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Dive into the research topics where A. Boehm is active.

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Featured researches published by A. Boehm.


Physics Letters B | 1987

Search for SUSY particles γ̃, ṽ, ẽ, W̃ in electron positron annihilation at 44 GeV

B. Adeva; H. Anderhub; S. Ansari; U. Becker; R. Becker-Szendy; J. Berdugo; A. Boehm; M. Bourquin; J. G. Branson; J.D. Burger; C. Camps; M. Cerrada; C.C. Chang; Y. H. Chang; H. S. Chen; M. Chen; M. L. Chen; M.Y. Chen; V. Commichau; E. Deffur; K. Deiters; M. Dhina; J. Fehlmann; H.S. Fesefeldt; D. G. Fong; W. Friebel; M. Fukushima; L. Garrido; K.Z. Guo; R.D. Han

We study the production of single γ, e and μ at high πt using the high energy data of the Mark-J detector at PETRA. We find good agreement with QED. We give mass limits of the SUSY particles γ, v, e and W studying the associated production of W and ẽ and radiative production of pairs of γ or v in three-body reactions.


Physics Letters B | 1987

Search for SUSY particles γ̃, ṽ, ẽ, W̃ in electron positron annihilation at 44 GeV☆

B. Adeva; H. Anderhub; S. Ansari; U. Becker; R. Becker-Szendy; J. Berdugo; A. Boehm; M. Bourquin; J. G. Branson; J.D. Burger; C. Camps; M. Cerrada; C.C. Chang; Y. H. Chang; H. S. Chen; M. Chen; M. L. Chen; M.Y. Chen; V. Commichau; E. Deffur; K. Deiters; M. Dhina; J. Fehlmann; H.S. Fesefeldt; D. G. Fong; W. Friebel; M. Fukushima; L. Garrido; K.Z. Guo; R.D. Han

We study the production of single γ, e and μ at high πt using the high energy data of the Mark-J detector at PETRA. We find good agreement with QED. We give mass limits of the SUSY particles γ, v, e and W studying the associated production of W and ẽ and radiative production of pairs of γ or v in three-body reactions.


Physical Review Letters | 1983

EXPERIMENTAL-STUDY OF INCLUSIVE MUON SPECTRA FROM ELECTRON-POSITRON COLLISIONS IN THE ENERGY REGION 33 LESS-THAN-OR-EQUAL-TO SQUARE-ROOT-S LESS-THAN-EQUAL-TO 38.54 GEV

B. Adeva; D. P. Barber; U. Becker; J. Berdugo; G. Berghoff; A. Boehm; Jg Branson; Jd Burger; M. Capell; M. Cerrada; C. C. Chang; Hs Chen; Mingshui Chen; M. L. Chen; M. Chen; Y. S. Chu; R. Clare; E. Deffur; M. Demarteau; P. Duinker; Z. Y. Feng; H.S. Fesefeldt; D. G. Fong; M. Fukushima; D. Harting; T. Hebbeker; G. Herten; M.C. Ho; M.M. Ilyas; D.Z. Jiang

The results of a high-statistics study of inclusive muon spectra at PETRA are reported. Improved mass limits have been obtained for heavy quarks, heavy leptons, and charged Higgs particles. It is shown that the fragmentation properties of b quarks and c quarks are different, with the mean fragmentation variables = 0.75 +- 0.03 +- 0.06, = 0.46 +- 0.02 +- 0.05 and the average semileptonic branching ratio for the B and C hadrons BR(B) = (10.5 +- 1.5 +- 1.3)%, BR(C) = (11.5 +- 1.0 +- 1.7)%.


Physical Review Letters | 1984

Search for the supersymmetric partners of the Z0 and W

B. Adeva; D. P. Barber; U. Becker; J. Berdugo; A. Boehm; J. G. Branson; J.D. Burger; M. Capell; M. Cerrada; C.C. Chang; Y. H. Chang; H. S. Chen; M. Chen; M. L. Chen; M.Y. Chen; E. Deffur; M. Demarteau; B.Z. Dong; P. Duinker; H.S. Fesefeldt; D. G. Fong; M. Fukushima; L. Garrido; R.D. Han; D. Harting; G. Herten; M.C. Ho; M. Hussain; M.M. Ilyas; C. H. Jiang


Physical Review Letters | 1984

SEARCH FOR NEW PARTICLES IN E+E- ANNIHILATION FROM 39.79 TO 45.52 GEV

B. Adeva; D. P. Barber; U. Becker; J. Berdugo; A. Boehm; J. G. Branson; J.D. Burger; M. Capell; M. Cerrada; H. S. Chen; M. Chen; M. L. Chen; M.Y. Chen; Y. S. Chu; E. Deffur; M. Demarteau; B.Z. Dong; P. Duinker; H.S. Fesefeldt; D. G. Fong; M. Fukushima; R.D. Han; D. Harting; T. Hebbeker; G. Herten; M. Hussain; M.M. Ilyas; C. H. Jiang; D.Z. Jiang; W. Krenz


Physical Review D | 1986

Study of hadron and inclusive muon production from e+e- annihilation at 39.79 <= sqrt s <= 46.78 GeV.

B. Adeva; S. Ansari; U. Becker; R. Becker-Szendy; J. Berdugo; A. Boehm; J. G. Branson; J.D. Burger; M. Capell; M. Cerrada; C.C. Chang; Y. H. Chang; H. S. Chen; M. Chen; M. L. Chen; M.Y. Chen; Y.K. Chi; E. Deffur; K. Deiters; M. Demarteau; M. Dhina; B.Z. Dong; P. Duinker; H.S. Fesefeldt; D. G. Fong; M. Fukushima; L. Garrido; R.D. Han; D. Harting; G. Herten


Physical Review Letters | 1985

Measurement of the strong-coupling constant alpha s to second order for 22 <= sqrt s <= 46.78 GeV.

B. Adeva; U. Becker; R. Becker-Szendy; J. Berdugo; A. Boehm; J. G. Branson; J.D. Burger; M. Capell; M. Cerrada; C.C. Chang; Y. H. Chang; H. S. Chen; M. Chen; M. L. Chen; M.Y. Chen; E. Deffur; M. Demarteau; B.Z. Dong; P. Duinker; H.S. Fesefeldt; D. G. Fong; M. Fukushima; L. Garrido; R.D. Han; D. Harting; G. Herten; M.C. Ho; D. Hueser; M. Hussain; M.M. Ilyas


Physical Review D | 1988

Electroweak studies in e/sup +/e/sup -/ collisions: 12<. sqrt. s<46. 78 GeV

B. Adeva; H. Anderhub; S. Ansari; U. Becker; R. Becker-Szendy; J. Berdugo; A. Boehm; M. Bourquin; J. G. Branson; J.D. Burger; C. Camps; M. Cerrada; C.C. Chang; Y. H. Chang; H. S. Chen; M. Chen; M. L. Chen; M.Y. Chen; Commichau; E. Deffur; K. Deiters; M. Dhina; J. Fehlmann; H.S. Fesefeldt; D. G. Fong; W. Friebel; M. Fukushima; L. Garrido; K.Z. Guo; R.D. Han


Physical Review Letters | 1984

Search for the supersymmetric partners of the Z/sup 0/ and the W/sup + -/

B. Adeva; D. P. Barber; U. Becker; J. Berdugo; A. Boehm; J. G. Branson; J.D. Burger; M. Capell; M. Cerrada; C.C. Chang; Y. H. Chang; H. S. Chen; M. Chen; M. L. Chen; M.Y. Chen; E. Deffur; M. Demarteau; B.Z. Dong; P. Duinker; H.S. Fesefeldt; D. G. Fong; M. Fukushima; L. Garrido; R.D. Han; D. Harting; G. Herten; M.C. Ho; M. Hussain; M.M. Ilyas; C. H. Jiang


Physical Review Letters | 1985

Measurement of e+e---> micro+ micro-: A test of electroweak theories.

B. Adeva; U. Becker; R. Becker-Szendy; J. Berdugo; A. Boehm; J. G. Branson; J.D. Burger; M. Capell; M. Cerrada; C.C. Chang; Y. H. Chang; H. S. Chen; M. Chen; M. L. Chen; M.Y. Chen; Y. S. Chu; E. Deffur; K. Deiters; M. Demarteau; B.Z. Dong; P. Duinker; H.S. Fesefeldt; D. G. Fong; M. Fukushima; L. Garrido; R.D. Han; D. Harting; G. Herten; M.C. Ho; D. Hueser

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E. Deffur

Technische Hochschule

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M. Chen

Massachusetts Institute of Technology

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M. Fukushima

Massachusetts Institute of Technology

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J. G. Branson

University of California

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M. Cerrada

Autonomous University of Madrid

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M. L. Chen

Chinese Academy of Sciences

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