Browsing by Author "Aaltonen, T."
Now showing items 21-34 of 34
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Measurement of vector boson plus D[superscript *](2010)[superscript +] meson production in [bar over p]p collisions at √s = 1.96 TeV
Aaltonen, T.; Amerio, S.; Amidei, D.; Anastassov, A.; Annovi, A.; e.a. (American Physical Society, 2016-03)A measurement of vector boson (V) production in conjunction with a D[superscript *](2010)[superscript +] meson is presented. Using a data sample corresponding to 9.7 fb[superscript -1] of proton-antiproton collisions at ... -
Measurements of Direct CP-Violating Asymmetries in Charmless Decays of Bottom Baryons
Aaltonen, T.; Amerio, S.; Amidei, D.; Anastassov, A.; Annovi, A.; e.a. (American Physical Society, 2014-12)We report final measurements of direct CP-violating asymmetries in charmless decays of neutral bottom hadrons to pairs of charged hadrons with the upgraded Collider Detector at the Fermilab Tevatron. Using the complete √s ... -
Observation of s-Channel Production of Single Top Quarks at the Tevatron
Aaltonen, T.; Abazov, V. M.; Abbott, B.; Acharya, B. S.; Adams, M.; e.a. (American Physical Society, 2014-06)We report the first observation of single-top-quark production in the s channel through the combination of the CDF and D0 measurements of the cross section in proton-antiproton collisions at a center-of-mass energy of ... -
Search for a low-mass neutral Higgs boson with suppressed couplings to fermions using events with multiphoton final states
Aaltonen, T.; Amerio, S.; Amidei, D.; Anastassov, A.; Annovi, A.; e.a. (American Physical Society, 2016-06) -
Search for Higgs-like particles produced in association with bottom quarks in proton-antiproton collisions
Aaltonen, T.; Amerio, S.; Amidei, D.; Anastassov, A.; Annovi, A.; e.a. (American Physical Society, 2019-03)We report on a search for a spin-zero non–standard model particle in proton-antiproton collisions collected by the Collider Detector at Fermilab at a center-of-mass-energy of 1.96 TeV. This particle, the ϕ boson, is expected ... -
Search for production of an Υ(1S) meson in association with a W or Z boson using the full 1.96 TeV p[bar over p] collision data set at CDF
Aaltonen, T.; Amerio, S.; Amidei, D.; Anastassov, A.; Annovi, A.; e.a. (American Physical Society, 2015-03)Production of the Υ(1S) meson in association with a vector boson is a rare process in the standard model with a cross section predicted to be below the sensitivity of the Tevatron. Observation of this process could signify ... -
Search for Resonances Decaying to Top and Bottom Quarks with the CDF Experiment
Aaltonen, T.; Amerio, S.; Amidei, D.; Anastassov, A.; Annovi, A.; e.a. (American Physical Society, 2015-08)We report on a search for charged massive resonances decaying to top (t) and bottom (b) quarks in the full data set of proton-antiproton collisions at a center-of-mass energy of √s = 1.96 TeV collected by the CDF II ... -
Search for standard-model Z and Higgs bosons decaying into a bottom-antibottom quark pair in proton-antiproton collisions at 1.96 TeV
Aaltonen, T.; Amerio, S.; Amidei, D.; Anastassov, A.; Annovi, A.; e.a. (American Physical Society, 2018-10)The Collider Detector at Fermilab collected a unique sample of jets originating from bottom-quark fragmentation (b-jets) by selecting online proton-antiproton (p[¯ over p]) collisions with a vertex displaced from the p[¯ ... -
Search for the Exotic Meson X(5568) with the Collider Detector at Fermilab
Aaltonen, T.; Amerio, S.; Amidei, D.; Anastassov, A.; Annovi, A.; e.a. (American Physical Society, 2018-05)A search for the exotic meson X(5568) decaying into the B[subscript s][superscript 0]π[superscript ±] final state is performed using data corresponding to 9.6 fb[superscript -1] from pp[over ¯] collisions at sqrt[s]=1960 GeV ... -
Studies of high-transverse momentum jet substructure and top quarks produced in 1.96 TeV proton-antiproton collisions
Aaltonen, T.; Alon, R.; Amerio, S.; Amidei, D.; Anastassov, A.; e.a. (American Physical Society, 2015-02)Results of a study of the substructure of the highest transverse momentum (p[subscript T]) jets observed by the CDF Collaboration are presented. Events containing at least one jet with p[subscript T] > 400 GeV/c in a ... -
Study of the energy dependence of the underlying event in proton-antiproton collisions
Aaltonen, T.; Albrow, M.; Amerio, S.; Amidei, D.; Anastassov, A.; e.a. (American Physical Society, 2015-11)We study charged particle production (p[subscript T] > 0.5 GeV/c, |η| < 0.8) in proton-antiproton collisions at total center-of-mass energies √s = 300 GeV, 900 GeV, and 1.96 TeV. We use the direction of the charged ... -
Tevatron Combination of Single-Top-Quark Cross Sections and Determination of the Magnitude of the Cabibbo-Kobayashi-Maskawa Matrix Element V[subscript tb]
Aaltonen, T.; Abazov, V. M.; Abbott, B.; Acharya, B. S.; Adams, M.; e.a. (American Physical Society, 2015-10)We present the final combination of CDF and D0 measurements of cross sections for single-top-quark production in proton-antiproton collisions at a center-of-mass energy of 1.96 TeV. The data correspond to total integrated ... -
Tevatron Constraints on Models of the Higgs Boson with Exotic Spin and Parity Using Decays to Bottom-Antibottom Quark Pairs
Aaltonen, T.; Abazov, V. M.; Abbott, B.; Acharya, B. S.; Adams, M.; e.a. (American Physical Society, 2015-04)Combined constraints from the CDF and D0 Collaborations on models of the Higgs boson with exotic spin J and parity P are presented and compared with results obtained assuming the standard model value J[superscript P] = ... -
Tevatron Run II combination of the effective leptonic electroweak mixing angle
Aaltonen, T.; Abazov, V. M.; Abbott, B.; Acharya, B. S.; Adams, M.; e.a. (American Physical Society, 2018-06)Drell-Yan lepton pairs produced in the process pp[over ¯]→ℓ⁺ℓ⁻+X through an intermediate γ*/Z boson have an asymmetry in their angular distribution related to the spontaneous symmetry breaking of the electroweak force and ...