A. Apostolakis

Publication List Details

Period

1973 - 2003

Number

237

Co-Authors

Physics at CPLEAR (2003)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, Gerhard., Bargassa, P., Bee, C.P., ...

LEAR offered unique opportunities to study the symmetries which exist between matter and antimatter. At variance with other approaches at this facility, CPLEAR was an experiment devoted to the study...

Physics at CPLEAR (2003)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, Gerhard., Bargassa, P., Bee, C.P., ...

LEAR offered unique opportunities to study the symmetries which exist between matter and antimatter. At variance with other approaches at this facility, CPLEAR was an experiment devoted to the study...

A detailed description of the analysis of the decay of neutral kaons to $\pi^+ \pi^-$ in the CPLEAR experiment (2000)

Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., Behnke, O., Benelli, A., ...

A detailed description is given of the analysis of neutral kaons decaying to \pipi , based on the complete data sample collected with the CPLEAR experiment.Using a novel approach involving initially...

A detailed description of the analysis of the decay of neutral kaons to $\pi^+ \pi^-$ in the CPLEAR experiment (2000)

Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., Behnke, O., Benelli, A., ...

A detailed description is given of the analysis of neutral kaons decaying to \pipi , based on the complete data sample collected with the CPLEAR experiment.Using a novel approach involving initially...

A detailed description of the analysis of the decay of neutral kaons to $\pi^+ \pi^-$ in the CPLEAR experiment (2000)

Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., Behnke, O., Benelli, A., ...

A detailed description is given of the analysis of neutral kaons decaying to \pipi , based on the complete data sample collected with the CPLEAR experiment.Using a novel approach involving initially...

A detailed description of the analysis of the decay of neutral kaons to $\pi^+ \pi^-$ in the CPLEAR experiment (2000)

Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., Behnke, O., Benelli, A., ...

A detailed description is given of the analysis of neutral kaons decaying to \pipi , based on the complete data sample collected with the CPLEAR experiment.Using a novel approach involving initially...

A detailed description of the analysis of the decay of neutral kaons to $\pi^+ \pi^-$ in the CPLEAR experiment (2000)

Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., Behnke, O., Benelli, A., ...

A detailed description is given of the analysis of neutral kaons decaying to \pipi , based on the complete data sample collected with the CPLEAR experiment.Using a novel approach involving initially...

Experimental verification of neutron phenomenology in lead and transmutation by adiabatic resonance crossing in accelerator driven systems (1999)

Arnould, H., Bompas, C A., Del Moral, R., Lacoste, V., Vlachoudis, V., Aleixandre, J., ...

Energy and space distributions of spallation neutrons (from 2.5 and 3.57 GeV/c CERN proton beams) slowing down in a 3.3 x 3.3 x 3 m3 lead volume and neutron capture rates on long-lived fission...

Dispersion relation analysis of the neutral kaon regeneration amplitude in carbon (1999)

Angelopoulos, A., Apostolakis, A., Backenstoss, G., Aslanides, E., Bargassa, P., Behnke, O., ...

We apply a forward dispersion relation to the regeneration amplitude for kaon scattering on $\PCtw$ using all available data. The CPLEAR data at low energies allow the determination of the net...

Experimental verification of neutron phenomenology in lead and transmutation by adiabatic resonance crossing in accelerator driven systems (1999)

Arnould, H., Bompas, C A., Del Moral, R., Lacoste, V., Vlachoudis, V., Aleixandre, J., ...

Energy and space distributions of spallation neutrons (from 2.5 and 3.57 GeV/c CERN proton beams) slowing down in a 3.3 x 3.3 x 3 m3 lead volume and neutron capture rates on long-lived fission...

Dispersion relation analysis of the neutral kaon regeneration amplitude in carbon (1999)

Angelopoulos, A., Apostolakis, A., Backenstoss, G., Aslanides, E., Bargassa, P., Behnke, O., ...

We apply a forward dispersion relation to the regeneration amplitude for kaon scattering on $\PCtw$ using all available data. The CPLEAR data at low energies allow the determination of the net...

Experimental verification of neutron phenomenology in lead and transmutation by adiabatic resonance crossing in accelerator driven systems (1999)

Arnould, H., Bompas, C.A., Del Moral, R., Lacoste, V., Vlachoudis, V., Aleixandre, J., ...

Energy and space distributions of spallation neutrons (from 2.5 and 3.57 GeV/c CERN proton beams) slowing down in a 3.3 x 3.3 x 3 m3 lead volume and neutron capture rates on long-lived fission...

Dispersion relation analysis of the neutral kaon regeneration amplitude in carbon (1999)

Angelopoulos, A., Apostolakis, A., Backenstoss, G., Aslanides, E., Bargassa, P., Behnke, O., ...

We apply a forward dispersion relation to the regeneration amplitude for kaon scattering on $\PCtw$ using all available data. The CPLEAR data at low energies allow the determination of the net...

Experimental verification of neutron phenomenology in lead and transmutation by adiabatic resonance crossing in accelerator driven systems (1999)

Arnould, H., Bompas, C.A., Del Moral, R., Lacoste, V., Vlachoudis, V., Aleixandre, J., ...

Energy and space distributions of spallation neutrons (from 2.5 and 3.57 GeV/c CERN proton beams) slowing down in a 3.3 x 3.3 x 3 m3 lead volume and neutron capture rates on long-lived fission...

Dispersion relation analysis of the neutral kaon regeneration amplitude in carbon (1999)

Angelopoulos, A., Apostolakis, A., Backenstoss, G., Aslanides, E., Bargassa, P., Behnke, O., ...

We apply a forward dispersion relation to the regeneration amplitude for kaon scattering on $\PCtw$ using all available data. The CPLEAR data at low energies allow the determination of the net...

Experimental verification of neutron phenomenology in lead and transmutation by adiabatic resonance crossing in accelerator driven systems (1999)

Arnould, H., Bompas, C.A., Del Moral, R., Lacoste, V., Vlachoudis, V., Aleixandre, J., ...

Energy and space distributions of spallation neutrons (from 2.5 and 3.57 GeV/c CERN proton beams) slowing down in a 3.3 x 3.3 x 3 m3 lead volume and neutron capture rates on long-lived fission...

Dispersion relation analysis of the neutral kaon regeneration amplitude in carbon (1999)

Angelopoulos, A., Apostolakis, A., Backenstoss, G., Aslanides, E., Bargassa, P., Behnke, O., ...

We apply a forward dispersion relation to the regeneration amplitude for kaon scattering on $\PCtw$ using all available data. The CPLEAR data at low energies allow the determination of the net...

Indoor Radiation Measurements in Greece (1999)

Pappas, E., Karaiskos, P., Angelopoulos, A., Apostolakis, A., Baras, P., Rozaki-Mavrouli, H., ...

A home-made, low cost, high speed, etched track detector measuring system, equipped with automatic track counting and classification procedures, was developed to measure and analyse quickly and...

Measurement of the $K_{L}-K_{S}$ mass difference using semileptonic decays of tagged neutral kaons (1998)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., Behnke, O., ...

We report on a new measurement of the \kl--\ks\ mass difference \dm\ using the CPLEAR full data sample of neutral-kaon decays to \semi. The result is $\dm = (0.5295 \pm 0.0020_{\stat} \pm...

First direct observation of time-reversal non-invariance in the neutral-kaon system (1998)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., Behnke, O., ...

We report on the first observation of time-reversal symmetry violation through a comparison of the probabilities of $\knb$ transforming into $\kn$ and $\kn$ into $\knb$ as a function of the...

A determination of the CPT violation parameter Re($\delta$) from the semileptonic decay of strangeness-tagged neutral kaons (1998)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., Behnke, O., ...

We have improved by two orders of magnitude the limit currently available for the CPT violation parameter \red . To this purpose we have analyzed the full sample of neutral-kaon decays to \semi\...

Direct determination of two-pion correlations for $\overline{p}p \to 2\pi^{+}2\pi^{-}$ annihilation at rest (1998)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Backenstoss, G., Behnke, O., ...

Abstract: We study $\pi\pi$ correlations in the exclusive reaction $\ppb \to 2\pi^+2\pi^-$ at rest measured by the CPLEAR experiment. Avoiding the introduction of an arbitrary reference sample, we...

Measurement of the CP-violation parameter $\eta_{00}$ using tagged $\overline{K^{0}}$ and $K^{0}$ (1998)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Backenstoss, G., Behnke, O., ...

Abstract: The CP-violation parameter \etazero\ is determined through the eigentime-dependent asymmetry in the rates of initially tagged \kzerob\ and \kzero\ decaying to \pizero \pizero. From the...

An EPR experiment testing the non-separability of the $K^{0} \overline{K^{0}}$ wave function (1998)

Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., Behnke, O., Benelli, A., ...

Abstract: The EPR-type strangeness correlation in the \PKz \PaKz ~system produced in the reaction $\Pap \Pp \rightarrow \PKz \PaKz$ at rest has been tested using the CPLEAR detector. The strangeness...

Measurement of the $K_{L}-K_{S}$ mass difference using semileptonic decays of tagged neutral kaons (1998)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., Behnke, O., ...

We report on a new measurement of the \kl--\ks\ mass difference \dm\ using the CPLEAR full data sample of neutral-kaon decays to \semi. The result is $\dm = (0.5295 \pm 0.0020_{\stat} \pm...

First direct observation of time-reversal non-invariance in the neutral-kaon system (1998)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., Behnke, O., ...

We report on the first observation of time-reversal symmetry violation through a comparison of the probabilities of $\knb$ transforming into $\kn$ and $\kn$ into $\knb$ as a function of the...

A determination of the CPT violation parameter Re($\delta$) from the semileptonic decay of strangeness-tagged neutral kaons (1998)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., Behnke, O., ...

We have improved by two orders of magnitude the limit currently available for the CPT violation parameter \red . To this purpose we have analyzed the full sample of neutral-kaon decays to \semi\...

Direct determination of two-pion correlations for $\overline{p}p \to 2\pi^{+}2\pi^{-}$ annihilation at rest (1998)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Backenstoss, G., Behnke, O., ...

Abstract: We study $\pi\pi$ correlations in the exclusive reaction $\ppb \to 2\pi^+2\pi^-$ at rest measured by the CPLEAR experiment. Avoiding the introduction of an arbitrary reference sample, we...

Measurement of the CP-violation parameter $\eta_{00}$ using tagged $\overline{K^{0}}$ and $K^{0}$ (1998)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Backenstoss, G., Behnke, O., ...

Abstract: The CP-violation parameter \etazero\ is determined through the eigentime-dependent asymmetry in the rates of initially tagged \kzerob\ and \kzero\ decaying to \pizero \pizero. From the...

An EPR experiment testing the non-separability of the $K^{0} \overline{K^{0}}$ wave function (1998)

Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., Behnke, O., Benelli, A., ...

Abstract: The EPR-type strangeness correlation in the \PKz \PaKz ~system produced in the reaction $\Pap \Pp \rightarrow \PKz \PaKz$ at rest has been tested using the CPLEAR detector. The strangeness...

Measurement of the $K_{L}-K_{S}$ mass difference using semileptonic decays of tagged neutral kaons (1998)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., Behnke, O., ...

We report on a new measurement of the \kl--\ks\ mass difference \dm\ using the CPLEAR full data sample of neutral-kaon decays to \semi. The result is $\dm = (0.5295 \pm 0.0020_{\stat} \pm...

First direct observation of time-reversal non-invariance in the neutral-kaon system (1998)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., Behnke, O., ...

We report on the first observation of time-reversal symmetry violation through a comparison of the probabilities of $\knb$ transforming into $\kn$ and $\kn$ into $\knb$ as a function of the...

A determination of the CPT violation parameter Re($\delta$) from the semileptonic decay of strangeness-tagged neutral kaons (1998)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., Behnke, O., ...

We have improved by two orders of magnitude the limit currently available for the CPT violation parameter \red . To this purpose we have analyzed the full sample of neutral-kaon decays to \semi\...

Direct determination of two-pion correlations for $\overline{p}p \to 2\pi^{+}2\pi^{-}$ annihilation at rest (1998)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Backenstoss, G., Behnke, O., ...

We study $\pi\pi$ correlations in the exclusive reaction $\ppb \to 2\pi^+2\pi^-$ at rest measured by the CPLEAR experiment. Avoiding the introduction of an arbitrary reference sample, we analyse...

Measurement of the CP-violation parameter $\eta_{00}$ using tagged $\overline{K^{0}}$ and $K^{0}$ (1998)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Backenstoss, G., Behnke, O., ...

The CP-violation parameter \etazero\ is determined through the eigentime-dependent asymmetry in the rates of initially tagged \kzerob\ and \kzero\ decaying to \pizero \pizero. From the analysis of...

An EPR experiment testing the non-separability of the $K^{0} \overline{K^{0}}$ wave function (1998)

Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., Behnke, O., Benelli, A., ...

Abstract: The EPR-type strangeness correlation in the \PKz \PaKz ~system produced in the reaction $\Pap \Pp \rightarrow \PKz \PaKz$ at rest has been tested using the CPLEAR detector. The strangeness...

Measurement of the $K_{L}-K_{S}$ mass difference using semileptonic decays of tagged neutral kaons (1998)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., Behnke, O., ...

We report on a new measurement of the \kl--\ks\ mass difference \dm\ using the CPLEAR full data sample of neutral-kaon decays to \semi. The result is $\dm = (0.5295 \pm 0.0020_{\stat} \pm...

First direct observation of time-reversal non-invariance in the neutral-kaon system (1998)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., Behnke, O., ...

We report on the first observation of time-reversal symmetry violation through a comparison of the probabilities of $\knb$ transforming into $\kn$ and $\kn$ into $\knb$ as a function of the...

A determination of the CPT violation parameter Re($\delta$) from the semileptonic decay of strangeness-tagged neutral kaons (1998)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., Behnke, O., ...

We have improved by two orders of magnitude the limit currently available for the CPT violation parameter \red . To this purpose we have analyzed the full sample of neutral-kaon decays to \semi\...

Direct determination of two-pion correlations for $\overline{p}p \to 2\pi^{+}2\pi^{-}$ annihilation at rest (1998)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Backenstoss, G., Behnke, O., ...

We study $\pi\pi$ correlations in the exclusive reaction $\ppb \to 2\pi^+2\pi^-$ at rest measured by the CPLEAR experiment. Avoiding the introduction of an arbitrary reference sample, we analyse...

Measurement of the CP-violation parameter $\eta_{00}$ using tagged $\overline{K^{0}}$ and $K^{0}$ (1998)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Backenstoss, G., Behnke, O., ...

The CP-violation parameter \etazero\ is determined through the eigentime-dependent asymmetry in the rates of initially tagged \kzerob\ and \kzero\ decaying to \pizero \pizero. From the analysis of...

An EPR experiment testing the non-separability of the $K^{0} \overline{K^{0}}$ wave function (1998)

Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., Behnke, O., Benelli, A., ...

Abstract: The EPR-type strangeness correlation in the \PKz \PaKz ~system produced in the reaction $\Pap \Pp \rightarrow \PKz \PaKz$ at rest has been tested using the CPLEAR detector. The strangeness...

Measurement of the $K_{L}-K_{S}$ mass difference using semileptonic decays of tagged neutral kaons (1998)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., Behnke, O., ...

We report on a new measurement of the \kl--\ks\ mass difference \dm\ using the CPLEAR full data sample of neutral-kaon decays to \semi. The result is $\dm = (0.5295 \pm 0.0020_{\stat} \pm...

First direct observation of time-reversal non-invariance in the neutral-kaon system (1998)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., Behnke, O., ...

We report on the first observation of time-reversal symmetry violation through a comparison of the probabilities of $\knb$ transforming into $\kn$ and $\kn$ into $\knb$ as a function of the...

A determination of the CPT violation parameter Re($\delta$) from the semileptonic decay of strangeness-tagged neutral kaons (1998)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., Behnke, O., ...

We have improved by two orders of magnitude the limit currently available for the CPT violation parameter \red . To this purpose we have analyzed the full sample of neutral-kaon decays to \semi\...

Direct determination of two-pion correlations for $\overline{p}p \to 2\pi^{+}2\pi^{-}$ annihilation at rest (1998)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Backenstoss, G., Behnke, O., ...

We study $\pi\pi$ correlations in the exclusive reaction $\ppb \to 2\pi^+2\pi^-$ at rest measured by the CPLEAR experiment. Avoiding the introduction of an arbitrary reference sample, we analyse...

Measurement of the CP-violation parameter $\eta_{00}$ using tagged $\overline{K^{0}}$ and $K^{0}$ (1998)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Backenstoss, G., Behnke, O., ...

The CP-violation parameter \etazero\ is determined through the eigentime-dependent asymmetry in the rates of initially tagged \kzerob\ and \kzero\ decaying to \pizero \pizero. From the analysis of...

An EPR experiment testing the non-separability of the $K^{0} \overline{K^{0}}$ wave function (1998)

Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., Behnke, O., Benelli, A., ...

Abstract: The EPR-type strangeness correlation in the \PKz \PaKz ~system produced in the reaction $\Pap \Pp \rightarrow \PKz \PaKz$ at rest has been tested using the CPLEAR detector. The strangeness...

CPLEAR results on the CP parameters of neutral kaons decaying to $\pi^+ \pi^- \pi^0$ (1997)

Adler, R., Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., ...

Abstract: The CPLEAR experiment measured time-dependent decay-rate asymmetries of \PKz\ and \PaKz\ decaying to \pipmz\ in order to study the interference between the decay amplitudes of \PKzS\ ---...

Measurement of the neutral kaon regeneration amplitude in carbon at momenta below 1 GeV/c (1997)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Backenstoss, G., Behnke, O., ...

Abstract: The neutral kaon regeneration amplitude in carbon at momenta between 250 and 750~MeV/$c$ was determined by measuring the interference of inherent and coherently regenerated \PKS\...

CPLEAR results on the CP parameters of neutral kaons decaying to $\pi^+ \pi^- \pi^0$ (1997)

Adler, R., Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., ...

Abstract: The CPLEAR experiment measured time-dependent decay-rate asymmetries of \PKz\ and \PaKz\ decaying to \pipmz\ in order to study the interference between the decay amplitudes of \PKzS\ ---...

Measurement of the neutral kaon regeneration amplitude in carbon at momenta below 1 GeV/c (1997)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Backenstoss, G., Behnke, O., ...

Abstract: The neutral kaon regeneration amplitude in carbon at momenta between 250 and 750~MeV/$c$ was determined by measuring the interference of inherent and coherently regenerated \PKS\...

CPLEAR results on the CP parameters of neutral kaons decaying to $\pi^+ \pi^- \pi^0$ (1997)

Adler, R., Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., ...

The CPLEAR experiment measured time-dependent decay-rate asymmetries of \PKz\ and \PaKz\ decaying to \pipmz\ in order to study the interference between the decay amplitudes of \PKzS\ --- either...

Measurement of the neutral kaon regeneration amplitude in carbon at momenta below 1 GeV/c (1997)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Backenstoss, G., Behnke, O., ...

The neutral kaon regeneration amplitude in carbon at momenta between 250 and 750~MeV/$c$ was determined by measuring the interference of inherent and coherently regenerated \PKS\ amplitudes. This...

CPLEAR results on the CP parameters of neutral kaons decaying to $\pi^+ \pi^- \pi^0$ (1997)

Adler, R., Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., ...

The CPLEAR experiment measured time-dependent decay-rate asymmetries of \PKz\ and \PaKz\ decaying to \pipmz\ in order to study the interference between the decay amplitudes of \PKzS\ --- either...

Measurement of the neutral kaon regeneration amplitude in carbon at momenta below 1 GeV/c (1997)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Backenstoss, G., Behnke, O., ...

The neutral kaon regeneration amplitude in carbon at momenta between 250 and 750~MeV/$c$ was determined by measuring the interference of inherent and coherently regenerated \PKS\ amplitudes. This...

CPLEAR results on the CP parameters of neutral kaons decaying to $\pi^+ \pi^- \pi^0$ (1997)

Adler, R., Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Bargassa, P., ...

The CPLEAR experiment measured time-dependent decay-rate asymmetries of \PKz\ and \PaKz\ decaying to \pipmz\ in order to study the interference between the decay amplitudes of \PKzS\ --- either...

Measurement of the neutral kaon regeneration amplitude in carbon at momenta below 1 GeV/c (1997)

Angelopoulos, A., Apostolakis, A., Aslanides, E., Backenstoss, G., Backenstoss, G., Behnke, O., ...

The neutral kaon regeneration amplitude in carbon at momenta between 250 and 750~MeV/$c$ was determined by measuring the interference of inherent and coherently regenerated \PKS\ amplitudes. This...