Atomic mass dependence of [ital D][sup [plus minus]] and [ital D][sup 0],[ital [bar D]] [sup 0] production in 250 GeV [pi][sup [plus minus]]-nucleon interactions

We measure the relative cross sections for [ital D] mesons produced in interactions of [pi][sup [minus]] and [pi][sup +] beams with targets of Be, Cu, Al, and W. The measurement is based on 1400 fully reconstructed decays of the types [ital D][sup 0][r arrow][ital K][sup [minus]][pi][sup +], [ital D...

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Veröffentlicht in:Physical review letters 1993-02, Vol.70:6
Hauptverfasser: Alves, G.A., Amato, S., Anjos, J.C., Appel, J.A., Bracker, S.B., Cremaldi, L.M., Darling, C.L., Dixon, R.L., Errede, D., Fenker, H.C., Gay, C., Green, D.R., Jedicke, R., Kaplan, D., Karchin, P.E., Kwan, S., Leedom, I., Lueking, L.H., Luste, G.J., Mantsch, P.M., de Mello Neto, J.R.T., Metheny, J., Milburn, R.H., de Miranda, J.M., da Motta Filho, H., Napier, A., Rafatian, A., dos Reis, A.C., Reucroft, S., Ross, W.R., Santoro, A.F.S., Sheaff, M., Souza, M.H.G., Spalding, W.J., Stoughton, C., Streetman, M.E., Summers, D.J., Takach, S.F., Wu, Z.
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container_title Physical review letters
container_volume 70:6
creator Alves, G.A.
Amato, S.
Anjos, J.C.
Appel, J.A.
Bracker, S.B.
Cremaldi, L.M.
Darling, C.L.
Dixon, R.L.
Errede, D.
Fenker, H.C.
Gay, C.
Green, D.R.
Jedicke, R.
Kaplan, D.
Karchin, P.E.
Kwan, S.
Leedom, I.
Lueking, L.H.
Luste, G.J.
Mantsch, P.M.
de Mello Neto, J.R.T.
Metheny, J.
Milburn, R.H.
de Miranda, J.M.
da Motta Filho, H.
Napier, A.
Rafatian, A.
dos Reis, A.C.
Reucroft, S.
Ross, W.R.
Santoro, A.F.S.
Sheaff, M.
Souza, M.H.G.
Spalding, W.J.
Stoughton, C.
Streetman, M.E.
Summers, D.J.
Takach, S.F.
Wu, Z.
description We measure the relative cross sections for [ital D] mesons produced in interactions of [pi][sup [minus]] and [pi][sup +] beams with targets of Be, Cu, Al, and W. The measurement is based on 1400 fully reconstructed decays of the types [ital D][sup 0][r arrow][ital K][sup [minus]][pi][sup +], [ital D][sup +][r arrow][ital K][sup [minus]][pi][sup +][pi][sup +], and charge conjugates. We find that the cross section for the production of both neutral and charged [ital D]'s by either [pi][sup [minus]] or [pi][sup +] is well fitted by the form [ital A][sup [alpha]] where [ital A] is the atomic mass and [alpha]=1.00[plus minus]0.05[plus minus]0.02, where the errors are statistical and systematic, respectively. There is no significant dependence of [alpha] on the transverse or longitudinal momentum of the [ital D] meson or on the charge of either the incident pion or the produced [ital D] mesons.
doi_str_mv 10.1103/PhysRevLett.70.722
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The measurement is based on 1400 fully reconstructed decays of the types [ital D][sup 0][r arrow][ital K][sup [minus]][pi][sup +], [ital D][sup +][r arrow][ital K][sup [minus]][pi][sup +][pi][sup +], and charge conjugates. We find that the cross section for the production of both neutral and charged [ital D]'s by either [pi][sup [minus]] or [pi][sup +] is well fitted by the form [ital A][sup [alpha]] where [ital A] is the atomic mass and [alpha]=1.00[plus minus]0.05[plus minus]0.02, where the errors are statistical and systematic, respectively. 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The measurement is based on 1400 fully reconstructed decays of the types [ital D][sup 0][r arrow][ital K][sup [minus]][pi][sup +], [ital D][sup +][r arrow][ital K][sup [minus]][pi][sup +][pi][sup +], and charge conjugates. We find that the cross section for the production of both neutral and charged [ital D]'s by either [pi][sup [minus]] or [pi][sup +] is well fitted by the form [ital A][sup [alpha]] where [ital A] is the atomic mass and [alpha]=1.00[plus minus]0.05[plus minus]0.02, where the errors are statistical and systematic, respectively. There is no significant dependence of [alpha] on the transverse or longitudinal momentum of the [ital D] meson or on the charge of either the incident pion or the produced [ital D] mesons.</description><subject>BOSONS</subject><subject>CHARM PARTICLES</subject><subject>CHARMED MESONS</subject><subject>COMPOSITE MODELS</subject><subject>CROSS SECTIONS</subject><subject>D MESONS</subject><subject>DATA</subject><subject>DATA ANALYSIS</subject><subject>DETECTION</subject><subject>ELEMENTARY PARTICLES</subject><subject>ENERGY RANGE</subject><subject>EXPERIMENTAL DATA</subject><subject>GEV RANGE</subject><subject>GEV RANGE 100-1000</subject><subject>HADRON-HADRON INTERACTIONS</subject><subject>HADRONS</subject><subject>INFORMATION</subject><subject>INTERACTIONS</subject><subject>KAON DETECTION</subject><subject>LINEAR MOMENTUM</subject><subject>MASS SPECTRA</subject><subject>MATHEMATICAL MODELS</subject><subject>MESON-BARYON INTERACTIONS</subject><subject>MESON-NUCLEON INTERACTIONS</subject><subject>MESONS</subject><subject>NUMERICAL DATA</subject><subject>PARTICLE INTERACTIONS</subject><subject>PARTICLE MODELS</subject><subject>PARTICLE PRODUCTION</subject><subject>PARTON MODEL</subject><subject>PHYSICS OF ELEMENTARY PARTICLES AND FIELDS</subject><subject>PION-NUCLEON INTERACTIONS</subject><subject>PSEUDOSCALAR MESONS</subject><subject>RADIATION DETECTION</subject><subject>SPECTRA 662340 -- Hadron Interactions-- (1992-)</subject><subject>TRANSVERSE MOMENTUM</subject><issn>0031-9007</issn><issn>1079-7114</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>1993</creationdate><recordtype>article</recordtype><recordid>eNqNjL1KxEAUhQdRMP68gNXF2sR7E92YUtTVwkJEbMKwjJO77EgyE3JnBB_HN3VZtxEsrA7nOz9KnRAWRFidP60-5Zk_HjnGosaiLssdlRHWTV4TXeyqDLGivEGs99WByDsiUjm7ytTXdQyDszAYEeh4ZN-xtwxhCa2Lpodb3UoaoR37JDA4n0RrML77HaM--_Htm5nWUMMWwziFLtnoggfnobxEuOfX9Z374zf3yfa8aUaezGYlR2pvaXrh460eqtP53cvNQx4kuoVYF9mubPCebVzMmqZCoupfpW80OGOH</recordid><startdate>19930208</startdate><enddate>19930208</enddate><creator>Alves, G.A.</creator><creator>Amato, S.</creator><creator>Anjos, J.C.</creator><creator>Appel, J.A.</creator><creator>Bracker, S.B.</creator><creator>Cremaldi, L.M.</creator><creator>Darling, C.L.</creator><creator>Dixon, R.L.</creator><creator>Errede, D.</creator><creator>Fenker, H.C.</creator><creator>Gay, C.</creator><creator>Green, D.R.</creator><creator>Jedicke, R.</creator><creator>Kaplan, D.</creator><creator>Karchin, P.E.</creator><creator>Kwan, S.</creator><creator>Leedom, I.</creator><creator>Lueking, L.H.</creator><creator>Luste, G.J.</creator><creator>Mantsch, P.M.</creator><creator>de Mello Neto, J.R.T.</creator><creator>Metheny, J.</creator><creator>Milburn, R.H.</creator><creator>de Miranda, J.M.</creator><creator>da Motta Filho, H.</creator><creator>Napier, A.</creator><creator>Rafatian, A.</creator><creator>dos Reis, A.C.</creator><creator>Reucroft, S.</creator><creator>Ross, W.R.</creator><creator>Santoro, A.F.S.</creator><creator>Sheaff, M.</creator><creator>Souza, M.H.G.</creator><creator>Spalding, W.J.</creator><creator>Stoughton, C.</creator><creator>Streetman, M.E.</creator><creator>Summers, D.J.</creator><creator>Takach, S.F.</creator><creator>Wu, Z.</creator><scope>OTOTI</scope></search><sort><creationdate>19930208</creationdate><title>Atomic mass dependence of [ital D][sup [plus minus]] and [ital D][sup 0],[ital [bar D]] [sup 0] production in 250 GeV [pi][sup [plus minus]]-nucleon interactions</title><author>Alves, G.A. ; Amato, S. ; Anjos, J.C. ; Appel, J.A. ; Bracker, S.B. ; Cremaldi, L.M. ; Darling, C.L. ; Dixon, R.L. ; Errede, D. ; Fenker, H.C. ; Gay, C. ; Green, D.R. ; Jedicke, R. ; Kaplan, D. ; Karchin, P.E. ; Kwan, S. ; Leedom, I. ; Lueking, L.H. ; Luste, G.J. ; Mantsch, P.M. ; de Mello Neto, J.R.T. ; Metheny, J. ; Milburn, R.H. ; de Miranda, J.M. ; da Motta Filho, H. ; Napier, A. ; Rafatian, A. ; dos Reis, A.C. ; Reucroft, S. ; Ross, W.R. ; Santoro, A.F.S. ; Sheaff, M. ; Souza, M.H.G. ; Spalding, W.J. ; Stoughton, C. ; Streetman, M.E. ; Summers, D.J. ; Takach, S.F. ; Wu, Z.</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-osti_scitechconnect_69930113</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>1993</creationdate><topic>BOSONS</topic><topic>CHARM PARTICLES</topic><topic>CHARMED MESONS</topic><topic>COMPOSITE MODELS</topic><topic>CROSS SECTIONS</topic><topic>D MESONS</topic><topic>DATA</topic><topic>DATA ANALYSIS</topic><topic>DETECTION</topic><topic>ELEMENTARY PARTICLES</topic><topic>ENERGY RANGE</topic><topic>EXPERIMENTAL DATA</topic><topic>GEV RANGE</topic><topic>GEV RANGE 100-1000</topic><topic>HADRON-HADRON INTERACTIONS</topic><topic>HADRONS</topic><topic>INFORMATION</topic><topic>INTERACTIONS</topic><topic>KAON DETECTION</topic><topic>LINEAR MOMENTUM</topic><topic>MASS SPECTRA</topic><topic>MATHEMATICAL MODELS</topic><topic>MESON-BARYON INTERACTIONS</topic><topic>MESON-NUCLEON INTERACTIONS</topic><topic>MESONS</topic><topic>NUMERICAL DATA</topic><topic>PARTICLE INTERACTIONS</topic><topic>PARTICLE MODELS</topic><topic>PARTICLE PRODUCTION</topic><topic>PARTON MODEL</topic><topic>PHYSICS OF ELEMENTARY PARTICLES AND FIELDS</topic><topic>PION-NUCLEON INTERACTIONS</topic><topic>PSEUDOSCALAR MESONS</topic><topic>RADIATION DETECTION</topic><topic>SPECTRA 662340 -- Hadron Interactions-- (1992-)</topic><topic>TRANSVERSE 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D][sup [plus minus]] and [ital D][sup 0],[ital [bar D]] [sup 0] production in 250 GeV [pi][sup [plus minus]]-nucleon interactions</atitle><jtitle>Physical review letters</jtitle><date>1993-02-08</date><risdate>1993</risdate><volume>70:6</volume><issn>0031-9007</issn><eissn>1079-7114</eissn><abstract>We measure the relative cross sections for [ital D] mesons produced in interactions of [pi][sup [minus]] and [pi][sup +] beams with targets of Be, Cu, Al, and W. The measurement is based on 1400 fully reconstructed decays of the types [ital D][sup 0][r arrow][ital K][sup [minus]][pi][sup +], [ital D][sup +][r arrow][ital K][sup [minus]][pi][sup +][pi][sup +], and charge conjugates. We find that the cross section for the production of both neutral and charged [ital D]'s by either [pi][sup [minus]] or [pi][sup +] is well fitted by the form [ital A][sup [alpha]] where [ital A] is the atomic mass and [alpha]=1.00[plus minus]0.05[plus minus]0.02, where the errors are statistical and systematic, respectively. There is no significant dependence of [alpha] on the transverse or longitudinal momentum of the [ital D] meson or on the charge of either the incident pion or the produced [ital D] mesons.</abstract><cop>United States</cop><doi>10.1103/PhysRevLett.70.722</doi></addata></record>
fulltext fulltext
identifier ISSN: 0031-9007
ispartof Physical review letters, 1993-02, Vol.70:6
issn 0031-9007
1079-7114
language eng
recordid cdi_osti_scitechconnect_6993011
source American Physical Society Journals
subjects BOSONS
CHARM PARTICLES
CHARMED MESONS
COMPOSITE MODELS
CROSS SECTIONS
D MESONS
DATA
DATA ANALYSIS
DETECTION
ELEMENTARY PARTICLES
ENERGY RANGE
EXPERIMENTAL DATA
GEV RANGE
GEV RANGE 100-1000
HADRON-HADRON INTERACTIONS
HADRONS
INFORMATION
INTERACTIONS
KAON DETECTION
LINEAR MOMENTUM
MASS SPECTRA
MATHEMATICAL MODELS
MESON-BARYON INTERACTIONS
MESON-NUCLEON INTERACTIONS
MESONS
NUMERICAL DATA
PARTICLE INTERACTIONS
PARTICLE MODELS
PARTICLE PRODUCTION
PARTON MODEL
PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
PION-NUCLEON INTERACTIONS
PSEUDOSCALAR MESONS
RADIATION DETECTION
SPECTRA 662340 -- Hadron Interactions-- (1992-)
TRANSVERSE MOMENTUM
title Atomic mass dependence of [ital D][sup [plus minus]] and [ital D][sup 0],[ital [bar D]] [sup 0] production in 250 GeV [pi][sup [plus minus]]-nucleon interactions
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