PH-EP Preprints

Senast inlagda poster:
2015-02-09
15:03
 Search for a standard model Higgs boson produced in association with a top-quark pair and decaying to bottom quarks using a matrix element method / CMS Collaboration A search for a standard model Higgs boson produced in association with a top-quark pair and decaying to bottom quarks is presented. [...] arXiv:1502.02485 ; CERN-PH-EP-2015-016 ; CMS-HIG-14-010. - 2015. - 41 p. Preprint - Full text

2015-02-01
21:05
 Search for supersymmetry using razor variables in events with b-tagged jets in pp collisions at $\sqrt{s}$ = 8 TeV / CMS Collaboration An inclusive search for supersymmetry in events with at least one bottom-quark jet is performed using proton-proton collision data collected by the CMS experiment in 2012 at a center-of-mass energy of 8 TeV. [...] arXiv:1502.00300 ; CERN-PH-EP-2015-005 ; CMS-SUS-13-004. - 2015. - 45 p. Preprint - Full text

2015-01-30
14:46
 Measurements of the $\Upsilon(1\mathrm{S})$, $\Upsilon(2\mathrm{S})$, and $\Upsilon(3\mathrm{S})$ differential cross sections in pp collisions at $\sqrt{s}$ = 7 TeV / CMS Collaboration Differential cross sections as a function of transverse momentum $p_\mathrm{T}$ are presented for the production of $\Upsilon(n\mathrm{S})$ ($n$ = 1, 2, 3) states decaying into a pair of muons. [...] arXiv:1501.07750 ; CMS-BPH-12-006 ; CERN-PH-EP-2015-007. - 2015. - 45 p. Preprint - Full text

2015-01-27
17:11
 Measurement of indirect CP asymmetries in $D^0 \to K^-K^+$ and $D^0 \to \pi^-\pi^+$ decays / LHCb Collaboration Time-dependent $CP$ asymmetries in the decay rates of the singly Cabibbo-suppressed decays $D^0\rightarrow K^-K^+$ and $D^0\rightarrow \pi^-\pi^+$ are measured in $pp$ collision data corresponding to an integrated luminosity of 3.0 fb$^{-1}$ collected by the LHCb experiment. [...] arXiv:1501.06777 ; LHCB-PAPER-2014-069 ; CERN-PH-EP-2015-008. - 2015. - 20 p. Related data file(s) - Preprint - Full text - Related supplementary data file(s)

2015-01-25
14:47
 Measurement of the ratio $\mathcal{B}( \mathrm{B}^0_{s} \to \mathrm{J}/\psi\, \mathrm{f}_0(980))/\mathcal{B}(\mathrm{B}^0_{s} \to \mathrm{J}/\psi\, \phi(1020))$ in pp collisions at $\sqrt{s}$ = 7 TeV / CMS Collaboration The ratio $R_{\, \mathrm{f}_0 / \phi}$ of the branching fractions of the $\mathrm{B}^0_{s}$ meson to the CP-odd eigenstate $\mathrm{J}/\psi\, \mathrm{f}_0(980)$ and to $\mathrm{J}/\psi\, \phi(1020)$ is measured, where $\mathrm{J}/\psi \to \mu^+\mu^-$, $\mathrm{f}_0 \to \pi^+\pi^-$, and $\phi \to \mathrm{K}^+\mathrm{K}^-$. [...] arXiv:1501.06089 ; CMS-BPH-14-002 ; CERN-PH-EP-2015-003. - 2015. - 25 p. Preprint - Full text

2015-01-22
23:16
 Search for decays of stopped long-lived particles produced in proton-proton collisions at $\sqrt{s}$ = 8 TeV / CMS Collaboration A search has been performed for long-lived particles that could have come to rest within the CMS detector, using the time intervals between LHC beam crossings. [...] arXiv:1501.05603 ; CERN-PH-EP-2015-002 ; CMS-EXO-12-036. - 2015. - 33 p. Preprint - Full text

2015-01-22
22:01
 Search for heavy Majorana neutrinos in $\mu^\pm \mu^\pm$+jets events in proton-proton collisions at $\sqrt{s}$ = 8 TeV / CMS Collaboration A search is performed for heavy Majorana neutrinos (N) using an event signature defined by two muons of the same charge and two jets ($\mu^\pm \mu^\pm \mathrm{j j}$). [...] arXiv:1501.05566 ; CERN-PH-EP-2015-001 ; CMS-EXO-12-057. - 2015. - 33 p. Preprint - Full text

2015-01-14
07:26
 Angular analysis of the $B^0 \rightarrow K^{*0} e^+ e^-$ decay in the low-$q^2$ region / LHCb collaboration An angular analysis of the $B^0 \rightarrow K^{*0} e^+ e^-$ decay is performed using a data sample, corresponding to an integrated luminosity of 3.0 ${\mbox{fb}^{-1}}$, collected by the LHCb experiment in $pp$ collisions at centre-of-mass energies of 7 and 8 TeV during 2011 and 2012. [...] arXiv:1501.03038 ; LHCB-PAPER-2014-066 ; CERN-PH-EP-2014-301. - 2015. - 18 p. Preprint - Full text - Related data file(s)

2015-01-06
18:51
 Search for Scalar-Charm Pair Production in pp Collisions at $\sqrt{s}=8$ TeV with the ATLAS Detector / ATLAS Collaboration The results of a dedicated search for pair production of scalar partners of charm quarks are reported. [...] arXiv:1501.01325 ; CERN-PH-EP-2014-292. - 2015. - 5 p. Previous draft version - Preprint - Full text

2014-12-30
17:12
 Precise determination of the mass of the Higgs boson and tests of compatibility of its couplings with the standard model predictions using proton collisions at 7 and 8 TeV / CMS Collaboration Properties of the Higgs boson with mass near 125 GeV are measured in proton-proton collisions with the CMS experiment at the LHC. [...] arXiv:1412.8662 ; CERN-PH-EP-2014-288 ; CMS-HIG-14-009. - 2014. - 75 p. Preprint - Full text