Publications (75)
First search for atmospheric and extraterrestrial neutrino-induced cascades with the IceCube detector
IceCube Collaboration, R. Abbasi, Y. Abdou +264
We report on the first search for atmospheric and for diffuse astrophysical neutrino-induced showers (cascades) in the IceCube detector using 257 days of data collected in the year…
Performance of Scintillator Counters with Silicon Photomultiplier Readout
Mu2e Collaboration Cosmic Ray Veto Group, A. Artikov, V. Baranov +15
The performance of scintillator counters with embedded wavelength-shifting fibers has been measured in the Fermilab Meson Test Beam Facility using 120 GeV protons. The counters wer…
Amplitude analysis of D0->K+K-pi+pi-
M. Artuso, S. Blusk, R. Mountain +73
The first flavor-tagged amplitude analysis of the decay D0 to the self-conjugate final state K+K-pi+pi- is presented. Data from the CLEO II.V, CLEO III, and CLEO-c detectors are us…
Time-Dependent Searches for Point Sources of Neutrinos with the 40-String and 22-String Configurations of IceCube
The IceCube Collaboration, R. Abbasi, Y. Abdou +262
This paper presents searches for flaring sources of neutrinos using the IceCube neutrino telescope. For the first time, a search is performed over the entire parameter space of ene…
Observation of seasonal variation of atmospheric multiple-muon events in the NOvA Near Detector
M. A. Acero, P. Adamson, L. Aliaga +188
Using two years of data from the NOvA Near Detector at Fermilab, we report a seasonal variation of cosmic ray induced multiple-muon event rates which has an opposite phase to the s…
Constraints on Oscillation Parameters from Appearance and Disappearance in NOvA
The NOvA Collaboration, P. Adamson, L. Aliaga +177
Results are reported from an improved measurement of transitions by the NOvA experiment. Using an exposure equivalent to protons-on-targ…
Search for the decay
CLEO Collaboration, L. Martin, A. Powell +73
We present the first search for the decay to test the four-quark content of the and the - mixing model for this decay. We use 586 $\mathrm{…
Limits on Neutrino Emission from Gamma-Ray Bursts with the 40 String IceCube Detector
IceCube Collaboration, R. Abbasi, Y. Abdou +262
IceCube has become the first neutrino telescope with a sensitivity below the TeV neutrino flux predicted from gamma-ray bursts if GRBs are responsible for the observed cosmic-ray f…
An Improved Measurement of Neutrino Oscillation Parameters by the NOvA Experiment
M. A. Acero, P. Adamson, L. Aliaga +202
We present new , , , and oscillation measurements by…
Branching fractions for Y(3S) -> pi^0 h_b and psi(2S) -> pi^0 h_c
CLEO Collaboration, J. Y. Ge, D. H. Miller +73
Using e^+e^- collision data corresponding to 5.88M Y(3S) [25.9M psi(2S)] decays and acquired by the CLEO III [CLEO-c] detectors operating at CESR, we study the single-pion transiti…
Measurement of the atmospheric neutrino energy spectrum from 100 GeV to 400 TeV with IceCube
IceCube Collaboration, R. Abbasi, Y. Abdou +258
A measurement of the atmospheric muon neutrino energy spectrum from 100 GeV to 400 TeV was performed using a data sample of about 18,000 up-going atmospheric muon neutrino events i…
Mu2e-II: Muon to electron conversion with PIP-II
K. Byrum, S. Corrodi, Y. Oksuzian +104
An observation of Charged Lepton Flavor Violation (CLFV) would be unambiguous evidence for physics beyond the Standard Model. The Mu2e and COMET experiments, under construction, ar…
Measurement of the double-differential cross section of muon-neutrino charged-current interactions with low hadronic energy in the NOvA Near Detector
M. A. Acero, B. Acharya, P. Adamson +208
The NOvA collaboration reports cross-section measurements for charged-current interactions with low hadronic energy (maximum kinetic energy of 250 MeV for protons and 175 M…
Upsilon(1S)->gamma+f2'(1525); f2'(1525)->K0sK0s decays
The CLEO Collaboration, D. Besson, D. P. Hogan +83
We report on a study of exclusive radiative decays of the Upsilon(1S) resonance into a final state consisting of a photon and two K0s candidates. We find evidence for a signal for…
5 Reasons to expect an 8 MeV line in the SN 1987A neutrino spectrum
R. Ehrlich
Evidence was previously reported for an 8 MeV neutrino line associated with SN 1987A based on an analysis of 997 events recorded in the Kamiokande-II detector on the day of the sup…
Search for Accelerator-Produced Sub-GeV Dark Matter with the NOvA Near Detector
S. Abubakar, M. Acero, B. Acharya +184
The NuMI facility at Fermilab produces a high-intensity beam of muon neutrinos and antineutrinos, designed to study neutrino oscillations. This beam may also be a source of dark ma…
Search for rare and forbidden decays of charm and charmed-strange mesons to final states h^+- e^-+ e^+
CLEO Collaboration, P. Rubin, N. Lowrey +84
We have searched for flavor-changing neutral current decays and lepton-number-violating decays of D^+ and D^+_s mesons to final states of the form h^+- e^-+ e^+, where h is either…
Measurements of branching fractions for electromagnetic transitions involving the states
The CLEO Collaboration, M. Kornicer, R. E. Mitchell +82
Using 9.32, 5.88 million Upsilon(2S,3S) decays taken with the CLEO-III detector, we obtain five product branching fractions for the exclusive processes Upsilon(2S) => gamma chi_{b0…
Adjusting Neutrino Interaction Models and Evaluating Uncertainties using NOvA Near Detector Data
NOvA Collaboration, M. A. Acero, P. Adamson +192
The two-detector design of the NOvA neutrino oscillation experiment, in which two functionally identical detectors are exposed to an intense neutrino beam, aids in canceling leadin…
Mu2e Conceptual Design Report
The Mu2e Project, Collaboration, : +225
Mu2e at Fermilab will search for charged lepton flavor violation via the coherent conversion process mu- N --> e- N with a sensitivity approximately four orders of magnitude better…
Branching fractions for chi_cJ -> p p-bar pi^0, p p-bar eta, and p p-bar omega
CLEO Collaboration, P. U. E. Onyisi, J. L. Rosner +89
Using a sample of 25.9 million psi(2S) decays acquired with the CLEO-c detector at the CESR e^+e^- collider, we report branching fractions for the decays chi_cJ -> p p-bar pi^0, p…
Calibration and Characterization of the IceCube Photomultiplier Tube
The IceCube Collaboration, R. Abbasi, Y. Abdou +256
Over 5,000 PMTs are being deployed at the South Pole to compose the IceCube neutrino observatory. Many are placed deep in the ice to detect Cherenkov light emitted by the products…
Precision measurement of neutrino oscillation parameters with 10 years of data from the NOvA experiment
NOvA Collaboration, S. Abubakar, M. A. Acero +207
This Letter reports measurements of muon-neutrino disappearance and electron-neutrino appearance and the corresponding antineutrino processes between the two NOvA detectors in the…
Model-independent determination of the strong-phase difference between D^0 and D^0-bar-> K^0_S,L h^+ h^- (h=pi,K) and its impact on the measurement of the CKM angle gamma/phi_3
J. Libby, M. Kornicer, R. E. Mitchell +81
We report the first determination of the relative strong-phase difference between D^0 -> K^0_S,L K^+ K^- and D^0-bar -> K^0_S,L K^+ K^-. In addition, we present updated measurement…
Background studies for acoustic neutrino detection at the South Pole
The IceCube Collaboration, R. Abbasi, Y. Abdou +262
The detection of acoustic signals from ultra-high energy neutrino interactions is a promising method to measure the tiny flux of cosmogenic neutrinos expected on Earth. The energy…
Extended search for supernova-like neutrinos in NOvA coincident with LIGO/Virgo detections
M. A. Acero, P. Adamson, L. Aliaga +200
A search is performed for supernova-like neutrino interactions coincident with 76 gravitational wave events detected by the LIGO/Virgo Collaboration. For 40 of these events, full r…
Constraints on high-energy neutrino emission from SN 2008D
IceCube Collaboration, R. Abbasi, Y. Abdou +259
SN 2008D, a core collapse supernova at a distance of 27 Mpc, was serendipitously discovered by the Swift satellite through an associated X-ray flash. Core collapse supernovae have…
Measurement of the eta_b(1S) mass and the branching fraction for Upsilon(3S) --> gamma eta_b(1S)
The CLEO Collaboration, G. Bonvicini, D. Cinabro +91
We report evidence for the ground state of bottomonium, eta_b(1S), in the radiative decay Upsilon(3S) --> gamma eta_b in e^+e^- annihilation data taken with the CLEO III detector.…
Search for Dark Matter from the Galactic Halo with the IceCube Neutrino Observatory
IceCube Collaboration, R. Abbasi, Y. Abdou +262
Self-annihilating or decaying dark matter in the Galactic halo might produce high energy neutrinos detectable with neutrino telescopes. We have conducted a search for such a signal…
A Search for a Diffuse Flux of Astrophysical Muon Neutrinos with the IceCube 40-String Detector
IceCube Collaboration, R. Abbasi, Y. Abdou +261
The IceCube Neutrino Observatory is a 1 km detector currently taking data at the South Pole. One of the main strategies used to look for astrophysical neutrinos with IceCube…
Expression of Interest for Evolution of the Mu2e Experiment
F. Abusalma, D. Ambrose, A. Artikov +124
We propose an evolution of the Mu2e experiment, called Mu2e-II, that would leverage advances in detector technology and utilize the increased proton intensity provided by the Fermi…
Studies of D^+ -> {eta', eta, phi} e^+ nu_e
CLEO Collaboration, J. Yelton, P. Rubin +85
We report the first observation of the decay D^+ -> eta' e^+ nu_e in two analyses, which combined provide a branching fraction of B(D+ -> eta' e nu) = (2.16 +/- 0.53 +/- 0.07) x 10…
Measurement of the Nucleus Charged-Current Double-Differential Cross Section at 2.4 GeV using NOvA
M. A. Acero, P. Adamson, L. Aliaga +212
The inclusive electron neutrino charged-current cross section is measured in the NOvA near detector using protons-on-target (POT) in the NuMI beam. The sample o…
Study of psi(2S) Decays to gamma p bar{p}, pi^0 p bar{p} and eta p bar{p} and Search for p bar{p} Threshold Enhancements
CLEO Collaboration, J. P. Alexander, D. G. Cassel +85
The decays of psi(2S) into gamma p bar{p}, pi^0 p bar{p} and eta p bar{p} have been studied with the CLEO-c detector using a sample of 24.5 million psi(2S) events obtained from e^+…
First Measurement of the Form Factors in the Decays D0 to rho- e+ nu_e and D+ to rho0 e+ nu_e
CLEO Collaboration, S. Dobbs, Z. Metreveli +78
Using the entire CLEO-c psi(3770) to DDbar event sample, corresponding to an integrated luminosity of 818 pb^-1 and approximately 5.4 x 10^6 DDbar events, we measure the form facto…
First measurement of muon-neutrino disappearance in NOvA
P. Adamson, C. Ader, M. Andrews +257
This paper reports the first measurement using the NOvA detectors of disappearance in a beam. The analysis uses a 14 kton-equivalent exposure of $2.74 \times 10^{20…
Search for a Lorentz-violating sidereal signal with atmospheric neutrinos in IceCube
IceCube Collaboration, R. Abbasi, Y. Abdou +258
A search for sidereal modulation in the flux of atmospheric muon neutrinos in IceCube was performed. Such a signal could be an indication of Lorentz-violating physics. Neutrino osc…
Seasonal Variation of Multiple-Muon Cosmic Ray Air Showers Observed in the NOvA Detector on the Surface
M. A. Acero, P. Adamson, L. Aliaga +194
We report the rate of cosmic ray air showers with multiplicities exceeding 15 muon tracks recorded in the NOvA Far Detector between May 2016 and May 2018. The detector is located o…
The first search for extremely-high energy cosmogenic neutrinos with the IceCube Neutrino Observatory
IceCube Collaboration, R. Abbasi, Y. Abdou +250
We report on the results of the search for extremely-high energy (EHE) neutrinos with energies above GeV obtained with the partially (30%) constructed IceCube in 2007.…
Mu2e Technical Design Report
L. Bartoszek, E. Barnes, J. P. Miller +260
The Mu2e experiment at Fermilab will search for charged lepton flavor violation via the coherent conversion process mu- N --> e- N with a sensitivity approximately four orders of m…
Analysis of the Decay D^0 to K^0_S pi^0 pi^0
CLEO Collaboration, N. Lowrey, S. Mehrabyan +84
We present the results of a Dalitz plot analysis of D^0 to K^0_S pi^0 pi^0 using the CLEO-c data set of 818 inverse pico-barns of e^+ e^- collisions accumulated at sqrt{s} = 3.77 G…
Search for multi-messenger signals in NOvA coincident with LIGO/Virgo detections
NOvA Collaboration, M. A. Acero, P. Adamson +177
Using the NOvA neutrino detectors, a broad search has been performed for any signal coincident with 28 gravitational wave events detected by the LIGO/Virgo Collaboration between Se…
Feasibility Study for a Next-Generation Mu2e Experiment
K. Knoepfel, V. Pronskikh, R. Bernstein +21
We explore the feasibility of a next-generation Mu2e experiment that uses Project-X beams to achieve a sensitivity approximately a factor ten better than the currently planned Mu2e…
Measurement of the neutrino mixing angle in NOvA
The NOvA Collaboration, P. Adamson, L. Aliaga +177
This Letter reports new results on muon neutrino disappearance from NOvA, using a 14 kton detector equivalent exposure of protons-on-target from the NuMI beam a…
Joint neutrino oscillation analysis from the T2K and NOvA experiments
NOvA, T2K Collaborations, : +597
The landmark discovery that neutrinos have mass and can change type (or "flavor") as they propagate -- a process called neutrino oscillation -- has opened up a rich array of theore…
IceCube Collaboration Contributions to the 2009 International Cosmic Ray Conference
R. Abbasi, Y. Abdou, T. Abu-Zayyad +256
IceCube Collaboration Contributions to the 2009 International Cosmic Ray Conference
Is there a 4.5 PeV neutron line in the cosmic ray spectrum?
R. Ehrlich
Recently we presented a model to fit the cosmic ray spectrum using the hypothesis that the electron neutrino is a tachyon. The model predicted the existence of a neutron flux in th…
Search for active-sterile neutrino mixing using neutral-current interactions in NOvA
NOvA Collaboration, P. Adamson, L. Aliaga +177
We report results from the first search for sterile neutrinos mixing with active neutrinos through a reduction in the rate of neutral-current interactions over a baseline of 810\,k…
Search for Slow Magnetic Monopoles with the NOvA Detector on the Surface
NOvA Collaboration, M. A. Acero, P. Adamson +196
We report a search for a magnetic monopole component of the cosmic-ray flux in a 95-day exposure of the NOvA experiment's Far Detector, a 14 kt segmented liquid scintillator detect…
Novel Method of Measuring Electron Positron Colliding Beam Parameters
D. Cinabro, K. Korbiak, R. Ehrlich +2
Through the simultaneous measurement of the transverse size as a function of longitudinal position, and the longitudinal distribution of luminosity, we are able to measure the $β_…
First measurement of electron neutrino appearance in NOvA
P. Adamson, C. Ader, M. Andrews +257
We report results from the first search for transitions by the NOvA experiment. In an exposure equivalent to protons-on-target in the upgraded Nu…
Studies of the decays D^0 \rightarrow K_S^0K^-Ï^+ and D^0 \rightarrow K_S^0K^+Ï^-
CLEO Collaboration, J. Insler, H. Muramatsu +73
The first measurements of the coherence factor R_{K_S^0KÏ} and the average strong--phase difference δ^{K_S^0KÏ} in D^0 \to K_S^0 K^\mpÏ^\pm decays are reported. These parameter…
Measurement of d2sigma/d|q|dEavail in charged current neutrino-nucleus interactions at <Ev> = 1.86 GeV using the NOvA Near Detector
M. A. Acero, B. Acharya, P. Adamson +205
Double- and single-differential cross sections for inclusive charged-current neutrino-nucleus scattering are reported for the kinematic domain 0 to 2 GeV/c in three-momentum transf…
First measurement of neutrino oscillation parameters using neutrinos and antineutrinos by NOvA
M. A. Acero, P. Adamson, L. Aliaga +196
The NOvA experiment has made a -significant observation of appearance in a 2 GeV beam at a distance of 810 km. Using protons on…
Amplitude analyses of the decays chi_c1 -> eta pi+ pi- and chi_c1 -> eta' pi+ pi-
CLEO Collaboration, G. S. Adams, J. Napolitano +74
Using a data sample of 2.59 x 10^7 psi(2S) decays obtained with the CLEO-c detector, we perform amplitude analyses of the complementary decay chains chi_c1 -> eta pi+ pi- and chi_c…
Search for active-sterile antineutrino mixing using neutral-current interactions with the NOvA experiment
M. A. Acero, P. Adamson, L. Aliaga +196
This Letter reports results from the first long-baseline search for sterile antineutrinos mixing in an accelerator-based antineutrino-dominated beam. The rate of neutral-current in…
The NOvA Power Distribution System
E. C. Dukes, R. Ehrlich, S. Goadhouse +3
We describe the power distribution systems and grounding schemes built for the near and far detectors of the NOvA long-baseline neutrino experiment. They are used to power the aval…
Observation of the h_c(1P) using e^+e^- collisions above DDbar threshold
CLEO Collaboration, T. K. Pedlar, D. Cronin-Hennessy +77
Using 586pb^-1 of e^+e^- collision data at E_CM = 4170MeV, produced at the CESR collider and collected with the CLEO-c detector, we observe the process e^+e^- --> pi^+ pi^- h_c(1P)…
Implications for the Cosmic Ray Spectrum of a Negative Electron Neutrino Mass^2
R. Ehrlich
The features and problems of a speculative model based on the electron neutrino being a tachyon are discussed. The model is consistent with five properties of the cosmic ray spectr…
Updated measurements of absolute and hadronic branching fractions and at MeV
CLEO Collaboration, G. Bonvicini, D. Cinabro M. J. Smith +66
Utilizing the full CLEO-c data sample of 818 pb of data taken at the resonance, we update our measurements of absolute hadronic branching fractions of ch…
Supernova neutrino detection in NOvA
NOvA Collaboration, M. A. Acero, P. Adamson +199
The NOvA long-baseline neutrino experiment uses a pair of large, segmented, liquid-scintillator calorimeters to study neutrino oscillations, using GeV-scale neutrinos from the Ferm…
Observation of Anisotropy in the Arrival Directions of Galactic Cosmic Rays at Multiple Angular Scales with IceCube
IceCube Collaboration, R. Abbasi, Y. Abdou +266
Between May 2009 and May 2010, the IceCube neutrino detector at the South Pole recorded 32 billion muons generated in air showers produced by cosmic rays with a median energy of 20…
Implications for the Cosmic Ray Spectrum of a Negative Electron Neutrino (Mass)^2
R. Ehrlich
The hypothesis that the electron neutrino is a tachyon with |m|=sqrt(-m^2) = 0.5 eV/c^2 is consistent with certain properties of the cosmic ray spectrum, including: the existence o…
Is the observability of sterile neutrino masses consistent with oscillations?
R. Ehrlich
It is shown that a 1980 proposal to search for heavy sterile neutrinos by observing the energy of the associated lepton in weak decays rests on an questionable assumption, and that…
Measurement of the Double-Differential Muon-neutrino Charged-Current Inclusive Cross Section in the NOvA Near Detector
M. A. Acero, P. Adamson, L. Aliaga +203
We report cross-section measurements of the final-state muon kinematics for \numu charged-current interactions in the NOvA near detector using an accumulated 8.09 pr…
Neutrino analysis of the September 2010 Crab Nebula flare and time-integrated constraints on neutrino emission from the Crab using IceCube
IceCube Collaboration, R. Abbasi, Y. Abdou +266
We present the results for a search of high-energy muon neutrinos with the IceCube detector in coincidence with the Crab nebula flare reported on September 2010 by various experime…
Improved Measurement of Absolute Hadronic Branching Fractions of the Ds+ Meson
CLEO Collaboration, P. U. E. Onyisi, G. Bonvicini +67
The branching fractions of Ds meson decays serve to normalize many measurements of processes involving charm quarks. Using 586 pb^-1 of e+ e- collisions recorded at a center of mas…
Monte Carlo method for constructing confidence intervals with unconstrained and constrained nuisance parameters in the NOvA experiment
M. A. Acero, B. Acharya, P. Adamson +218
Measuring observables to constrain models using maximum-likelihood estimation is fundamental to many physics experiments. Wilks' theorem provides a simple way to construct confiden…
Search for -Violating Neutrino Nonstandard Interactions with the NOvA Experiment
NOvA Collaboration, M. A. Acero, B. Acharya +204
This Letter reports a search for charge-parity () symmetry violating nonstandard interactions (NSI) of neutrinos with matter using the NOvA Experiment, and examines their effec…
Measurement of Neutrino-Induced Neutral-Current Coherent Production in the NOvA Near Detector
M. A. Acero, P. Adamson, L. Aliaga +188
The cross section of neutrino-induced neutral-current coherent production on a carbon-dominated target is measured in the NOvA near detector. This measurement uses a narrow-…
Analysis of D+ to K- pi+ e+ nu_e and D+ to K- pi+ mu+ nu_mu Semileptonic Decays
CLEO Collaboration, R. A. Briere, H. Vogel +89
Using a large sample (~11800 events) of D^+ into K^- pi^+ e^+ nu_e and D^+ into K^- pi^+ mu^+ nu_mu decays collected by the CLEO-c detector running at the psi(3770), we measure the…
Constraints on the Extremely-high Energy Cosmic Neutrino Flux with the IceCube 2008-2009 Data
IceCube Collaboration, R. Abbasi, Y. Abdou +261
We report on a search for extremely-high energy neutrinos with energies greater than GeV using the data taken with the IceCube detector at the South Pole. The data was colle…
Updated Measurement of the Strong Phase in D0 --> K+pi- Decay Using Quantum Correlations in e+e- --> D0 D0bar at CLEO
CLEO Collaboration, D. M. Asner, G. Tatishvili +71
We analyze a sample of 3 million quantum-correlated D0 D0bar pairs from 818 pb^-1 of e+e- collision data collected with the CLEO-c detector at E_cm = 3.77 GeV, to give an updated m…
Observation of the Dalitz Decay
D. Cronin-Hennessy, J. Hietala, S. Dobbs +76
Using 586 of collision data acquired at GeV with the CLEO-c detector at the Cornell Electron Storage Ring, we report the first obse…
Expanding neutrino oscillation parameter measurements in NOvA using a Bayesian approach
NOvA Collaboration, M. A. Acero, B. Acharya +196
NOvA is a long-baseline neutrino oscillation experiment that measures oscillations in charged-current (disappearance) and (appe…