COMPLETE CHARACTERIZATION OF A QUANTUM PROCESS - THE 2-BIT QUANTUM GATE

Authors
POYATOS JF CIRAC JI ZOLLER P
Citation
Jf. Poyatos et al., COMPLETE CHARACTERIZATION OF A QUANTUM PROCESS - THE 2-BIT QUANTUM GATE, Physical review letters, 78(2), 1997, pp. 390-393
Citations number
11
Categorie Soggetti
Physics
Journal title
Physical review letters → ACNP
ISSN journal
00319007
Volume
78
Issue
2
Year of publication
1997
Pages
390 - 393
Database
ISI
SICI code
0031-9007(1997)78:2<390:CCOAQP>2.0.ZU;2-#
Abstract
We show how to fully characterize a quantum process in an open quantum system. We particularize the procedure to the case of a universal two -qubit gate in a quantum computer. We illustrate the method with a num erical simulation of a quantum gale in the ion trap quantum computer.