নৰ্থ লখিমপুৰ বিশ্ববিদ্যালয় North Lakhimpur University A Public State University established by upgrading North Lakhimpur College
under Assam Act No. LVIII of 2023 & Recognized by the UGC under section 2(f) of the UGC Act, 1956
AD

Dr Abinash Das

Assistant Professor | Physics
M.Sc. (IIT Madras), Ph.D. ( TIFR Mumbai)
abinash@nlu.ac.in

Assistant Professor, Department of Physics, North Lakhimpur University

Research Interests

High Energy Physics

Specialized Courses

Quantum Field Theory, Mathematical Physics, Quantum Mechanics

Research Publication

Google Scholar

INSPIRE-HEP

Research Publications

  1. CP Shen, CZ Yuan, H Aihara, K Arinstein, T Aushev, AM Bakich, et al. Evidence for a New Resonance and Search for the Y(4140) in the γγ → ϕJ/ψ Process . Physical Review Letters 104, 112004 (2010).
  2. BR Ko, E Won, H Aihara, V Aulchenko, T Aushev, AM Bakich, V Balagura, et al. Search for CP Violation in the Decays Ds⁺ → KS⁰π⁺ and Ds⁺ → KS⁰K⁺ . Physical Review Letters 104, 181602 (2010).
  3. M Petrič, M Starič, I Adachi, H Aihara, K Arinstein, T Aushev, AM Bakich, et al. Search for leptonic decays of D⁰ mesons . Physical Review D 81, 091102 (2010).
  4. Y Nakahama, K Sumisawa, H Aihara, K Arinstein, T Aushev, T Aziz, et al. Measurement of CP violating asymmetries in B⁰ → K⁺K⁻KS⁰ decays with a time-dependent Dalitz approach . Physical Review D 82, 073011 (2010).
  5. MJ Lee, H Aihara, K Arinstein, V Aulchenko, T Aushev, AM Bakich, et al. Measurement of the branching fractions and the invariant mass distributions for τ⁻ → h⁻h⁺h⁻ντ decays . Physical Review D 81, 113007 (2010).
  6. P Urquijo, E Barberio, I Adachi, H Aihara, K Arinstein, AM Bakich, et al. Measurement of |Vᵤᵦ| from Inclusive Charmless Semileptonic B Decays . Physical Review Letters 104, 021801 (2010).
  7. CZ Yuan, CP Shen, P Wang, XL Wang, I Adachi, H Aihara, K Arinstein, et al. Observation of e⁺e⁻ → K⁺K⁻J/ψ via initial-state radiation at Belle . Physical Review D 77, 011105 (2008).
  8. CC Chiang, H Aihara, K Arinstein, V Aulchenko, T Aushev, AM Bakich, et al. Search for B⁰ → K*⁰K̄*⁰, B⁰ → K*⁰K*⁰ and B⁰ → K⁺π⁻K∓π± decays . Physical Review D 81, 071101 (2010).
  9. CC Peng, P Chang, I Adachi, H Aihara, T Aushev, T Aziz, AM Bakich, et al. Search for Bₛ⁰ → hh decays at the Υ(5S) resonance . Physical Review D 82, 072007 (2010).
  10. SH Kyeong, YJ Kwon, I Adachi, H Aihara, AM Bakich, V Balagura, et al. Measurements of charmless hadronic b → s penguin decays in the π⁺π⁻K⁺π⁻ final state and first observation of B⁰ → ρ⁰K⁺π⁻. Physical Review D 80, 051103 (2009).
  11. A Das, T Aziz, K Trabelsi, GB Mohanty, I Adachi, H Aihara, K Arinstein, et al. Measurements of branching fractions for B⁰ → Ds⁺π⁻ and B̄⁰ → Ds⁺K⁻ . Physical Review D 82, 051103 (2010).
  12. E Won, BR Ko, H Aihara, K Arinstein, V Aulchenko, T Aushev, AM Bakich, et al. Measurement of D⁺ → KS⁰K⁺ and Ds⁺ → KS⁰π⁺ branching ratios . Physical Review D 80, 111101 (2009).
  13. NJ Joshi, T Aziz, K Trabelsi, I Adachi, H Aihara, K Arinstein, V Aulchenko, et al. Measurement of the branching fractions for B⁰ → Ds*⁺π⁻ and B⁰ → Ds*⁻K⁺ decays . Physical Review D 81, 031101 (2010).
  14. I Adachi, Belle Collaboration. Measurement of the Differential Branching Fraction and Forward-Backward Asymmetry for B → K(*)ℓ⁺ℓ⁻ . arXiv:0810.0335 (2008).
  15. I Adachi, Belle Collaboration. Measurement of exclusive B → Xᵤℓν decays using full-reconstruction tagging at Belle . arXiv:0812.1414 (2008).
  16. I Adachi, Belle Collaboration. Measurement of the form factors of the decay B⁰ → D*⁻ℓ⁺νℓ and determination of the CKM matrix element |Vcb| . arXiv:0810.1657 (2008).
  17. H Aihara, T Arakawa, Y Asano, T Aso, A Bakich, M Barbero, T Browder, et al. Status and upgrade plans of the Belle silicon vertex detector. Nuclear Instruments and Methods in Physics Research Section A 582, 709–713 (2007).
  18. K Abe, Belle Collaboration. Measurements of CP Violation Parameters in B⁰ → KSπ⁰π⁰ and B⁰ → KSKS Decays . arXiv:0708.1845 (2007).
  19. K Abe, Belle Collaboration. Search for Lepton Flavor Violating τ Decays into Three Leptons . arXiv:0708.3272 (2007).
  20. K Abe, Belle Collaboration. Search for lepton flavor violating decays at Belle . arXiv:0708.3276 (2007).
  21. I Adachi, Belle Collaboration. Measurement of B⁻ → τ⁻ν̄τ Decay With a Semileptonic Tagging Method . arXiv:0809.3834 (2008).
  22. Belle Collaboration. Updated Measurement of ϕ₃ with a Dalitz Plot Analysis of B → D(*)K Decay . arXiv:0803.3375 (2008).
  23. I Adachi, Belle Collaboration. Observation of the decay B⁰₍ₛ₎ → J/ψη and evidence for B⁰₍ₛ₎ → J/ψη′ . arXiv:0912.1434 (2009).
  24. I Adachi, Belle Collaboration. Observation of radiative B⁰ → ϕK⁰γ decays . arXiv:0911.1779 (2009).
  25. I Adachi, Belle Collaboration. Measurement of B → D(*)τν using full-reconstruction tagging . LP09 Conference Contribution, arXiv:0910.4301 (2009).
  26. I Adachi, Belle Collaboration. First Measurement of Inclusive B → Xsη Decays. LP09 Conference Contribution (2009).
  27. MJ Lee, Belle Collaboration. Study of τ⁻ → K⁻π⁺π⁻ντ . Nuclear Physics B – Proceedings Supplements 189, 187–192 (2009).
  28. I Adachi, Belle Collaboration. Time-dependent CP asymmetries in B → D*±π∓ using partial reconstruction . arXiv:0809.3203 (2008).
  29. I Adachi, Belle Collaboration. Measurement of yCP in D⁰ decays to CP eigenstates . arXiv:0808.0074 (2008).
  30. I Adachi, Belle Collaboration. Precise measurement of τ → K*⁰Kν . arXiv:0808.1059 (2008).
  31. I Adachi, Belle Collaboration. Observation of an enhancement in e⁺e⁻ → Υ(nS)π⁺π⁻ around 10.89 GeV . arXiv:0808.2445 (2008).
  32. M Iwabuchi, Belle Collaboration. Search for B⁺ → D*⁺π⁰ . Physical Review Letters 101, 041601 (2008).
  33. K Abe, Belle Collaboration. Improved Measurement of Inclusive Radiative B Decays . AIP Conference Proceedings 1078, 342–344 (2009).
  34. K Abe, Belle Collaboration. Study of B → ϕϕK . arXiv:0802.1547 (2008).
  35. K Abe, Belle Collaboration. Measurement of neutral pion pair production in two-photon collisions . arXiv:0711.1926 (2007).
  36. K Abe, Belle Collaboration. Inclusive B⁰₍ₛ₎ → Xℓν semileptonic branching fraction . arXiv:0710.2548 (2007).
  37. K Abe, Belle Collaboration. Search for B⁰ → ρ⁰ρ⁰ and nonresonant B⁰ → 4π . arXiv:0708.2006 (2007).
  38. K Abe, Belle Collaboration. Measurement of B → DsKπ branching ratios . arXiv:0708.2885 (2007).
  39. K Abe, Belle Collaboration. Search for new charmonium states in e⁺e⁻ → J/ψD(*)D(*) at 10.6 GeV (2007).
  40. K Abe, Belle Collaboration. Measurements of time-dependent CP violation in B⁰ → ψ(2S)KS⁰ (2007).
  41. K Abe, Belle Collaboration. Search for B meson decays to ωK*⁰ . arXiv:0707.2462 (2007).
  42. K Abe, Belle Collaboration. Measurement of the branching fraction B⁰ → a₁(1260)±π∓ with 535 million BB̄ pairs . arXiv:0706.3279 (2007).
  43. K Abe, Belle Collaboration. Search for B̄⁰ → Λc⁺Λ̄c⁻ decay at Belle . arXiv:0708.1105 (2007).
  44. A. Das. Nonlinear Wave Equation for a String under Time-Dependent Nonuniform Tension . 2026.
  45. A. Das. Quantum Particle Confined to a Parallelogram. Interactions 247, 292 (2026).