A
A. Blondel
Researcher at Stanford University
Publications - 17
Citations - 604
A. Blondel is an academic researcher from Stanford University. The author has contributed to research in topics: Branching fraction & Annihilation. The author has an hindex of 14, co-authored 17 publications receiving 589 citations. Previous affiliations of A. Blondel include École Polytechnique & University of California, Berkeley.
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Journal ArticleDOI
Observation of the radiative transition ψ → γE(1420)
D. L. Scharre,D. L. Scharre,G. H. Trilling,G. H. Trilling,G. S. Abrams,G. S. Abrams,M. S. Alam,M. S. Alam,C. A. Blocker,C. A. Blocker,A. Blondel,A. Blondel,A. M. Boyarski,A. M. Boyarski,Martin Breidenbach,Martin Breidenbach,D. L. Burke,D. L. Burke,W. C. Carithers,W. C. Carithers,W. Chinowsky,W. Chinowsky,M. W. Coles,M. W. Coles,S. Cooper,S. Cooper,W. E. Dieterle,W. E. Dieterle,J. B. Dillon,J. B. Dillon,J. Dorenbosch,J. Dorenbosch,J. Dorfan,J. Dorfan,M. W. Eaton,M. W. Eaton,G. J. Feldman,G. J. Feldman,M. E. B. Franklin,M. E. B. Franklin,G. Gidal,G. Gidal,G. Goldhaber,G. Goldhaber,G. Hanson,G. Hanson,K. G. Hayes,K. G. Hayes,T. Himel,T. Himel,D. G. Hitlin,D. G. Hitlin,R. J. Hollebeek,R. J. Hollebeek,Walter R. Innes,Walter R. Innes,J. A. Jaros,J. A. Jaros,P. Jenni,P. Jenni,A. D. Johnson,A. D. Johnson,J. A. Kadyk,J. A. Kadyk,A. J. Lankford,A. J. Lankford,R. R. Larsen,R. R. Larsen,V. Luth,V. Luth,R. E. Millikan,R. E. Millikan,Mark E. Nelson,Mark E. Nelson,C. Y. Pang,C. Y. Pang,J. F. Patrick,J. F. Patrick,M. L. Perl,M. L. Perl,Burton Richter,Burton Richter,A. Roussarie,A. Roussarie,Rafe Schindler,Rafe Schindler,Roy F Schwitters,Roy F Schwitters,J. L. Siegrist,J. L. Siegrist,J. Strait,J. Strait,H. Taureg,H. Taureg,M. Tonutti,M. Tonutti,E. Vella,E. Vella,R. A. Vidal,R. A. Vidal,I. Videau,I. Videau,J. M. Weiss,J. M. Weiss,H. Zaccone,H. Zaccone +105 more
TL;DR: In this paper, the branching fraction product B(ψ → γ E ) × B( E × K K π) = (3.6 ± 1.4) × 10 −3.
Journal ArticleDOI
Measurement of ψ(3097) and ψ'(3686) Decays into Selected Hadronic Modes
M. E. B. Franklin,M. E. B. Franklin,G. J. Feldman,G. J. Feldman,G. S. Abrams,G. S. Abrams,M. S. Alam,M. S. Alam,M. S. Alam,C. A. Blocker,C. A. Blocker,C. A. Blocker,A. Blondel,A. Blondel,A. M. Boyarski,A. M. Boyarski,Martin Breidenbach,Martin Breidenbach,D. L. Burke,D. L. Burke,W. C. Carithers,W. C. Carithers,W. Chinowsky,W. Chinowsky,M. W. Coles,M. W. Coles,S. Cooper,S. Cooper,W. E. Dieterle,W. E. Dieterle,W. E. Dieterle,J. B. Dillon,J. B. Dillon,J. Dorenbosch,J. Dorenbosch,J. Dorenbosch,J. Dorfan,J. Dorfan,M. W. Eaton,M. W. Eaton,M. W. Eaton,G. Gidal,G. Gidal,G. Goldhaber,G. Goldhaber,G. Hanson,G. Hanson,Kenneth G. Hayes,Kenneth G. Hayes,Kenneth G. Hayes,T. Himel,T. Himel,T. Himel,D. G. Hitlin,D. G. Hitlin,D. G. Hitlin,R. J. Hollebeek,R. J. Hollebeek,W. R. Innes,W. R. Innes,J. A. Jaros,J. A. Jaros,P. Jenni,P. Jenni,P. Jenni,A. D. Johnson,A. D. Johnson,A. D. Johnson,J. A. Kadyk,J. A. Kadyk,A. J. Lankford,A. J. Lankford,R. R. Larsen,R. R. Larsen,M. Levi,M. Levi,R. E. Millikan,R. E. Millikan,V. Luth,V. Luth,Mark E. Nelson,Mark E. Nelson,C. Y. Pang,C. Y. Pang,J. F. Patrick,J. F. Patrick,J. F. Patrick,M. L. Perl,M. L. Perl,Burton Richter,Burton Richter,A. Roussarie,A. Roussarie,A. Roussarie,D. L. Scharre,D. L. Scharre,R. H. Schindler,R. H. Schindler,R. H. Schindler,R. F. Schwitters,J. L. Siegrist,J. L. Siegrist,J. L. Siegrist,J. Strait,J. Strait,J. Strait,H. Taureg,H. Taureg,H. Taureg,M. Tonutti,M. Tonutti,G. H. Trilling,G. H. Trilling,E. Vella,E. Vella,E. Vella,R. A. Vidal,R. A. Vidal,R. A. Vidal,I. Videau,I. Videau,J. M. Weiss,J. M. Weiss,J. M. Weiss,H. Zaccone,H. Zaccone,H. Zaccone +126 more
TL;DR: In this article, measurements of ψ(3097) and ψ′(3686) branching fractions for selected hadronic decays are presented, and it is shown that the ratio of branching fractions to lepton pairs for the decays to pπ and K*K for which this ratio is substantially smaller.
Journal ArticleDOI
A measurement of the cross section for four-pion production in λλ collisions at spear
D. L. Burke,D. L. Burke,G. S. Abrams,G. S. Abrams,M. S. Alam,M. S. Alam,C. A. Blocker,C. A. Blocker,A. Blondel,A. Blondel,A. M. Boyarski,A. M. Boyarski,Martin Breidenbach,Martin Breidenbach,W. C. Carithers,W. C. Carithers,W. Chinowsky,W. Chinowsky,M. W. Coles,M. W. Coles,S. Cooper,S. Cooper,W. E. Dieterle,W. E. Dieterle,J. B. Dillon,J. B. Dillon,J. Dorenbosch,J. Dorenbosch,J. Dorfan,J. Dorfan,M. W. Eaton,M. W. Eaton,G. J. Feldman,G. J. Feldman,M. E. B. Franklin,M. E. B. Franklin,G. Gidal,G. Gidal,G. Goldhaber,G. Goldhaber,G. Hanson,G. Hanson,K. G. Hayes,K. G. Hayes,T. Himel,T. Himel,D. G. Hitlin,D. G. Hitlin,R. J. Hollebeek,R. J. Hollebeek,Walter R. Innes,Walter R. Innes,J. A. Jaros,J. A. Jaros,P. Jenni,P. Jenni,A. D. Johnson,A. D. Johnson,J. A. Kadyk,J. A. Kadyk,A. J. Lankford,A. J. Lankford,R. R. Larsen,R. R. Larsen,M. Levi,M. Levi,V. Luth,V. Luth,R. E. Millikan,R. E. Millikan,Mark E. Nelson,Mark E. Nelson,C. Y. Pang,C. Y. Pang,J. F. Patrick,J. F. Patrick,M. L. Perl,M. L. Perl,Burton Richter,Burton Richter,A. Roussarie,A. Roussarie,D. L. Scharre,D. L. Scharre,Rafe Schindler,Rafe Schindler,Roy F Schwitters,Roy F Schwitters,J. L. Siegrist,J. L. Siegrist,J. Strait,J. Strait,H. Taureg,H. Taureg,M. Tonutti,M. Tonutti,G. H. Trilling,G. H. Trilling,E. Vella,E. Vella,R. A. Vidal,R. A. Vidal,I. Videau,I. Videau,J. M. Weiss,J. M. Weiss,H. Zaccone,H. Zaccone +107 more
TL;DR: In this paper, a measurement of the cross section for the reaction e + e − → e+ e − π + π− π+ π plus π − + − at SPEAR is presented.
Journal ArticleDOI
D*+ production in e+e- annihilation at 29 GeV
J. M. Yelton,J. M. Yelton,J. M. Yelton,G. J. Feldman,G. J. Feldman,G. J. Feldman,G. Goldhaber,G. Goldhaber,G. Goldhaber,G. S. Abrams,G. S. Abrams,G. S. Abrams,D. Amidei,D. Amidei,D. Amidei,Adam S. Backer,Adam S. Backer,C. A. Blocker,C. A. Blocker,C. A. Blocker,A. Blondel,A. Blondel,A. M. Boyarski,A. M. Boyarski,A. M. Boyarski,Martin Breidenbach,Martin Breidenbach,Martin Breidenbach,D. L. Burke,D. L. Burke,D. L. Burke,W. Chinowsky,W. Chinowsky,W. Chinowsky,G. von Dardel,W. E. Dieterle,W. E. Dieterle,W. E. Dieterle,J. B. Dillon,J. B. Dillon,J. B. Dillon,J. Dorenbosch,J. M. Dorfan,J. M. Dorfan,J. M. Dorfan,M. W. Eaton,M. W. Eaton,M. W. Eaton,M. Franklin,M. Franklin,M. Franklin,G. Gidal,G. Gidal,G. Gidal,L. Gladney,L. Gladney,L. Gladney,L. Golding,L. Golding,L. Golding,Gordon H. Hanson,Gordon H. Hanson,Gordon H. Hanson,R. J. Hollebeek,R. J. Hollebeek,R. J. Hollebeek,W. R. Innes,W. R. Innes,W. R. Innes,J. A. Jaros,J. A. Jaros,J. A. Jaros,A. D. Johnson,A. D. Johnson,A. D. Johnson,J. A. Kadyk,J. A. Kadyk,J. A. Kadyk,Andrew Lankford,Andrew Lankford,Andrew Lankford,R. R. Larsen,R. R. Larsen,R. R. Larsen,B. W. Leclaire,B. W. Leclaire,B. W. Leclaire,Michael Levi,Michael Levi,Michael Levi,N. S. Lockyer,N. S. Lockyer,N. S. Lockyer,B. Löhr,V. Lüth,V. Lüth,V. Lüth,C. Matteuzzi,C. Matteuzzi,C. Matteuzzi,Mark E. Nelson,Mark E. Nelson,Mark E. Nelson,J. F. Patrick,J. F. Patrick,J. F. Patrick,M. L. Perl,M. L. Perl,M. L. Perl,Burton Richter,Burton Richter,Burton Richter,A. Roussarie,A. Roussarie,A. Roussarie,T. Schaad,T. Schaad,T. Schaad,H. Schellman,H. Schellman,H. Schellman,D. Schlatter,D. Schlatter,D. Schlatter,Roy F Schwitters,Roy F Schwitters,Roy F Schwitters,J. L. Siegrist,J. L. Siegrist,J. L. Siegrist,J. Strait,J. Strait,J. Strait,G. H. Trilling,G. H. Trilling,G. H. Trilling,R. A. Vidal,R. A. Vidal,R. A. Vidal,Yihua Wang,J. M. Weiss,J. M. Weiss,J. M. Weiss,M. Werlen,C. Zaiser,C. Zaiser,C. Zaiser,G. Zhao +147 more
TL;DR: The production of the charmed meson state D*+ has been observed in e+e- annihilation at 29 GeV as mentioned in this paper, and the fragmentation function for charmed quarks appears to be peaked about z=0.5.
Journal ArticleDOI
Observation of the c (2980) Produced in the Radiative Decay of the (3684)
T. Himel,T. Himel,T. Himel,G. H. Trilling,G. H. Trilling,G. S. Abrams,G. S. Abrams,M. S. Alam,M. S. Alam,M. S. Alam,C. A. Blocker,C. A. Blocker,A. Blondel,A. Blondel,A. M. Boyarski,A. M. Boyarski,Martin Breidenbach,Martin Breidenbach,D. L. Burke,D. L. Burke,W. C. Carithers,W. C. Carithers,W. Chinowsky,W. Chinowsky,M. W. Coles,M. W. Coles,S. Cooper,S. Cooper,W. E. Dieterle,W. E. Dieterle,J. B. Dillon,J. B. Dillon,J. Dorenbosch,J. Dorenbosch,J. Dorfan,J. Dorfan,M. W. Eaton,M. W. Eaton,G. J. Feldman,G. J. Feldman,M. E. B. Franklin,M. E. B. Franklin,G. Gidal,G. Gidal,G. Goldhaber,G. Goldhaber,G. Hanson,G. Hanson,Kenneth G. Hayes,Kenneth G. Hayes,D. G. Hitlin,D. G. Hitlin,D. G. Hitlin,R. J. Hollebeek,R. J. Hollebeek,W. R. Innes,W. R. Innes,J. A. Jaros,J. A. Jaros,P. Jenni,P. Jenni,P. Jenni,A. D. Johnson,A. D. Johnson,J. A. Kadyk,J. A. Kadyk,A. J. Lankford,A. J. Lankford,R. R. Larsen,R. R. Larsen,M. Levi,M. Levi,V. Luth,V. Luth,R. E. Millikan,R. E. Millikan,Mark E. Nelson,Mark E. Nelson,C. Y. Pang,C. Y. Pang,J. F. Patrick,J. F. Patrick,M. L. Perl,M. L. Perl,Burton Richter,Burton Richter,A. Roussarie,A. Roussarie,D. L. Scharre,D. L. Scharre,R. H. Schindler,R. H. Schindler,R. F. Schwitters,J. L. Siegrist,J. L. Siegrist,J. Strait,J. Strait,H. Taureg,H. Taureg,H. Taureg,M. Tonutti,M. Tonutti,M. Tonutti,E. Vella,E. Vella,R. A. Vidal,R. A. Vidal,I. Videau,I. Videau,J. M. Weiss,J. M. Weiss,H. Zaccone,H. Zaccone +112 more
TL;DR: In this paper, the decay sequence {psi' {yields} {gamma}{eta}{sub c}(2980), with the {eta} sub c} (2980) decaying into several completely reconstructed hadronic modes.