H
H. P. Paar
Researcher at CERN
Publications - 12
Citations - 309
H. P. Paar is an academic researcher from CERN. The author has contributed to research in topics: Annihilation & Electron–positron annihilation. The author has an hindex of 9, co-authored 12 publications receiving 295 citations.
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Journal ArticleDOI
Charged-hadron inclusive cross sections and fractions in e+e- annihilation at sqrt s =29 GeV.
H. Aihara,Margaret Alston-Garnjost,R.E. Avery,A. Barbaro-Galtieri,A.R. Barker,B. A. Barnett,D.A. Bauer,A. Bay,G. J. Bobbink,C. D. Buchanan,A. Buijs,D. O. Caldwell,H. Y. Chao,S. B. Chun,A. R. Clark,G. Cowan,D. A. Crane,Orin I. Dahl,M. Daoudi,K. A. Derby,J. J. Eastman,Philippe Eberhard,T. K. Edberg,A. M. Eisner,Ryoji Enomoto,F. C. Erné,K. H. Fairfield,J. M. Hauptman,Werner Hofmann,J. Hylen,T. Kamae,H. S. Kaye,R. W. Kenney,S. Khacheryan,R. R. Kofler,W. G.J. Langeveld,J. G. Layter,W. T. Lin,F.L. Linde,S. C. Loken,A. Lu,G. R. Lynch,R. J. Madaras,B. D. Magnuson,G. E. Masek,L. Mathis,J. A. J. Matthews,S. J. Maxfield,E. S. Miller,W. Moses,D. R. Nygren,P. J. Oddone,H. P. Paar,S. K. Park,D. E. Pellett,M. Pripstein,M. T. Ronan,R. R. Ross,F. R. Rouse,K. A. Schwitkis,J. C. Sens,Gilbert Shapiro,B. C. Shen,J. R. Smith,J. S. Steinman,R. W. Stephens,M. L. Stevenson,D. H. Stork,M. G. Strauss,M. K. Sullivan,Tadayuki Takahashi,S. Toutounchi,R. van Tyen,W. Vernon,Wolfgang Wagner,E. M. Wang,Y. X. Wang,W.A. Wenzel,Z. R. Wolf,H. Yamamoto,S. J. Yellin,C. Zeitlin +81 more
TL;DR: This dissertation aims to provide a history of web exceptionalism from 1989 to 2002, a period chosen in order to explore its roots as well as specific cases up to and including the year in which descriptions of “Web 2.0” began to circulate.
Journal ArticleDOI
Pion and Kaon multiplicities in heavy quark jets from e+e− annihilation at 29 GeV
Hiroaki Aihara,M. Alston-Garnjost,R. E. Avery,J. A. Bakken,A. Barbaro-Galtieri,A. R. Barker,A. V. Barnes,B. A. Barnett,D. A. Bauer,Hans-Uno Bengtsson,D. Bintinger,Barry Blumenfeld,G. J. Bobbink,T. S. Bolognese,A. D. Bross,C. D. Buchanan,A. Buijs,D. O. Caldwell,C.Y. Chien,A. R. Clark,G. D. Cowan,D. A. Crane,O. I. Dahl,K. A. Derby,J. J. Eastman,T. K. Edberg,P. H. Eberhard,A. M. Eisner,Ryoji Enomoto,F. C. Erné,T. Fujii,J. W. Gary,W. Gorn,J. M. Hauptman,Werner Hofmann,J. E. Huth,J. Hylen,T. Kamae,H. S. Kaye,K. H. Kees,R. W. Kenney,L. T. Kerth,KO Winston,R. I. Koda,R. R. Kofler,K. K. Kwong,R. L. Lander,Willem G. J. Langeveld,J. G. Layter,F.L. Linde,C. S. Linsey,S. C. Loken,A. Lu,X. Q. Lu,G. R. Lynch,L. Madansky,R. J. Madaras,Kaori Maeshima,B. D. Magnuson,J. N. Marx,G. Masek,L. G. Mathis,J. A. J. Matthews,S. J. Maxfield,S. O. Melnikoff,E. S. Miller,W. Moses,R. R. McNeil,Peter Nemethy,D. R. Nygren,P. J. Oddone,H. P. Paar,D. A. Park,S. K. Park,D. E. Pellett,A. Pevsner,M. Pripstein,M. T. Ronan,R. R. Ross,F. R. Rouse,K. A. Schwitkis,J. C. Sens,G. Shapiro,Marjorie Shapiro,B. C. Shen,W. E. Slater,J. R. Smith,J. S. Steinman,M. L. Stevenson,D. H. Stork,M. G. Strauss,M. K. Sullivan,T. Takahashi,J. R. Thompson,N. Toge,S. Toutounchi,R. van Tyen,B. van Uitert,G. J. VanDalen,R. F. van Daalen Wetters,W. Vernon,W. Wagner,E. M. Wang,Y. X. Wang,Mitchell Wayne,W. A. Wenzel,J. T. White,M. C.S. Williams,Z. R. Wolf,H. Yamamoto,S. Yellin,C. Zeitlin,W. M. Zhang +112 more
TL;DR: The multiplicities per event of π± and K± were measured separately for e+e- annihilation into c c, b b, and light quark pairs at Ecm=29 GeV as mentioned in this paper.
Journal ArticleDOI
Measurement of the photon structure function F2 (gamma) (x, Q**2) in the region 0.2 < Q**2 < 7 GeV**2
H. Aihara,Margaret Alston-Garnjost,R.E. Avery,A. Barbaro-Galtieri,A.R. Barker,A. V. Barnes,B. A. Barnett,D.A. Bauer,H. U. Bengtsson,D. L. Bintinger,G. J. Bobbink,T. Bolognese,A. D. Bross,C. D. Buchanan,A. Buijs,D. O. Caldwell,A. R. Clark,G. Cowan,D. A. Crane,Orin I. Dahl,K. A. Derby,J. J. Eastman,Philippe Eberhard,T. K. Edberg,A. M. Eisner,Ryoji Enomoto,F. C. Erné,Toshitsugu Fujii,J. W. Gary,W. Gorn,J. M. Hauptman,Werner Hofmann,J. E. Huth,J. Hylen,T. Kamae,H. S. Kaye,K. H. Kees,R. W. Kenney,L. T. Kerth,Winston Ko,R. I. Koda,R. R. Kofler,K. K. Kwong,R. Lander,W. G.J. Langeveld,J. G. Layter,F.L. Linde,C. S. Lindsey,S. C. Loken,A. Lu,X. Q. Lu,G. R. Lynch,R. J. Madaras,Kaori Maeshima,B. D. Magnuson,J. N. Marx,G. E. Masek,L. Mathis,J. A. J. Matthews,S. J. Maxfield,S. O. Melnikoff,E. S. Miller,W. Moses,R. R. McNeil,Peter Nemethy,D. R. Nygren,P. J. Oddone,H. P. Paar,D. A. Park,S. K. Park,D. E. Pellett,M. Pripstein,M. T. Ronan,R. R. Ross,F. R. Rouse,K. A. Schwitkis,J. C. Sens,Gilbert Shapiro,Marjorie Shapiro,B. C. Shen,W. E. Slater,J. R. Smith,J. S. Steinman,M. L. Stevenson,D. H. Stork,M. G. Strauss,M. K. Sullivan,Tadayuki Takahashi,J. Thompson,N. Toge,S. Toutounchi,R. van Tyen,B. van Uitert,G. J. VanDalen,R. F. van Daalen Wetters,W. Vernon,Wolfgang Wagner,E. M. Wang,Y. X. Wang,Mitchell Wayne,W.A. Wenzel,J. T. White,Marc S. Williams,Z. R. Wolf,H. Yamamoto,S. J. Yellin,C. Zeitlin,W. M. Zhang +107 more
TL;DR: In this paper, the photon structure function was measured in the reactionee→eeX for Q2 in the range 0.2
Journal ArticleDOI
Comparison of the particle flow in qq-barg and qq-bar gamma events in e+e- annihilation.
H. Aihara,Margaret Alston-Garnjost,R.E. Avery,A. Barbaro-Galtieri,A.R. Barker,A. V. Barnes,B. A. Barnett,D.A. Bauer,H. U. Bengtsson,D. L. Bintinger,G. J. Bobbink,T. Bolognese,A. D. Bross,C. D. Buchanan,A. Buijs,M. P. Cain,D. O. Caldwell,A. R. Clark,G. Cowan,D. A. Crane,Orin I. Dahl,K. A. Derby,J. J. Eastman,Philippe Eberhard,A. M. Eisner,Ryoji Enomoto,F. C. Erné,Toshitsugu Fujii,J. W. Gary,W. Gorn,J. M. Hauptman,Werner Hofmann,J. E. Huth,J. Hylen,T. Kamae,H. S. Kaye,K. H. Kees,R. W. Kenney,L. T. Kerth,Winston Ko,R. I. Koda,R. R. Kofler,K. K. Kwong,R. Lander,W. G.J. Langeveld,J. G. Layter,F.L. Linde,C. S. Lindsey,S. C. Loken,A. Lu,X. Q. Lu,G. R. Lynch,R. J. Madaras,Kaori Maeshima,B. D. Magnuson,J. N. Marx,K. Maruyama,G. E. Masek,L. Mathis,J. A. J. Matthews,S. J. Maxfield,S. O. Melnikoff,E. S. Miller,W. Moses,R. R. McNeil,Peter Nemethy,D. R. Nygren,P. J. Oddone,H. P. Paar,D. A. Park,D. E. Pellet,M. Pripstein,M. T. Ronan,R. R. Ross,F. R. Rouse,K. A. Schwitkis,J. C. Sens,Gilbert Shapiro,Marjorie Shapiro,B. C. Shen,W. E. Slater,J. R. Smith,J. S. Steinman,M. L. Stevenson,D. H. Stork,M. G. Strauss,M. K. Sullivan,Tadayuki Takahashi,J. Thompson,N. Toge,R. van Tyen,B. van Uitert,G. J. VanDalen,R. R. van Daalen Wetters,W. Vernon,Wolfgang Wagner,E. M. Wang,Y. X. Wang,Mitchell Wayne,W.A. Wenzel,J. T. White,M. S. C. Williams,Z. R. Wolf,H. Yamamoto,M. Yamauchi,S. J. Yellin,C. Zeitlin,W. M. Zhang +107 more
TL;DR: A significant decrease in particle density is found in the angular region between quark and antiquark jet, and this effect is predicted in QCD as a result of destructive interference between soft-gluon radiation from quark, antiquark, and hard gluon.
Journal ArticleDOI
Study of baryon correlations in e+e- annihilation at 29 GeV
Hiroaki Aihara,Margaret Alston-Garnjost,R.E. Avery,A. Barbaro-Galtieri,A.R. Barker,A. V. Barnes,B. A. Barnett,D.A. Bauer,H. U. Bengtsson,D. L. Bintinger,G. J. Bobbink,T. Bolognese,A. D. Bross,C. D. Buchanan,A. Buijs,D. O. Caldwell,A. R. Clark,G. Cowan,D. A. Crane,Orin I. Dahl,K. A. Derby,J. J. Eastman,Philippe Eberhard,T. K. Edberg,A. M. Eisner,Ryoji Enomoto,F. C. Erné,Toshitsugu Fujii,J. W. Gary,W. Gorn,J. M. Hauptman,Werner Hofmann,J. E. Huth,J. Hylen,T. Kamae,H. S. Kaye,K. H. Kees,R. W. Kenney,L. T. Kerth,Winston Ko,R. I. Koda,R. R. Kofler,K. K. Kwong,R. Lander,W. G.J. Langeveld,J. G. Layter,F.L. Linde,C. S. Lindsey,S. C. Loken,A. Lu,X. Q. Lu,G. R. Lynch,R. J. Madaras,Kaori Maeshima,B. D. Magnuson,J. N. Marx,G. E. Masek,L. Mathis,J. A. J. Matthews,S. J. Maxfield,S. O. Melnikoff,E. S. Miller,W. Moses,R. R. McNeil,Peter Nemethy,D. R. Nygren,P. J. Oddone,H. P. Paar,D. A. Park,S. K. Park,D. E. Pellet,M. Pripstein,M. T. Ronan,R. R. Ross,F. R. Rouse,K. A. Schwitkis,J. C. Sens,Gilbert Shapiro,Marjorie Shapiro,B. C. Shen,W. E. Slater,J. R. Smith,J. S. Steinman,M. L. Stevenson,D. H. Stork,M. G. Strauss,M. K. Sullivan,Tadayuki Takahashi,J. Thompson,N. Toge,S. Toutounchi,R. van Tyen,B. van Uitert,G. J. VanDalen,R. R. van Daalen Wetters,W. Vernon,Wolfgang Wagner,E. M. Wang,Y. X. Wang,Mitchell Wayne,W.A. Wenzel,J. T. White,M. S. C. Williams,Z. R. Wolf,H. Yamamoto,S. J. Yellin,C. Zeitlin,W. M. Zhang +107 more
TL;DR: Measurements of two-particle correlations in rapidity· space between a p or A and an additional P. P. A or A are reported, and for the first time, a pronounced anticorrelation is observed between baryons with the same value of baryon number.