Alekseev, M, Alexakhin, V Yu, Alexandrov, Yu, Alexeev, G D, Amoroso, A, Austregesilo, A, ...
The longitudinal polarisation transfer from muons to lambda and anti-lambda hyperons, D_LL, has been studied in deep inelastic scattering off an unpolarised isoscalar target at the COMPASS experiment...
Flavour Separation of Helicity Distributions from Deep Inelastic Muon-Deuteron Scattering (2009)
Alekseev, M, Alexakhin, V Yu, Alexandrov, Yu, Alexeev, G D, Amoroso, A, Austregisilio, A, ...
We present a LO evaluation of helicity densities of valence, \Delta u_v+\Delta d_v, non-strange sea, \Delta\bar{u}+\Delta\bar{d}, and strange quarks, \Delta s (assumed to be equal to \Delta\bar{s})....
Direct Measurement of the Gluon Polarisation in the Nucleon via Charmed Meson Production (2008)
Alekseev, M, Alexakhin, V Yu, Alexandrov, Yu, Alexeev, G D, Amoroso, A, Arbuzov, A, ...
We present the first measurement of the gluon polarisation in the nucleon based on the photon-gluon fusion process tagged by charmed meson production and decay to charged K and pi. The data were...
Collins and Sivers Transverse Spin Asymmetries for Pions and Kaons on Deuterons (2008)
Aleeksev, M, Alexakhin, V Yu, Alexandrov, Yu, Alexeev, G D, Amoroso, A, Arbuzov, A, ...
The measurements of the Collins and Sivers asymmetries of identified hadrons produced in deep-inelastic scattering of 160 GeV/c muons on a transversely polarised 6LiD target at COMPASS are presented....
A grid infrastructure for parallel and interactive applications. (2008)
Gomes, J., Borges, B., Montecelo, M., David, M., Silva, B., Dias, N., ...
Computing and Informatics, 27(2008) S.173-85
The interactive European grid: Project objectives and achievements. (2008)
Marco, J., Campos, I., Coterillo, I., Diaz, I., Lopez, A., Marco, R., ...
Computing and Informatics, 27(2008) S.161-71
Determination of the relative decay rate KS $\to \pi e \nu$ / KL $\to \pi e \nu$ (2007)
Batley, J R, Kalmus, George Ernest, Lazzeroni, C, Munday, D J, Patel, M, Slater, M W, ...
The decay rate of KS $\to \pi e \nu$ relative to the rate of KL $\to \pi e \nu$ has been measured by the NA48 collaboration in a neutral Kaon beam originating from 400 GeV proton-Be interactions at...
The Polarised Valence Quark Distribution from semi-inclusive DIS (2007)
Alekseev, M, Alexakhin, V Yu, Alexandrov, Yu, Alexeev, G D, Amoroso, A, Arbuzov, A, ...
The semi-inclusive difference asymmetry A^{h+ - h-} for hadrons of opposite charge has been measured by the COMPASS experiment at CERN. The data were collected in the years 2002-2004 using a 160 GeV...
Batley, J Richard, Kalmus, George Ernest, Lazzeroni, C, Munday, D J, Patel, M, Slater, M W, ...
A total of 235 698 Xi0 -> Lambda pi0 and 21 527 anti-Xi0 -> anti-Lambda pi0 decays were selected from data obtained by the NA48/1 experiment at CERN. From this sample, the lifetime of the Xi0 hyperon...
The COMPASS Experiment at CERN (2007)
Abbon, P, Albrecht, E, Alexakhin, V Yu, Alexandrov, Yu, Alexeev, G D, Alekseev, M G, ...
The COMPASS experiment makes use of the CERN SPS high-intensitymuon and hadron beams for the investigation of the nucleon spin structure and the spectroscopy of hadrons. One or more outgoing...
Bevan, A., S. Dosanjh, R., J. Gershon, T., Hay, B., E. Kalmus, G., Lazzeroni, C., ...
We present a measurement of the ratio of the decay rates Gamma(KL -> pi+ pi-)/Gamma(KL -> pi e nu), denoted as Gamma(K2pi)/Gamma(Ke3). The analysis is based on data taken during a dedicated run in...
Measurement of $K^{0}_{\mu3}$ form factors (2007)
Bevan, A., Dosanjh, R. S., Gershon, T. J., Hay, B., Kalmus, G. E., Lazzeroni, C., ...
This paper reports on a new high precision measurement of the form factors of the K_{L}\to \pi^{\pm} \mu^{\mp} \nu_{\mu} decay. The data sample of about 2.3$\times 10^{6}$ events was recorded in 1999...
The Beam and Detector for the NA48 Neutral Kaon CP Violation Experiment at CERN (2007)
Fanti, V, Lai, A, Marras, D, Musa, L, Nappi, A, Batley, J Richard, ...
The Beam and Detector, used for the NA48 experiment, devoted to the measurement of $Re(\epsilon^{\prime}/\epsilon)$, and for the NA48/1 experiment on rare K_S and neutral hyperon decays, are...
Measurement of $K^{0}_{\mu3}$ form factors (2007)
Bevan, A, Anzivino, G, Arcidiacono, R, Barr, G, Becker, H G, Bernhard, R, ...
This paper reports on a new high precision measurement of the form factors of the K_{L}\to \pi^{\pm} \mu^{\mp} \nu_{\mu} decay. The data sample of about 2.3$\times 10^{6}$ events was recorded in 1999...
Batley, J Richard, Kalmus, George Ernest, Lazzeroni, C, Munday, D J, Patel, M, Slater, M W, ...
The weak radiative decay $Xi^0 -> \Lambda e^+ e^- $ has been detected for the first time. We find 412 candidates in the signal region, with an estimated background of $15pm 5$ events. We determine...
The beam and detector for the NA48 neutral kaon CP violation experiment at CERN (2007)
Fanti, V., Lai, A., Marras, D., Musa, L., Nappi, A., Batley, R., ...
The beam and detector, used for the NA48 experiment, devoted to the measurement of Re(ε′/ε), and for the NA48/1 experiment on rare KS and neutral hyperon decays, are described.
The beam and detector for the NA48 neutral kaon CP violation experiment at CERN (2007)
Fanti, V., Lai, A., Marras, D., Musa, L., Nappi, A., Batley, R., ...
The beam and detector, used for the NA48 experiment, devoted to the measurement of Re(ε′/ε), and for the NA48/1 experiment on rare KS and neutral hyperon decays, are described.
The beam and detector for the NA48 neutral kaon CP violation experiment at CERN (2007)
Fanti, V., Lai, A., Marras, D., Musa, L., Nappi, A., Batley, R., ...
The beam and detector, used for the NA48 experiment, devoted to the measurement of Re(ε′/ε), and for the NA48/1 experiment on rare KS and neutral hyperon decays, are described.
Batley, J R, Anzivino, G, Arcidiacono, R, Baldini, W, Behler, M, Biino, C, ...
From 56 days of data taking in 2002, the NA48/1 experiment observed 6316 Xi0 --> Sigma+ e- nubar candidates (with the subsequent Sigma+ --> p pi0 decay) and 555 anti-Xi0 --> anti-Sigma+ e+ nu...
Lai, A, Anzivino, G, Arcidiacono, R, Barr, G, Becker, H G, Bertanza, L, ...
We present a measurement of the ratio of the decay rates Gamma(KL -> pi+ pi-)/Gamma(KL -> pi e nu), denoted as Gamma(K2pi)/Gamma(Ke3). The analysis is based on data taken during a dedicated run in...
Lai, A, Anzivino, Giuseppina, Arcidiacono, R, Barr, G, Becker, H G, Bertanza, L, ...
We present a measurement of the ratio of the decay rates $\Gamma (K_L \rightarrow\pi^+\pi^-) / \Gamma(K_L \rightarrow\pi^{\pm}e^{\mp}\nu)$, denoted as $\Gamma_{K2\pi}/\Gamma_{Ke3}$. The analysis is...
Batley, J Richard, Anzivino, Giuseppina, Arcidiacono, R, Baldini, W, Behler, M, Biino, C, ...
From 56 days of data taking in 2002, the NA48/1 experiment observed 6316 $\Xi^{0}\rightarrow \Sigma^{+} e^{-} \overline{\nu}_{e}$ candidates (with the subsequent $\Sigma^{+} \rightarrow p \pi^{0}$...
Ageev, E S, Alexakhin, V Yu, Alexandrov, Yu A, Alexeev, G D, Alexeev, M, Amoroso, A, ...
New high precision measurements of the Collins and Sivers asymmetries of charged hadrons produced in deep-inelastic scattering of muons on a transversely polarised 6LiD target are presented. The data...
The Deuteron Spin-dependent Structure Function $g^{d}_1$ and its First Moment (2006)
Alexakhin, V Yu, Alexandrov, Yu A, Alexeev, G D, Alexeev, M, Amoroso, A, Badeek, B, ...
We present a measurement of the deuteron spin-dependent structure function g^d_1 based on the data collected by the COMPASS experiment at CERN during the years 2002-2004. The data provide an accurate...
Gluon polarization in the nucleon from quasi-real photoproduction of high-pT hadron pairs (2005)
Ageev, E S, Alexakhin, V Yu, Alexandrov, Yu A, Alexeev, G D, Amoroso, A, Badelek, B, ...
We present a determination of the gluon polarization Delta G/G in the nucleon, based on the helicity asymmetry of quasi-real photoproduction events, Q^2
Equation of state for agents on graphs (2005)
Choice models for populations of agents on graphs are studied in terms of statistical thermodynamics. Equations of state are derived and discussed for different connectivity schemes, utility...
Batley, J Richard, Lazzeroni, C, Munday, D J, Patel, M, Slater, M W, Wotton, S A, ...
The NA48 collaboration has measured the amplitude of the CP-conserving component of the decay K^0_S -> \pi^+ \pi^- \pi^0 relative to K^0_L -> \pi ^+ \pi^- \pi ^0. For the characteristic parameter...
Search for CP violation in $K^0 \to 3 \pi^0$ decays (2005)
Batley, J.R., Dosanjh, R.S., Gershon, T.J., Kalmus, G.E., Lazzeroni, C., Munday, D.J., ...
Using data taken during the year 2000 with the NA48 detector at the CERN SPS, a search for the CP violating decay K_S -> 3 pi0 has been performed. From a fit to the lifetime distribution of about 4.9...
Search for CP violation in $K^0 \to 3 \pi^0$ decays (2005)
Batley, J.R., Dosanjh, R.S., Gershon, T.J., Kalmus, G.E., Lazzeroni, C., Munday, D.J., ...
Using data taken during the year 2000 with the NA48 detector at the CERN SPS, a search for the CP violating decay K_S -> 3 pi0 has been performed. From a fit to the lifetime distribution of about 4.9...
Search for CP violation in $K^0 \to 3 \pi^0$ decays (2005)
Batley, J.R., Dosanjh, R.S., Gershon, T.J., Kalmus, G.E., Lazzeroni, C., Munday, D.J., ...
Using data taken during the year 2000 with the NA48 detector at the CERN SPS, a search for the CP violating decay K_S -> 3 pi0 has been performed. From a fit to the lifetime distribution of about 4.9...
Search for the $\phi (1860)$ Pentaquark at COMPASS (2005)
Ageev, E S, Alexakhin, V Yu, Alexandrov, Yu A, Alexeev, G D, Amoroso, A, Badeek, B, ...
Narrow Xi-pi+- and Xi-bar+pi+- resonances produced by quasi-real photons have been searched for by the COMPASS experiment at CERN. The study was stimulated by the recent observation of an exotic...
Search for the $\phi (1860)$ Pentaquark at COMPASS (2005)
Ageev, E S, Alexakhin, V Yu, Alexandrov, Yu A, Alexeev, G D, Amoroso, A, Badeek, B, ...
Narrow Xi-pi+- and Xi-bar+pi+- resonances produced by quasi-real photons have been searched for by the COMPASS experiment at CERN. The study was stimulated by the recent observation of an exotic...
Measurement of the $K_{L} \to e^{+}e^{-}e^{+} e^{-}$ Decay Rate (2005)
Lai, A, Bearden, I G, Marras, D, Batley, J Richard, Dosanjh, R S, Gershon, T J, ...
The decay rate of the long-lived neutral K meson into the e^+ e^- e^+ e^- final state has been measured with the NA48 detector at the CERN SPS. Using data collected in 1998 and 1999, a total of 200...
First observation of the $K_S \to \pi^0 \gamma \gamma$ decay (2005)
Lai, A., Marras, D., Batley, J.R., Dosanjh, R.S., Gershon, T.J., Kalmus, G.E., ...
Using the NA48 detector at the CERN SPS, 31 KS->pi0 gamma gamma candidates with an estimated background of 13.7 +- 3.2 events have been observed. This first observation leads to a branching ratio of...
First observation of the $K_S \to \pi^0 \gamma \gamma$ decay (2005)
Lai, A., Marras, D., Batley, J.R., Dosanjh, R.S., Gershon, T.J., Kalmus, G.E., ...
Using the NA48 detector at the CERN SPS, 31 KS->pi0 gamma gamma candidates with an estimated background of 13.7 +- 3.2 events have been observed. This first observation leads to a branching ratio of...
First observation of the $K_S \to \pi^0 \gamma \gamma$ decay (2005)
Lai, A., Marras, D., Batley, J.R., Dosanjh, R.S., Gershon, T.J., Kalmus, G.E., ...
Using the NA48 detector at the CERN SPS, 31 KS->pi0 gamma gamma candidates with an estimated background of 13.7 +- 3.2 events have been observed. This first observation leads to a branching ratio of...
Alexakhin, V Yu, Alexandrov, Yu A, Alexeev, G D, Amoroso, A, Badeek, B, Balestra, F, ...
First measurements of the Collins and Sivers asymmetries of charged hadrons produced in deep-inelastic scattering of muons on a transversely polarized 6-LiD target are presented. The data were taken...
Alexakhin, V Yu, Alexandrov, Yu A, Alexeev, G D, Amoroso, A, Badeek, B, Balestra, F, ...
First measurements of the Collins and Sivers asymmetries of charged hadrons produced in deep-inelastic scattering of muons on a transversely polarized 6-LiD target are presented. The data were taken...
Search for CP violation in $K^{0} \to 3\pi^{0}$ decays (2005)
Lai, A, Marras, D, Batley, J Richard, Dosanjh, R S, Gershon, T J, Kalmus, George Ernest, ...
Using data taken during the year 2000 with the NA48 detector at the CERN SPS, a search for the CP violation decay K_s -> 3pi^0 has been performed. From a fit to the lifetime distribution of about 4.9...
Measurement of the Radiative Ke3 Branching Ratio (2005)
Lai, A., Marras, D., Bevan, A., Dosanjh, R.S., Gershon, T.J., Hay, B., ...
We present a measurement of the relative branching ratio of the decay KL -> pi e nu gamma (Ke3gamma) with respect to KL-> pi e nu (gamma) (Ke3+Ke3gamma) decay. The result is based on observation of...
Batley, J.R., Dosanjh, R.S., Gershon, T.J., Kalmus, G.E., Lazzeroni, C., Munday, D.J., ...
The $K_L\to\pi^{\pm}\pi^0e^{\mp}\nu_e(\bar\nu_e)$ decay was investigated with the NA48 detector at CERN SPS using a beam of long-lived neutral kaons. The branching ratio...
Measurement of the Spin Structure of the Deuteron in the DIS Region (2005)
Ageev, E S, Alexakhin, V Yu, Alexandrov, Yu A, Alexeev, G D, Amoroso, A, Badeek, B, ...
We present a new measurement of the longitudinal spin asymmetry A_1^d and the spin-dependent structure function g_1^d of the deuteron in the range 1 GeV^2 < Q^2 < 100 GeV^2 and 0.004< x
Measurement of the Spin Structure of the Deuteron in the DIS Region (2005)
Ageev, E S, Alexakhin, V Yu, Alexandrov, Yu A, Alexeev, G D, Amoroso, A, Badeek, B, ...
We present a new measurement of the longitudinal spin asymmetry A_1^d and the spin-dependent structure function g_1^d of the deuteron in the range 1 GeV^2 < Q^2 < 100 GeV^2 and 0.004< x
Adeva, B., Arik, E., Arvidson, A., Badeek, B., Baum, G., Berglund, P., ...
We present a measurement of the longitudinal spin cross section asymmetry for deep inelastic muon-nucleon interactions with two high transverse momentum hadrons in the final state. Two methods of...
Organization of the International Testbed of the CrossGrid Project (2005)
Gomes, J., David, M., Martins, J., Bernardo, L., Garcia, A., Hardt, M., ...
Experience with the International Testbed in the CrossGrid Project (2005)
Gomes, J., David, M., Martins, J., Bernardo, L., Garcia, A., Hardt, M., ...
Experience with the international testbed in the CrossGrid project. (2005)
Gomes, J., David, M., Martins, J., Bernardo, L., Garcia, A., Hardt, M., ...
Sloot, P.M.A. [Hrsg.]
Measurement of the Radiative Ke3 Branching Ratio (2004)
Anzivino, Giuseppina, Barr, G, Becker, H G, Bertanza, L, Bevan, A, Biino, C, ...
We present a measurement of the relative branching ratio of the decay KL -> pi e nu gamma (Ke3gamma) with respect to KL-> pi e nu (gamma) (Ke3+Ke3gamma) decay. The result is based on observation of...
Measurement of the Radiative $K_{e3}$ Branching Ratio (2004)
Lai, A, Marras, D, Bevan, A, Dosanjh, R S, Gershon, T J, Hay, B, ...
We present a measurement of the relative branching ratio of the decay {K}^0 -> pi+-e-+ nu gamma ({K}_e3 gamma) with respect to {K}^0 -> pi+- e-+ nu (gamma) ({k}_e3 + k}_e3 gamma) decay. The result is...
Measurement of $K_{e3}^{0}$ form factors (2004)
Lai, A, Marras, D, Bevan, A, Dosanjh, R S, Gershon, T J, Hay, B, ...
The semileptonic decay of the neutral K meson KL -> pi+-e-+v (Ke3), was used to study the strangeness-changing weak interaction of hadrons. A sample of 5.6 million reconstructed events recorded by...
Lai, A, Lai, A, Marras, D, Bevan, A, Dosanjh, R S, Gershon, T J, ...
We present a new measurement of the branching ratio R of the decay KL -> pi+-e-+nu, denoted as Ke3, relative to all charged Kl decays with two tracks, based on data taken with the NA48 detector at...
Search for CP violation in $K^{0} \to 3 \pi^{0}$ decays (2004)
Batley, J Richard, Lai, A, Marras, D, Batley, J Richard, Dosanjh, R S, Gershon, T J, ...
Using data taken during the year 2000 with the NA48 detector at the CERN SPS, a search for the CP violating decay K_S -> 3 pi0 has been performed. From a fit to the lifetime distribution of about 4.9...
Observation of the rare decays $K_{s} \to \pi^{0} \mu^{+} \mu^{-}$ (2004)
Batley, J Richard, Kalmus, George Ernest, Lazzeroni, C, Munday, D J, Patel, M, Slater, M W, ...
A search for the decay Ks -> pi0 mu+ mu- has been made by the NA48/1 Colaboration at the CERN SPS accelerator. The data were collected during 2002 with a high intensity Ks beam. Six events were found...
Measurement of the $\Xi^0 \rightarrow \Lambda gamma$ decay asymmetry and branching fraction (2004)
Lai, A., Marras, D., Bevan, A., Dosanjh, R S., Gershon, T J., Hay, B., ...
In data taken with the NA48 experiment at the CERN SPS in 1999, 730 candidates of the weak radiative hyperon decay Xi0 -> Lambda gamma have been found with an estimated background of 58+-8 events....
Measurement of the $\Xi^0 \rightarrow \Lambda gamma$ decay asymmetry and branching fraction (2004)
Lai, A., Marras, D., Bevan, A., Dosanjh, R S., Gershon, T J., Hay, B., ...
In data taken with the NA48 experiment at the CERN SPS in 1999, 730 candidates of the weak radiative hyperon decay Xi0 -> Lambda gamma have been found with an estimated background of 58+-8 events....
Measurement of the $\Xi^0 \rightarrow \Lambda gamma$ decay asymmetry and branching fraction (2004)
Lai, A., Marras, D., Bevan, A., Dosanjh, R S., Gershon, T J., Hay, B., ...
In data taken with the NA48 experiment at the CERN SPS in 1999, 730 candidates of the weak radiative hyperon decay Xi0 -> Lambda gamma have been found with an estimated background of 58+-8 events....
First observation of the K-S -> pi(0)gamma gamma (2004)
Lai, A, Marras, D, Batley, JR, Dosanjh, RS, Gershon, TJ, Kalmus, GE, ...
Measurement of K-e3(0) form factors (2004)
Lai, A, Marras, D, Bevan, A, Dosanjh, RS, Gershon, TJ, Hay, B, ...
Observation of the rare decay K-S ->pi(0)mu(+)mu(-) (2004)
Batley, JR, Kalmus, GE, Lazzeroni, C, Munday, DJ, Patel, M, Slater, MW, ...
First Prototype of the CrossGrid Testbed. (2004)
Gomes, J., David, M., Martins, J., Bernardo, L., Marco, J., Marco, R., ...
Rivera, F.F. [Hrsg.]
Deployment of an interactive physics analysis application in the CrossGrid project testbed. (2004)
Martinez-Rivero, C., Marco, J., Rodriguez, D., Marco, R., Gonzales, I., Cano, D., ...
Case Studies on Grid Applications in Conjunction with GGF 10, Berlin, March 13, 2004
Measurement of the $\Xi^0 \rightarrow \Lambda\gamma$ Decay Asymmetry and Branching Fraction (2003)
Lai, A, Marras, D, Bevan, A, Dosanjh, R S, Gershon, T J, Hay, B, ...
In data taken with the NA48 experiment at the CERN SPS in 1999, 730 candidates of the weak radiative hyperon decay Xi0 -> Lambda gamma have been found with an estimated background of 58 +- 8 events....
Observation of the rare decay $K_S \rightarrow \pi^0 \mathrm{e}^+\mathrm{e}^-$ (2003)
Batley, J Richard, Kalmus, George Ernest, Lazzeroni, C, Munday, D J, Patel, M, Slater, M W, ...
A search for the decay K_S -> pi0e+e- has been made by the NA48/1 experiment at the CERN SPS accelerator. Using data collected during 89 days in 2002 with a high-intensity K_S beam, 7 events were...
First observation of the $K_{S}\to \pi^{0}\gamma\gamma$ decay (2003)
Lai, A, Marras, D, Batley, J Richard, Dosanjh, R S, Gershon, T J, Kalmus, George Ernest, ...
Using the NA48 detector at the CERN SPS, 31K_S -> \pi^0\gamma\gamma candidates with an estimated background of 13.7 +- 3.2 events have been observed. This first observation leads to a branching ratio...
Investigation of $K_{L,S} \rightarrow \pi^{+}\pi^{-}e^{+}e^{-}$ decays (2003)
Lai, A, Anzivino, Giuseppina, Arcidiacono, R, Barr, G, Becker, H G, Bevan, A, ...
The K_L -> pi+pi-e+e- and K_S -> pi+pi-e+e- decay modes have been studied in detail using the NA48 detector at CERN SPS. Based on the data collected during the 1998 and 1999 run periods, a sample of...
Direct CP violation in neutral kaon decays (2003)
The final result is presented of the NA48 Experiment performed at CERN SPS neutral kaon beams on the direct CP violation parameter Re(epsilon'/epsilon), as maesured from the decay rates of neutral...
Search for the decay $K_{s} \to \pi^{0}\gamma\gamma$ (2003)
Lai, A, Marras, D, Batley, J Richard, Bevan, A, Dosanjh, R S, Gershon, T J, ...
A search for the decay $K_S\to\pi^0\gamma\gamma$ has been made using the NA48 detector at the CERN SPS. Using data collected in 1999 during a 40-hour run with a high-intensity $K_S$ beam, an upper...
Precise measurements of the K-s -> gamma gamma and K-L -> gamma gamma decay rates (2003)
Lai, A, Marras, D, Batley, JR, Dosanjh, RS, Gershon, TJ, Kalmus, GE, ...
Investigation of K-L,K-s -> pi(+)pi(-)e(+)e(-) decays (2003)
Lai, A, Marras, D, Bevan, A, Dosanjh, RS, Gershon, TJ, Hay, B, ...
Search for the decay K-S -> pi(0) gamma gamma (2003)
Lai, A, Marras, D, Batley, R, Bevan, A, Dosanjh, RS, Gershon, TJ, ...
Observation of the rare decay K-S -> pi(0)e(+)e(-) (2003)
Batley, JR, Kalmus, GE, Lazzeroni, C, Munday, DJ, Patel, M, Slater, MW, ...
Investigation of $K_{L,S} \rightarrow \pi^{+}\pi^{-}e^{+}e^{-}$ decays (2003)
Lai, A., Marras, D., Batley, J R., Bevan, A., Dosanjh, R S., Gershon, T J., ...
Precise measurements of the $K_{S} \to \gamma\gamma$ and $K_{L} \to \gamma\gamma$ decay rates (2003)
Lai, A., Marras, D., Batley, J R., Dosanjh, R S., Gershon, T J., Kalmus, G E., ...
Affiliations: CERN Imprint: 10 Oct 2002 Pages: 10 p Subjects: Particle Physics - Experimental Results Accelerator: CERN SPS Experiment: NA48 (CERN Expt. Grey Book) ; Divisional affiliation: EP See...
Investigation of $K_{L,S} \rightarrow \pi^{+}\pi^{-}e^{+}e^{-}$ decays (2003)
Lai, A., Marras, D., Batley, J R., Bevan, A., Dosanjh, R S., Gershon, T J., ...
Precise measurements of the $K_{S} \to \gamma\gamma$ and $K_{L} \to \gamma\gamma$ decay rates (2003)
Lai, A., Marras, D., Batley, J R., Dosanjh, R S., Gershon, T J., Kalmus, G E., ...
Affiliations: CERN Imprint: 10 Oct 2002 Pages: 10 p Subjects: Particle Physics - Experimental Results Accelerator: CERN SPS Experiment: NA48 (CERN Expt. Grey Book) ; Divisional affiliation: EP See...
Investigation of $K_{L,S} \rightarrow \pi^{+}\pi^{-}e^{+}e^{-}$ decays (2003)
Lai, A., Marras, D., Batley, J R., Bevan, A., Dosanjh, R S., Gershon, T J., ...
Precise measurements of the $K_{S} \to \gamma\gamma$ and $K_{L} \to \gamma\gamma$ decay rates (2003)
Lai, A., Marras, D., Batley, J R., Dosanjh, R S., Gershon, T J., Kalmus, G E., ...
Affiliations: CERN Imprint: 10 Oct 2002 Pages: 10 p Subjects: Particle Physics - Experimental Results Accelerator: CERN SPS Experiment: NA48 (CERN Expt. Grey Book) ; Divisional affiliation: EP See...
Precise measurements of the $K_{S}\to\gamma\gamma$ and $K_{L}\to\gamma\gamma$ decay rates (2002)
Lai, A, Marras, D, Batley, J Richard, Dosanjh, R S, Gershon, T J, Kalmus, George Ernest, ...
The K_S -> gammagamma decay rate has been measured with the NA48 detector using a high intensity short neutral beam from the CERN SPS. The measured branching ratio BR(K_S) -> gammagamma = (2.78 +-...
A precision measurement of direct CP violation in the decay of neutral kaons into two pions (2002)
Batley, J R., Dosanjh, R S., Gershon, T J., Kalmus, G E., Lazzeroni, C., Munday, D J., ...
The direct CP violation parameter Re($\epsilon'/\epsilon)$ has been measured from the decay rates of neutral kaons into two pions using the NA48 detector at the CERN SPS. The 2001 running period was...
A precision measurement of direct CP violation in the decay of neutral kaons into two pions (2002)
Batley, J Richard, Dosanjh, R S, Gershon, T J, Kalmus, George Ernest, Lazzeroni, C, Munday, D J, ...
The direct CP violation parameter Re($\epsilon'/\epsilon)$ has been measured from the decay rates of neutral kaons into two pions using the NA48 detector at the CERN SPS. The 2001 running period was...
A measurement of the $K_s$ lifetime (2002)
Lai, A., Marras, D., Batley, J R., Bevan, A., Dosanjh, R S., Gershon, T J., ...
A measurement of the $\KS$ lifetime is presented using data recorded by the NA48 experiment at the CERN-SPS during 1998 and 1999. The $\KS$ lifetime is derived from the ratio of decay time...
Precise measurement of the decay $K_{L} \to \pi^{0}\gamma\gamma$ (2002)
Lai, A, Marras, D, Bevan, A, Dosanjh, R S, Gershon, T J, Hay, B, ...
The decay rate of $\klpgg$ has been measured with the NA48 detector at the CERN SPS. A total of $2558$ $\klpgg$ candidates have been observed with a residual background of $3.2\%$. The branching...
A Measurement of the $K_{s}$ Lifetime (2002)
Lai, A, Marras, D, Batley, J Richard, Bevan, A, Dosanjh, R S, Gershon, T J, ...
A measurement of the $\KS$ lifetime is presented using data recorded by the NA48 experiment at the CERN-SPS during 1998 and 1999. The $\KS$ lifetime is derived from the ratio of decay time...
A precision measurement of direct CP violation in the decay of neutral kaons into two pions (2002)
Batley, JR, Dosanjh, RS, Kalmus, GE, Lazzeroni, C, Munday, DJ, ...
A measurement of the Ks lifetime (2002)
Lai, A, Marras, D, Batley, JR, Bevan, A, Dosanjh, RS, Gershon, TJ, ...
Precise measurement of the decay K-L ->pi(0)gamma gamma (2002)
Lai, A, Marras, D, Bevan, A, Dosanjh, RS, Gershon, TJ, Hay, B, ...
New measurements of the eta and Kappa(0) masses (2002)
Lai, A, Marras, D, Batley, JR, Bevan, AJ, Dosanjh, RS, Gershon, TJ, ...
A precision measurement of direct CP violation in the decay of neutral kaons into two pions (2002)
Batley, JR, Dosanjh, RS, Gershon, TJ, Kalmus, GE, Lazzeroni, C, Munday, DJ, ...
Search for the decay $K_{s} \to \pi^{0}\gamma\gamma$ (2002)
Lai, A., Marras, D., Batley, R., Bevan, A., Dosanjh, R S., Gershon, T J., ...
A search for the decay K_S -> pi0gammagamma has been made using the NA48 detector at the CERN SPS. Using data collected in 1999 during a 40-hour run with a high-intensity K_S, an upper limit for the...
Precise measurement of the decay $K_{L} \to\pi^{0}\gamma\gamma$ (2002)
Lai, A., Marras, D., Batley, J R., Bevan, A., Dosanjh, R S., Gershon, T J., ...
The decay rate of $\klpgg$ has been measured with the NA48 detector at the CERN SPS. A total of $2558$ $\klpgg$ candidates have been observed with a residual background of $3.2\%$. The branching...
New measurements of the $\eta$ and $K^0$ masses (2002)
Lai, A., Marras, D., Batley, J R., Bevan, A., Dosanjh, R S., Gershon, T J., ...
New measurements of the $\eta$ and $K^0$ masses have been performed using decays to 3$\pi^0$ with the NA48 detector at the CERN SPS. Using symmetric decays to reduce systematic effects, the results...
Search for the decay $K_{s} \to \pi^{0}\gamma\gamma$ (2002)
Lai, A., Marras, D., Batley, R., Bevan, A., Dosanjh, R S., Gershon, T J., ...
A search for the decay K_S -> pi0gammagamma has been made using the NA48 detector at the CERN SPS. Using data collected in 1999 during a 40-hour run with a high-intensity K_S, an upper limit for the...
Precise measurement of the decay $K_{L} \to\pi^{0}\gamma\gamma$ (2002)
Lai, A., Marras, D., Batley, J R., Bevan, A., Dosanjh, R S., Gershon, T J., ...
The decay rate of $\klpgg$ has been measured with the NA48 detector at the CERN SPS. A total of $2558$ $\klpgg$ candidates have been observed with a residual background of $3.2\%$. The branching...
New measurements of the $\eta$ and $K^0$ masses (2002)
Lai, A., Marras, D., Batley, J R., Bevan, A., Dosanjh, R S., Gershon, T J., ...
New measurements of the $\eta$ and $K^0$ masses have been performed using decays to 3$\pi^0$ with the NA48 detector at the CERN SPS. Using symmetric decays to reduce systematic effects, the results...
Search for the decay $K_{s} \to \pi^{0}\gamma\gamma$ (2002)
Lai, A., Marras, D., Batley, R., Bevan, A., Dosanjh, R S., Gershon, T J., ...
A search for the decay K_S -> pi0gammagamma has been made using the NA48 detector at the CERN SPS. Using data collected in 1999 during a 40-hour run with a high-intensity K_S, an upper limit for the...
Precise measurement of the decay $K_{L} \to\pi^{0}\gamma\gamma$ (2002)
Lai, A., Marras, D., Batley, J R., Bevan, A., Dosanjh, R S., Gershon, T J., ...
The decay rate of $\klpgg$ has been measured with the NA48 detector at the CERN SPS. A total of $2558$ $\klpgg$ candidates have been observed with a residual background of $3.2\%$. The branching...
New measurements of the $\eta$ and $K^0$ masses (2002)
Lai, A., Marras, D., Batley, J R., Bevan, A., Dosanjh, R S., Gershon, T J., ...
New measurements of the $\eta$ and $K^0$ masses have been performed using decays to 3$\pi^0$ with the NA48 detector at the CERN SPS. Using symmetric decays to reduce systematic effects, the results...
A precise measurement of the direct CP violation parameter $Re(\epsilon'/\epsilon)$ (2001)
Lai, A, Marras, D, Bevan, A, Dosanjh, R S, Gershon, T J, Hay, B, ...
The direct CP violation parameter \Ree\ has been measured from the decay rates of neutral kaons into two pions using the NA48 detector at the CERN SPS. With 3.3 million \klpiopio\ events collected...
Search for the decay $K_{s} \to \pi^{0}e^{+}e^{-}$ (2001)
Lai, A, Marras, D, Batley, J Richard, Bevan, A, Dosanjh, R S, Gershon, T J, ...
A search for the decay $\kspiee$ has been made using the NA48 detector at the CERN SPS. Using data collected in 1999 during a 40-hour run with a high-intensity $\ks$ beam, an upper limit for the...
Lai, A, Marras, D, Musa, L, Bevan, A, Dosanjh, R S, Gershon, T J, ...
A value of \( (-6.1\pm 0.9_{stat}\pm 0.5_{syst})\times 10^{-3} \) is obtained for the quadratic slope parameter \( h \) in the \( K_{L}\rightarrow 3\pi ^{0} \) decay Dalitz plot at the NA48...
Thermodynamic interpretation of the uniformity of the phase space probability measure (2001)
Uniformity of the probability measure of phase space is considered in the framework of classical equilibrium thermodynamics. For the canonical and the grand canonical ensembles, relations are given...
A precise measurement of the direct CP violation parameter Re(epsilon '/epsilon) (2001)
Lai, A, Marras, D, Bevan, A, Dosanjh, RS, Gershon, TJ, Hay, B, ...
Search for the decay K-s -> pi(0)e(+)e(-) (2001)
Lai, A, Marras, D, Batley, R, Bevan, A, Dosanjh, RS, Gershon, TJ, ...
Measurement of the quadratic slope parameter in the K-L -> 3 pi(0) decay Dalitz plot (2001)
Lai, A, Marras, D, Musa, L, Bevan, A, Dosanjh, RS, Gershon, TJ, ...
A new measurement of the branching ratio of $K_{s} \to \gamma\gamma$ (2000)
Lai, A, Marras, D, Bevan, A, Dosanjh, R S, Gershon, T J, Hay, B, ...
The decay rate of $\ksgg$ has been measured with the NA48 detector at the CERN SPS. A total of $149$ $\ksgg$ events have been observed. The branching ratio is determined to be $(2.58 \pm0.36(stat)...
Observation of the decay K-S -> pi(+)pi(-)e(+)e(-) (2000)
Lai, A, Marras, D, Musa, L, Bevan, A, Dosanjh, RS, Gershon, TJ, ...
A new measurement of the branching ratio of K-S -> gamma gamma (2000)
Lai, A, Marras, D, Bevan, A, Dosanjh, RS, Gershon, TJ, Hay, B, ...
A new measurement of direct CP violation in two pion decays of the neutral kaon (1999)
Fanti, V, Lai, A, Marras, D, Musa, L, Bevan, A V, Gershon, T J, ...
The NA48 experiment at CERN has performed a new measurement of direct CP violation, based on data taken in 1997 by simultaneously collecting $kl$ and $ks$ decays into $pipin$ and $pipic$. The result...
Adams, D, Adeva, B, Akdogan, T, Arik, E, Arvidson, A, Badelek, B, ...
A muon beam polarimeter was built for the SMC experiment at the CERN SPS, for beam energies of 100 and 190~GeV. The beam polarisation is determined from the asymmetry in the elastic scattering off...
Adeva, B, Arik, E, Arvidson, A, Badelek, B, Baum, G, Berglund, P, ...
We present the results of the spin asymmetries $A_1$ of the proton and the deuteron in the kinematic region extending down to $x=6\cdot 10^{-5}$ and $Q^2=0.01$ GeV$^2$. The data were taken with a...
Fanti, V, Lai, A, Musa, L, Marras, D, Nappi, A, Hay, B, ...
The decay rate of the neutral K meson $\mathrm{K_{L} \rightarrow e^{+}e^{-}\gamma}$ has been measured with the NA48 detector at the CERN SPS. A total of 6864 events has been observed with an...
A large streamer chamber muon tracking detector in a high-flux fixed-target application (1999)
Adams, D, Adeva, B, Arik, E, Arvidson, A, Badelek, B, Ballintijn, M K, ...
Arrays of limited streamer tubes of the Iarocci type were deployed in our experiment at CERN as part of a forward muon detector system with provisions for the beam to pass through the center of each...
The polarized double cell target of the SMC (1999)
Adams, D, Adeva, B, Arik, E, Arvidson, A, Badelek, B, Ballintijn, M K, ...
The polarized target of the Spin Muon Collaboration at CERN was used for deep inelastic muon scattering experiments during 1993 to 1996 with a polarized muon beam to investigate the spin structure of...
Direct search for light gluinos (1999)
Fanti, V., Lai, A., Musa, L., Marras, D., Nappi, A., Hay, B., ...
We present the results for a direct search for light gluinos through the appearance of $\eta\rightarrow 3\pin$ with high transverse momentum in the vacuum tank of the NA48 experiment at CERN. We find...
Direct search for light gluinos (1999)
Fanti, V., Lai, A., Musa, L., Marras, D., Nappi, A., Hay, B., ...
We present the results for a direct search for light gluinos through the appearance of $\eta\rightarrow 3\pin$ with high transverse momentum in the vacuum tank of the NA48 experiment at CERN. We find...
Direct search for light gluinos (1999)
Fanti, V., Lai, A., Musa, L., Marras, D., Nappi, A., Hay, B., ...
We present the results for a direct search for light gluinos through the appearance of $\eta\rightarrow 3\pin$ with high transverse momentum in the vacuum tank of the NA48 experiment at CERN. We find...
Direct search for light gluinos (1998)
Fanti, V, Lai, A, Musa, L, Marras, D, Nappi, A, Hay, B, ...
We present the results for a direct search for light gluinos through the appearance of $\eta\rightarrow 3\pin$ with high transverse momentum in the vacuum tank of the NA48 experiment at CERN. We find...
A next-to-leading order QCD analysis of the spin structure function $g_1$ (1998)
Adeva, B, Akdogan, T, Arik, E, Badelek, B, Bardin, G, Baum, G, ...
We present a next-to-leading order QCD analysis of the presently available data on the spin structure function $g_1$ including the final data from the Spin Muon Collaboration (SMC). We present resu...
Adeva, B, Akdogan, T, Arik, E, Arvidson, A, Badelek, B, Bardin, G, ...
We present the final results of the spin asymmetries $A_1$ and the spin structure functions $g_1$ of the proton and the deuteron in the kinematic range $0.0008
Search for Anomaly at High x in Polarized Deep Inelastic Scattering Data (1998)
An idea of possible anomalous contribution of non-perturbative origin to the nucleon spin was examined by analysing data on spin asymmetries in polarized deep inelastic scattering of leptons on...
Polarised quark distributions in the nucleon from semi-inclusive spin asymmetries (1997)
Adeva, B, Akdogan, T, Arik, E, Arvidson, A, Badelek, B, Bardin, G, ...
We present a measurement of semi-inclusive spin asymmetries for positively and negatively charged hadrons from deep inelastic scattering of polarised muons on polarised protons and deuterons in the...
A Line-shape analysis for spin-1 NMR signals (1997)
Dulya, C M, Adams, D, Adeva, B, Arik, E, Arvidson, A, Badelek, B, ...
Adeva, B, Arik, E, Arvidson, A, Badelek, B, Bardin, G, Baum, G, ...
We present a new measurement of the virtual photon proton asymmetry $A_1^{\rm p}$ from deep inelastic scattering of polarized muons on polarized protons in the kinematic range $0.0008 < x < 0.7$ and...
Adeva, B, Arik, E, Arvidson, A, Badelek, B, Baum, G, Berglund, P, ...
The 1996 data taking of the SMC experiment used polarized protons to measure the spin dependent structure function $g_1$ of the proton. Three liters of solid granular ammonia were irradiated at the...
Spin structure of the proton from polarized inclusive deep-inelastic muon-proton scattering (1997)
Adams, D, Adeva, B, Arik, E, Arvidson, A, Badelek, B, Ballintijn, M K, ...
We have measured the spin-dependent structure function $g_1^{\rm p}$ in inclusive deep-inelastic scattering of polarized muons off polarized protons, in the kinematic range $0.003 < x < 0.7$ and...
Adams, D, Adeva, B, Akdogan, T, Arik, E, Arvidson, A, Badelek, B, ...
We present a new measurement of the spin-dependent structure function $g_1^{\rm d}$ of the deuteron from deep inelastic scattering of $190~\mbox{GeV}$ polarized muons on polarized deuterons. The...
Adeva, B, Arik, E, Arvidson, A, Badelek, B, Ballintijn, M K, Bardin, G, ...
We present a measurement of semi-inclusive spin asymmetries for positively and negatively charged hadrons from deep inelastic scattering of polarised muons on polarised protons and deuterons in the...
Large enhancement of deuteron polarization with frequency modulated microwaves (1995)
Adeva, B, Ahmad, E, Arik, S, Arvidson, A, Badelek, B, Ballintijn, M K, ...
We report a large enhancement of 1.7 in deuteron polarization up to values of 0.6 due to frequency modulation of the polarizing microwaves in a two liters polarized target using the method of dynamic...
A new measurement of the spin-dependent structure function $g_{1}(x)$ of the deuteron (1995)
Adams, D, Adeva, B, Arik, E, Arvidson, A, Badelek, B, Ballintijn, M K, ...
Enhancement of nuclear polarization with frequency modulated microwaves (1995)
Adeva, B, Arik, E, Ahmad, S, Arvidson, A, Badelek, B, Ballintijn, M K, ...
Cascades of nuclear interactions in liquid hydrogen (1994)
Gaitinov, A S, Glagolev, V V, Kolenko, A P, Siemiarczuk, T, Trutko, M A, Wislicki, W
Spin asymmetry in muon-proton deep inelastic scattering on a transversely-polarized target (1994)
Adams, D, Adeva, B, Arik, E, Arvidson, A, Badelek, B, Ballintijn, M K, ...
We measured the spin asymmetry in the scattering of 100 GeV longitudinally-polarized muons on transversely polarized protons. The asymmetry was found to be compatible with zero in the kinematic range...
Measurement of the spin-dependent structure function g$_{1}$(x) of the proton (1994)
Adams, D, Adeva, B, Arik, E, Arvidson, A, Badelek, B, Ballintijn, M K, ...
Abstract : We have measured the spin-dependent structure function g_1^p of the proton in deep inelastic scattering of polarized muons off polarized protons, in the kinematic range 0.003
Measurement of the deuteron polarization in a large target (1994)
Adeva, B, Ahmad, S, Arvidson, A, Badelek, B, Ballintijn, M K, Bardin, G, ...
Measurement of the polarisation of a high-energy muon beam (1993)
Adeva, B, Ahmad, S, Arvidson, A, Badelek, B, Ballintijn, M K, Bardin, G, ...