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19932026
most citedRelativistic Shapiro delay measurements of an extremely massive millisecond pulsar

1.6k citations

Showing 2018Show all

26 papers · 1 filter

astro-ph.EP2018★ 11 cited

The Liquidus Temperature for Methanol-Water Mixtures at High Pressure and Low Temperature, with Application to Titan

A. J. Dougherty, Z. T. Bartholet, R. J. Chumsky +3

Methanol is a potentially important impurity in subsurface oceans on Titan and Enceladus. We report measurements of the freezing of methanol-water samples at pressures up to 350~MP…

astro-ph.GA2018

The Arecibo Pisces-Perseus Supercluster Survey I: Harvesting ALFALFA

Aileen A. O'Donoghue, Martha P. Haynes, Rebecca A. Koopmann +9

We report a multi-objective campaign of targeted 21 cm HI line observations of sources selected from the Arecibo Legacy Fast ALFA (Arecibo L-band Feed Array) survey (ALFALFA) and g…

astro-ph.GA2018★ 161 cited

The NANOGrav 11-Year Data Set: Limits on Gravitational Waves from Individual Supermassive Black Hole Binaries

K. Aggarwal, Z. Arzoumanian, P. T. Baker +60

Observations indicate that nearly all galaxies contain supermassive black holes (SMBHs) at their centers. When galaxies merge, their component black holes form SMBH binaries (SMBHB…

astro-ph.HE2018★ 26 cited

The NANOGrav 11-year Data Set: Pulse Profile Variability

P. R. Brook, A. Karastergiou, M. A. McLaughlin +30

Access to 50 years of data has led to the discovery of pulsar emission and rotation variability on timescales of months and years. Most of this long-term variability has been seen…

cs.AI2018★ 1 cited

Knowledge and Blameworthiness

Pavel Naumov, Jia Tao

Blameworthiness of an agent or a coalition of agents is often defined in terms of the principle of alternative possibilities: for the coalition to be responsible for an outcome, th…

hep-ph2018★ 10 cited

Cosmological Constraints on Unstable Particles: Numerical Bounds and Analytic Approximations

Keith R. Dienes, Jason Kumar, Patrick Stengel +1

Many extensions of the Standard Model predict large numbers of additional unstable particles whose decays in the early universe are tightly constrained by observational data. For e…

math.AT2018★ 1 cited

The homotopy type of the topological cobordism category

Mauricio Gomez Lopez, Alexander Kupers

We define a cobordism category of topological manifolds and prove that if its classifying space is weakly equivalent to , where is the…

astro-ph.EP2018★ 52 cited

Studying the solar system with the International Pulsar Timing Array

R. N. Caballero, Y. J. Guo, K. J. Lee +77

Pulsar-timing analyses are sensitive to errors in the solar-system ephemerides (SSEs) that timing models utilise to estimate the location of the solar-system barycentre, the quasi-…

astro-ph.HE2018★ 45 cited

The NANOGrav 12.5-Year Data Set: The Frequency Dependence of Pulse Jitter in Precision Millisecond Pulsars

M. T. Lam, M. A. McLaughlin, Z. Arzoumanian +25

Low-frequency gravitational-wave experiments require the highest timing precision from an array of the most stable millisecond pulsars. Several known sources of noise on short time…

hep-ph2018★ 26 cited

Dynamical Dark Matter, MATHUSLA, and the Lifetime Frontier

David Curtin, Keith R. Dienes, Brooks Thomas

MATHUSLA is a proposed surface detector at CERN that would be able to observe the decays of non-hadronic electrically neutral long-lived particles (LLPs) with almost no background…

astro-ph.HE2018★ 52 cited

PSR J2234+0611: A new laboratory for stellar evolution

K. Stovall, P. C. C. Freire, J. Antoniadis +30

We report timing results for PSR J2234+0611, a 3.6-ms pulsar in a 32-day, eccentric (e = 0.13) orbit with a helium white dwarf companion discovered as part of the Arecibo Observato…

astro-ph.SR2018★ 34 cited

The NANOGrav 11-year Data Set: Solar Wind Sounding Through Pulsar Timing

D. R. Madison, J. M. Cordes, Z. Arzoumanian +28

The North American Nanohertz Observatory for Gravitational Waves (NANOGrav) has observed dozens of millisecond pulsars for over a decade. We have accrued a large collection of disp…

math.CO2018★ 4 cited

Rook and Wilf equivalence of integer partitions

Jonathan Bloom, Dan Saracino

The subjects of rook equivalence and Wilf equivalence have both attracted considerable attention over the last half-century. In this paper we introduce a new notion of Wilf equival…

math.CO2018

On criteria for rook equivalence of Ferrers boards

Jonathan Bloom, Dan Saracino

In [2] we introduced a new notion of Wilf equivalence of integer partitions and proved that rook equivalence implies Wilf equivalence. In the present paper we prove the converse an…

astro-ph.HE2018★ 30 cited

The NANOGrav 11-Year Data Set: Arecibo Observatory Polarimetry And Pulse Microcomponents

Peter A. Gentile, Maura A. McLaughlin, Paul B. Demorest +25

We present the polarization pulse profiles for 28 pulsars observed with the Arecibo Observatory by the North American Nanohertz Observatory for Gravitational Waves (NANOGrav) timin…

astro-ph.SR2018★ 25 cited

A VLBI distance and transverse velocity for PSR B1913+16

A. T. Deller, J. M. Weisberg, D. J. Nice +1

Using the Very Long Baseline Array, we have made astrometric observations of the binary pulsar B1913+16 spanning an 18 month period in 2014 - 2015. From these observations we make…

cs.CV2018

Finding your Lookalike: Measuring Face Similarity Rather than Face Identity

Amir Sadovnik, Wassim Gharbi, Thanh Vu +1

Face images are one of the main areas of focus for computer vision, receiving on a wide variety of tasks. Although face recognition is probably the most widely researched, many oth…

hep-ph2018★ 385 cited

Long-Lived Particles at the Energy Frontier: The MATHUSLA Physics Case

David Curtin, Marco Drewes, Matthew McCullough +85

We examine the theoretical motivations for long-lived particle (LLP) signals at the LHC in a comprehensive survey of Standard Model (SM) extensions. LLPs are a common prediction of…

astro-ph.GA2018★ 501 cited

The Arecibo Legacy Fast ALFA Survey: The ALFALFA Extragalactic HI Source Catalog

Martha P. Haynes, Riccardo Giovanelli, Brian R. Kent +22

We present the catalog of ~31500 extragalactic HI line sources detected by the completed ALFALFA survey out to z < 0.06 including both high signal-to-noise ratio (> 6.5) detections…

astro-ph.HE2018★ 94 cited

The Green Bank North Celestial Cap Pulsar Survey III: 45 New Pulsar Timing Solutions

Ryan S. Lynch, Joseph K. Swiggum, Vlad I. Kondratiev +37

We provide timing solutions for 45 radio pulsars discovered by the Robert C. Byrd Green Bank Telescope. These pulsars were found in the Green Bank North Celestial Cap pulsar survey…

quant-ph2018★ 190 cited

Spin-Dependent Quantum Emission in Hexagonal Boron Nitride at Room Temperature

Annemarie L. Exarhos, David A. Hopper, Raj N. Patel +2

Optically addressable spins associated with defects in wide-bandgap semiconductors are versatile platforms for quantum information processing and nanoscale sensing, where spin-depe…

astro-ph.HE2018★ 18 cited

The Green Bank Northern Celestial Cap Pulsar Survey II: The Discovery and Timing of Ten Pulsars

A. M. Kawash, M. A. McLaughlin, D. L. Kaplan +41

We present timing solutions for ten pulsars discovered in 350 MHz searches with the Green Bank Telescope. Nine of these were discovered in the Green Bank Northern Celestial Cap sur…

astro-ph.HE2018★ 116 cited

Tests of Gravitational Symmetries with Pulsar Binary J1713+0747

W. W. Zhu, G. Desvignes, N. Wex +50

Symmetries play an important role in modern theories of gravity. The strong equivalence principle (SEP) constitutes a collection of gravitational symmetries which are all implement…

stat.OT2018★ 251 cited

Curriculum Guidelines for Undergraduate Programs in Data Science

Richard De Veaux, Mahesh Agarwal, Maia Averett +22

The Park City Math Institute (PCMI) 2016 Summer Undergraduate Faculty Program met for the purpose of composing guidelines for undergraduate programs in Data Science. The group cons…