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Dr Andre Sopczak

Formerly at Lancaster University

  1. Published

    Multivariate searches for single top quark production with the D0 detector.

    Abazov, V. M., Bertram, I., Borissov, G., Fox, H., Ratoff, P. & Sopczak, A., 2007, In: Physical Review D. 75, 092007.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  2. Published

    Determination of the width of the top quark

    D0 Collaboration, 11/01/2011, In: Physical review letters. 106, 2, 7 p., 022001.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  3. Published

    Evidence for an anomalous like-sign dimuon charge asymmetry

    Abazov, V. M., Abbott, B., Abolins, M., Acharya, B. S., Adams, M., Adams, T., Aguilo, E., Alexeev, G. D., Alkhazov, G., Alton, A., Alverson, G., Alves, G. A., Ancu, L. S., Aoki, M., Arnoud, Y., Arov, M., Askew, A., Asman, B., Atramentov, O., Avila, C., & 31 othersBackusMayes, J., Badaud, F., Bagby, L., Baldin, B., Bandurin, D. V., Banerjee, S., Barberis, E., Barfuss, A. -F., Baringer, P., Barreto, J., Bartlett, J. F., Bassler, U., Beale, S., Bean, A., Begalli, M., Begel, M., Belanger-Champagne, C., Bellantoni, L., Benitez, J. A., Beri, S. B., Bernardi, G., Bertram, I., Borissov, G., Davies, G., Fox, H., Johnson, M., Love, P., Price, D., Sopczak, A., Williams, M. & D0 Collaboration, 16/08/2010, In: Physical Review D. 82, 3, 30 p., 032001.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  4. Published

    High mass exclusive diffractive dijet production in p(p)over-bar collisions at root s=1.96 TeV

    Abazov, V. M., Abbott, B., Abolins, M., Acharya, B. S., Adams, M., Adams, T., Alexeev, G. D., Alkhazov, G., Alton, A., Alverson, G., Alves, G. A., Ancu, L. S., Aoki, M., Arnoud, Y., Arov, M., Askew, A., Asman, B., Atramentov, O., Avila, C., BackusMayes, J., & 31 othersBadaud, F., Bagby, L., Baldin, B., Bandurin, D. V., Banerjee, S., Barberis, E., Baringer, P., Barreto, J., Bartlett, J. F., Bassler, U., Bazterra, V., Beale, S., Bean, A., Begalli, M., Begel, M., Belanger-Champagne, C., Bellantoni, L., Beri, S. B., Bernardi, G., Bernhard, R., Bertram, I., Besancon, M., Borissov, G., Fox, H., Johnson, M., Love, P., Price, D., Ratoff, P. N., Sopczak, A., Williams, M. R. J. & Do Collaboration, 11/11/2011, In: Physics Letters B. 705, 3, p. 193-199 7 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  5. Published

    Observation of Single Top-Quark Production

    Abazov, V. M., Abbott, B., Abolins, M., Acharya, B. S., Adams, M., Adams, T., Aguilo, E., Ahsan, M., Alexeev, G. D., Alkhazov, G., Alton, A., Alverson, G., Alves, G. A., Ancu, L. S., Andeen, T., Anzelc, M. S., Aoki, M., Arnoud, Y., Arov, M., Arthaud, M., & 31 othersAskew, A., Asman, B., Atramentov, O., Avila, C., BackusMayes, J., Badaud, F., Bagby, L., Baldin, B., Bandurin, D. V., Banerjee, P., Banerjee, S., Barberis, E., Barfuss, A. -F., Bargassa, P., Baringer, P., Barreto, J., Bartlett, J. F., Bassler, U., Bauer, D., Beale, S., Bean, A., Beri, S. B., Bertram, I., Borissov, G., Fox, H., Johnson, M., Love, P., Ratoff, P. N., Sopczak, A., Williams, M. R. J. & D0 Collaboration, 28/08/2009, In: Physical review letters. 103, 9, p. - 7 p., 092001.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  6. Published

    Measurement of B-s(0) Mixing Parameters from the Flavor-Tagged Decay B-s(0)-> J/psi phi

    Abazov, V. M., Abbott, B., Abolins, M., Acharya, B. S., Adams, M., Adams, T., Aguilo, E., Ahn, S. H., Ahsan, M., Alexeev, G. D., Alkhazov, G., Alton, A., Alverson, G., Alves, G. A., Anastasoaie, M., Ancu, L. S., Andeen, T., Anderson, S., Andrieu, B., Anzelc, M. S., & 31 othersArnoud, Y., Arov, M., Arthaud, M., Askew, A., Asman, B., Jesus, A. C. S. A., Atramentov, O., Autermann, C., Avila, C., Ay, C., Badaud, F., Baden, A., Bagby, L., Baldin, B., Bandurin, D. V., Banerjee, P., Banerjee, S., Barberis, E., Barfuss, A-F., Bargassa, P., Beri, S. B., Bertram, I., Biscarat, C., Borissov, G., Burke, S., Fox, H., Johnson, M., Love, P., Ratoff, P. N., Sopczak, A. & D0 Collaboration, 12/12/2008, In: Physical review letters. 101, 24, 7 p., 241801.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  7. Published

    Observation of the doubly strange b baryon Omega(-)(b)

    Abazov, V. M., Abbott, B., Abolins, M., Acharya, B. S., Adams, M., Adams, T., Aguilo, E., Ahsan, M., Alexeev, G. D., Alkhazov, G., Alton, A., Alverson, G., Alves, G. A., Anastasoaie, M., Ancu, L. S., Andeen, T., Andrieu, B., Anzelc, M. S., Aoki, M., Arnoud, Y., & 31 othersArov, M., Arthaud, M., Askew, A., Asman, B., Assis Jesus, A. C. S., Atramentov, O., Avila, C., Badaud, F., Bagby, L., Baldin, B., Bandurin, D. V., Banerjee, P., Banerjee, S., Barberis, E., Barfuss, A. -F., Bargassa, P., Baringer, P., Barreto, J., Bartlett, J. F., Bassler, U., Bauer, D., Beri, S. B., Bertram, I., Biscarat, C., Borissov, G., Fox, H., Johnson, M., Love, P., Ratoff, P. N., Sopczak, A. & D0 Collaboration, 5/12/2008, In: Physical review letters. 101, 23, 7 p., 232002.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  8. Published

    Search for Pentaquarks in the Hadronic Decays of the Z Boson with the DELPHI Detector at LEP.

    Abdallah, J., Sopczak, A. & DELPHI Collaboration, E. A., 20/09/2007, In: Physics Letters B. 653, 2-4, p. 151-160 10 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  9. Published

    Study of triple-gauge-boson couplings ZZZ, ZZgamma and Zgamma gamma LEP.

    Abdallah, J., Sopczak, A. & The DELPHI Collaboration, E. A., 08/2007, In: European Physical Journal C: Particles and Fields. 51, 3, p. 525-542 18 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  10. Published

    Z gamma* production in e+e- interactions at s**(1/2) = 183 - 209-GeV.

    Abdallah, J., Sopczak, A. & The DELPHI Collaboration, E. A., 08/2007, In: European Physical Journal C: Particles and Fields. 51, 3, p. 503-523 21 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  11. Published

    Study of multi-muon bundles in cosmic ray showers detected with the DELPHI detector at LEP.

    Abdallah, J., Sopczak, A. & DELPHI Collaboration, E. A., 10/2007, In: Astroparticle Physics. 28, 2, p. 273-286 14 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  12. Published

    Investigation of colour reconnection in WW events with the DELPHI detector at LEP-2.

    Abdallah, J., Sopczak, A. & The DELPHI Collaboration, E. A., 07/2007, In: European Physical Journal C: Particles and Fields. 51, 2, p. 249-269 21 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  13. Published

    Search for a fourth generation b-prime-quark at LEP-II at s**(1/2) = 196-GeV - 209-GeV.

    Abdallah, J., Sopczak, A. & The DELPHI Collaboration, E. A., 04/2007, In: European Physical Journal C: Particles and Fields. 50, 3, p. 507-518 12 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  14. Published

    Search for the Standard Model Higgs boson at LEP.

    ALEPH Collaboration, ., Heister, A., Bouhova-Thacker, E. V., Finch, A. J., Hughes, G., Jones, R., Smizanska, M., Clarke, D. P., Ellis, G. . E. A., DELPHI Collaboration, ., Abdallah, J., Sopczak, A., Borissov, G. . E. A., L3 Collaboration, ., OPAL Collaboration, ., Abbiendi, G., Kartvelishvili, V. . E. A. & LEP Working Group, ., 17/07/2003, In: Physics Letters B. 565, p. 61-75 15 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  15. Published

    The P anti-P --->TBH+- process at the tevatron in herwig and pythia simulations, TSL-ISV-2003-0274, SHEP-03-38.

    Alwall, J., Biscarat, C., Moretti, S., Rathsman, J. & Sopczak, A., 05/2003, Proceedings of the 3rd Les Houches workshop: physics at TeV colliders. France: Les Houches

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSNChapter

  16. Published

    The P anti-P---> TBH+- process at the tevatron in herwig and pythia simulations : a contribution to the 3rd Les Houches workshop: physics at TeV colliders held in Les Houches, France in May-June 2003.

    Alwall, J., Biscarat, C., Moretti, S., Rathsman, J. & Sopczak, A., 02/2005, In: European Physical Journal C: Particles and Fields. 39, Supple, p. 37-39 3 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  17. Published

    The p¯p → tbH± process at the Tevatron in HERWIG and PYTHIA simulations

    Alwall, J., Biscarat, C., Moretti, S., Rathsman, J. & Sopczak, A., 02/2005, In: European Physical Journal C: Particles and Fields. 39, Supple, p. 37-39 3 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  18. Published

    The Higgs working group: summary report 2003

    Assamagan, K. A., Narain, M. & Sopczak, A., 2003, Proceedings of the 3rd Les Houches workshop: physics at TeV colliders. France: Les Houches

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSNChapter

  19. Published

    Combination of Tevatron searches for the standard model Higgs boson in the W+W- decay mode

    Bertram, I., Borissov, G., Fox, H., Love, P., Price, D., Ratoff, P., Sopczak, A. & Williams, M., 12/02/2010, In: Physical review letters. 104, 6, 11 p., 061802.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  20. Published

    Measurement of the W boson helicity in top quark decays using 5.4  fb-1 of pp̅ collision data

    Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Sopczak, A. & Collaboration, D., 18/02/2011, In: Physical Review D. 83, 3, 18 p., 032009.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  21. Published

    Search for pair production of the scalar top quark in the electron + muon final state

    Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Sopczak, A. & Collaboration, D., 7/02/2011, In: Physics Letters B. 696, 4, p. 321-327 7 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  22. Published

    Combined Tevatron upper limit on gg→H→W+W- and constraints on the Higgs boson mass in fourth-generation fermion models

    Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Sopczak, A. & D0 Collaboration, T., 15/07/2010, In: Physical Review D. 82, 1, 12 p., 011102(R).

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  23. Published

    Measurement of the Zgamma to nunugamma cross section and limits on anomalous ZZgamma and Zgammagamma couplings in ppbar collisions at sqrt{s} = 1.96 TeV

    Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Rakitin, A., Sopczak, A. & D0 Collaboration, T., 22/05/2009, In: Physical review letters. 102, 20, 7 p., 201802.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  24. Published

    Search for a scalar or vector particle decaying into Zgamma in ppbar collisions at sqrt(s) = 1.96 TeV

    Bertram, I., Fox, H., Borissov, G., Williams, M., Ratoff, P., Love, P., Rakitin, A., Sopczak, A. & D0 Collaboration, T., 26/01/2009, In: Physics Letters B. 671, 3, p. 349-355 7 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  25. Published

    Measurement of the electron charge asymmetry in ppbar->W+X->enu+X events at sqrt{s}=1.96 TeV

    Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Rakitin, A. & Sopczak, A., 19/11/2008, In: Physical review letters. 101, 21, 7 p., 211801.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

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