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Dr Andre Sopczak

Formerly at Lancaster University

  1. 2009
  2. Published

    Search for resonant diphoton production with the D0 detector

    D0 Collaboration, T., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Rakitin, A. & Sopczak, A., 12/06/2009, In: Physical review letters. 102, 23, 7 p., 231801.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  3. Published

    Search for the standard model Higgs boson in tau final states

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Rakitin, A. & Sopczak, A., 25/06/2009, In: Physical review letters. 102, 25, 7 p., 251801.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  4. Published

    Measurements of differential cross sections of Z/gamma*+jets+X events 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. & Sopczak, A., 6/07/2009, In: Physics Letters B. 678, 1, p. 45-54 10 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  5. Published

    Search for NMSSM Higgs bosons in the h->aa->mumu mumu, mumu tautau channels using 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., 3/08/2009, In: Physical review letters. 103, 6, 7 p., 061801.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  6. Published

    Search for resonant pair production of neutral long-lived particles decaying to bbbar in ppbar collisions at sqrt(s)=1.96 TeV

    D0 Collaboration, T., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Rakitin, A. & Sopczak, A., 13/08/2009, In: Physical review letters. 103, 7, 7 p., 071801.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  7. Published

    Search for dark photons from supersymmetric hidden valleys

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Rakitin, A. & Sopczak, A., 17/08/2009, In: Physical review letters. 103, 8, 7 p., 081802.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  8. Published

    Measurement of the ttbar production cross section and top quark mass extraction using dilepton events in ppbar collisions

    D0 Collaboration, T., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Rakitin, A. & Sopczak, A., 24/08/2009, In: Physics Letters B. 679, 3, p. 177-185 9 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  9. 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

  10. Published

    Search for squark production in events with jets, hadronically decaying tau leptons and missing transverse energy at sqrt(s)=1.96 TeV

    D0 Collaboration, T., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Rakitin, A., Love, P. & Sopczak, A., 14/09/2009, In: Physics Letters B. 680, 1, p. 24-33 10 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  11. Published

    Direct measurement of the mass difference between top and antitop quarks

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Rakitin, A. & Sopczak, A., 21/09/2009, In: Physical review letters. 103, 13, 7 p., 132001.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  12. Published

    Measurement of trilinear gauge boson couplings from WW + WZ to lnu jj events in pp-bar collisions at sqrt{s}=1.96 TeV

    D0 Collaboration, T., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Rakitin, A. & Sopczak, A., 23/09/2009, In: Physical Review D. 80, 5, 13 p., 053012.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  13. Published

    Search for charged Higgs bosons in decays of top quarks

    D0 Collaboration, T., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Rakitin, A. & Sopczak, A., 30/09/2009, In: Physical Review D. 80, 5, 7 p., 051107(R).

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  14. Published

    Measurement of the W boson mass

    D0 Collaboration, T., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Rakitin, A., Love, P. & Sopczak, A., 1/10/2009, In: Physical review letters. 103, 14, 7 p., 141801.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  15. Published

    Combination of ttbar cross section measurements and constraints on the mass of the top quark and its decays into charged Higgs bosons

    Collaboration, D., Abazov, V., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Rakitin, A. & Sopczak, A., 19/10/2009, In: Physical Review D. 80, 7, 8 p., 071102(R) .

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  16. Published

    Search for pair production of first-generation leptoquarks in p pbar collisions at sqrt(s)=1.96 TeV

    D0 Collaboration, T., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Rakitin, A. & Sopczak, A., 2/11/2009, In: Physics Letters B. 681, 3, p. 224-232 9 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  17. Published

    Measurement of dijet angular distributions at sqrt{s}=1.96TeV and searches for quark compositeness and extra spatial dimensions

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Rakitin, A., Love, P. & Sopczak, A., 5/11/2009, In: Physical review letters. 103, 19, 7 p., 191803.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  18. Published

    Measurement of the top quark mass in final states with two leptons

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Rakitin, A. & Sopczak, A., 20/11/2009, In: Physical Review D. 80, 9, 20 p., 092006.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  19. Published

    Direct measurement of the W boson width

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Rakitin, A., Love, P. & Sopczak, A., 4/12/2009, In: Physical review letters. 103, 23, 7 p., 231802.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  20. Published

    Search for charged Higgs bosons in top quark decays

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Rakitin, A. & Sopczak, A., 7/12/2009, In: Physics Letters B. 682, 3, p. 278-286 9 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  21. Published

    Determination of the strong coupling constant from the inclusive jet cross section in ppbar collisions at sqrt(s)=1.96 TeV

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P. & Sopczak, A., 29/12/2009, In: Physical Review D. 80, 11, 7 p., 111107(R) .

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  22. 2010
  23. Published

    Measurement of the t-channel single top quark production cross section

    Collaboration, D., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P., Rakitin, A. & Sopczak, A., 4/01/2010, In: Physics Letters B. 682, 4-5, p. 363-369 7 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  24. Published

    Measurement of Z/gamma*+jet+X angular distributions 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., 4/01/2010, In: Physics Letters B. 682, 4-5, p. 370-380 11 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  25. Published

    Search for a resonance decaying into WZ boson pairs in $p\bar{p}$ collisions

    D0 Collaboration, T., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P., Love, P. & Sopczak, A., 9/02/2010, In: Physical review letters. 104, 6, 7 p., 061801.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  26. 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

  27. Published

    Search for Higgs boson production in dilepton and missing energy final states with 5.4 fb-1 of p-pbar collisions at sqrt(s) =1.96 TeV

    D0 Collaboration, T., Bertram, I., Borissov, G., Fox, H., Williams, M., Ratoff, P. & Sopczak, A., 12/02/2010, In: Physical review letters. 104, 6, 7 p., 061804.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

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