The ratio, ρ, of the real to the imaginary part of the (p)over-barp forward elastic scattering amplitude at √(s)over-bar=1.8 TeV

被引:38
作者
Avila, C [1 ]
Baker, WF
DeSalvo, R
Eartly, DP
Guss, C
Jostlein, H
Mondardini, MR
Orear, J
Pruss, SM
Rubinstein, R
Shukla, S
Turkot, F
机构
[1] Cornell Univ, Ithaca, NY 14853 USA
[2] Univ Los Andes, Bogota, Colombia
[3] Fermilab Natl Accelerator Lab, Batavia, IL 60510 USA
[4] CERN, Geneva, Switzerland
基金
美国国家科学基金会;
关键词
D O I
10.1016/S0370-2693(02)01908-1
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We have measured rho, the ratio of the real to the imaginary part of the (p) over barp forward elastic scattering amplitude, at roots = 1.8 TeV. Our result is rho = 0.132+/-0.056; this can be combined with a previous measurement at the same energy to give rho = 0.135+/-0.044. (C) 2002 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:41 / 44
页数:4
相关论文
共 10 条
[1]   MEASUREMENT OF SMALL-ANGLE ANTIPROTON-PROTON ELASTIC-SCATTERING AT ROOT-S=546 AND 1800 GEV [J].
ABE, F ;
ALBROW, M ;
AMIDEI, D ;
ANWAYWIESE, C ;
APOLLINARI, G ;
ATAC, M ;
AUCHINCLOSS, P ;
AZZI, P ;
BACCHETTA, N ;
BADEN, AR ;
BADGETT, W ;
BAILEY, MW ;
BAMBERGER, A ;
DEBARBARO, P ;
BARBAROGALTIERI, A ;
BARNES, VE ;
BARNETT, BA ;
BAUER, G ;
BAUMANN, T ;
BEDESCHI, F ;
BEHRENDS, S ;
BELFORTE, S ;
BELLETTINI, G ;
BELLINGER, J ;
BENJAMIN, D ;
BENLLOCH, J ;
BENSINGER, J ;
BERETVAS, A ;
BERGE, JP ;
BERTOLUCCI, S ;
BIERY, K ;
BHADRA, S ;
BINKLEY, M ;
BISELLO, D ;
BLAIR, R ;
BLOCKER, C ;
BODEK, A ;
BOLOGNESI, V ;
BOOTH, AW ;
BOSWELL, C ;
BRANDENBURG, G ;
BROWN, D ;
BUCKLEYGEER, E ;
BUDD, HS ;
BUSETTO, G ;
BYONWAGNER, A ;
BYRUM, KL ;
CAMPAGNARI, C ;
CAMPBELL, M ;
CANER, A .
PHYSICAL REVIEW D, 1994, 50 (09) :5518-5534
[2]   MEASUREMENT OF SMALL-ANGLE ANTIPROTON PROTON AND PROTON PROTON ELASTIC-SCATTERING AT THE CERN INTERSECTING STORAGE-RINGS [J].
AMOS, N ;
BLOCK, MM ;
BOBBINK, GJ ;
BOTJE, M ;
FAVART, D ;
LEROY, C ;
LINDE, F ;
LIPNIK, P ;
MATHEYS, JP ;
MILLER, D ;
POTTER, K ;
SHUKLA, S ;
VANDERVELDEWILQUET, C ;
ZUCCHELLI, S .
NUCLEAR PHYSICS B, 1985, 262 (04) :689-714
[3]   MEASUREMENT OF RHO, THE RATIO OF THE REAL TO THE IMAGINARY PART OF THE (P)BAR-P FORWARD ELASTIC-SCATTERING AMPLITUDE, AT ROOT-S = 1.8 TEV [J].
AMOS, NA ;
AVILA, C ;
BAKER, WF ;
BERTANI, M ;
BLOCK, MM ;
DIMITROYANNIS, DA ;
EARTLY, DP ;
ELLSWORTH, RW ;
GIACOMELLI, G ;
GOMEZ, B ;
GOODMAN, JA ;
GUSS, CM ;
LENNOX, AJ ;
MONDARDINI, MR ;
NEGRET, JP ;
OREAR, J ;
PRUSS, SM ;
RUBINSTEIN, R ;
SADR, S ;
SANABRIA, JC ;
SHUKLA, S ;
SPAGNOLI, M ;
VERONESI, I ;
ZUCCHELLI, S .
PHYSICAL REVIEW LETTERS, 1992, 68 (16) :2433-2436
[4]   A PRECISE MEASUREMENT OF THE REAL PART OF THE ELASTIC-SCATTERING AMPLITUDE AT THE S(P)OVER-BARPS [J].
AUGIER, C ;
BERNARD, D ;
BOUROTTE, J ;
BOZZO, M ;
BUENO, A ;
CASES, R ;
DJAMA, F ;
HAGUENAUER, M ;
KUNDRAT, V ;
LOKAJICEK, M ;
MATTHIAE, G ;
MORELLI, A ;
NATALI, F ;
NEMECEK, S ;
NOVAK, M ;
SANCHIS, E ;
SETTE, G ;
SMIZANSKA, M ;
VELASCO, J .
PHYSICS LETTERS B, 1993, 316 (2-3) :448-454
[5]   PREDICTIONS ON THE TOTAL CROSS-SECTION AND REAL PART AT LHC AND SSC [J].
AUGIER, C ;
BOUROTTE, J ;
BOZZO, M ;
BUENO, A ;
CASES, R ;
DJAMA, F ;
HAGUENAUER, M ;
KUNDRAT, V ;
LOKAJICEK, M ;
MATTHIAE, G ;
MORELLI, A ;
NATALI, F ;
NEMECEK, S ;
NOVAK, M ;
SANCHIS, E ;
SETTE, G ;
SMIZANSKA, M ;
VELASCO, J .
PHYSICS LETTERS B, 1993, 315 (3-4) :503-506
[6]   A measurement of the proton-antiproton total cross section at √s = 1.8 TeV [J].
Avila, C ;
Baker, WF ;
DeSalvo, R ;
Eartly, DP ;
Guss, C ;
Jostlein, H ;
Mondardini, MR ;
Orear, J ;
Pruss, SM ;
Rubinstein, R ;
Shukla, S ;
Turkot, F .
PHYSICS LETTERS B, 1999, 445 (3-4) :419-422
[7]   THE CURRENT STATUS OF HIGH-ENERGY ELASTIC-SCATTERING [J].
BLOCK, MM ;
KANG, K ;
WHITE, AR .
INTERNATIONAL JOURNAL OF MODERN PHYSICS A, 1992, 7 (19) :4449-4476
[8]   HOW LARGE IS THE TOTAL CROSS-SECTION AT SUPERCOLLIDER ENERGIES [J].
BLOCK, MM ;
HALZEN, F ;
MARGOLIS, B .
PHYSICAL REVIEW D, 1992, 45 (03) :839-843
[9]   REAL PART OF THE FORWARD ELASTIC NUCLEAR AMPLITUDE FOR PP, PP, PI+-P, PP-P, K+P, AND K-P SCATTERING BETWEEN 70-GEV-C AND 200-GEV-C [J].
FAJARDO, LA ;
MAJKA, R ;
MARX, JN ;
NEMETHY, P ;
ROSSELET, L ;
SANDWEISS, J ;
SCHIZ, A ;
SLAUGHTER, AJ ;
ANKENBRANDT, C ;
ATAC, M ;
BROWN, R ;
ECKLUND, S ;
GOLLON, PJ ;
LACH, J ;
MACLACHLAN, J ;
ROBERTS, A ;
SHEN, G .
PHYSICAL REVIEW D, 1981, 24 (01) :46-65
[10]   COULOMB INTERFERENCE IN HIGH-ENERGY SCATTERING [J].
WEST, GB ;
YENNIE, DR .
PHYSICAL REVIEW, 1968, 172 (05) :1413-&