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  • Conference paper
    Spooner NJC, Sumner TJ, Bewick A, Zammit CC, Quenby JJ, Stradling RA, Caplin AD, Jones WG, Homer G, Lewin JD, Read SFJ, Smith PF, Barton J, Saunders J, Lea Met al., 1990,

    Development of a Dark Matter Experiment in the UK

    , 21st International Cosmic Ray Conference, Pages: 264-267
  • Journal article
    ANSELMINO M, CARUSO F, LEADER E, SOARES Jet al., 1990,

    DIQUARK CONTRIBUTIONS TO THE NUCLEON DEEP INELASTIC STRUCTURE FUNCTIONS

    , ZEITSCHRIFT FUR PHYSIK C-PARTICLES AND FIELDS, Vol: 48, Pages: 689-692, ISSN: 0170-9739
  • Journal article
    DECAMP D, 1990,

    MEASUREMENT OF ELECTROWEAK PARAMETERS FROM Z-DECAYS INTO FERMION PAIRS

    , ZEITSCHRIFT FUR PHYSIK C-PARTICLES AND FIELDS, Vol: 48, Pages: 365-391, ISSN: 0170-9739
  • Journal article
    HARRIS AW, WALKER HJ, SUMNER TJ, 1990,

    THE POTENTIAL OF THE WIDE FIELD CAMERA ON ROSAT FOR INVESTIGATIONS OF THE XUV BACKGROUND

    , IAU SYMPOSIA, Pages: 463-464, ISSN: 0074-1809
  • Journal article
    ABRAMS GS, ADOLPHSEN CE, AVERILL D, BALLAM J, BARISH BC, BARKLOW T, BARNETT BA, BARTELT J, BETHKE S, BLOCKUS D, BONVICINI G, BOYARSKI A, BRABSON B, BREAKSTONE A, BULOS F, BURCHAT PR, BURKE DL, CENCE RJ, CHAPMAN J, CHMEISSANI M, CORDS D, COUPAL DP, DAUNCEY P, DESTAEBLER HC, DORFAN DE, DORFAN JM, DREWER DC, ELIA R, FELDMAN GJ, FERNANDES D, FIELD RC, FORD WT, FORDHAM C, FREY R, FUJINO D, GAN KK, GERO E, GIDAL G, GLANZMAN T, GOLDHABER G, CADENAS JJG, GRATTA G, GRINDHAMMER G, GROSSEWIESMANN P, HANSON G, HARR R, HARRAL B, HARRIS FA, HAWKES CM, HAYES K, HEARTY C, HEUSCH CA, HILDRETH MD, HIMEL T, HINSHAW DA, HONG SJ, HUTCHINSON D, HYLEN J, INNES WR, JACOBSEN RG, JAROS JA, JUNG CK, KADYK JA, KENT J, KING M, KLEIN SR, KOETKE DS, KOMAMIYA S, KOSKA W, KOWALSKI LA, KOZANECKI W, KRAL JF, KUHLEN M, LABARGA L, LANKFORD AJ, LARSEN RR, LEDIBERDER F, LEVI ME, LITKE AM, LOU XC, LUTH V, MCKENNA JA, MATTHEWS JAJ, MATTISON T, MILLIKEN BD, MOFFEIT KC, MUNGER CT, MURRAY WN, NASH J, OGREN H, OSHAUGHNESSY KF, PARKER SI, PECK C, PERL ML, PERRIER F, PETRADZA M, PITTHAN R, PORTER FC, RANKIN P, RILES K, ROUSE FR, RUST DR, SADROZINSKI HFW, SCHAAD MW, SCHUMM BA, SEIDEN A, SMITH JG, SNYDER A, SODERSTROM E, STOKER DP, STROYNOWSKI R, SWARTZ M, THUN R, TRILLING GH, VANKOOTEN R, VORUGANTI P, WAGNER SR, WATSON S, WEBER P, WEIGEND A, WEINSTEIN AJ, WEIR AJ, WICKLUND E, WOODS M, WU DY, YURKO M, ZACCARDELLI C, VONZANTHIER Cet al., 1989,

    MEASUREMENT OF Z DECAYS INTO LEPTON PAIRS

    , PHYSICAL REVIEW LETTERS, Vol: 63, Pages: 2780-2783, ISSN: 0031-9007
  • Journal article
    Albrecht H, Gläser R, Harder G, Krüger A, Nippe A, Oest T, Reidensbach M, Schäfer M, Schmidt-Parzelfall W, Schröder H, Schulz HD, Sefkow F, Wurth R, Apphn RD, Drescher A, Hast C, Herrera G, Kolanoski H, Lange A, Lindner A, Mankel R, Scheck H, Schweda G, Spaan B, Walther A, Wegener D, Paulini M, Reim K, Volland U, Wegener H, Funk W, Stiewe J, Werner S, Ball S, Gabriel JC, Geyer C, Hölscher A, Hofmann W, Holzer B, Khan S, Spengler J, Charlesworth CEK, Edwards KW, Frisken WR, Kapitza H, Krieger P, Kutschke R, Macfarlane DB, McLean KW, Orr RS, Parsons JA, Pater PM, Prentice JD, Seidel SC, Swain JD, Tsipolitis G, Yoon TS, Davis R, Ruf R, Schael S, Schubert KR, Strahl K, Waldi R, Weseler S, VoštJančič B, Kernel G, Križan P, Križnič E, Pleško M, Cronström HI, Jönsson L, Nilsson AW, Babaev A, Danilov M, Fominykh B, Golutvin A, Gorelov I, Lubimov V, Rostovtsev A, Semenov A, Semenov S, Shevchenko V, Soloshenko V, Tchistilin V, Tichomirov I, Zaitsev Y, Childers R, Darden CWet al., 1989,

    Measurement of the lifetime ratio τ(B=) τ(B0)

    , Physics Letters B, Vol: 232, Pages: 554-560, ISSN: 0370-2693

    Using the ARGUS detector at the e<sup>+</sup>e<sup>-</sup> storage ring DORIS II the ratio of semileptonic branching ratios of B<sup>+</sup> and B<sup>0</sup> mesons has been determined by comparing the yields of D<sup>0</sup>, D<sup>-</sup>, and D<sup>*</sup>(2010)<sup>-</sup> mesons in semileptonic B decays. We derive the lifetime ratio τ(B<sup>+</sup>) τ(B<sup>0</sup>)=1.00∓0.23±0.14. © 1989.

  • Journal article
    Albrecht H, Gläser R, Harder G, Krüger A, Nippe A, Oest T, Reidenbach M, Schäfer M, Schmidt-Parzefall W, Schröder H, Schulz HD, Sefkow F, Wurth R, Appuhn RD, Drescher A, Hast C, Herrera G, Kolanoski H, Lange A, Lindner A, Mankel R, Scheck H, Schweda G, Spaan B, Walther A, Wegener D, Paulini M, Reim K, Volland U, Wegener H, Funk W, Stiewe J, Werner S, Ball S, Gabriel JC, Geyer C, Hölscher A, Hofmann W, Holzer B, Khan S, Spengler J, Charlesworth CEK, Edwards KW, Frisken WR, Kapitza H, Krieger P, Kutschke R, Macfarlane DB, McLean KW, Orr RS, Parsons JA, Patel PM, Prentice JD, Seidel SC, Swain JD, Tsipolitis G, Yoon TS, Davis R, Ruf T, Schael S, Schubert KR, Strahl K, Waldi R, Weseler S, Boštjančič B, Kernel G, Križan P, Križnič E, Pleško M, Cronström HI, Jönsson L, Nilsson AW, Babaev A, Danilov M, Fominykh B, Golutvin A, Gorelov I, Lubimov V, Rostovtsev A, Semenov A, Semenov S, Shevchenko V, Soloshenko V, Tchistilin V, Tichomirov I, Zaitsev Y, Childers R, Darden CWet al., 1989,

    Resonance decomposition of the D*(2420)0 through a decay angular analysis

    , Physics Letters B, Vol: 232, Pages: 398-404, ISSN: 0370-2693

    Using data collected with the ARGUS detector, we have performed a decay angular analysis of the enhancement, previously known as the D<sup>*</sup> (2420), seen in the final state D<sup>*</sup>(2010)<sup>+</sup>π<sup>-</sup>. We thereby exhibit that the observed broad structure is actually due to two relatively narrow resonances, one of which is identified as the D<sup>*</sup>(2459)<sup>0</sup>, while the massof the other is measured to be (2414±2±5) MeV/c<sup>2</sup>. The results of the analysis are in good agreement with the interpretation of the two states as L=1 D mesons of spin-parities 2<sup>+</sup> and 1<sup>+</sup> respectively. © 1989.

  • Journal article
    ABRAMS GS, ADOLPHSEN CE, AVERILL D, BALLAM J, BARISH BC, BARKLOW T, BARNETT BA, BARTELT J, BETHKE S, BLOCKUS D, BONVICINI G, BOYARSKI A, BRABSON B, BREAKSTONE A, BULOS F, BURCHAT PR, BURKE DL, CENCE RJ, CHAPMAN J, CHMEISSANI M, CORDS D, COUPAL DP, DAUNCEY P, DESTAEBLER HC, DORFAN DE, DORFAN JM, DREWER DC, ELIA R, FELDMAN GJ, FERNANDES D, FIELD RC, FORD WT, FORDHAM C, FREY R, FUJINO D, GAN KK, GERO E, GIDAL G, GLANZMAN T, GOLDHABER G, CADENAS JJG, GRATTA G, GRINDHAMMER G, GROSSEWIESMANN P, HANSON G, HARR R, HARRAL B, HARRIS FA, HAWKES CM, HAYES K, HEARTY C, HEUSCH CA, HILDRETH MD, HIMEL T, HINSHAW DA, HONG SJ, HUTCHINSON D, HYLEN J, INNES WR, JACOBSEN RG, JAROS JA, JUNG CK, KADYK JA, KENT J, KING M, KLEIN SR, KOETKE DS, KOMAMIYA S, KOSKA W, KOWALSKI LA, KOZANECKI W, KRAL JF, KUHLEN M, LABARGA L, LANKFORD AJ, LARSEN RR, LEDIBERDER F, LEVI ME, LITKE AM, LOU XC, LUTH V, MCKENNA JA, MATTHEWS JAJ, MATTISON T, MILLIKEN BD, MOFFEIT KC, MUNGER CT, MURRAY WN, NASH J, OGREN H, OSHAUGHNESSY KF, PARKER SI, PECK C, PERL ML, PERRIER F, PETRADZA M, PITTHAN R, PORTER FC, RANKIN P, RILES K, ROUSE FR, RUST DR, SADROZINSKI HFW, SCHAAD MW, SCHUMM BA, SEIDEN A, SMITH JG, SNYDER A, SODERSTROM E, STOKER DP, STROYNOWSKI R, SWARTZ M, THUN R, TRILLING GH, VANKOOTEN R, VORUGANTI P, WAGNER SR, WATSON S, WEBER P, WEIGEND A, WEINSTEIN AJ, WEIR AJ, WICKLUND E, WOODS M, WU DY, YURKO M, ZACCARDELLI C, VONZANTHIER Cet al., 1989,

    SEARCHES FOR NEW QUARKS AND LEPTONS PRODUCED IN Z-BOSON DECAY

    , PHYSICAL REVIEW LETTERS, Vol: 63, Pages: 2447-2451, ISSN: 0031-9007
  • Journal article
    DECAMP D, DESCHIZEAUX B, LEES JP, MINARD MN, CRESPO JM, DELFINO M, FERNANDEZ E, MARTINEZ M, MIQUEL R, MIR ML, ORTEU S, PACHECO A, PERLAS JA, TUBAU E, CATANESI MG, DEPALMA M, FARILLA A, IASELLI G, MAGGI G, MASTROGIACOMO A, NATALI S, NUZZO S, RANIERI A, RASO G, ROMANO F, RUGGIERI F, SELVAGGI G, SILVESTRIS L, TEMPESTA P, ZITO G, CHEN Y, HUANG D, LIN J, RUAN T, WANG T, WU W, XIE Y, XU D, XU R, ZHANG J, ZHAO W, ALBRECHT H, BIRD F, BLUCHER E, CHARITY T, DREVERMANN H, GARRIDO L, GRAB C, HAGELBERG R, HAYWOOD S, JOST B, KASEMANN M, KELLNER G, KNOBLOCH J, LACOURT A, LEHRAUS I, LOHSE T, LUKE D, MARCHIORO A, MATO P, MAY J, MERTENS V, MINTEN A, MIOTTO A, PALAZZI P, PEPEALTARELLI M, RANJARD F, RICHSTEIN J, ROTH A, ROTHBERG J, ROTSCHEIDT H, VONRUDEN W, SCHLATTER D, STDENIS R, TAKASHIMA M, TALBY M, TAUREG H, TEJESSY W, WACHSMUTH H, WHEELER S, WIEDENMANN W, WITZELING W, WOTSCHACK J, AJALTOUNI Z, BARDADINOTWINOWSKA M, FALVARD A, GAY P, HENRARD P, JOUSSET J, MICHEL B, MONTRET JC, PALLIN D, PERRET P, PRAT J, PRORIOL J, PRULHIERE F, BERTELSEN H, HANSEN F, HANSEN JR, HANSEN JD, HANSEN PH, LINDAHL A, MADSEN B, MOLLERUD R, NILSSON BS, PETERSEN G, SIMOPOULOU E, VAYAKI A, BADIER J, BERNARD D, BLONDEL A, BONNEAUD G, BOUROTTE J, BRAEMS F, BRIENT JC, CIOCCI MA, FOUQUE G, GUIRLET R, MINE P, ROUGE A, RUMPF M, VIDEAU H, VIDEAU I, ZWIERSKI D, CANDLIN DJ, CONTI A, PARRINI G, CORDEN M, GEORGIOPOULOS C, GOLDMAN JH, IKEDA M, LEVINTHAL D, LANNUTTI J, MERMIKIDES M, SAWYER L, ANTONELLI A, BALDINI R, BENCIVENNI G, BOLOGNA G, BOSSI F, CAMPANA P, CAPON G, CHIARELLA V, DENINNO G, DETTORREPIAZZOLI B, FELICI G, LAURELLI P, MANNOCCHI G, MURTAS F, MURTAS GP, NICOLETTI G, PICCHI P, ZOGRAFOU P, ALTOON B, BOYLE O, FLAVELL AJ, HALLEY AW, TENHAVE I, HEARNS JA, HUGHES IS, LYNCH JG, MARTIN DJ, ONEILL R, RAINE C, SCARR JM, SMITH K, THOMPSON AS, BRANDL B, BRAUN O, GEIGES R, GEWENIGER C, HANKE P, HEPP V, KLUGE EE, MAUMARY Y, PANTER M, PUTZER A, RENSCH B, STAHL A, TITTEL K, WUNSCH M, BARBER GJ, BELK AT, BEUSELINCK R, BINNIEet al., 1989,

    DETERMINATION OF THE NUMBER OF LIGHT NEUTRINO SPECIES

    , PHYSICS LETTERS B, Vol: 231, Pages: 519-529, ISSN: 0370-2693
  • Journal article
    ABRAMS GS, ADOLPHSEN CE, AVERILL D, BALLAM J, BARISH BC, BARKLOW T, BARNETT BA, BARTELT J, BETHKE S, BLOCKUS D, BONVICINI G, BOYARSKI A, BRABSON B, BREAKSTONE A, BROM JM, BULOS F, BURCHAT PR, BURKE DL, CENCE RJ, CHAPMAN J, CHMEISSANI M, CORDS D, COUPAL DP, DAUNCEY P, DESTAEBLER HC, DORFAN DE, DORFAN JM, DREWER DC, ELIA R, FELDMAN GJ, FERNANDES D, FIELD RC, FORD WT, FORDHAM C, FREY R, FUJINO D, GAN KK, GERO E, GIDAL G, GLANZMAN T, GOLDHABER G, CADENAS JJG, GRATTA G, GRINDHAMMER G, GROSSEWIESMANN P, HANSON G, HARR R, HARRAL B, HARRIS FA, HAWKES CM, HAYES K, HEARTY C, HEUSCH CA, HILDRETH MD, HIMEL T, HINSHAW DA, HONG SJ, HUTCHINSON D, HYLEN J, INNES WR, JACOBSEN RG, JAROS JA, JUNG CK, KADYK JA, KENT J, KING M, KLEIN SR, KOETKE DS, KOMAMIYA S, KOSKA W, KOWALSKI LA, KOZANECKI W, KRAL JF, KUHLEN M, LABARGA L, LANKFORD AJ, LARSEN RR, LEDIBERDER F, LEVI ME, LITKE AM, LOU XC, LUTH V, MCKENNA JA, MATTHEWS JAJ, MATTISON T, MILLIKEN BD, MOFFEIT KC, MUNGER CT, MURRAY WN, NASH J, OGREN H, OSHAUGHNESSY KF, PARKER SI, PECK C, PERL ML, PERRIER F, PETRADZA M, PITTHAN R, PORTER FC, RANKIN P, RILES K, ROUSE FR, RUST DR, SADROZINSKI HFW, SCHAAD MW, SCHUMM BA, SEIDEN A, SMITH JG, SNYDER A, SODERSTROM E, STOKER DP, STROYNOWSKI R, SWARTZ M, THUN R, TRILLING GH, VANKOOTEN R, VORUGANTI P, WAGNER SR, WATSON S, WEBER P, WEIGEND A, WEINSTEIN AJ, WEIR AJ, WICKLUND E, WOODS M, WU DY, YURKO M, ZACCARDELLI C, VONZANTHIER Cet al., 1989,

    MEASUREMENTS OF Z-BOSON RESONANCE PARAMETERS IN E+E- ANNIHILATION

    , PHYSICAL REVIEW LETTERS, Vol: 63, Pages: 2173-2176, ISSN: 0031-9007
  • Conference paper
    BROOKS CB, BULLOCK FW, CASHMORE RJ, DEVENISH RC, FOSTER B, FRASER TJ, GIBSON MD, GILMORE RS, GINGRICH D, HARNEW N, HART JC, HEATH GP, HIDDLESTON J, HOLMES AR, JAMDAGNI AK, JONES TW, LLEWELLYN TJ, LONG KR, LUSH GJ, MALOS J, MARTIN NC, MCARTHUR I, MCCUBBIN NA, MCQUILLAN D, MILLER DB, MOBAYYEN MM, MORGADO C, NASH J, NIXON G, PARHAM AG, PAYNE BT, ROBERTS JHC, SALMON G, SAXON DH, SEPHTON AJ, SHAW D, SHAW TB, SHIELD PD, SHULMAN J, SILVESTER I, SMITH S, STRACHAN DE, TAPPER RJ, TKACZYK SM, TOUDUP LW, WALLIS EW, WASTIE R, WELLS J, WHITE DJ, WILSON FF, YEO KLet al., 1989,

    DEVELOPMENT OF THE ZEUS CENTRAL TRACKING DETECTOR

    , 5TH INTERNATIONAL WIRE CHAMBER CONF, Publisher: ELSEVIER SCIENCE BV, Pages: 477-483, ISSN: 0168-9002
  • Journal article
    Albrecht H, Gläser R, Harder G, Krüger A, Nippe A, Oest T, Reidenbach M, Schäfer M, Schmidt-Parzefall W, Schröder H, Schulz HD, Sefkow F, Wurth R, Appuhn RD, Drescher A, Hast C, Herrera G, Kolanoski H, Lange A, Lindner A, Mankel R, Scheck H, Schweda G, Spaan B, Walther A, Wegener D, Paulini M, Reim K, Volland U, Wegener H, Funk W, Stiewe J, Werner S, Ball S, Gabriel JC, Geyer C, Hölscher A, Hofmann W, Holzer B, Khan S, Spengler J, Charlesworth CEK, Edwards KW, Frisken WR, Kapitza H, Krieger P, Kutschke R, MacFarlane DB, McLean KW, Orr RS, Parsons JA, Patel PM, Prentice JD, Seidel SC, Swain JD, Tsipolitis G, Yoon TS, Davis R, Ruf T, Schael S, Schubert KR, Strahl K, Waldi R, Weseler S, Boštjančič B, Kernel G, Križan P, Križnič E, Pleško M, Cronström HI, Jönsson L, Nilsson AW, Babaev A, Danilov M, Fominykh B, Golutvin A, Gorelov I, Lubimov V, Rostovtsev A, Semenov A, Semenov S, Shevchenko V, Soloshenko V, Tchistilin V, Tichomirov I, Zaitsev Y, Childers R, Darden CWet al., 1989,

    Observation of the charged isospin partner of the D*(2459)0

    , Physics Letters B, Vol: 231, Pages: 208-212, ISSN: 0370-2693

    Using the ARGUS detector at the DORIS II e<sup>+</sup>e<sup>-</sup> storage ring at DESY, we have observed a new charmed meson of mass (2469±4±6) MeV/c<sup>2</sup>, decaying to D<sup>0</sup>π<sup>+</sup>. This state is a strong candidate for the charged isospin partner of the D<sup>*</sup>(2459)<sup>0</sup> . The isospin mass splitting is measured to be (14±5±8) MeV/c<sup>2</sup>. © 1989.

  • Journal article
    Albrecht H, Gläser R, Harder G, Krüger A, Nippe A, Oest T, Reidenbach M, Schäfer M, Schmidt-Parzefall W, Schröder H, Schulz HD, Sefkow F, Wurth R, Appuhn RD, Drescher A, Hast C, Herrera G, Kolanoski H, Lange A, Lindner A, Mankel R, Scheck H, Schweda G, Spaan B, Walther A, Wegener D, Paulini M, Reim K, Volland U, Wegener H, Funk W, Stiewe J, Werner S, Ball S, Gabriel JC, Geyer C, Hölscher A, Hofmann W, Holzer B, Khan S, Spengler J, Charlesworth CEK, Edwards KW, Frisken WR, Kapitza H, Krieger P, Kutschke R, Macfarlane DB, McLean KW, Orr RS, Parsons JA, Patel PM, Prentice JD, Seidel SC, Swain JD, Tsipolitis G, Yoon TS, Davis R, Ruf T, Schael S, Schubert KR, Strahl K, Waldi R, Weseler S, Boštjančič B, Kernel G, Križan P, Križnič E, Pleško M, Cronström HI, Jönsson L, Nilsson AW, Babaev A, Danilov M, Fominykh B, Golutvin A, Gorelov I, Lubimov V, Rostovtsev A, Semenov A, Semenov S, Shevchenko V, Soloshenko V, Tchistilin V, Tichomirov I, Zaitsev Y, Childers R, Darden CWet al., 1989,

    Observation of a new charmed-strange meson

    , Physics Letters B, Vol: 230, Pages: 162-168, ISSN: 0370-2693

    Using the ARGUS detector at the DORIS II e<sup>+</sup>e<sup>-</sup> storage ring at DESY, we have obtained evidence for a new charmed-strange meson which decays into D<sup>*+</sup>K<sup>0</sup>. Its mass is observed to be 2535.9±0.6±2.0 MeV/c<sup>2</sup> and its width to be less than 4.6 MeV/c<sup>2</sup> at the 90% confidence level. No structure is observed at this mass in the D<sup>+</sup>K<sup>0</sup> invariant mass spectrum, which suggests that an unnatural spin-parity is preferred. © 1989.

  • Journal article
    Albrecht H, Gläser R, Harder G, Krüger A, Nippe A, Oest T, Reidenbach M, Schäfer M, Schmidt-Parzefall W, Schröder H, Schulz HD, Sefkow F, Wurth R, Appuhn RD, Drescher A, Hast C, Herrera G, Kamp D, Kolanoski H, Lange A, Lindner A, Mankel R, Scheck H, Schweda G, Spaan B, Walther A, Wegener D, Paulini M, Reim K, Volland U, Wegener H, Funk W, Stiewe J, Werner S, Gabriel JC, Hölscher A, Hofmann W, Khan S, Spengler J, Charlesworth CEK, Edwards KW, Frisken WR, Kapitza H, Kutschke R, Macfarlane DB, McLean KW, Orr RS, Parsons JA, Patel PM, Prentice JD, Seidel SC, Swain JD, Tsipolitis G, Yoon TS, Ball S, Davis R, Kwak N, Ruf T, Schael S, Schubert KR, Strahl K, Waldi R, Weseler S, Boštjančič B, Kernel G, Križan P, Križnič E, Pleško M, Cronström HI, Jönsson L, Nilsson AW, Babaev A, Danilov M, Fominykh B, Golutvin A, Gorelov I, Lubimov V, Rostovtsev A, Semenov A, Semenov S, Shevchenko V, Soloshenko V, Tchistilin V, Tichomirov I, Zaitsev Y, Childers R, Darden CWet al., 1989,

    Observation of Δ(1232)++ production in e+e- annihilations around 10 GeV

    , Physics Letters B, Vol: 230, Pages: 169-174, ISSN: 0370-2693

    We report on the first observation of Δ(1232)<sup>++</sup> and Δ(1232)<sup>++</sup> baryons in e<sup>+</sup>e<sup>-</sup> annihilation at energies around 10 GeV, using the ARGUS detector at DORIS II. The sum of the rates of Δ<sup>++</sup> and Δ<sup>++</sup> per hadronic event in the continuum is measured to be 0.040±0.008±0.006, and the rate in direct {A figure is presented}(1S) decays is 0.124±0.016±0.015. The momentum spectrum of Δ<sup>++</sup> baryons in direct {A figure is presented}(1S) decays has been measured. © 1989.

  • Journal article
    Albrecht H, Gläser R, Harder G, Krüger A, Nippe A, Oest T, Reidenbach M, Schäfer M, Schmidt-Parzefall W, Schröder H, Schulz HD, Sefkow F, Wurth R, Appuhn RD, Drescher A, Hast C, Herrera G, Kolanoski H, Lange A, Lindner A, Mankel R, Scheck H, Schweda G, Spaan B, Walther A, Wegener D, Paulini M, Reim K, Volland U, Wegener H, Funk W, Stiewe J, Werner S, Ball S, Gabriel JC, Geyer C, Hölscher A, Hofmann W, Holzer B, Khan S, Spengler J, Charlesworth CEK, Edwards KW, Frisken WR, Kapitza H, Krieger P, Kutschke R, MacFarlane DB, McLean KW, Orr RS, Parsons JA, Patel PM, Prentice JD, Seidel SC, Swain JD, Tsipolitis G, Yoon TS, Davis R, Ruf T, Schael S, Schubert KR, Strahl K, Waldi R, Weseler S, Boštjančič B, Kernel G, Križan P, Križnič E, Pleško M, Cronström HI, Jönsson L, Nilsson AW, Babaev A, Danilov M, Fominykh B, Golutvin A, Gorelov I, Lubimov V, Rostovtsev A, Semonov A, Semenov S, Shevchenko V, Soloshenko V, Tchistilin V, Tichomirov I, Zaitsev Y, Childers R, Darden CWet al., 1989,

    Search for b→sγ in exclusive decays of B mesons

    , Physics Letters B, Vol: 229, Pages: 304-308, ISSN: 0370-2693

    Using the ARGUS detector at the e<sup>+</sup>e<sup>-</sup> storage ring DORIS II at DESY, a search for decays B→K<sup>*</sup>γ has been performed where K<sup>*</sup> represents seven different K mesons. No evidence for such decays has been found, and upper limits are quoted. These provide valuable constraints on the top quark mass, the Higgs sector of the standard model, and a variety of extensions thereto. © 1989.

  • Journal article
    ABRAMS GS, ADOLPHSEN CE, ALEKSAN R, ALEXANDER JP, AVERILL D, BALLAM J, BARISH BC, BARKLOW T, BARNETT BA, BARTELT J, BETHKE S, BLOCKUS D, DEBOER W, BONVICINI G, BOYARSKI A, BRABSON B, BREAKSTONE A, BROM JM, BULOS F, BURCHAT PR, BURKE DL, CENCE RJ, CHAPMAN J, CHMEISSANI M, CORDS D, COUPAL DP, DAUNCEY P, DESTAEBLER HC, DORFAN DE, DORFAN JM, DRELL PS, DREWER DC, ELIA R, FAY J, FELDMAN GJ, FERNANDES D, FIELD RC, FORD WT, FORDHAM C, FREY R, FUJINO D, GAN KK, GERO E, GIDAL G, GLANZMAN T, GOLDHABER G, CADENAS JJG, GRATTA G, GRINDHAMMER G, GROSSEWIESMANN P, HANSON G, HARR R, HARRAL B, HARRIS FA, HAWKES CM, HAYES K, HEARTY C, HERRUP D, HEUSCH CA, HILDRETH MD, HIMEL T, HINSHAW DA, HOLMGREN SO, HONG SJ, HUTCHINSON D, HYLEN J, INNES WR, JACOBSEN RG, JAFFRE M, JAROS JA, JUNG CK, KADYK JA, KARLEN D, KENT J, KING M, KLEIN SR, KOETKE DS, KOMAMIYA S, KOSKA W, KOWALSKI LA, KOZANECKI W, KRAL JF, KUHLEN M, LABARGA L, LANKFORD AJ, LARSEN RR, LEDIBERDER F, LEVI ME, LITKE AM, LUTH V, LYNCH GR, MCKENNA JA, MATTHEWS JAJ, MATTISON T, MILLIKEN BD, MOFFEIT KC, MUNGER CT, MURRAY WN, NASH J, NITZ D, OGREN H, ONG RA, OSHAUGHNESSY KF, PARKER SI, PECK C, PERL ML, PERRIER F, PETERSEN A, PETRADZA M, PITTHAN R, PORTER FC, RANKIN P, RICHMAN JD, RILES K, ROUSE FR, RUST DR, SADROZINSKI HFW, SCHAAD MW, SCHALK TL, SCHUMM BA, SCHWARZ AS, SEIDEN A, SMITH JG, SNYDER A, SODERSTROM E, STOKER DP, STROYNOWSKI R, SWARTZ M, THUN R, TRILLING GH, VANKOOTEN R, VORUGANTI P, WAGNER SR, WATSON S, WEBER P, WEIGEND A, WEINSTEIN AJ, WEIR AJ, WICKLUND E, WOLF RC, WOOD DR, WOODS M, WORMSER G, WRIGHT R, WU DY, YURKO M, ZACCARDELLI C, VONZANTHIER Cet al., 1989,

    1ST MEASUREMENTS OF HADRONIC DECAYS OF THE Z-BOSON

    , PHYSICAL REVIEW LETTERS, Vol: 63, Pages: 1558-1561, ISSN: 0031-9007
  • Journal article
    Albrecht H, Gläser R, Harder G, Krüger A, Nippe A, Oest T, Reidenbach M, Schäfer M, Schmidt-Parzefall W, Schröder H, Schulz HD, Sefkow F, Wurth R, Appuhn RD, Drescher A, Hast C, Herrera G, Kolanoski H, Lange A, Lindner A, Mankel R, Scheck H, Schweda G, Spaan B, Walther A, Wegener D, Paulini M, Reim K, Volland U, Wegener H, Funk W, Stiewe J, Werner S, Ball S, Gabriel JC, Geyer C, Hölscher A, Hofmann W, Holzer B, Khan S, Spengler J, Charlesworth CEK, Edwards KW, Frisken WR, Kapitza H, Krieger P, Kutschke R, MacFarlane DB, McLean KW, Orr RS, Parsons JA, Patel PM, Prentice JD, Seidel SC, Swain JD, Tsipolitis G, Yoon TS, Davis R, Ruf T, Schael S, Schubert KR, Strahl K, Waldi R, Weseler S, Boštjančič B, Kernel G, Križan P, Križnič E, Pleško M, Cronström HI, Jönsson L, Nilsson AW, Babaev A, Danilov M, Fominykh B, Golutvin A, Gorelov I, Lubimov V, Rostovtsev A, Semenov A, Semenov S, Shevchenko V, Soloshenko V, Tchistilin V, Tichomirov I, Zaitsev Y, Childers R, Darden CWet al., 1989,

    Measurement of the decay B0→D-ℓ+ν

    , Physics Letters B, Vol: 229, Pages: 175-180, ISSN: 0370-2693

    Using the ARGUS detector at the e<sup>+</sup>e<sup>-</sup> storage ring DORIS II, we have investigated the decay B<sup>0</sup>→D<sup>-</sup>ℓ<sup>+</sup>ν, where ℓ<sup>+</sup> is e<sup>+</sup> or μ<sup>+</sup>. The B<sup>0</sup> mesons were produced in 150 000 Υ{hooked}(4S) decays. Assuming electron-muon universality we obtain a branching ratio BR(B<sup>0</sup>→D<sup>-</sup>e<sup>+</sup>ν)=BR(B<sup>0</sup> →D<sup>-</sup>μ<sup>+</sup>ν)=(1.8±0.6±0.5)%. © 1989.

  • Journal article
    ABRAMS G, ADOLPHSEN CE, AKERLOF C, ALEXANDER JP, ALVAREZ M, AVERILL D, BADEN AR, BALLAM J, BARISH BC, BARKLOW T, BARNETT BA, BARTELT J, BLOCKUS D, DEBOER W, BONVICINI G, BOSWELL C, BOYARSKI A, BOYER J, BRABSON B, BRAUNE K, BREAKSTONE A, BROM JM, BULOS F, BURCHAT PR, BURKE DL, BUTLER F, CALVINO F, CENCE RJ, CHAPMAN J, CHMEISSANI M, CORDS D, COUPAL DP, DAUNCEY P, DESTAEBLER HC, DORFAN DE, DORFAN JM, DRELL PS, DREWER DC, FAY J, FELDMAN GJ, FERNANDES D, FERNANDEZ E, FIELD RC, FORD WT, FORDHAM C, FREY R, FUJINO D, GAN KK, GATTO C, GERO E, GIDAL G, GLANZMAN T, GOLDHABER G, CADENAS JJG, GONG X, GRATTA G, GREEN A, GROSSEWIESMANN P, HAGGERTY J, HANSON G, HARR R, HARRAL B, HARRIS FA, HAWKES CM, HAYES K, HEARTY C, HERRUP D, HEUSCH CA, HIMEL T, HINSHAW DA, HOENK M, HOLMGREN SO, HONG SJ, HUTCHINSON D, HYLEN J, INNES WR, JACOBSEN RG, JAFFRE M, JAROS JA, JUNG CK, JURICIC I, KADYK JA, KARLEN D, KENT J, KING M, KLEIN SR, KOEPKE L, KOETKE D, KOIDE A, KOMAMIYA S, KOSKA W, KOWALSKI LA, KOZANECKI W, KRAL JF, KUHLEN M, LABARGA L, LANKFORD AJ, LARSEN RR, LEVI ME, LI Z, LITKE AM, LUTH V, LYNCH GR, MCKENNA JA, MATTHEWS JAJ, MATTISON T, MILLIKEN BD, MOFFEIT KC, MULLER L, MUNGER CT, MURRAY WN, NASH J, NELSON ME, NITZ D, OGREN H, ONG RA, OSHAUGHNESSY KF, PARKER SI, PECK C, PERL J, PERL ML, PERRIER F, PETERSEN A, PETRADZA M, PITTHAN R, PORTER FC, RANKIN P, RICHMAN JD, RILES K, ROUSE FR, RUST DR, SADROZINSKI HFW, SCHAAD MW, SCHMIDKE WB, SCHUMM BA, SCHWARZ AS, SEIDEN A, SMITH JG, SNYDER A, SODERSTROM E, STOKER DP, STROYNOWSKI R, SWARTZ M, TAYLOR RE, THUN R, TRILLING GH, TSCHIRHART R, TURALA M, VANKOOTEN R, VEJCIK S, VELTMAN H, VORUGANTI P, WAGNER SR, WATSON S, WEBER P, WEIGEND A, WEINSTEIN AJ, WEIR AJ, WEISZ S, WHITE SL, WICKLUND E, WOLF RC, WOOD DR, WOODS M, WORMSER G, WRIGHT R, WU DY, YURKO M, ZACCARDELLI C, VONZANTHIER Cet al., 1989,

    THE MARK-II DETECTOR FOR THE SLC

    , NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, Vol: 281, Pages: 55-80, ISSN: 0168-9002
  • Journal article
    ABRAMS GS, ADOLPHSEN CE, ALEKSAN R, ALEXANDER JP, ALLEN MA, ATWOOD WB, AVERILL D, BALLAM J, BAMBADE P, BARISH BC, BARKLOW T, BARNETT BA, BARTELT J, BETHKE S, BLOCKUS D, DEBOER W, BONVICINI G, BOYARSKI A, BRABSON B, BREAKSTONE A, BREIDENBACH M, BROM JM, BROWN JL, BROWN KL, BULOS F, BURCHAT PR, BURKE DL, CENCE RJ, CHAPMAN J, CHMEISSANI M, CLENDENIN J, CORDS D, COUPAL DP, DAUNCEY P, DEAN NR, DESTAEBLER HC, DORFAN DE, DORFAN JM, DRELL PS, DREWER DC, DYDAK F, ECKLUND S, ELIA R, ERICKSON RA, FAY J, FELDMAN GJ, FERNANDES D, FIELD RC, FIEGUTH TH, FISCHER GE, FORD WT, FORDHAM C, FREY R, FUJINO D, GAN KK, GATTO C, GERO E, GIDAL G, GLANZMAN T, GOLDHABER G, CADENAS JJG, GRATTA G, GRINDHAMMER G, GROSSEWIESMANN P, HANSON G, HARR R, HARRAL B, HARRIS FA, HAWKES CM, HAYES K, HEARTY C, HERRUP D, HEUSCH CA, HILDRETH MD, HIMEL T, HINSHAW DA, HOLMGREN SO, HONG SJ, HUTCHINSON D, HUTTON A, HYLEN J, INNES WR, JACOBSEN RG, JAFFRE M, JAROS JA, JOBE RK, JUNG CK, KADYK JA, KARLEN D, KENT J, KING M, KLEIN SR, KOETKE DS, KOMAMIYA S, KOSKA W, KOWALSKI LA, KOZANECKI W, KRAL JF, KUHLEN M, KULIKOV AV, LABARGA L, LANKFORD AJ, LARSEN RR, LEDIBERDER F, LEVI ME, LITKE AM, LOHSE T, LUTH V, LYNCH GR, MCKENNA JA, MATTHEWS JAJ, MATTISON T, MILLIKEN BD, MOFFEIT KC, MUNGER CT, MURRAY JJ, MURRAY WN, NASH J, OGREN H, ONG RA, OSHAUGHNESSY KF, PARKER SI, PECK C, PERL ML, PERRIER F, PETERSEN A, PETRADZA M, PHINNEY N, PITTHAN R, PORTER FC, RANKIN P, REES JR, RICHMAN JD, RILES K, RIVKIN L, ROSS MC, ROUSE FR, RUST DR, SADROZINSKI HFW, SCHAAD MW, SCHALK TL, SCHUMM BA, SCHWARZ AS, SEEMAN JT, SEIDEN A, SHEPPARD JC, SMITH JG, SNYDER A, SODERSTROM E, STIENING R, STOKER DP, STROYNOWSKI R, SWARTZ M, THUN R, TOGE N, TRILLING GH, VANKOOTEN R, VORUGANTI P, WAGNER SR, WATSON S, WEBER P, WEIGEND A, WEINSTEIN AJ, WEIR AJ, WHITE SL, WICKLUND E, WOLF RC, WOOD DR, WOODS M, WORMSER G, WRIGHT R, WU DY, YURKO M, ZACCARDELLI C, VONZANTHIER Cet al., 1989,

    INITIAL MEASUREMENTS OF Z-BOSON RESONANCE PARAMETERS IN E+E- ANNIHILATION

    , PHYSICAL REVIEW LETTERS, Vol: 63, Pages: 724-727, ISSN: 0031-9007
  • Journal article
    ALBAJAR C, ALBROW MG, ALLKOFER OC, ANDRIEU B, ANKOVIAK K, APSIMON R, ASTBURY A, AUBERT B, BACCI C, BACON T, BAINS N, BAUER G, BEINGESSNER S, BETTINI A, BEZAGUET A, BIDDULPH P, BOHN H, BOHRER A, BONINO R, BOS K, BOTLO M, BUSCHBECK B, BUSETTO G, CANER A, CASOLI P, CAVANNA F, CENNINI P, CENTRO S, CERADINI F, CHARLTON DG, CIAPETTI G, CITTOLIN S, CLAYTON E, CLINE D, COLAS J, COLAS P, CONTE R, COUGHLAN JA, COX G, DAU D, DEBRION JP, DEGIORGI M, DELLANEGRA M, DEMOULIN M, DENEGRI D, DIBON H, DICIACCIO A, HEDO FJD, DOBRZYNSKI L, DORENBOSCH J, DOWELL JD, EGGERT K, EISENHANDLER E, ELLIS N, ERHARD P, FAISSNER H, FENSOME IF, FERRANDO A, FINCKEKEELER M, FORTSON L, FUESS T, GARVEY J, GEER S, GEISER A, GHIGLINO C, GIRAUDHERAUD Y, GIVERNAUD A, GONIDEC A, GREGORY JM, HAYNES W, HOLTHUIZEN DJ, IKEDA M, JANK W, JIMACK M, JORAT G, JOYCE D, KALMUS PIP, KARIMAKI V, KEELER R, KENYON I, KERNAN A, KHAN A, KIENZLE W, KINNUNEN R, KRAMMER M, KROLL J, KRYN D, LACAVA F, LAMMEL S, LANDON M, LEUCHS R, LEVEGRUN S, LINDGREN M, LINGLIN D, LIPA P, MARKOU C, MARKYTAN M, MARQUINA MA, MAURIN G, MCMAHON S, MENDIBURU JP, MENEGUZZO A, MERLO JP, MEYER T, MOERS T, MOHAMMADI M, MORGAN K, MOSER HG, MOULIN A, MOURS B, MULLER T, NAUMANN L, NEDELEC P, NIKITAS M, NISATI A, NORTON A, ODELL V, PANCHERI G, PAUSS F, PETROLO E, MORTARI GP, PIETARINEN E, PIMIA M, PLACCI A, PORTE JP, PREISCHL M, PROSI R, RADERMACHER E, REDELBERGER T, REITHLER H, REVOL JP, ROBINSON D, RODRIGO T, ROHLF J, RUBBIA C, SAJOT G, SALVINI G, SASS J, SAMYN D, SCHINZEL D, SCHRODER M, SCHWARTZ A, SCOTT W, SEEZ C, SHAH TP, SIOTIS I, SMITH D, SPHICAS P, STUBENRAUCH C, SUMOROK K, SZONCSO F, TAUROK A, TAYLOR L, TENHAVE I, TETHER S, THOMPSON G, TSCHESLOG E, TUOMINIEMI J, VANDEGUCHTE W, VANDIJK A, VENEZIANO S, VIALLE JP, VIRDEE TS, VONSCHLIPPE W, VRANA J, VUILLEMIN V, WACKER K, WALZEL G, WINGERTER I, WU X, WULZ CE, YVERT M, ZACCARDELLI C, ZACHAROV I, ZANELLO L, ZOTTO Pet al., 1989,

    BOSE EINSTEIN CORRELATIONS IN PBARP INTERACTIONS AT SQUARE-ROOT S=0.2 TO 0.9 TEV

    , PHYSICS LETTERS B, Vol: 226, Pages: 410-416, ISSN: 0370-2693
  • Journal article
    BARBER GJ, BELK AT, BEUSELINCK R, BINNIE DM, CAMERON W, CATTANEO M, DORNAN PJ, DUGEAY S, FORTY RW, GARBUTT DA, GENTRY DN, HASSARD JF, HEINSON AP, MACDERMOTT M, MILLER DG, PRICE DR, SEDGBEER JK, WATSON AT, WHITE APet al., 1989,

    PERFORMANCE OF THE 3-DIMENSIONAL READOUT OF THE ALEPH INNER TRACKING CHAMBER

    , NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, Vol: 279, Pages: 212-216, ISSN: 0168-9002
  • Journal article
    ANKOVIAK K, BAUER G, BUCHANAN C, CLINE D, DICIACCIO A, EVANS H, FUESS TA, GEER S, GONIDEC A, GRONBERG J, LINDGREN M, MOHAMMADI M, MUNOZ R, NAUMANN L, RADERMACHER E, REVOL JP, ROHLF J, RUBBIA C, SADOWSKI E, SCHINZEL D, SEEZ C, SEIDL W, STORK D, SUMOROK K, TETHER S, WU Xet al., 1989,

    CONSTRUCTION AND PERFORMANCE OF A POSITION DETECTOR FOR THE UA1 URANIUM-TMP CALORIMETER

    , NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, Vol: 279, Pages: 83-90, ISSN: 0168-9002
  • Journal article
    DAS I, SAMPATHKUMARAN EV, 1989,

    COMPETITION BETWEEN MAGNETISM AND HEAVY FERMION BEHAVIOR IN CE1-XLAXCU3GA2

    , JOURNAL OF PHYSICS-CONDENSED MATTER, Vol: 1, Pages: 3873-3877, ISSN: 0953-8984
  • Journal article
    SUMNER TJ, QUENBY JJ, LIEU R, DANIELS J, WILLINGALE R, MOUSSAS Xet al., 1989,

    SUSCEPTIBILITY OF SOFT-X-RAY GRAZING-INCIDENCE TELESCOPES TO LOW-ENERGY ELECTRONS

    , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, Vol: 238, Pages: 1047-1054, ISSN: 0035-8711
  • Journal article
    Albrecht H, Böckmann P, Gläser R, Harder G, Krüger A, Nippe A, Reidenbach M, Schäfer M, Schmidt-Parzefall W, Schröder H, Schulz HD, Sefkow F, Spengler J, Wurth R, Appuhn RD, Drescher A, Hast C, Herrera G, Kamp D, Kolanoski H, Lindner A, Mankel R, Scheck H, Schweda G, Spaan B, Walther A, Wegener D, Volland U, Wegener H, Funk W, Gabriel JC, Stiewe J, Werner S, Charlesworth CEK, Edwards KW, Frisken WR, Kapitza H, Kutschke R, Macfarlane DB, McLean KW, Nilsson AW, Orr RS, Parsons JA, Patel PM, Prentice JD, Seidel SC, Swain JD, Tsipolitis G, Yoon TS, Ammar R, Ball S, Coppage D, Davis R, Kanekal S, Kwak N, Ruf T, Schael S, Schubert KR, Strahl K, Waldi R, Boštjančič B, Kernel G, Križan P, Križnič E, Plesško M, Cronström HI, Jönsson L, Babaev A, Danilov M, Fominykh B, Golutvin A, Gorelov I, Lubimov V, Rostovtsev A, Semenov A, Semenov S, Shevchenko V, Soloshenko V, Tchistilin V, Tichomirov I, Zaitsev Y, Childers R, Darden CW, Fernholz RCet al., 1989,

    Observation of the D*0(2459) IN e+e- annihilation

    , Physics Letters B, Vol: 221, Pages: 422-426, ISSN: 0370-2693

    Using the ARGUS detector at the DORIS II storage ring at DESY, we have observed a charmed meson of mass (2455±3±5) MeV/c2, decaying to D<sup>+</sup>π<sup>-</sup>. The natural width of this state is determined to be (15<sup>+13+5</sup><inf>-10-10</inf>) MeV c<sup>2</sup>. The fragmentation function is hard, as expected for a leading charmed particle from nonresonant e<sup>+</sup>e<sup>-</sup> annihilation. Analysis of the decay angular distribution supports the hypothesis that the observed state is an L=1 excited charmed meson with spin-parity 2<sup>+</sup>. © 1989.

  • Journal article
    SMITH NJT, PERRETT JC, POMERANTZ MA, HILLAS AM, OGDEN PA, PATEL M, REID RJO, WATSON AAet al., 1989,

    AN EXPERIMENT TO SEARCH FOR ULTRA HIGH-ENERGY GAMMA-RAY SOURCES FROM THE SOUTH-POLE

    , NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, Vol: 276, Pages: 622-627, ISSN: 0168-9002
  • Journal article
    Golutvin AI, Danilov MV, Zaȝtsev YM, 1989,

    B-Meson oscillations

    , Soviet Physics Uspekhi, Vol: 32, Pages: 189-199, ISSN: 0038-5670
  • Journal article
    Albrecht H, Böckmann P, Gläser R, Harder G, Krüger A, Nippe A, Reidenbach M, Schäfer M, Schmidt-Parzefall W, Schröder H, Schulz HD, Sefkow F, Spengler J, Wurth R, Appuhn RD, Drescher A, Hast C, Herrera G, Kamp D, Kolanoski H, Lindner A, Mankel R, Scheck H, Schweda G, Spaan B, Walther A, Wegener D, Volland U, Wegener H, Funk W, Gabriel JC, Stiewe J, Werner S, Charlesworth CEK, Edwards KW, Frisken WR, Kapitza H, Kutschke R, Macfarlane DB, McLean KW, Nilsson AW, Orr RS, Parsons JA, Patel PM, Prentice JD, Seidel SC, Swain JD, Tsipolitis G, Yoon TS, Ammar R, Ball S, Coppage D, Davis R, Kanekal S, Kwak N, Ruf T, Schael S, Schubert KR, Strahl K, Waldi R, Boštjančič B, Kernel G, Križan P, Križnič E, Pleško M, Cronström HI, Jönsson L, Babaev A, Danilov M, Fominykh B, Golutvin A, Gorelov I, Lubimov V, Rostovtsev A, Semenov A, Semenov S, Shevchenko V, Soloshenko V, Tchistilin V, Tichomirov I, Zaitsev Y, Childers R, Darden CW, Fernholz RCet al., 1989,

    Measurement of D*+ polarization in the decay B ̄0 → D*+ℓ-ν

    , Physics Letters B, Vol: 219, Pages: 121-126, ISSN: 0370-2693

    Using the ARGUS detector at the e<sup>+</sup>e<sup>-</sup> storage ring DORIS II, we have measured the average polarization of D<sup>*+</sup> mesons originating from exclusive decays B ̄<sup>0</sup> → D<sup>*+</sup>ℓ<sup>-</sup>ν. By comparing the D<sup>*+</sup> decay angular distribution to a functional form 1 + α cos<sup>2</sup>≡, we determine α to be α=0.7±0.9. This value of α leads to a ratio of longitudinal to transverse decay with Γ<inf>l</inf>/Γ<inf>T</inf>=0.85±0.45, which allows the determination, |V<inf>cb</inf>|=0.052±0.011. The importance of the transverse helicity component is manifested in the q<sup>2</sup> and lepton spectra,which are also presented. © 1989.

  • Journal article
    Albrecht H, Binder U, Böckmann P, Drews G, Gläser R, Harder G, Hasemann H, Krolzig A, Michel E, Reinsch W, Schmidt-Parzefall W, Schröder H, Schulz HD, Selonke F, Steinmann E, Wurth R, Drescher A, Gräwe B, Hofmann W, Kamp D, Markees A, Matthiesen U, Scheck H, Spaan B, Spengler J, Wegener D, Heller R, Schubert KR, Stiewe J, Strahl K, Waldi R, Weseler S, Edwards KW, Frisken WR, Fukunaga C, Gilkinson DJ, Gingrich DM, Goddard M, Kapitza H, Kim PCH, Kutschke R, MacFarlane DB, McKenna JA, McLean KW, Nilsson AW, Orr RS, Padley BP, Patel PM, Prentice JD, Seywerd HCJ, Swain JD, Tsipolitis G, Yoon TS, Yun JC, Ammar R, Coppage D, Davis R, Kanekal S, Kwak N, Jönsson L, Arefiev A, Babaev A, Danilov M, Golutvin A, Lubimov V, Matveev V, Nagovitsin V, Ryltsov V, Semenov A, Semenov Y, Shevchenko V, Soloshenko V, Tchistilin V, Tichomirov I, Zaitsev Y, Childers R, Darden CW, Gennow H, Oku Yet al., 1989,

    Argus: A universal detector at DORIS II

    , Nuclear Inst and Methods in Physics Research A, Vol: 275, Pages: 1-48, ISSN: 0168-9002

    The detector ARGUS has been designed as a universal tool to investigate final states from e<sup>+</sup>e<sup>-</sup> annihilation processes in the energy range of the Υ{hooked} resonances. ARGUS started operation in October 1982 and has since successfully taken data at the Υ{hooked}(1S), Υ{hooked}(2S) and Υ{hooked}(4S) energies, and in the nearby continuum. The detector combines excellent charged particle identification and good photon energy resolution over more than 90% of the full solid angle. A particle originating from the interaction vertex and leaving the beam tube traverses the following components: the vertex drift chamber, the main drift chamber which determines its momentum and specific ionization, the time-of-flight system through which its velocity is determined, and the electromagnetic calorimeter. Muons pass through the magnet coils and the flux return yoke and finally hit the muon chamber system which surrounds the detector. The momentum resolution of ARGUS is σ (p<inf>T</inf>) P<inf>T</inf> = (0.01<sup>2</sup> + (0.009p<inf>T</inf>[GeV/c])<sup>2</sup>)<sup> 1 2</sup>, the photon energy resolution in the barrel shower counters is σ (E) E = ( 0.072<sup>2</sup>+0.065<sup>2</sup> E[GeV])<sup> 1 2</sup>. Combining the information from all p devices, more than 80% of all charged hadrons can be recognized unambiguously. The electron-hadron and muon-hadron rejection rates are 1:200 and 1:50 respectively. © 1989.

  • Journal article
    UBERTINI P, BAZZANO A, SOOD R, STAUBERT R, SUMNER TJ, FRYE Get al., 1989,

    HARD X-RAY-SPECTRUM OF SUPERNOVA 1987A ON DAY 407

    , ASTROPHYS J, Vol: 337, Pages: L19-L22, ISSN: 0004-637X

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