Научная тема: «МЕТОДИКА СТАТИСТИЧЕСКОГО АНАЛИЗА ДАННЫХ ПРИ ПЛАНИРОВАНИИ ЭКСПЕРИМЕНТОВ ПО ПОИСКУ НОВЫХ ЯВЛЕНИЙ В ФИЗИКЕ ВЫСОКИХ ЭНЕРГИЙ»
Специальность: 01.04.23
Год: 2012
Основные научные положения, сформулированные автором на основании проведенных исследований:
  • Методика оценки значимости превышения ожидаемого сигнала над ожидаемым фоном.
  • Методика оценки ожидаемого суммарного фона в эксперименте через объединение оценок отдельных фонов с различными статистическими и систематическими неопределенностями.
  • Результаты оценки потенциала открытия новой физики при измерении сечений 4-х струйных событий.
  • Результаты исследования возможности обнаружения рождения суперсимметричных частиц в случае их произвольных масс.
  • Результаты исследования возможности обнаружения слептонов на БАК.
Список опубликованных работ
[1] S.I. Bityukov, N.V. Krasnikov. New physics discovery potential in future

experiments. Modern Physics Letters A13, (1998) 3235; arXiv:physics/9811025.

[2] S.I. Bityukov, N.V. Krasnikov. Uncertainties and Discovery Potential in Planned Experiments. Proceedings of International Conference "Advanced Statistical Techniques in Particle Physics", March 18-22, 2002, Durham, UK, p.78; CMS CR-2002/005; arXive: hep-ph/0204326.

[3] S.I. Bityukov, N.V. Krasnikov. Uncertainties in Estimation of Quality of Planned Experiments. In "Trends in Experimental High Energy Physics", ed. Jacob R. Stevens (Nova Science Publishers, 2005).

[4] S.I. Bityukov, N.V. Krasnikov. On observability of signal above background.

Nucl.Inst.&Meth.A452 (2000) 518.

[5] S.I. Bityukov, N.V. Krasnikov. Towards the observation of signal over background in future experiments. Труды 10-го Международного семинара "Кварки-98", Суздаль, Россия, Май 17-24, 1998, т. 2 стр. 408, ИЯИ РАН, Москва, 1999; Preprint INR 0945a/98, Moscow, 1998; arXiv:physics/9808016.

[6] S.I. Bityukov, N.V. Krasnikov. On observability of signal over background.

Proc. of Workshop on "Confidence Limits 17-18 Jan. 2000, Geneva, Switzerland, Yellow report CERN 2000-005, p.219; CMS CR-2000/004; Препринт ИФВЭ 1998-48, 1998; arXiv:physics/9809037.

[7] S.I. Bityukov, N.V. Krasnikov. Some problems of statistical analysis in experiment proposals. Proc. of CHEP´01 International Conference on Computing in High Energy and Nuclear Physics, September 3-7, 2001, Beijing, P.R. China, Ed. H.S. Chen, Science Press, Beijing New York, p.134.

[8] S.I. Bityukov, S.E. Erofeeva, N.V. Krasnikov, A.N. Nikitenko. Program for evaluation of the significance, confidence intervals and limits by direct probabilities calculations. In Proc. of PhyStat´05, September 2005, Oxford, UK, Imperial College Press, 2006, pp.106-107.

[9] S.I. Bityukov, N.V. Krasnikov. The probability of making a correct decision in hypotheses testing as estimator of quality of planned experiments.

"Bayesian Inference and Maximum Entropy Methods in Science and Engineering", 23-th International Workshop on Bayesian Inference and Maximum Entropy Methods in Science and Engineering, Jackson Hole, Wyoming, 3-8 August 2003, AIP Conference Proceedings, vol.707:455-464, Melville, NY, 2004; e-Print: physics/0309031.

[10] S.I. Bityukov, N.V. Krasnikov. Distinguishability of Hypotheses.

Nucl.Inst.&Meth. A534 (2004) 152; arXiv: hep-ph/0207130.

[11] S.I. Bityukov, N.V. Krasnikov. On the Combining Significances.

arXiv:physics/0612178, 2006.

[12] S.I. Bityukov, N.V. Krasnikov, A.N. Nikitenko, V.V. Smirnova. Two approaches to Combining Significances. Proceedings of Science, PoS (ACAT08) 118.

[13] S.I. Bityukov, N.V. Krasnikov. Systematic uncertainties in experiments at LHC. Proc. of 14th Lomonosov Conference on Elementary Particle Physics, Moscow, MSU, 19 - 25 August, 2009, Particle Physics in the Year of Astronomy, ed. Alexander I. Studenikin, p. 69, World Scientific, 2010.

[14] S.I. Bityukov. On the Signal Significance in the Presence of Systematic and Statistical Uncertainties. Journal of High Energy Physics 09 (2002) 060; arXive: hep-ph/0207130.

[15] S.I. Bityukov, N.V. Krasnikov. Signal Significance in the Presence of Systematic and Statistical Uncertainties. Nucl.Inst.&Meth. A502 (2003) 795.

[16] S.I. Bityukov, N.V. Krasnikov. Incorporating systematics and statistical uncertainties into exclusion limits. Proceedings of the Conference Statistical Problems in Particle Physics, Astrophysics, and Cosmology (PhyStat´2003), Menlo Park, California, 8-11 Sep 2003, eds L. Lyons, R. Mount, R. Reitmeyer, p.318; eConf C030908:THNT002,2003.

[17] S.I. Bityukov, N.V. Krasnikov, V.A. Taperechkina. Confidence intervals for Poisson distribution parameter. Препринт ИФВЭ 2000-61, Protvino, 2000; arXive: hep-ex/0108020.

[18] S.I. Bityukov, N.V. Krasnikov. Statistically dual distributions and conjugate families. Proc. of 25th International Workshop on Bayesian Inference and Maximum Entropy Methods in Science and Engineering (MaxEnt´05), San Jose State University, San Jose CA USA, Aug 7-12,2005, AIP Conference Proceedings, vol.803:398-402, Melville, NY, 2005;

[19] S.I. Bityukov, N.V. Krasnikov, V.V. Smirnova. On uncertainties associated with expected backgrounds in planned experiments. Proc. of 30th International Workshop on Bayesian Inference and Maximum Entropy Methods in Science and Engineering, Chamonix, France, July 4-9, 2010, AIP Conference Proceedings, vol.1305:235-241, Melville, NY, 2010.

[20] S.I. Bityukov, N.V. Krasnikov. The search for new physics by the measurement of the 4-jet cross section at LHC and FNAL. Modern Physics Letter A12 (1997) 2011; Preprint INR 0945/97, Moscow, May 1997; arXive: hep-ph/9705338.

[21] S.I. Bityukov, N.V. Krasnikov. The Measurement of the 4-jet Cross Section at LHC as a Probe of New Physics. CMS NOTE-1997/067, 1997.

[22] S.I. Bityukov, N.V. Krasnikov. Gaugino pair production at LHC (CMS). Proc. of the Xl-th International Conference on "Problems of Quantum Field Theory (PQFT´98)", Dubna, Russia, July 13-19, 1998; arXive: hep-ph/9810294.

[23] S.I. Bityukov, N.V. Krasnikov. The Reach of LHC (CMS) for Models with Effective Supersymmetry and Nonuniversal Gaugino Masses. Труды 11-го Международного семинара "Кварки-2000", Пушкин, Россия, Май 13-21, 2000, ИЯИ РАН, Москва, 2001; arXive: hep-ph/0005246.

[24] S.I. Bityukov, N.V. Krasnikov. LHC(CMS) SUSY discovery potential for the case of nonuniversal gaugino masses. The 9th International Conference on Supersymmetry and Unification of Fundamental Interactions (SUSY´01), June 11-17, Dubna, Russia; arXive: hep-ph/0110015.

[25] S.I. Bityukov, N.V. Krasnikov. LHC(CMS) SUSY discovery potential for nonuniversal gaugino and squark masses and the determination of the effective SUSY scale. Труды 12-го Международного семинара "Кварки-2002", Новгород, Россия, 1-7 июня 2002, ИЯИ РАН, Москва, 2004, стр. 478; arXiv:hep-ph/0210269.

[26] S.I. Bityukov, N.V. Krasnikov. Gaugino pair production at LHC for the case of nonuniversal gaugino masses. Nuovo Cim. 112A (1999) 91; arXive: hep-ph/9903519.

[27] S.I. Bityukov, N.V. Krasnikov. Search for SUSY at LHC in Jets + Erfiss final states for the case of nonuniversal gaugino masses. Phys.Lett. B469 (1999) 149; Phys.Atom.Nucl. 64 (2001) 1315; arXiv:hep-ph/9907257.

[28] S.I. Bityukov, N.V. Krasnikov. The LHC (CMS) Discovery Potential for Models with Effective Supersymmetry and Nonuniversal Gaugino Masses. Ядерная физика 65 (2002) 1374; Phys. of Atomic Nucl. 65 (2002) 1341; CMS NOTE-2001/029; arXive: hep-ph/0102179.

[29] S.I. Bityukov, N.V. Krasnikov. The search for sleptons and flavor lepton number violation at LHC (CMS). Ядерная физика 62 (1999) 1288; Phys.Atom.Nucl. 62 (1999) 1213; Препринт ИФВЭ 1997-67; arXive: hep-ph/9712358.

[30] S.I. Bityukov, N.V. Krasnikov. The search for charged sleptons and flavor lepton number violation at LHC (CMS). Труды 10-го Международного семинара "Кварки-98", Суздаль, Россия, Май 17-24, 1998, т.2 стр. 408, ИЯИ РАН, Москва, 1999; CMS NOTE-1998/040, 1998; arXiv:hep-ph/9806504.

[31] Yu.M. Andreev, S.I. Bityukov, N.V. Krasnikov. Sleptons at LHC(CMS). Труды 13-го Международного семинара "Кварки-2004", Пушкинские горы, Россия, May 24-30, 2004, ИЯИ РАН, Москва, 2004.

[32] Yu.M. Andreev, S.I. Bityukov, N.V. Krasnikov. Sleptons at post-WMAP benchmark points at LHC(CMS). Ядерная Физика, 68 (2005); Phys.Atom.Nucl. 68 (2005) 340; arXiv:hep-ph/0402229.