@article{3046353, title = "THE RING IMAGING CHERENKOV DETECTOR OF DELPHI", author = "ADAM, W and ANASSONTZIS, EG and ALBRECHT, E and AMBEC, I and and VANAPELDOORN, G and ARNOUD, Y and AUBRET, C and AUGUSTINUS, A and and BAILLON, P and BARNOUX, C and BATTAGLIA, M and BERGGREN, M and BLOCH, D and and BOTNER, O and BOURDARIOS, C and BRUMMER, N and BRUNET, JM and and BUDZIAK, AP and BUYS, A and CALOBA, LP and CARECCHIO, P and CARRIE, P and and CAVALLI, P and CERESETO, R and CERUTTI, G and CHEVRY, M and and CHRISTOPHEL, E and DAHLJENSEN, E and DALMAGNE, B and DAM, P and VANDAM, and P and DAMGAARD, G and DAVENPORT, M and DOLBEAU, J and DRACOS, M and and DRIS, M and DEKONING, N and DELAVEGA, AS and DIMITRIOU, N and EEK, LO and and EKELOF, T and ERIKSON, J and ENGEL, JP and EVERS, G and and FASSOULIOTIS, D and FILIPPAS, TA and FLOREK, A and FLOREK, B and and FOKITIS, E and FONTANELLI, F and FONTENILLE, A and FRAISSARD, D and and GALUSZKA, K and GARCIA, J and GAUMANN, E and GAZIS, E and GORET, B and and GRACCO, V and GUGLIELMI, L and HAHN, F and HAIDER, S and HALLGREN, A and and HAO, W and HENKES, T and HONORE, PF and HUET, K and IOANNOU, P and and JOHANSSON, H and JUILLOT, P and KALKANIS, G and KARVELAS, E and and KATSANEVAS, S and KATSOUFIS, E and KINDBLOM, P and KJAER, N and KLEMPT, and W and KLUIT, PM and KOENE, B and KOKKINIAS, P and DEKONING, N and and KOURKOUMELIS, C and LAMBROPOULOS, C and LANGERVELD, D and LECOEUR, G and and LENZEN, G and LINDQVIST, LE and AGUERA, AL and LOUKAS, D and MALTEZOS, A and and MALTEZOS, S and MARKOU, A and MATTSSON, L and MEDBO, J and and MICHALOWSKI, J and MONTANO, F and MOURGUE, G and NIELSEN, BS and and NICOLAIDOU, R and NOPPE, JM and OSTLER, JM and PAKONSKI, K and and PAPADOPOULOU, TD and POUTOT, D and PETROLINI, A and POLOK, G and and RESVANIS, LK and ROSSO, E and SAJOT, G and SCHAEFFER, M and SANNINO, M and and SARAGAS, E and SCHYNS, E and SQUARCIA, S and STAVROPOULOS, G and and STODULSKI, M and STOPA, Z and STRUB, R and THADOME, J and THEODOSIOU, GE and and TOET, DZ and TRASPEDINI, L and TRISTRAM, G and TSIROU, A and TURALA, and M and TZAMARIAS, S and ULLALAND, O and VERGEZAC, P and VOULGARIS, G and and WARM, A and WERNER, J and ZAVRTANIK, M and ZEVGOLATAKOS, E", journal = "NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT", year = "1994", volume = "343", number = "1", pages = "68-73", publisher = "ELSEVIER SCIENCE BV", doi = "10.1016/0168-9002(94)90535-5", abstract = "The ring imaging Cherenkov detector system in the DELPHI experiment at the Large Electron-Positron storage ring at CERN, is designed to do particle identification over most of the solid angle in the momentum range from approximately 2 GeV/c to approximately 40 GeV/c. Two radiator media are used to cover the momentum range; (i) a 1 cm layer of liquid C6F14, and (ii) a volume filled with gaseous C5F12 or C4F10. Photosensitive time projection chambers record the conversion points of the ultraviolet photons produced in both radiator systems. The total active area is approximately 30 m2 in the barrel region and approximately 8 m2 in the two endcaps. The design of the detector systems is described in this paper. We will also report performance figures and compare them to simulation studies." }