N. Tsirova

Moscow State University

12 Papers

68 Citations

N. Tsirova is an academic researcher from Moscow State University. The author has contributed to research in topics: Top quark & Bottom quark. The author has an hindex of 9, co-authored 12 publications.

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Papers

•Journal Article•10.1007/JHEP02(2014)024

Measurement of the $t \bar{t}$ production cross section in the dilepton channel in pp collisions at $\sqrt{s}$ = 8 TeV

S. Chatrchyan, +2207 more

- 29 Dec 2013

- Journal of High Energy Physics

TL;DR: The top-antitop quark (t t-bar) production cross section is measured in proton-proton collisions at 8 TeV with the CMS experiment at the LHC, using a data sample corresponding to an integrated luminosity of 5.3 inverse femtobarns as discussed by the authors.

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251

•Journal Article•10.1103/PHYSREVLETT.111.211804

Searches for new physics using the tt̄ invariant mass distribution in pp collisions at √s=8 TeV

S. Chatrchyan, +2207 more

- 22 Nov 2013

- Physical Review Letters

TL;DR: In this paper, anomalous top quark-antiquark production is studied based on pp collisions at 8 TeV. The observed ttbar invariant mass spectrum is found to be compatible with the standard model prediction.

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141

•Journal Article•10.1103/PHYSREVLETT.112.182001

Measurements of t t ̄ spin correlations and top-quark polarization using dilepton final states in pp collisions at s =7TeV

S. Chatrchyan, +2185 more

- 05 May 2014

- Physical Review Letters

TL;DR: Spin correlations and polarization in the top quark-antiquark system are measured using dilepton final states produced in pp collisions at the LHC at sqrt[s]=7 TeV to be in agreement with predictions of the standard model.

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•Journal Article•10.1140/EPJC/S10052-013-2494-7

Measurement of masses in the \mathrm{t}\overline{\mathrm{t}}

S. Chatrchyan, +2188 more

- 16 Jul 2013

- European Physical Journal C

•Journal Article•10.1007/JHEP04(2014)191

Measurements of the \mathrm{t}\overline{\mathrm{t}}

S. Chatrchyan, +2271 more

- 30 Apr 2014

- Journal of High Energy Physics

TL;DR: In this article, the authors measured the charge asymmetry in proton-proton collisions at 7 TeV using the dilepton decay channel (ee, eμ, or μμ).

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