A NEW EXPERIMENTAL LIMIT ON NEUTRON ANTINEUTRON TRANSITIONS

被引:42
作者
BALDOCEOLIN, M
BENETTI, P
BITTER, T
BOBISUT, F
CALLIGARICH, E
DOLFINI, R
DUBBERS, D
EISERT, F
ELMUZEINI, P
GENONI, M
GIBIN, D
BERZOLARI, AG
GOBRECHT, K
GUGLIELMI, A
KESSLER, M
KINKEL, U
KLEMT, E
LAVEDER, M
LIPPERT, W
MATTIOLI, F
MAURI, F
MEZZETTO, M
PIAZZOLI, A
PUGLIERIN, G
RAPPOLDI, A
RASELLI, GL
SCANNICCHIO, D
SCONZA, A
VASCON, M
VISENTIN, L
WERNER, R
机构
[1] IST NAZL FIS NUCL,PADUA,ITALY
[2] UNIV PAVIA,DIPARTIMENTO FIS NUCL & TEOR,I-27100 PAVIA,ITALY
[3] IST NAZL FIS NUCL,I-27100 PAVIA,ITALY
[4] UNIV HEIDELBERG,INST PHYS,W-6900 HEIDELBERG,GERMANY
[5] INST MAX VON LAUE PAUL LANGEVIN,F-38042 GRENOBLE,FRANCE
关键词
D O I
10.1016/0370-2693(90)90601-2
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
An experiment has been set up at the Institut Laue-Langevin in Grenoble to search for free neutron-antineutron oscillations. No candidate events were observed in the first run of the experiment, providing a lower limit in the oscillation time τnn>107s at 90% CL, which improves the previous experimental limit by an order of magnitude. © 1990.
引用
收藏
页码:95 / 101
页数:7
相关论文
共 22 条
[1]  
AGERON P, COMMUNICATION
[2]   NNBAR MIXING INSIDE NUCLEI [J].
ALBERICO, WM ;
BERNABEU, J ;
BOTTINO, A ;
MOLINARI, A .
NUCLEAR PHYSICS A, 1984, 429 (03) :445-461
[3]  
BALDOCEOLIN M, 1980, P C ASTROPHYSICS ELE, P251
[4]   TEST OF THE QUASIFREE CONDITION IN NEUTRON OSCILLATION EXPERIMENTS [J].
BITTER, T ;
DUBBERS, D .
NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 1985, 239 (03) :461-466
[5]  
BITTER T, 1988, MC STUDY H 53 NEUTRO
[6]   SEARCH FOR FREE NEUTRON-ANTINEUTRON OSCILLATIONS [J].
BRESSI, G ;
CALLIGARICH, E ;
CAMBIAGHI, M ;
DOLFINI, R ;
GENONI, M ;
BERZOLARI, AG ;
LANZA, A ;
LIGUORI, G ;
MAURI, F ;
PIAZZOLI, A ;
RATTI, SP ;
TORRE, P ;
BINI, C ;
CONVERSI, M ;
DEZORZI, G ;
GAUZZI, P ;
MASSA, F ;
ZANELLO, D ;
CARDARELLI, R ;
SANTONICO, R ;
SCANNICCHIO, D ;
TERRANI, M .
ZEITSCHRIFT FUR PHYSIK C-PARTICLES AND FIELDS, 1989, 43 (02) :175-179
[7]  
CAVESTRO A, PD8879 PREPR
[8]   ON THE POSSIBILITY OF AN EXPERIMENTAL SEARCH FOR N-NBAR OSCILLATIONS [J].
CHETYRKIN, KG ;
KAZARNOVSKY, MV ;
KUZMIN, VA ;
SHAPOSHNIKOV, ME .
PHYSICS LETTERS B, 1981, 99 (04) :358-360
[9]   LIMITS ON THE NEUTRON-ANTINEUTRON OSCILLATION TIME FROM THE STABILITY OF NUCLEI [J].
DOVER, CB ;
GAL, A ;
RICHARD, JM .
PHYSICAL REVIEW C, 1985, 31 (04) :1423-1429
[10]   EXPERIMENTAL SEARCH FOR NEUTRON ANTINEUTRON TRANSITIONS WITH FREE NEUTRONS [J].
FIDECARO, G ;
FIDECARO, M ;
LANCERI, L ;
MARCHIORO, A ;
MAMPE, W ;
BALDOCEOLIN, M ;
MATTIOLI, F ;
PUGLIERIN, G ;
BATTY, CJ ;
GREEN, K ;
PROSPER, HB ;
SHARMAN, P ;
PENDLEBURY, JM ;
SMITH, KF .
PHYSICS LETTERS B, 1985, 156 (1-2) :122-128