vol. 2013, Article ID 206516,(2013).

22. M. Batra, A. Upadhyay, Importance of sea contributions to nucleons, NPA 889 (2012)18.

23. A. Upadhyay, B. Ananthanarayan, et,al.Puzzles of excited charm meson masses., Physics Letters B 651 (2007)124–128

24. B. Ananthanarayan, Alka Upadhyay et al, Research News - progress in determination of neutrino oscillation parameters.., Current science, Vol. 91, No.7, 10 Oct 2006.

25. A. Upadhyay, et al, The derivative of the topological susceptibility at   zero momentum and an estimate of η’ mass in the Chiral limit. Physics Letters B, 634(2006) 508-513.

26. Alka Upadhyay, J.P. Singh, Isospin breaking in diagonal Pion nucleon coupling constant, : QCD Sum Rule Approach.  JPG: Nuc. Part. Phys G31, 987-996 (2005).  

27. J.P. Singh, Alka Upadhyay, Spin Studies of Nucleons in a Statistical Model. JPG: Nuc. Part. Phys. 30, 881-893 (2004).

 

 

Publications in National and International Conferences:

 

 1. Mass spectrum and decay width for excited (n =2 ) D-wave Bottom meson family, Ritu   Garg, Kundan Kumar, Alka Upadhyay in DAE symposium on High Energy Physics, 2021.

2. Study of 1F doublet (3+; 4+) for Bottom spectra using HQET, Pallavi Gupta, Alka Upadhyay, Volume 63, Page no. 854, in DAE symposium on Nuclear physics, 2018.

3. Mass spectra for higher excited D-wave charm meson family, Pallavi Gupta, Alka Upadhyay in DAE symposium on High Energy Physics, 2018.

4. Decay Width And Coupling Constants Of Charm And Bottom Mesons, Pallavi Gupta, Alka Upadhyay, (17^th International conference on Hadron spectroscopy and Structure, Spain 2017 to be published in Proceeding of Science) (2017).

5. Masses and Decays of excited bottom mesons, Pallavi Gupta and Alka  Upadhyay, Volume 62, Page no. 760 , in DAE symposium on Nuclear physics 2017.

6. Masses and Decays of 2P family of charm mesons Pallavi Gupta and Alka Upadhyay, Volume 61, Page no 716, in DAE symposium on Nuclear physics 2016.

7. Charge  radii  of  nucleons  in  statistical  models,  A. Kaur,  P.Gupta,  A. Upadhyay,Volume 61, Page no 718, DAE symposium on Nuclear physics 2016.

8. Strong decays and coupling constants of 1P and 1D bottom meson, Pallavi Gupta, Alka Upadhyay , DAE symposium on High Energy Physics in 2016.

9. Decay modes and coupling constants for D(2700) and D(2860), Pallavi Gupta and Alka Upadhyay, Volume 60, Page no 654, DAE Symposium on nuclear Physics 2015.

10. Magnetic momemt of nucleons with effective mass and charge, A. Sharma, P. Gupta , K. Sharma and A. Upadhyay , Volume 59, Page no 296, DAE Symposium on nuclear Physics 2014.

11. Magnetic moments of delta baryons with extended sea, A.Kaur, M.Batra, A.Upadhyay Proceedings of the DAE Symp. On Nucl. Phys. 59 (2014).

12. Nucleonic Magnetic Moment with Effective charge and Mass, A.Upadhyay, A. Sharma, P. Gupta,K.Sharma, Proceedings of the DAE Symp. On Nucl. Phys. 59 (2014).

13. Octet magnetic Moments and their sum rules in statistical model, M.Batra, A.Upadhyay, Proceedings of DAE symposium, Vol. 58, 2013.

14. B-meson spectroscopy in heavy hadron chiral perturbation theory, M.Batra, A.Upadhyay, Proceedings of DAE symposium in nuclear physics, Vol. 58, 2013.

15. Sea quark and Gluonic contributions to strange baryons, M. Batra, A. Upadhyay, Gwuhati University (2013) IOP proceeding).

16. The spectroscopy of even and odd parity heavy mesons. M. Batra, A. Upadhyay, Proceeding of CHASCON, P. No 130 (2012).

17. Sea Content for Sigma Triplet using Principle of Detailed Balance, M. Batra, A. Upadhyay DAE Symposium on Nuclear Physics, Delhi University, Vol. 57, (2012).

18. Scalar and tensor sea contribution to the nucleons, DAE Symposium on Nuclear Physics, M. Batra, A. Upadhyay Vishakhapatnam(A.P)Vol. 56, 266 (2011).

19. Heavy quark effective theory for mesons, M. Batra, A. Upadhyay DAE Symposium on Nuclear Physics, Vishakhapatnam(A.P)Vol. 56, 764 (2011).

20. The mass splitting of bottom mesons from the charm sectors, A. Upadhyay, XIX^thDAE-BRNS, High Energy Physics, Jaipur (2010).

21. Quark and gluon contribution to the low energy properties of nucleons. A. Upadhyay, J.P. Singh, DAE BRNS on Nucl. Phys.  BARC, Mumbai, Vol. 54, 530-531 (2009).

22. Quark and gluon contribution to the low energy properties of nucleons. A. Upadhyay, J.P. Singh, NTSD, Vol. 9, 133, NAT, 2009, TU, Patiala.

23. Quark and gluon contributions to the low energy properties of nucleons Upadhyay,  J.P Singh, Vol. 54, 530-531 (2009). Proceedings of the International Symposium on Nuclear Physics (2009).

24. Lowest-lying even-parity excited states in the open charm system , A. Upadhyay and et.al  XVIII^th  DAE-BRNS,  High Energy Physics,  BHU(2008).

25. Masses and decays of charmed mesons in heavy hadron chiral perturbation theory. Alka   Upadhyay,  et. al, DAE – BRNS  on Nucl. Phys. Vadodara, Vol. 51(2006) .  

26. The derivative of the topological susceptibility at zero momentum. J. Pasupathy, J.P. Singh, R.K. Singh  and A. Upadhyay,  DAE – BRNS Golden Jubilee Symposium on Nucl. Phys, BARC, Vol. 50(2005) .  

27. Charge symmetry breaking in pion-nucleon coupling and NN scattering length. Alka Upadhyay, J.P. Singh DAE-BRNS Symposium on Nuclear Physics, Vol.  47B (2004).

28. Nucleon mass from OZI Violating interactions in an effective theory.

      Alka Upadhyay, J.P. Singh, XVI DAE-BRNS, HEP Symposium, SINP, Kolkata (2004).

29. Magnetic Moments, Semileptonic Decays and Spin distributions of Nucleons in a Statistical Model. J.P. Singh, Alka Upadhyay, XV-DAE, HEP Symposium, Jammu (2002).

 

Technical Qualification

* Having  Knowledge of Microprocessor programming  and hardware.

* Knowledge of  Computer, Fortran 77 and 90 Programming, Windows Latest and XP

  and LINUX.

*Programming in MATHEMATICA, Winedit  for Latex files.

* Programming Languages: C, C++, JAVA.

* Having knowledge of MINUIT Programming and simulations.

* Knowledge of designing Electronic & Printed circuit board developing.

 

Courses Taught

1. Applied Physics

2. Quantum Mechanics

3. Particle Physics

4. Radiation Technology

5. Nuclear Detectors

6. Electronics 

 

“The question isn’t who is going to let me; it’s who is going to stop me.”