L
L.P. Perera
Researcher at University of Cincinnati
Publications - 21
Citations - 706
L.P. Perera is an academic researcher from University of Cincinnati. The author has contributed to research in topics: Meson & Nucleon. The author has an hindex of 12, co-authored 21 publications receiving 678 citations.
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Journal ArticleDOI
Experimental evidence for a light and broad scalar resonance in D(+) --> pi(-)pi(+)pi(+) decay.
E.M. Aitala,S. Amato,J. C. Anjos,J. A. Appel,Daniel Ashery,Sudeshna Banerjee,I. Bediaga,G. Blaylock,S. B. Bracker,Patricia R. Burchat,R. A. Burnstein,T. Carter,H.S. Carvalho,N. K. Copty,L. M. Cremaldi,C. L. Darling,K. Denisenko,S. Devmal,A. Álvarez Fernández,G. F. Fox,P. Gagnon,C. Göbel,K. Gounder,A.M. Halling,G. Herrera,G. Hurvits,C. James,P.A. Kasper,Simon Kwan,D.C. Langs,J. Leslie,B. Lundberg,J. Magnin,A. Massafferri,S. MayTal-Beck,B. T. Meadows,de Mello Neto,D. Mihalcea,R. H. Milburn,de Miranda Jm,A. Napier,A. Nguyen,A.B. d'Oliveira,A.B. d'Oliveira,K. O'Shaughnessy,K. C. Peng,L.P. Perera,M. V. Purohit,B. Quinn,S. Radeztsky,A. Rafatian,N. W. Reay,J.J. Reidy,dos Reis Ac,H. A. Rubin,D. A. Sanders,A.K.S. Santha,Alberto Santoro,A. J. Schwartz,M. Sheaff,R. A. Sidwell,A. J. Slaughter,Sokoloff,J. Solano,N. R. Stanton,R. J. Stefanski,Kevin Stenson,D. J. Summers,S. Takach,K. Thorne,A.K. Tripathi,S. Watanabe,R. Weiss-Babai,J. Wiener,N. Witchey,E. Wolin,S. M. Yang,D. Yi,S. Yoshida,R. Zaliznyak,C. Zhang +80 more
TL;DR: Using a coherent amplitude analysis to fit the Dalitz plot of these decays, strong evidence is found that a scalar resonance of mass 478(+24)(-23) +/- 17 MeV/c(2) and width 324(+42)(-40) +/- 21 MeV/(-0.0026) accounts for approximately half of all decays.
Journal ArticleDOI
Direct measurement of the pion valence quark momentum distribution, the pion light-cone wave function squared
E.M. Aitala,S. Amato,J. C. Anjos,J. A. Appel,Daniel Ashery,Sudeshna Banerjee,I. Bediaga,G. Blaylock,S. B. Bracker,Patricia R. Burchat,R. A. Burnstein,T. Carter,H.S. Carvalho,N. K. Copty,L. M. Cremaldi,C. L. Darling,K. Denisenko,S. Deval,A. Álvarez Fernández,G. F. Fox,P. Gagnon,S. Gerzon,C. Göbel,K. Gounder,A.M. Halling,G. Herrera,G. Hurvits,C. James,P.A. Kasper,Simon Kwan,D.C. Langs,J. Leslie,J. Lichtenstadt,B. Lundberg,S. MayTal-Beck,B. T. Meadows,J. R. T. de Mello Neto,D. Mihalcea,R. H. Milburn,J. M. De Miranda,A. Napier,A. Nguyen,A.B. d'Oliveira,A.B. d'Oliveira,K. O'Shaughnessy,K. C. Peng,L.P. Perera,M. V. Purohit,B. Quinn,S. Radeztsky,A. Rafatian,N. W. Reay,J.J. Reidy,A. C. dos Reis,H. A. Rubin,D. A. Sanders,A.K.S. Santha,Alberto Santoro,A. J. Schwartz,M. Sheaff,R. A. Sidwell,A. J. Slaughter,Michael Sokoloff,J. Solano,N. R. Stanton,R. J. Stefanski,Kevin Stenson,D. J. Summers,S. Takach,K. Thorne,A.K. Tripathi,S. Watanabe,R. Weiss-Babai,J. Wiener,N. Witchey,E. Wolin,S. M. Yang,D. Yi,S. Yoshida,R. Zaliznyak,C. Zhang +80 more
TL;DR: The results show that the /q&q> light-cone asymptotic wave function describes the data well for Q2 approximately 10 (GeV/c)(2) or more.
Journal ArticleDOI
Search for rare and forbidden dilepton decays of the D+, Ds+, and D0 charmed mesons
E.M. Aitala,S. Amato,J. C. Anjos,J. A. Appel,D. Ashery,Sudeshna Banerjee,I. Bediaga,G. Blaylock,S. B. Bracker,Patricia R. Burchat,R.A. Burnstein,T. Carter,H.S. Carvalho,N. K. Copty,L. M. Cremaldi,C. L. Darling,K. Denisenko,S. Devmal,A. Fernandez,G. F. Fox,P. Gagnon,C. Göbel,K. Gounder,A.M. Halling,G. Herrera,G. Hurvits,C. James,P.A. Kasper,Simon Kwan,D.C. Langs,J. Leslie,B. Lundberg,J. Magnin,S. MayTal-Beck,Brian Meadows,J. R. T. de Mello Neto,D. Mihalcea,R. H. Milburn,J. M. De Miranda,A. Napier,A. Nguyen,A.B. d'Oliveira,A.B. d'Oliveira,K. O'Shaughnessy,K. C. Peng,L.P. Perera,Milind Purohit,B. Quinn,S. Radeztsky,A. Rafatian,N. W. Reay,J.J. Reidy,A. C. dos Reis,H. A. Rubin,David Sanders,A.K.S. Santha,Alberto Santoro,A. J. Schwartz,M. Sheaff,M. Sheaff,R. A. Sidwell,A.J. Slaughter,Michael Sokoloff,J. Solano,N. R. Stanton,R. J. Stefanski,Kevin Stenson,Don Summers,S. Takach,K. Thorne,A.K. Tripathi,S. Watanabe,R. Weiss-Babai,J. Wiener,N. Witchey,E. Wolin,S. M. Yang,D. Yi,S. Yoshida,R. Zaliznyak,C. Zhang +80 more
TL;DR: In this article, the results of a search for flavor-changing neutral current, lepton-flavor violating, and lepton number violating decays of D +, D s +, and D 0 mesons (and their antiparticles) into modes containing muons and electrons were reported.
Journal ArticleDOI
A Search for D0 - anti-D0 mixing and doubly Cabibbo suppressed decays of the D0 in hadronic final states
E.M. Aitala,S. Amato,J. C. Anjos,J. A. Appel,Daniel Ashery,Sudeshna Banerjee,I. Bediaga,G. Blaylock,S. B. Bracker,P. R. Burchat,R. A. Burnstein,T. Carter,H.S. Carvalho,N. K. Copty,L. M. Cremaldi,C. L. Darling,A. Álvarez Fernández,P. Gagnon,C. Göbel,K. Gounder,A.M. Halling,G. Herrera,G. Hurvits,C. James,P.A. Kasper,Simon Kwan,D. C. Langs,J. Leslie,B. Lundberg,S. MayTal-Beck,B. T. Meadows,J. R. T. de Mello Neto,R. H. Milburn,J. M. De Miranda,A. Napier,A. Nguyen,A.B. d'Oliveira,K. O'Shaughnessy,K. C. Peng,L.P. Perera,Milind Purohit,B. Quinn,S. Radeztsky,A. Rafatian,N. W. Reay,J.J. Reidy,A. C. dos Reis,H. A. Rubin,A.K.S. Santha,Alberto Santoro,A. J. Schwartz,M. Sheaff,R. A. Sidwell,A. J. Slaughter,M. D. Sokoloff,N. R. Stanton,Kevin Stenson,D. J. Summers,S. Takach,K. Thorne,A. K. Tripathi,S. Watanabe,R. Weiss-Babai,J. Wiener,N. Witchey,E. Wolin,D. Yi,S. Yoshida,R. Zaliznyak,C. Zhang +69 more
TL;DR: In this article, a search for mixing in the decay chain was conducted for doubly-Cabibbo-suppressed decays in Fermilab experiment E791, a fixed-target charm hadroproduction experiment.
Journal ArticleDOI
Multidimensional resonance analysis of Λc+→pK−π+
E.M. Aitala,S. Amato,J. C. Anjos,J. A. Appel,Daniel Ashery,S. Banerjee,I. Bediaga,G. Blaylock,S. B. Bracker,P. R. Burchat,R. A. Burnstein,T. Carter,H.S. Carvalho,N. K. Copty,L. M. Cremaldi,C. L. Darling,K. Denisenko,S. Devmal,A. Álvarez Fernández,G. F. Fox,P. Gagnon,C. Göbel,K. Gounder,A.M. Halling,G. Herrera,G. Hurvits,C. James,P.A. Kasper,Simon Kwan,D.C. Langs,J. Leslie,B. Lundberg,J. Magnin,S. MayTal-Beck,Brian Meadows,J. R. T. de Mello Neto,D. Mihalcea,R. H. Milburn,J. M. De Miranda,A. Napier,A. Nguyen,A.B. d'Oliveira,A.B. d'Oliveira,K. O'Shaughnessy,K. C. Peng,L.P. Perera,Milind Purohit,B. Quinn,S. Radeztsky,A. Rafatian,N. W. Reay,J.J. Reidy,A. C. dos Reis,H. A. Rubin,David Sanders,A.K.S. Santha,Alberto Santoro,A. J. Schwartz,M. Sheaff,M. Sheaff,R. A. Sidwell,A.J. Slaughter,Michael Sokoloff,J. Solano,N. R. Stanton,R. J. Stefanski,Kevin Stenson,Don Summers,S. Takach,K. Thorne,A.K. Tripathi,S. Watanabe,R. Weiss-Babai,J. Wiener,N. Witchey,E. Wolin,S. M. Yang,D. Yi,S. Yoshida,R. Zaliznyak,C. Zhang +80 more
TL;DR: In this paper, Jezabek et al. present the results of a five-dimensional amplitude analysis of the Λ c + → pK − π + system based on 946±38 reconstructed decays.