K
K. W. Bell
Researcher at University of Oxford
Publications - 28
Citations - 775
K. W. Bell is an academic researcher from University of Oxford. The author has contributed to research in topics: Electron–positron annihilation & Annihilation. The author has an hindex of 19, co-authored 28 publications receiving 764 citations.
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Journal ArticleDOI
Charged hadron composition of the final-state in e+e- annihilation at high-energies
M. Althoff,R. Brandelik,W. Braunschweig,K. Gather,F. J. Kirschfink,K. Lübelsmeyer,H. U. Martyn,G. Peise,J. Rimkus,H. G. Sander,D.W. Schmitz,H. Siebke,D. Trines,W. Wallraff,H. Boerner,H. M. Fischer,H. Hartmann,E. Hilger,Walter Dr. Hillen,G. Knop,L. Köpke,Hermann Kolanoski,H. Kück,R. Wedemeyer,Norbert Wermes,M. Wollstadt,H. Burkhardt,S. J. Cooper,J. Franzke,H. Hultschig,P. Joos,W. Koch,U. Kötz,H. Kowalski,A. Ladage,B. Löhr,D. Lüke,P. Mättig,K. H. Mess,D. Notz,J. Pyrlik,D. R. Quarrie,R. Riethmüller,W. Schütte,P. Söding,Gy. Wolf,G. Yekutieli,R. Fohrmann,Hl Krasemann,P. Leu,E. Lohrmann,D. Pandoulas,G. Poelz,O. Römer,P. Schmüser,B. H. Wiik,I. Al-Agil,R. Beuselinck,D. M. Binnie,A. J. Campbell,P. J. Dornan,D. A. Garbutt,T. D. Jones,W. G. Jones,Stephen Lloyd,J. McCardle,J. K. Sedgebeer,K. W. Bell,M. G. Bowler,I. C. Brock,Rj Cashmore,R. Carnegie,P. E. L. Clarke,R.C.E. Devenish,P. Grossmann,John Illingworth,Gl Salmon,Juergen Thomas,T. R. Wyatt,C. Youngman,B. Foster,John Hart,J. Harvey,J. Proudfoot,D. H. Saxon,P. L. Woodworth,D. Heyland,M. Holder,Ehud Duchovni,Y. Eisenberg,U. Karshon,Giora Mikenberg,D. Revel,E.E. Ronat,A. Shapira,T. Barklow,John Freeman,P. Lecomte,T. Meyer,G. Rudolph,H. Venkataramania,E. Wicklund,Sau Lan Wu,Georg Zobernig +103 more
TL;DR: In this paper, the production of π± and K± mesons and of protons and antiprotons ine+e− annihilation has been measured at c.m. energies of W=14, 22 and 34GeV.
Journal ArticleDOI
A measurement of σtot(e+e− → hadrons) for cm energies between 12.0 and 36.7 GeV
R. Brandelik,W. Braunschweig,K. Gather,F. J. Kirschfink,K. Lübelsmeyer,H. U. Martyn,G. Peise,J. Rimkus,H. G. Sander,D.W. Schmitz,D. Trines,W. Wallraff,H. Boerner,H. M. Fischer,H. Hartmann,E. Hilger,Walter Dr. Hillen,G. Knop,L. Köpke,Hermann Kolanoski,B. Löhr,R. Wedemeyer,Norbert Wermes,M. Wollstadt,H. Burkhardt,S. Cooper,J. Franzke,D. Heyland,H. Hultschig,P. Joos,W. Koch,U. Kötz,H. Kowalski,A. Ladage,D. Lüke,H. L. Lynch,P. Mättig,K. H. Mess,D. Notz,J. Pyrlik,D. R. Quarrie,R. Riethmüller,W. Schütte,P. Söding,Gy. Wolf,R. Fohrmann,Hl Krasemann,P. Leu,D. Pandoulas,G. Poelz,O. Römer,P. Schmüser,B. H. Wiik,I. Al-Agil,R. Beuselinck,D. M. Binnie,A. J. Campbell,P. J. Dornan,D. A. Garbutt,T. D. Jones,W. G. Jones,Sl Lloyd,J. Sedgbeer,RA Stern,S Yarker,K. W. Bell,M. G. Bowler,I. C. Brock,Rj Cashmore,R. Carnegie,R.C.E. Devenish,P. Grossmann,John Illingworth,M. Ogg,Gl Salmon,Juergen Thomas,T. R. Wyatt,C. Youngman,B. Foster,J. C. Hart,J. Harvey,J. Proudfoot,D. H. Saxon,P. L. Woodworth,M. Holder,Ehud Duchovni,Y. Eisenberg,U. Karshon,Giora Mikenberg,D. Revel,E.E. Ronat,A. Shapira,T. Barklow,John Freeman,T. Meyer,G. Rudolph,E. Wicklund,Sau Lan Wu,Georg Zobernig +98 more
TL;DR: The ration R = σ (e + e − → hadrons) σ μμ was measured between 12.0 and 36.7 GeV c.m. energy with a precision of typically ± 5.2% as discussed by the authors.
Journal ArticleDOI
D∗± production by e+e− annihilation near 34.4 GeV cm energy
M. Althoff,W. Braunschweig,K. Gather,F. J. Kirschfink,K. Lübelsmeyer,H. U. Martyn,G. Peise,J. Rimkus,H. G. Sander,D.W. Schmitz,H. Siebke,D. Trines,W. Wallraff,H. M. Fischer,H. Hartmann,E. Hilger,Walter Dr. Hillen,G. Knop,L. Köpke,Hermann Kolanoski,H. Kück,R. Wedemeyer,Norbert Wermes,M. Wollstadt,H. Burkhardt,H. Hultschig,P. Joos,W. Koch,U. Kötz,H. Kowalski,A. Ladage,B. Löhr,D. Lüke,P. Mättig,K. H. Mess,D. Notz,J. Pyrlik,D. R. Quarrie,R. Riethmüller,A. M. Rushton,W. Schütte,Gy. Wolf,G. Yekutieli,R. Fohrmann,Hl Krasemann,P. Leu,E. Lohrmann,D. Pandoulas,G. Poelz,B. H. Wiik,I. Al-Agil,R. Beuselinck,D. M. Binnie,A. J. Campbell,P. J. Dornan,B. Foster,D. A. Garbutt,T. D. Jones,W. G. Jones,J. McCardle,J. K. Sedgbeer,K. W. Bell,M. G. Bowler,I. C. Brock,R. J. Cashmore,P. E. L. Clarke,R.C.E. Devenish,P. Grossmann,Stephen Lloyd,Gl Salmon,Juergen Thomas,T. R. Wyatt,C. Youngman,John Hart,J. Harvey,J. Proudfoot,D. H. Saxon,P. L. Woodworth,D. Heyland,M. Holder,M. Dittmar,Ehud Duchovni,Y. Eisenberg,D. Hochman,U. Karshon,G. Mikenberg,R. Mir,D. Revel,E.E. Ronat,A. Shapira,T. Barklow,M. Cherney,Joseph Izen,G. Rudolph,D. Strom,H. Venkataramania,E. Wicklund,Lan Wu Sau Lan Wu,Georg Zobernig +98 more
TL;DR: The D∗± energy spectrum is hard, with a maximum near χ = 0.6. as discussed by the authors showed that a large fraction of charm quark production yields D ∗ mesons, which is consistent with that expected in the standard theory for weak neutral currents.
Journal ArticleDOI
Measurement of R and search for the top quark in e + e - annihilation between 39.8 and 45.2 GeV
M. Althoff,W. Braunschweig,F. J. Kirschfink,K. Lübelsmeyer,H. U. Martyn,G. Peise,J. Rimkus,P. Rosskamp,H. G. Sander,D.W. Schmitz,H. Siebke,W. Wallraff,H. M. Fischer,H. Hartmann,Walter Dr. Hillen,A. Jocksch,G. Knop,L. Köpke,Hermann Kolanoski,H. Kück,V. Mertens,R. Wedemeyer,M. Wollstadt,Y. Eisenberg,K. Gather,H. Hultschig,P. Joos,U. Kötz,H. Kowalski,A. Ladage,B. Löhr,D. Lüke,P. Mättig,D. Notz,R. J. Nowak,J. Pyrlik,M. Rushton,W. Schütte,D. Trines,Gy. Wolf,Ch. Xiao,R. Fohrmann,E. Hilger,T. Kracht,Hl Krasemann,P. Leu,E. Lohrmann,D. Pandoulas,G. Poelz,K. U. Pösnecker,B. H. Wiik,R. Beuselinck,D. M. Binnie,A. J. Campbell,P. J. Dornan,B. Foster,D. A. Garbutt,C. Jenkins,T. D. Jones,W. G. Jones,J. McCardle,J. K. Sedgbeer,J. Thomas,W. A. T. Wan Abdullah,K. W. Bell,M. G. Bowler,Philip Bull,Rj Cashmore,P. E. L. Clarke,R.C.E. Devenish,P. Grossmann,C. M. Hawkes,Stephen Lloyd,Gl Salmon,T. R. Wyatt,C. Youngman,G. E. Forden,John Hart,J. Harvey,D. K. Hasell,J. Proudfoot,D. H. Saxon,Fernando Barreiro,M. Dittmar,M. Holder,G. Kreutz,B. Neumann,Ehud Duchovni,U. Karshon,Giora Mikenberg,R. Mir,D. Revel,E.E. Ronat,A. Shapira,G. Yekutieli,G. Baranko,T. Barklow,A. Caldwell,M. Cherney,Joseph Izen,M. Mermikides,G. Rudolph,D. Strom,M. Takashima,H. Venkataramania,E. Wicklund,Sau Lan Wu,Georg Zobernig +107 more
TL;DR: In this article, the mass limits for new quarks at CM energies between 39.8 and 45.2 GeV and a search was made for new heavy quarks and no evidence was found for the existence of a narrow state in this mass range.
Journal ArticleDOI
A Detailed Study of Strange Particle Production in $e^+ e^-$ Annihilation at High-energy
M. Althoff,W. Braunschweig,F. J. Kirschfink,K. Lübelsmeyer,H. U. Martyn,P. Rosskamp,D.W. Schmitz,H. Siebke,W. Wallraff,J. Eisenmann,H. M. Fischer,H. Hartmann,A. Joksch,G. Knop,Hermann Kolanoski,H. Kück,V. Mertens,R. Wedemeyer,B. Foster,A. Eskreys,K. Gather,M. Hildebrandt,H. Hultschig,P. Joos,U. Kötz,H. Kowalski,A. Ladage,B. Löhr,D. Lüke,P. Mättig,D. Notz,R. J. Nowak,J. Pyrlik,E. Ronat,M. Rushton,W. Schütte,D. Trines,T. Tymieniecka,Gy. Wolf,G. Yekutieli,Ch. Xiao,R. Fohrmann,E. Hilger,T. Kracht,Hl Krasemann,P. Leu,E. Lohrmann,D. Pandoulas,G. Poelz,K. U. Pösnecker,B. H. Wiik,R. Beuselinck,D. M. Binnie,A. J. Campbell,P. J. Dornan,D. A. Garbutt,C. Jenkins,T. D. Jones,W. G. Jones,J. McCardle,J. K. Sedgbeer,J. Thomas,W. A. T. Wan Abdullah,K. W. Bell,M. G. Bowler,Philip Bull,Rj Cashmore,P. E. L. Clarke,P. Dauncey,R.C.E. Devenish,P. Grossmann,C. M. Hawkes,Stephen Lloyd,D. J. Mellor,C. Youngman,G. E. Forden,John Hart,J. Harvey,D. K. Hasell,D. H. Saxon,P. L. Woodworth,Fernando Barreiro,Stephanie Brandt,Michael Dittmar,M. Holder,G. Kreutz,B. Neumann,Ehud Duchovni,Y. Eisenberg,U. Karshon,Giora Mikenberg,R. Mir,D. Revel,A. Shapira,G. Baranko,A. Caldwell,M. Cherney,Joseph Izen,M. Mermikides,S. Ritz,G. Rudolph,D. Strom,M. Takashima,H. Venkataramania,E. Wicklund,Sau Lan Wu,Georg Zobernig +106 more
TL;DR: In this paper, the shape of the K0 and Λ differential cross sections are very similar to each other and to those of π±,K± and\(p(\bar p)\). Scaling violations are observed for K0 production.