G. Unal

Publication List Details

Period

1990 - 2008

Number

267

Co-Authors

Expected Performance of the ATLAS Experiment - Detector, Trigger and Physics (2008)

Abat, E., Abbott, B., Abdallah, J., Abdelalim, A. A., Abdesselam, A., ...

A detailed study is presented of the expected performance of the ATLAS detector. The reconstruction of tracks, leptons, photons, missing energy and jets is investigated, together with the performance...

Pearling: Stroke segmentation with crusted pearl strings (2008)

B. Whited, J. Rossignac, G. Slabaugh, T. Fang, G. Unal

Abstract. We introduce a novel segmentation technique, called Pearling, for the semi-automatic extraction of idealized models of networks of strokes (variable width curves) in images. These networks...

The final measurement of / by NA48 (2008)

Unal Laboratoire De, G. Unal

INTRODUCTION 1.1. CP violation in the neutral kaon system CP violation has been discovered in the neutral kaon system in 1964 [1]. The main component of the e#ect [2] occurs in the mixing between K 0...

Precision Measurement of the (2007)

Mass And The, Physical Journal C, V. Fanti, A. Lai, D. Marras, L. Musa, ...

. A new precision measurement of the # 0 mass has been performed at the NA48 experiment at the CERN SPS. The value obtained is [1314.820.06 (stat.) 0.2 (syst.)] MeV/c 2 . The branching ratios of # 0...

THE EUROPEAN PHYSICAL JOURNAL C (2007)

V. Fanti, A. Lai, L. Musa, M. G. Setzu, G. Barr, G. Bocquet, ...

c ○ Springer-Verlag 1999 A measurement of the transverse polarization of Λ-hyperons

The Final Measurement of Ffl (2007)

Ffl By Na, G. Unal

INTRODUCTION 1.1. CP violation in the neutral kaon system CP violation has been discovered in the neutral kaon system in 1964 [1]. The main component of the effect [2] occurs in the mixing between K...

Measurement of Ffl (2007)

Ffl With Na, G. Unal

Introduction CP violation has been discovered in the neutral kaon system in 1964 [1]. The main component of the effect [2] occurs in the mixing between K 0 and K 0 eigenstates. The physical states K...

Response Uniformity of the ATLAS Liquid Argon Electromagnetic Calorimeter (2007)

Aharrouche, M., Colas, J., Di Ciaccio, L., Kacimi, M. El, Gaumer, O., Gouanere, M., ...

The construction of the ATLAS electromagnetic liquid argon calorimeter modules is completed and all the modules are assembled and inserted in the cryostats. During the production period four barrel...

Measurement of the Ratio $\Gamma(K_L \to \pi^+ \pi^-)/\Gamma(K_L \to \pi\pm e \mp\nu)$ and Extraction of the CP Violation Parameter $|\eta+-|$ (2007)

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...

ATLAS liquid argon calorimeter back end electronics (2007)

Bán, J, Bazan, A, Bellachia, F, Blondel, A, Böttcher, S, Clark, A, ...

The Liquid Argon calorimeters play a central role in the ATLAS (A Toroidal LHC Apparatus) experiment. The environment at the Large Hadron Collider (LHC) imposes strong constraints on the detectors...

ATLAS liquid argon calorimeter back end electronics (2007)

Bán, J., Bazan, A., Bellachia, F., Blondel, A., Böttcher, S., Clark, A., ...

The Liquid Argon calorimeters play a central role in the ATLAS (A Toroidal LHC Apparatus) experiment. The environment at the Large Hadron Collider (LHC) imposes strong constraints on the detectors...

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.

ATLAS liquid argon calorimeter back end electronics (2007)

Bán, J., Bazan, A., Bellachia, F., Blondel, A., Böttcher, S., Clark, A., ...

The Liquid Argon calorimeters play a central role in the ATLAS (A Toroidal LHC Apparatus) experiment. The environment at the Large Hadron Collider (LHC) imposes strong constraints on the detectors...

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.

ATLAS liquid argon calorimeter back end electronics (2007)

Bán, J., Bazan, A., Bellachia, F., Blondel, A., Böttcher, S., Clark, A., ...

The Liquid Argon calorimeters play a central role in the ATLAS (A Toroidal LHC Apparatus) experiment. The environment at the Large Hadron Collider (LHC) imposes strong constraints on the detectors...

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.

Pearling: 3d interactive extraction of tubular structures from volumetric images (2007)

J. Rossignac, B. Whited, G. Slabaugh, T. Fang, G. Unal

Abstract. This paper presents Pearling, a novel three-dimensional approach to the interactive segmentation and modeling of tubular structures from a volumetric image. Given a user-supplied...

Measurement of the Ratio Gamma $(KL \to \pi^{+} \pi^{-})/Gamma(KL \to \pi e \nu)$ and Extraction of the CP Violation Parameter $|\eta+-|$ (2006)

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...

Energy linearity and resolution of the ATLAS electromagnetic barrel calorimeter in an electron test-beam (2006)

Aharrouche, M., Colas, J., Di Ciaccio, L., El Kacimi, M., Gaumer, O., Gouanère, M., ...

A module of the ATLAS electromagnetic barrel liquid argon calorimeter was exposed to the CERN electron test-beam at the H8 beam line upgraded for precision momentum measurement. The available...

Measurement of the Ratio $\Gamma(K_L \rightarrow \pi^+\pi^-) / \Gamma(K_L \rightarrow \pi^{\pm}e^{\mp}\nu)$ and Extraction of the CP Violation Parameter $|\eta_{+-}|$ (2006)

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...

Measurement of $k^0 _{\mu 3}$ form factors (2006)

Lai, A, Marras, D, Bevan, A, Dosanjh, R S, Gershon, T J, Hay, B, ...

This paper reports on a new high precision measurement of the form factors of the $\rm K_{L}\rightarrow~\pi^{\pm}~\mu^{\mp}~\nu_{\mu}$} decay. The data sample of about 2.3X10^6 events was recorded in...

Higgs physics at LHC (2006)

Unal, G

This is a review of Higgs physics at LHC. The topics covered are the search of the Standard Model Higgs boson (with emphasis on the low mass region), the measurements of the Higgs boson properties...

Energy Linearity and Resolution of the ATLAS Electromagnetic Barrel Calorimeter in an Electron Test-Beam (2006)

Aharrouche, M, Colas, Jacques, Di Ciaccio, L, El-Kacimi, M, Gaumer, O, Gouanère, M, ...

A module of the ATLAS electromagnetic barrel liquid argon calorimeter was exposed to the CERN electron test-beam at the H8 beam line upgraded for precision momentum measurement. The available...

Performances of the NA48 Liquid Krypton calorimeter (2006)

Unal, G.

The NA48 experiments aims at a precise measurement of direct CP violation in the neutral Kaon system. This puts stringent requirements on the electromagnetic calorimeter used to detect photons of...

Construction, assembly and tests of the ATLAS electromagnetic barrel calorimeter (2006)

Aubert, B., Beaugiraud, B., Colas, J., Delebecque, P., Di Ciaccio, L., El Kacimi, M., ...

The construction and assembly of the two half barrels of the ATLAS central electromagnetic calorimeter and their insertion into the barrel cryostat are described. The results of the qualification...

Construction, assembly and tests of the ATLAS electromagnetic barrel calorimeter (2006)

Aubert, B., Beaugiraud, B., Colas, J., Delebecque, P., Di Ciaccio, L., El Kacimi, M., ...

The construction and assembly of the two half barrels of the ATLAS central electromagnetic calorimeter and their insertion into the barrel cryostat are described. The results of the qualification...

Energy linearity and resolution of the ATLAS electromagnetic barrel calorimeter in an electron test-beam (2006)

Aharrouche, M., Colas, J., Di Ciaccio, L., El Kacimi, M., Gaumer, O., Gouanère, M., ...

A module of the ATLAS electromagnetic barrel liquid argon calorimeter was exposed to the CERN electron test-beam at the H8 beam line upgraded for precision momentum measurement. The available...

Construction, assembly and tests of the ATLAS electromagnetic barrel calorimeter (2006)

Aubert, B., Beaugiraud, B., Colas, J., Delebecque, P., Di Ciaccio, L., El Kacimi, M., ...

The construction and assembly of the two half barrels of the ATLAS central electromagnetic calorimeter and their insertion into the barrel cryostat are described. The results of the qualification...

Construction, assembly and tests of the ATLAS electromagnetic barrel calorimeter (2006)

Aubert, B., Beaugiraud, B., Colas, J., Delebecque, P., Di Ciaccio, L., El Kacimi, M., ...

The construction and assembly of the two half barrels of the ATLAS central electromagnetic calorimeter and their insertion into the barrel cryostat are described. The results of the qualification...

Construction, assembly and tests of the ATLAS electromagnetic barrel calorimeter (2006)

Aubert, B., Beaugiraud, B., Colas, J., Delebecque, P., Di Ciaccio, L., El Kacimi, M., ...

The construction and assembly of the two half barrels of the ATLAS central electromagnetic calorimeter and their insertion into the barrel cryostat are described. The results of the qualification...

HIGGS PHYSICS AT THE LHC ∗ (2006)

G. Unal

This is a non exhaustive overview of Higgs physics at the LHC.

Construction, assembly and tests of the ATLAS electromagnetic barrel calorimeter (2005)

Aubert, B, Beaugiraud, B, Colas, Jacques, Delebecque, P, Di Ciaccio, L, El-Kacimi, M, ...

The construction and assembly of the two half barrels of the ATLAS central electromagnetic calorimeter and their insertion into the barrel cryostat are described. The results of the qualification...

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...

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...

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...

Measurement of the Branching Ratio and Form Factors for the Decay \boldmath $K_L\to\pi^{\pm}\pi^0e^{\mp}\nu_e(\bar\nu_e)$ (2005)

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...

Position resolution and particle identification with the ATLAS EM calorimeter (2005)

Colas, J., Di Ciaccio, L., El Kacimi, M., Gaumer, O., Gouanère, M., Goujdami, D., ...

In the years between 2000 and 2002 several pre-series and series modules of the ATLAS EM barrel and end-cap calorimeter were exposed to electron, photon and pion beams. The performance of the...

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...

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...

Position resolution and particle identification with the ATLAS EM calorimeter (2005)

Colas, J., Di Ciaccio, L., El Kacimi, M., Gaumer, O., Gouanère, M., Goujdami, D., ...

In the years between 2000 and 2002 several pre-series and series modules of the ATLAS EM barrel and end-cap calorimeter were exposed to electron, photon and pion beams. The performance of the...

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...

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...

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...

Measurement of the branching ratio of the deca $K_{L} /to \pi^{\pm}e^{\mp}\nu$ and extraction of the CKM parameter Vus (2004)

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...

A Step Towards A Computing Grid For The LHC Experiments: ATLAS Data Challenge 1 (2004)

Sturrock, R, Bischof, R, Epp, B, Ghete, V M, Kuhn, D, Mello, A G, ...

The ATLAS Collaboration at CERN is preparing for the data taking and analysis at the LHC that will start in 2007. Therefore, a series of Data Challenges was started in 2002 whose goals are the...

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....

Measurement of the branching ratio and form factors for the decay $K_{L} \to \pi^{\pm}\pi^{0} e^{\mp}\nu_{e}(\bar{\nu}_{e})$ (2004)

Batley, J Richard, Dosanjh, R S, Gershon, T J, Kalmus, George Ernest, Lazzeroni, C, Munday, D J, ...

The K_L -> pi+- pi0 e-+ nu_e(nubar_e) decau was investigated with the NA48 detector at CERN SPS using a beam of long-lived neutral kaons. The branching ratio Br(K_L -> pi+- pi0 e-+...

Measurement of the Branching Ratio and Form Factors for the Decay \boldmath $K_L\to\pi^{\pm}\pi^0e^{\mp}\nu_e(\bar\nu_e)$ (2004)

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 $\Xi^0 \rightarrow \Lambda gamma$ 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 Branching Ratio and Form Factors for the Decay \boldmath $K_L\to\pi^{\pm}\pi^0e^{\mp}\nu_e(\bar\nu_e)$ (2004)

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 $\Xi^0 \rightarrow \Lambda gamma$ 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 (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....

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...

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...

First observation of the $K_S \to \pi^0 \gamma \gamma$ decay (2003)

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...

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...

First observation of the $K_S \to \pi^0 \gamma \gamma$ decay (2003)

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...

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 (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 (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 (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 +-...

The final measurement of $\epsilon'\epsilon$ by NA48 (2002)

Unal, G

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...

The final measurement of $\epsilon'\epsilon$ by NA48 (2002)

Unal, G.

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 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...

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...

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...

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 measurement of the $K_s$ lifetime (2002)

Lai, A., Marras, D., Batley, J R., Bevan, A., Dosanjh, R S., Gershon, T J., ...

Abstract: 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...

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...

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...

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 measurement of the $K_s$ lifetime (2002)

Lai, A., Marras, D., Batley, J R., Bevan, A., Dosanjh, R S., Gershon, T J., ...

Abstract: 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...

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...

Measurement of the quadratic slope parameter in the $K_{L}\rightarrow 3\pi^{0}$ decay Dalitz plot (2001)

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...

Measurement of the quadratic slope parameter in the $K_{L} \rightarrow 3\pi^{0}$ decay Dalitz plot (2001)

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...

Search for the decay $K_{s} \to \pi^{0}e^{+}e^{-}$ (2001)

Lai, A., Marras, D., Batley, R., 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...

Measurement of the quadratic slope parameter in the $K_{L} \rightarrow 3\pi^{0}$ decay Dalitz plot (2001)

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...

Search for the decay $K_{s} \to \pi^{0}e^{+}e^{-}$ (2001)

Lai, A., Marras, D., Batley, R., 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...

Performances of the NA48 Liquid Krypton calorimeter (2001)

Unal, G.

The NA48 experiments aims at a precise measurement of direct CP violation in the neutral Kaon system. This puts stringent requirements on the electromagnetic calorimeter used to detect photons of...

Performances of the NA48 Liquid Krypton calorimeter (2000)

Unal, G

The NA48 experiments aims at a precise measurement of direct CP violation in the neutral Kaon system. This puts stringent requirements on the electromagnetic calorimeter used to detect photons of...

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)...

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...

Measurement of the decay rate and form factor parameter $\alpha_{K}*$ in the decay $K_{L} \rightarrow e^{+}e^{-}\gamma$ (1999)

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...

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 (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...

Space charge in ionization detectors and the NA48 electromagnetic calorimeter (1998)

Palestini, S, Barr, Giles David, Ceccucci, Augusto, Cogan, J, Cundy, Donald C, Fischer, G, ...

The subject of space charge due to positive ions slowly moving in parallel plate ionization chambers is considered. A model for the degradation of the detector response is developed, with particular...

First Measurement of the Rate $K^0_L \to \pi \mu \nu \gamma$ (1997)

Bender, M, Augustin, I, Holder, M, Schwarze, I, Ziolkowski, M, Fanti, V, ...

In a preliminary version of the NA48 experiment at the CERN SPS, in which an iron- scintillator sandwich calorimeter was used as a photon detector, the ratio of K$_L \to \pi\mu\nu\gamma$ and K$_L \to...

A Step Towards A Computing Grid For The LHC Experiments: ATLAS Data Challenge 1

Sturrock,R., Bischof,R., Epp,B., Ghete,V. M., Kuhn,D., Mello,A. G., ...

The ATLAS Collaboration at CERN is preparing for the data taking and analysis at the LHC that will start in 2007. Therefore, a series of Data Challenges was started in 2002 whose goals are the...

A Step Towards A Computing Grid For The LHC Experiments: ATLAS Data Challenge 1

Sturrock, R., Bischof, R., Epp, B., Ghete, V. M., Kuhn, D., Mello, A. G., ...

The ATLAS Collaboration at CERN is preparing for the data taking and analysis at the LHC that will start in 2007. Therefore, a series of Data Challenges was started in 2002 whose goals are the...

Calorimeter clustering algorithms: Description and performance

Lampl, W., Laplace, S., Lelas, D., Loch, P., Ma, H., Menke, S., ...

This note describes the performance of the calorimeter clustering algorithms used for ATLAS, and which provide inputs for particle identification. ATLAS uses two principal algorithms. The first is...

Digitization of LAr calorimeter for CSC simulations

The Atlas Collaboration, Lampl, W., Laplace, S., Ma, H., Menke, S., Unal, G.

This note describes the digitization of the LAr signals, which is the step creating RDO from Geant4 Hits, as used during the production of the CSC simulated samples with athena release 12.