[en] The DELPHI detector at LEP is equipped with RICH detectors which can be exploited for tagging decays of the Z boson into ss pairs. High momentum K± identified with the RICH have been used both for a double tag of the s quark and for a single tag using the φ(1020) meson. (orig.)
Journal
Nuclear Instruments and Methods in Physics Research. Section A, Accelerators, Spectrometers, Detectors and Associated Equipment; ISSN 0168-9002; 
; CODEN NIMAER; v. 371(1-2); p. 219-222
; CODEN NIMAER; v. 371(1-2); p. 219-222