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Dr Andre Sopczak

Formerly at Lancaster University

  1. 2008
  2. Published

    Search for anomalous $\boldmath{Wtb}$ couplings in single top quark production

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Sopczak, A. & Rakitin, A., 25/11/2008, In: Physical review letters. 101, 22, 7 p., 221801.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  3. Published

    Measurement of differential Z/gamma*+jet+X cross sections in proton anti-proton collisions at sqrt{s}=1.96 TeV

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Rakitin, A. & Sopczak, A., 27/11/2008, In: Physics Letters B. 669, 5, p. 278-286 9 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  4. 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

  5. Published

    Search for third generation scalar leptoquarks decaying into tau b

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Rakitin, A. & Sopczak, A., 10/12/2008, In: Physical review letters. 101, 24, 7 p., 241802.

    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

    A search for the standard model Higgs boson in the missing energy and acoplanar b-jet topology at sqrt(s) = 1.96 TeV

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Rakitin, A. & Sopczak, A., 17/12/2008, In: Physical review letters. 101, 25, 7 p., 251802.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  8. 2009
  9. Published

    Measurement of sigma(ppbar -> Z + X) Br(Z -> tau+tau-) at sqrt(s)=1.96 TeV

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Rakitin, A. & Sopczak, A., 5/01/2009, In: Physics Letters B. 670, 4-5, p. 292-299 8 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  10. Published

    Search for pair production of second generation scalar leptoquarks

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P. & Sopczak, A., 19/01/2009, In: Physics Letters B. 671, 2, p. 224-232 9 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  11. Published

    Measurement of the angular and lifetime parameters of the decays $B_{d}^{0}\to J/ψK^{*0}$ and $B_{s}^{0}\to J/ψφ$

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Rakitin, A. & Sopczak, A., 20/01/2009, In: Physical review letters. 102, 3, 7 p., 032001.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  12. 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

  13. Published

    Measurement of the B0_s semileptonic branching ratio to an orbitally excited D_s** state, Br(B0_s -> Ds1(2536) mu nu)

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Ratoff, P., Love, P., Rakitin, A. & Sopczak, A., 3/02/2009, In: Physical review letters. 102, 5, 7 p., 051801.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  14. Published

    A search for associated W and Higgs Boson production in ppbar collisions at sqrt{s}=1.96 TeV

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Rakitin, A. & Sopczak, A., 4/02/2009, In: Physical review letters. 102, 5, 7 p., 051803.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  15. Published

    Search for Large extra spatial dimensions in the dielectron and diphoton channels in $\bm{p\bar{p}}$ collisions at $\bm{\sqrt{s}=}$1.96 TeV

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Rakitin, A. & Sopczak, A., 6/02/2009, In: Physical review letters. 102, 5, 7 p., 051601.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  16. Published

    Search for neutral Higgs bosons at high tan(beta) in the b(h/H/A)->btautau channel

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P. & Sopczak, A., 6/02/2009, In: Physical review letters. 102, 5, 7 p., 051804.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  17. Published

    Measurement of the lifetime of the B_c meson in the semileptonic decay channel

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Rakitin, A. & Sopczak, A., 2/03/2009, In: Physical review letters. 102, 9, 7 p., 092001.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  18. Published

    Evidence for the decay B_s^0 --> D_s^(*)D_s^(*) and a measurement of Delta_Gamma_s^CP/Gamma_s

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Rakitin, A. & Sopczak, A., 3/03/2009, In: Physical review letters. 102, 9, 7 p., 091801.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  19. Published

    Search for anomalous top quark couplings with the D0 detector

    Collaboration, D., Abazov, V., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Rakitin, A. & Sopczak, A., 4/03/2009, In: Physical review letters. 102, 9, 7 p., 092002.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  20. Published

    Search for admixture of scalar top quarks in the ttbar lepton+jets final state at sqrt(s)=1.96 TeV

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Rakitin, A. & Sopczak, A., 6/04/2009, In: Physics Letters B. 674, 1, p. 4-10 7 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  21. Published

    Evidence of WW+WZ production with lepton + jets final states in proton-antiproton collisions at sqrt(s)=1.96 TeV

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Rakitin, A. & Sopczak, A., 21/04/2009, In: Physical review letters. 102, 16, 7 p., 161801.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  22. Published

    Search for charged massive long-lived particles with the D0 detector

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Rakitin, A. & Sopczak, A., 22/04/2009, In: Physical review letters. 102, 16, 7 p., 161802.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  23. Published

    Measurement of photon+b+X and photon+c+X production cross sections in ppbar collisions at sqrt(s)=1.96 TeV

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Rakitin, A. & Sopczak, A., 12/05/2009, In: Physical review letters. 102, 19, 7 p., 192002.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  24. Published

    Search for charged Higgs bosons decaying to top and bottom quarks in ppbar collisions

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Ratoff, P., Love, P., Love, P., Rakitin, A. & Sopczak, A., 14/05/2009, In: Physical review letters. 102, 19, 7 p., 191802.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  25. Published

    Search for the lightest scalar top quark in events with two leptons in ppbar collisions at sqrt(s)=1.96 TeV

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Ross, A., Rakitin, A. & Sopczak, A., 18/05/2009, In: Physics Letters B. 675, 3-4, p. 289-296

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  26. 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

  27. Published

    Relative rates of B meson decays into psi(2S) and J/psi mesons

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Ratoff, P., Rakitin, A., Love, P. & Sopczak, A., 10/06/2009, In: Physical Review D. 79, 11, 7 p., 111102(R).

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

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