G. Agakichiev

Publication List Details

Period

1995 - 2008

Number

59

Co-Authors

Azimuthal dependence of pion source radii in Pb+Au collisions at 158 A GeV (2008)

Adamova, CERES Collaboration: D., Agakichiev, G., Andronic, A., Antonczyk, D., Appelshaeuser, H., Belaga, V., ...

We present results of a two-pion correlation analysis performed with the Au+Pb collision data collected by the upgraded CERES experiment in the fall of 2000. The analysis was done in bins of the...

CERES/NA45 Status Report (2007)

H. Kraner, P. Rehak, J. Schukraft, S. Shimanskiy, V. Yurevich, G. Agakichiev, ...

this report we give an account of the CERES achievements since the last presentation to the SPSLC in September 92. For completeness we have included a few results from previous oral reports. This...

Study Of Electron Pair And Photon Production In Lead-Lead Collisions At The Cern Sps (2007)

Holl Kraner Rehak, P. Holl, H. Kraner, P. Rehak, J. Schukraft, G. Agakichiev, ...

This document is organized as follows. Section 2 gives an account of the physics motivation and the physics program. In Section 3 we discuss the spectrometer upgrade. The expected benefits and...

A. Mar'in for the CERES Collaboration: G. Agakichiev (2007)

Appelshauser Baur Belaga, Ceres Collaboration, G. Agakichiev, R. Baur, V. Belaga, R. Bell, ...

s b , T. Wienold b , B. Windelband b , J. P. Wurm f , W. Xie e , V. Yurevich a a JINR, Dubna, Russia b Universitat Heidelberg, Germany c GSI, Darmstadt, Germany d Department for Physics and...

A New Robust Fitting Algorithm For Vertex Reconstruction In The Ceres Experiment (2007)

Agakichiev Barannikova, G. Agakichiev, O. Barannikova, F. Ceretto, U. Faschingbauer, P. Glassel, ...

: In this paper we report on the application of a robust approach based on a reweighted least squares method for the vertex reconstruction of the CERES/NA45 experiment at the CERN SPS for the case of...

Hadron Physics with CERES: Spectra and Collective Flow (2007)

Federica Ceretto, Ceres Collaboration, G. Agakichiev, R. Baur, F. Ceretto, A. Cherlin, ...

1.66> , V. Yurevich a a JINR, Dubna, Russia; b Universitat Heidelberg, Germany; c GSI, Darmstadt, Germany; d Max-Planck-Institut fur Kernphysik, Heidelberg, Germany; e Weizmann Institute of...

First Results From Ceres/na45 On Low-Mass Electron Pair Production In Pb+au Collisions At The Cern Sps (2007)

Pfeiffer For, A. Pfeiffer, Ceres Collaboration, G. Agakichiev, R. Baur, F. Ceretto, ...

USA; h CERN, Geneva, Switzerland We report preliminary results of the first measurement of low-mass electron pairs in 160 GeV/nucleon Pb+Au collisions at central rapidities in a wide multiplicity...

Modification of the rho-meson detected by low-mass electron-positron pairs in central Pb-Au collisions at 158 A GeV/c (2006)

Adamová, D, Agakichiev, G, Appelshäuser, H, Belaga, V, Bielcikova, J, Braun-munziger, P, ...

We present a measurement of $e^+e^-$ pair production in central Pb-Au collisions at 158$A$ GeV/$c$. As reported earlier, a significant excess of the $e^+e^-$ pair yield over the expectation from...

Leptonic and charged kaon decay modes of the $\phi$ meson measured in heavy-ion collisions at the CERN Super Proton Synchrotron (2005)

Adamova, D, Agakichiev, G, Antonczyk, D, Appelshäuser, H, Belaga, V, Bielcikova, J, ...

We report a measurement of $\phi$ meson production in central Pb+Au collisions at E$_{lab}$/A=158 GeV. For the first time in heavy-ion collisions, $\phi$ mesons were reconstructed in the same...

e+e--pair production in Pb-Au collisions at 158 GeV per nucleon (2005)

Agakichiev, G., Appelshauser, H., Bielcikova, J., Baur, R., Braun-Munzinger, P., Cherlin, A., ...

We present the combined results on electron-pair production in 158 GeV/n {Pb-Au} ($\sqrt{s}$= 17.2 GeV) collisions taken at the CERN SPS in 1995 and 1996, and give a detailed account of the data...

Probing of in-medium hadron structure with HADES (2005)

Salabura, P., Agakichiev, G., Agodi, C., Alvarez-Pol, H., Balanda, A., Bellia, G., ...

The High Acceptance DiElectron Spectrometer (HADES) has been recently commissioned at GSI Darmstadt. It has been designed to study hadron properties inside nuclear matter via measurements of...

Probing of in-medium hadron structure with HADES (2005)

Salabura, P., Agakichiev, G., Agodi, C., Alvarez-Pol, H., Balanda, A., Bellia, G., ...

The High Acceptance DiElectron Spectrometer (HADES) has been recently commissioned at GSI Darmstadt. It has been designed to study hadron properties inside nuclear matter via measurements of...

Event-by-event fluctuations at SPS (2004)

Appelshäuser, H, Adamova, D, Agakichiev, G, Belaga, V, Braun-Munzinger, P, Castillo, A, ...

Results on event-by-event fluctuations of the mean transverse momentum and net charge in Pb-Au collisions, measured by the CERES Collaboration at CERN-SPS, are presented. We discuss the centrality...

Semihard Scattering Unraveled from Collective Dynamics by Two-Pion Azimuthal Correlations in 158A GeV/c Pb + Au Collisions (2004)

Agakichiev,G., Appelshäuser,H., Baur,R., Bielcikova,J., Braun-Munzinger,P., Cherlin,A., ...

Elliptic flow and two-particle azimuthal correlations of charged hadrons and high-pT pions (pT>1 GeV/c) have been measured close to midrapidity in 158A GeV/c Pb + Au collisions by the CERES...

Semihard Scattering Unraveled from Collective Dynamics by Two-Pion Azimuthal Correlations in 158A GeV/c Pb + Au Collisions (2004)

Agakichiev, G., Appelshäuser, H., Baur, R., Bielcikova, J., Braun-Munzinger, P., Cherlin, A., ...

Elliptic flow and two-particle azimuthal correlations of charged hadrons and high-pT pions (pT>1 GeV/c) have been measured close to midrapidity in 158A GeV/c Pb + Au collisions by the CERES...

Event-by-event fluctuations of the mean transverse momentum in 40, 80, and 158 A GeV/c Pb---Au collisions (2003)

Adamová,D., Agakichiev,G., Appelshäuser,H., Belaga,V., Braun-Munzinger,P., Campagnolo,R., ...

Measurements of event-by-event fluctuations of the mean transverse momentum in Pb–Au collisions at 40, 80, and 158 AGeV/c are presented. A significant excess of mean pT fluctuations at mid-rapidity...

Enhanced Production of Low-Mass Electron-Positron Pairs in 40-AGeV Pb-Au Collisions at the CERN SPS (2003)

Adamová,D., Agakichiev,G., Appelshäuser,H., Belaga,V., Braun-Munzinger,P., Cherlin,A., ...

We report on first measurements of low-mass electron-positron pairs in Pb-Au collisions at the CERN SPS beam energy of 40 AGeV. The observed pair yield integrated over the range of invariant masses...

Event-by-event fluctuations of the mean transverse momentum in 40, 80, and 158 A GeV/c Pb-Au collisions (2003)

Adamova, D, Agakichiev, G, Appelshäuser, H, Belaga, V V, Braun-Munzinger, P, Campagnolo, R, ...

Measurements of event-by-event fluctuations of the mean transverse momentum in Pb-Au collisions at 40, 80, and 158 A GeV/c are presented. A significant excess of mean p_T fluctuations at mid-rapidity...

Semi-Hard Scattering Unraveled from Collective Dynamics by Two-Pion Azimuthal Correlations in 158 A GeV/c Pb + Au Collisions (2003)

Agakichiev, G.

Elliptic flow and two-particle azimuthal correlations of charged hadrons and high-$p_T$ pions ($p_T>$ 1 GeV/$c$) have been measured close to mid-rapidity in 158A GeV/$c$ Pb+Au collisions by the CERES...

Latest results from CERES/NA45 (2003)

Adamová,D., Agakichiev,G., Appelshäuser,H., Belaga,V., Braun-Munzinger,P., Campagnolo,R., ...

In this talk latest results from the analysis of e ‘e--pairs emitted in Pb+Au collisions at, 40 AGeV/c and a combined analysis of all data available at 158 AGeV/c are presented. The enhancement of...

Flow and non-flow event anisotropies at the SPS (2003)

Adamová,D., Agakichiev,G., Appelshäuser,H., Belaga,V., Braun-Munzinger,P., Campagnolo,R., ...

A study of differential elliptic event anisotropies (2) of charge particles and high-pT pions in 158 AGeV/c Pb+Au collisions is presented. Results from correlations with respect to the event plane...

Beam energy and centrality dependence of two-pion Bose–Einstein correlations at SPS energies (2003)

Adamová,D., Agakichiev,G., Appelshäuser,H., Belaga,V., Braun-Munzinger,P., Campagnolo,R., ...

Results are presented of a two-pion interferometry (HBT) analysis in Pb+Au collisions at 40, 80, and 158 A GeV. A detailed study of the Bertsch–Pratt HBT radius parameters has been performed as...

Universal pion freeze-out in heavy-ion collisions (2003)

Adamova,D., Agakichiev,G., Appelshauser,H., Belaga,V., Braun-Munzinger,P., Castillo,A., ...

Based on an evaluation of data on pion interferometry and on particle yields at midrapidity, we propose a universal condition for thermal freeze-out of pions in heavy-ion collisions. We show that...

Beam energy and centrality dependence of two-pion Bose–Einstein correlations at SPS energies (2003)

Adamová, D., Agakichiev, G., Appelshäuser, H., Belaga, V., Braun-Munzinger, P., Campagnolo, R., ...

Results are presented of a two-pion interferometry (HBT) analysis in Pb+Au collisions at 40, 80, and 158 A GeV. A detailed study of the Bertsch–Pratt HBT radius parameters has been performed as...

Enhanced Production of Low-Mass Electron-Positron Pairs in 40-AGeV Pb-Au Collisions at the CERN SPS (2003)

Adamová, D., Agakichiev, G., Appelshäuser, H., Belaga, V., Braun-Munzinger, P., Cherlin, A., ...

We report on first measurements of low-mass electron-positron pairs in Pb-Au collisions at the CERN SPS beam energy of 40 AGeV. The observed pair yield integrated over the range of invariant masses...

Event-by-event fluctuations of the mean transverse momentum in 40, 80, and 158 A GeV/c Pb---Au collisions (2003)

Adamová, D., Agakichiev, G., Appelshäuser, H., Belaga, V., Braun-Munzinger, P., Campagnolo, R., ...

Measurements of event-by-event fluctuations of the mean transverse momentum in Pb–Au collisions at 40, 80, and 158 AGeV/c are presented. A significant excess of mean pT fluctuations at mid-rapidity...

Latest results from CERES/NA45 (2003)

Adamová, D., Agakichiev, G., Appelshäuser, H., Belaga, V., Braun-Munzinger, P., Campagnolo, R., ...

In this talk latest results from the analysis of e ‘e--pairs emitted in Pb+Au collisions at, 40 AGeV/c and a combined analysis of all data available at 158 AGeV/c are presented. The enhancement of...

Universal pion freeze-out in heavy-ion collisions (2003)

Adamova, D., Agakichiev, G., Appelshauser, H., Belaga, V., Braun-Munzinger, P., Castillo, A., ...

Based on an evaluation of data on pion interferometry and on particle yields at midrapidity, we propose a universal condition for thermal freeze-out of pions in heavy-ion collisions. We show that...

Flow and non-flow event anisotropies at the SPS (2003)

Adamová, D., Agakichiev, G., Appelshäuser, H., Belaga, V., Braun-Munzinger, P., Campagnolo, R., ...

A study of differential elliptic event anisotropies (2) of charge particles and high-pT pions in 158 AGeV/c Pb+Au collisions is presented. Results from correlations with respect to the event plane...

Latest Results from CERES/NA45 (2002)

Wessels, J P, Adamova, D, Agakichiev, G, Appelshuser, H, Belaga, V, Braun-Munzinger, P, ...

In this talk latest results from the analysis of e+e- pairs emitted in Pb+Au collisions at 40 AGeV/c and a combined analysis of all data available at 158 AGeV/c are presented. The enhancement of...

Enhanced production of low-mass electron-positron pairs in 40-AGeV Pb-Au collisions at the CERN SPS (2002)

Adamova, D, Agakichiev, G, Appelshäuser, H, Belaga, V, Braun-Munzinger, P, Cherlin, A, ...

We report on first measurements of low-mass electron pairs in Pb-Au collisions at the lower SPS beam energy of 40 AGeV. The pair yield integrated over the range of invariant masses 0.2

Universal pion freeze-out in heavy-ion collisions (2002)

Adamova, D, Agakichiev, G, Appelshäuser, H, Belaga, V, Braun-Munzinger, P, Castillo, A, ...

Based on an evaluation of recent systematic data on two-pion interferometry and on measured particle yields at mid-rapidity, we propose a universal condition for thermal freeze-out of pions in...

Lambda production in 40 A GeV/c Pb–Au collisions (2002)

Adamová,D., Agakichiev,G., Appelshäuser,H., Belaga,V., Braun-Munzinger,P., Cherlin,A., ...

During the 1999 lead run, CERES has measured hadron and electron-pair production at 40 A GeV/c beam momentum with the spectrometer upgraded by the addition of a radial TPC. Here the analysis of and...

Lambda production in 40 A GeV/c Pb–Au collisions (2002)

Adamová, D., Agakichiev, G., Appelshäuser, H., Belaga, V., Braun-Munzinger, P., Cherlin, A., ...

During the 1999 lead run, CERES has measured hadron and electron-pair production at 40 A GeV/c beam momentum with the spectrometer upgraded by the addition of a radial TPC. Here the analysis of and...

High $p_{T}$ charged-pion production in Pb-Au collisions at 158 AGeV/c (2000)

Agakichiev, G, Baur, R, Braun-Munzinger, P, Drees, A, Esumi, S C, Faschingbauer, U, ...

The CERES/Na45 experiment at CERN SPS measured transverse momentum spectra ofcharged-pions in the range 1

Low-mass $e^{+}e^{-}$ pair production in 158 A GeV Pb-Au collisions at the CERN SPS, its dependence on multiplicity and transverse momentum (1998)

Agakichiev, G, Baur, R, Braun-Munzinger, P, Ceretto, F, Drees, A, Esumi, S C, ...

We report a measurement of low-mass electron pairsobserved in 158 GeV/nucleon Pb-Au collisions. The pair yield integrated over the range of invariant masses 0.2 < m < 2.0 GeV is enhanced by a factor...

CERES results on low-mass electron pair production in Pb-Au collisions (1997)

I. Ravinovich, Ceres Collaboration, G. Agakichiev, R. Baur, F. Ceretto, A. Drees, ...

this paper we present an analysis of the data taken during the SPS Pb-beam period in the fall of 1995. The results confirm previous findings of CERES showing that the pair production in the mass...

Low mass dilepton production at the SPS: probing hot and dense nuclear matter (1996)

Agakichiev, G, Baur, R, Breskin, Amos, Chechik, R, Drees, A, ...

CERES and HELIOS-3 have detected a significant enhancement of low--mass dileptons in nuclear collisions at 200 GeV/nucleon with respect to the expected ``conventional'' sources. The onset of the...

Study Of Electron Pair And Photon Production In Pb-Au Collisions At The Cern Sps (1996)

P. Holl, H. Kraner, P. Rehak, J. Schukraft, P. Braun-munzinger, D. Miskowiec, ...

We propose to extend the physics program of CERES/NA45 to the year 2000. A major effort will be undertaken to (i) install a TPC for momentum analysis to improve the mass resolution to ffim=m 1% at...

A doublet of 3" cylindrical silicon drift detectors in the CERES/NA45 experiment (1995)

Faschingbauer, U, Agakichiev, G, Baur, R, Ceretto, F, Drees, A, Fraenkel, Zeev, ...

We report on the performance of a doublet of 3" cylindrical silicon drift detectors installed as an upgrade of the CERES/NA45 electron pair spectrometer for the Pb-beam at the CERN SPS. The silicon...

Neutral meson production in p-Be and p-Au collisions at 450 GeV beam energy

Agakichiev Appenheimer, Z. Phys, C Manuscript-nr, G. Agakichiev, R. Averbeck, F. Ballester, ...

. In a joint experiment the TAPS and CERES collaborations have studied the production of the neutral mesons ß ffi ; j and ! in 450GeV p-Be and p-Au collisions at the CERN SPS. The mesons were...

Systematic study of low-mass electron pair production in p--Be and p--Au collisions at 450

Gev Agakichiev, Z. Phys, C Manuscript-nr, G. Agakichiev, R. Averbeck, F. Ballester, ...

. In a joint effort the CERES/NA45 and TAPS collaborations have measured low-mass electron pairs in p--Be and p--Au collisions at 450 GeV/c at the CERN SPS. In the range covered up to ß 1.5 GeV/c 2...