Recent Publications (Selected)

  • Evidence for X(3872) → J/ψπ+π- produced in single-tag two-photon interactions Y.Teramoto, et al. (Belle Collaboration), submitted to PRL Belle preprint 2020-08, KEK Preprint 2020-7, arXiv:2007.05696 [hep-ex]

  • Dalitz analysis of D0 → K-π+η decays at Belle Y.Chen,L.Li,W.Yan, et al. (Belle Collaboration), published in PRD 102, 012002 (2020 July 6) Belle preprint 2020-04, KEK Preprint 2019-60, arXiv:2003.07759 [hep-ex]

  • Search for B0 Decays to Invisible Final States (+γ) at Belle Y.Ku, P.Chang, et al. (Belle Collaboration), published in PRD 102, 012003 (2020 July 8) Belle preprint 2020-03, KEK Preprint 2019-59, arXiv:2004.03826 [hep-ex]

  • First measurements of absolute branching fractions of the Ξc+ baryon at Belle, YB. Li, et al. (Belle Collaboration), submitted to PRL, Belle preprint 2019-05, KEK Preprint 2019-3, arXiv:1904.12093 [hep-ex]

  • Measurement of branching fraction and final-state asymmetry for the B0 → K0S K∓π± decay, Y. T. Lai, R. Kulasiri et al. (Belle Collaboration), Phys. Rev. D 100, 011101(R), Belle preprint 2019-06, KEK Preprint 2019-4, arXiv:1904.06835 [hep-ex]

  • The Voltammetric Hysteresis Behavior and Potential Scan Rate Dependence of a Dye Sensitized Solar Cells, T. M. W. J. Bandara, L. Ajith DeSilva, K. Vignarooban, S. L. N. Senavirathna, L. Kulasiri, MRS Advances, Volume 4, Issue 15 (Energy-Transfer, Storage and Conversion), 2019, pp. 865-871

  • Search for X(3872) and X(3915) decay into χc1π0 in B decays at Belle, V. Bhardwaj, S. Jia, et al. (Belle Collaboration), submitted to PRD, Belle preprint, KEK Preprint, arXiv:1904.07015 [hep-ex]

  • Evidence for the decay B0 → pp π0, B.Pal, et al. (Belle Collaboration), to be appeared in PRD, Belle preprint 2019-04, KEK Preprint 2018-91, arXiv:1904.05713 [hep-ex]

  • Observation of B+→ hc K+ and ηc(2S)→ pp π+π-, K.Chilikin, et al. (Belle Collaboration), submitted to PRD, Belle preprint 2019-03, KEK Preprint 2018-89, arXiv:1903.06414 [hep-ex]

  • Transverse momentum dependent production cross sections of charged pions, kaons, and protons produced in inclusive e+e- annihilation at √ s=10.58 GeV, R. Seidl, et al. (Belle Collaboration), to appear in PRD, Belle preprint 2019-02, KEK Preprint 2018-86, arXiv:1902.01552 [hep-ex]

Presentations

  • Reaseach at KSU, Clayton State University, April, 2020

  • A Three Blade Wind Turbine with Optimized Performance, Annual meeting, Georgia Academy of Science, University of North Georgia, April 2019

  • Cosmic Ray Muon Measurements at KSU, Poster Presentaiton, A. Niebank (KSU undergraduate), R. L. Kulasiri, Georgia Academy of Science annual meeting, 2018

  • Determining Blade Parameters for Optimized Wind Turbine Blades, Poster Presentation, J. Donn (KSU undergraduate), R. L. Kulasiri, Georgia Academy of Science annual meeting, 2018

  • “Mechanics”, Invited talk to the Robotics club, Wheeler High School, Marietta, GA, fall 2018

  • “Error Analysis”, Invited talk to the Society of Physics Students, Kennesaw State University, Nov. 2017

  • “Structure of matter and its interactions”, Invited talk to the 4th Civil Support Team, Weapons of mass destruction, GA department of defense, Dobbins Air force base, Marietta, GA, May 13th, 2015

  • “Search for exclusive two body decays of B+→ DS*+π0, DS*+eta”, A status Report to US Belle Group, May 15th, 2015

  • “Search for exclusive two body decays of B+→ DS*+π0, DS*+eta”, Status Report to US Belle Group, April 10th, 2015

  • “CP violation in B mesons”, Physics Colloquium, Southern Polytechnic State University, Marietta, GA, Oct. 28, 2014

  • “Space-Time”, Chalker Elementary School, Kennesaw, GA, December 2012