My curriculum vitae and publication list:

• CV and publication list in pdf format

Education:

• 1992, PhD, Physics, Princeton University
  • Thesis: Two High-Sensitivity Pulsar Searches
• 1989, MA, Physics, Princeton University
• 1987, BS, Physics, California Institute of Technology

Positions Held:

• Lafayette College
  • 2024-           Charles A. Dana Professor
  • 2919-2024   Professor
  • 2016-2024   Physics Department Head
  • 2010-2019   Associate Professor
• Bryn Mawr College
  • 2005-2010   Visiting Assistant Professor
• Princeton University
  • 1997-2005   Assistant Professor
  • 1996-1997   Lecturer
  • 1992-1993   Research Associate
• National Radio Astronomy Observatory
  • 1993-1996   Jansky Postdoctoral Fellow
• University of Virginia
  • 1995            Lecturer

Lists of my papers generated by indexes and repositories on the web:

• List of my papers indexed at ADS (Astrophysics Data System)
• List of my papers on arXiv (archive and preprint server)
• List of my papers indexed by INSIPRE (high energy physics database)
• My ORCID entry: http://orcid.org/0000-0002-6709-2566

Collected papers on evidence for a Gravitational Wave Background:

• NANOGrav’s 15 yr Data Set and the Gravitational Wave Background
  The NANOGrav Collaboration
  Focus issue of Astrophysical Journal Letters

Recently published papers:

• The NANOGrav 15-year Gravitational-Wave Background Methods
  D. Johnson et al. (NANOGrav Collaboration)
  Physical Review D, 109,103012 (2024); arXiv:2306.16223
• Comparing Recent PTA Results on the Nanohertz Stochastic Gravitational Wave Background
  G. Agaze et al. (International Pulsar Timing Array)
  Astrophysical Journal, 966, 105 (2024); arXiv:2309.00693
• The NANOGrav 12.5-year Data Set: Dispersion Mis-Estimation with Varying Bandwidths
  S. V. Sosa Fiscella et al. (NANOGrav Noise Budget and Timing Working Groups)
  Astrophysical Journal, 966, 95 (2024); arXiv:2307.13248
• An unusual pulse shape change event in PSR J1713+0747 observed with the Green Bank Telescope and CHIME
  R. Jennings et al. (NANOGrav Noise Budget and Timing Working Groups)
  Astrophysical Journal, 964, 179 (2024); arXiv:2210.12266
• The NANOGrav 12.5-year Data Set: Search for Transverse Polarization Modes in the Gravitational-Wave Background
  G. Agaze et al. (NANOGrav Collaboration)
  Astrophysical Journal Letters, 964, L14 (2024); arXiv:2310.12138
• The NANOGrav 12.5-year Data Set: A Computationally-Efficient Eccentric Binary Search Pipeline and Constraints on an Eccentric Supermassive Binary in 3C 66BG
  G. Agaze et al. (NANOGrav Collaboration)
  Astrophysical Journal, 963, 144 (2024); arXiv:2309.17438
• The NANOGrav 12.5-year Data Set: Search for Gravitational Wave Memory G. Agaze et al. (NANOGrav Collaboration)
  Astrophysical Journal, 963, 61 (2024); arXiv:2307.13797
• How to Detect an Astrophysical Nanohertz Gravitational Wave Background
  B. Bécsy et al. (NANOGrav Collaboration)
  Astrophysical Journal, 959, 9 (2023); arXiv:2309.04443
• The NANOGrav 15-year Data Set: Search for Anisotropy in the
  Gravitational-Wave Background
  G. Agaze et al. (NANOGrav Collaboration)
  Astrophysical Journal Letters, 956, L3 (2023); arXiv:2306.16221
• The NANOGrav 15-year Data Set: Constraints on Supermassive Black Hole Binaries from the Gravitational Wave Background
  G. Agaze et al. (NANOGrav Collaboration)
  Astrophysical Journal Letters, 952, L37 (2023); arXiv:2306.16220
• The NANOGrav 15-year data set: Bayesian Limits on Gravitational Waves from Individual Supermassive Black Hole Binaries
  G. Agaze et al. (NANOGrav Collaboration)
  Astrophysical Journal Letters, 951, L50 (2023); arXiv:2306.16222
• The NANOGrav 12.5-year data set: Bayesian Limits on Gravitational Waves from Individual Supermassive Black Hole Binaries
  Z. Arzoumanian et al. (NANOGrav Collaboration)
  Astrophysical Journal Letters, 951, L28 (2023); arXiv:2301.03608
• The NANOGrav 15-year Data Set: Evidence for a Gravitational-Wave Background
  G. Agaze et al. (NANOGrav Collaboration)
  Astrophysical Journals Letters, 951, L8 (2023); arXiv:2306.16213
• The NANOGrav 15-year Data Set: Observations and Timing of 68 Millisecond Pulsars
  G. Agaze et al. (NANOGrav Collaboration)
  Astrophysical Journals Letters, 951, L9 (2023); arXiv:2306.16217
• The NANOGrav 15-year Data Set: Detector Characterization and Noise Budget
  G. Agaze et al. (NANOGrav Collaboration)
  Astrophysical Journals Letters, 951, L10 (2023); arXiv:2306.16218
• The NANOGrav 15-year Data Set: Search for Signals from New Physics
  A. Afzal et al. (NANOGrav Collaboration)
  Astrophysical Journals Letters, 951, L11 (2023); arXiv:2306.16219
• Searching for continuous Gravitational Waves in the second data release of the International Pulsar Timing Array
  M. Falxa et al. (International Pulsar Timing Array)
  Monthly Notices of the Royal Astronomical Society, 521, 5077 (2023); arXiv:2303.10767
• Bayesian Solar Wind Modeling with Pulsar Timing Array
  J. S. Hazboun et al. (NANOGrav collaboration)
  Astrophysical Journal Letters, 929, 39 (2022); arXiv:2111.09361
• The NANOGrav 12.5-year Data Set: Polarimetry, Rotation Measures, and Galactic Magnetic Field Strengths from NANOGrav Observations with the Green Bank Telescope
  H. M. Wahl et al. (NANOGrav Timing Group)
  Astrophysical Journal, 168, 23 (2022); arXiv:2104.2104.05723
• The International Pulsar Timing Array second data release:
  Search for an isotropic Gravitational Wave Background
  J. Antoniadis et al. (International Pulsar Timing Array)
  Monthly Notices of the Royal Astronomical Society, 510, 4873 (2022); arXiv:2201.03980
• Searching For Gravitational Waves From Cosmological Phase Transitions With The NANOGrav 12.5-year dataset
  Z. Arzoumanian et al. (NANOGrav collaboration)
  Physical Review Letters, 127, 251302 (2021); arXiv:2104.13930
• The NANOGrav 12.5-year Data Set: Search for Non-Einsteinian Polarization Modes in the Gravitational-Wave Background
  Z. Arzoumanian et al. (NANOGrav collaboration)
  Astrophysical Journal Letters, 912 L12 (2021); arXiv:2109.14706
• The NANOGrav 12.5-year Data Set: Monitoring Interstellar Scattering Delays
  J. E. Turner et al. (NANOGrav Timing & Noise Budget groups)
  Astrophysical Journal, 917, 10 (2021); arXiv:2012.09884
• Refined Mass and Geometric Measurements of the High-Mass PSR J0740+6620
  E. Fonseca et al. (NANOGrav Timing Group & CHIME/Pulsar)
  Astrophysical Journal Letters, 915, L12 (2021); arXiv:2104.00880
• The NANOGrav 11yr Data Set: Limits on Supermassive Black Hole Binaries in Galaxies within 500Mpc
  Z. Arzoumanian et al. (NANOGrav Collaboration)
  Astrophysical Journal, 914, 121 (2021); arXiv:2101.02716
• Astrophysics Milestones for Pulsar Timing Array Gravitational-wave Detection
  N. S. Pol et al. (NANOGrav Collaboration)
  Astrophysical Journal Letters, 911, L34 (2021); arXiv:2010.11950
• The NANOGrav 12.5-year Data Set: Observations and Narrowband Timing of 47 Millisecond Pulsars
  M. F. Alam et al. (NANOGrav Collaboration)
  Astrophysical Journal Supplement Series, 252, 4 (2021); arXiv:2005.06490
• The NANOGrav 12.5-year Data Set: Wideband Timing of 47 Millisecond Pulsars
  M. F. Alam et al. (NANOGrav Collaboration)
  Astrophysical Journal Supplement Series, 252, 5 (2021); arXiv:2005.06495
• The NANOGrav 12.5-year Data Set: Search for an Isotropic Stochastic Gravitational-Wave Background
  Z. Arzoumanian et al. (NANOGrav Collaboration)
  Astrophysical Journal Letters, 905, L34 (2020); arXiv:2009.04496
• Multi-Messenger Gravitational Wave Searches with Pulsar Timing Arrays: Application to 3C66B Using the NANOGrav 11-year Data Set
  Z. Arzoumanian et al. (NANOGrav Collaboration)
  Astrophysical Journal, 900, 102 (2020); arXiv:2005.07123
• Modeling the Uncertainties of Solar System Ephemerides for Robust Gravitational-wave Searches with Pulsar-timing Arrays
  M. Vallisneri et al. (NANOGrav Collaboration)
  Astrophysical Journal, 893, 112 (2020); arXiv:2001.00595
• The NANOGrav 11-year Data Set: Constraints on Planetary Masses Around 45 Millisecond Pulsars
  E. Behrens et al. (NANOGrav Timing group)
  Astrophysical Journal Letters, 893, L8 (2020); arXiv:1912.00482
• The NANOGrav 11-Year Data Set: Evolution of Gravitational Wave Background Statistics
  J. Hazboun et al. (NANOGrav Timing and Detection groups)
  Astrophysical Journal, 890, 108 (2020); arXiv:1909.08644
• The NANOGrav 11-Year Data Set: Limits on Gravitational Wave Memory
  K. Aggarwal et al. (NANOGrav collaboration)
  Astrophysical Journal, 889, 38 (2020); arXiv:1911.08488
• A Very Massive Neutron Star: Relativistic Shapiro Delay Measurements of PSR J0740+6620
  H. T. Cromartie et al. (NANOGrav Timing group)
  Nature Astronomy, 4, 72 (2020); arXiv:1904.06759
• A Pulsar-based Timescale from the International Pulsar Timing Array
  G. Hobbs et al. (International Pulsar Timing Array)
  Monthly Notices of the Royal Astronomical Society, 491, 5251 (2020)
• The International Pulsar Timing Array: Second Data Release
  B. P. P. Perera et al. (International Pulsar Timing Array)
  Monthly Notices of the Royal Astronomical Society, 490, 4666 (2020); arXiv:1909.04534
• The NANOGrav 11-Year Data Set: Limits on Gravitational Waves from Individual Supermassive Black Hole Binaries
  K. Aggarwal et al. (NANOGrav collaboration)
  Astrophysical Journal, 880,116 (2019); arXiv:1812.11585
• High-Precision X-ray Timing of Three Millisecond Pulsars with
  NICER: Stability Estimates and Comparison with Radio
  J. Deneva et al. (NANOGrav Timing group, Nancay Pulsar Group, NICER High-precision Timing Group)
  Astrophysical Journal, 874, 160 (2019); arXiv:1902.07130
• The NANOGrav 12.5-Year Data Set: The Frequency Dependence of Pulse Jitter in Precision Millisecond Pulsars
  M. Lam et al. (NANOGrav Timing & Noise Budget Groups)
  Astrophysical Journal, 872, 193 (2019); arXiv:1809.03058
• PSR J2234+0611: A New Laboratory for Stellar Evolution
  K. Stovall et al. (NANOGrav Timing group & Arecibo drift survey)
  Astrophysical Journal, 870, 74 (2019); arXiv:1809.05064
• Tests of Gravitational Symmetries with Pulsar Binary J1713+0747
  W. W. Zhu et al. (NANOGrav Timing group & European Pulsar Timing Array)
  Monthly Notices of the Royal Astronomical Societyl, 482, 3249 (2019); arXiv:1802.09206
• Studying the Solar System with the International Pulsar Timing Array
  R. N. Caballero et al. (International Pulsar Timing Array)
  Monthly Notices of the Royal Astronomical Society, 481, 5501 (2018); arXiv:1808.07078
• The NANOGrav 11-year Data Set: Pulse Profile Variability
  P. Brook et al. (NANOGrav Timing group)
  Astrophysical Journal, 868, 122 (2018); arXiv:1810.08269
• A VLBI Distance and Transverse Velocity for PSR~B1913+16
  A. T. Deller, J. M. Weisberg, D. J. Nice, & S. Chatterjee
  Astrophysical Journal, 862, 139 (2018); arXiv:1806.10265
• The NANOGrav Eleven-Year Data Set: Polarimetry and
  Pulse Microcomponents
  P. Gentile et al. (NANOGrav Timing group)
  Astrophysical Journal, 862, 47 (2018); arXiv:1807.00708
• A Second Chromatic Timing Event of Interstellar Origin toward PSR
  J1713+0747
  M Lam et al. (NANOGrav Timing & Interstellar Medium Mitigation Groups)
  Astrophysical Journal, 859, 47 (2018); arXiv:1712.03651
• The NANOGrav 11-Year Data Set: Pulsar-Timing Constraints on the Stochastic Gravitational-Wave Background
  Z. Arzoumanian et al. (NANOGrav collaboration)
  Astrophysical Journal, 859, 47 (2018); arXiv:1801.02617
• The NANOGrav 11-Year Data Set: High-Precision Timing of 45 Pulsars
  Z. Arzoumanian et al. (NANOGrav collaboration)
  Astrophysical Journal Supplement Series, 235, 37 (2018); arXiv:1801.01837
• The NANOGrav Nine-Year Data Set:  Measurement and Interpretation of
  Variations in Dispersion Measures
  M. Jones et al. (NANOGrav Timing & Interstellar Medium Mitigation Groups)
  Astrophysical Journal, 841, 125 (2017); arXiv:1612.03187
• The NANOGrav Nine-Year Data Set: Excess Noise in
  Millisecond Pulsar Arrival Times
  M. Lam et al. (NANOGrav Timing & Noise Budget Groups)
  Astrophysical Journal, 834, 35 (2017); arXiv:1610.01731
• The NANOGrav Nine-Year Data Set: Mass and Geometric Measurements of Binary Millisecond Pulsars
  E. Fonseca et al. (NANOGrav Timing Group)
  Astrophysical Journal, 832, 167 (2016); arXiv:1603.00545
• PSR J1024-0719: A Millisecond Pulsar in an Unusual
  Long-Period Orbit
  D. Kaplan et al. (NANOGrav Timing Group & others)
  Astrophysical Journal, 826, 86 (2016); arXiv:1604.00131
• The NANOGrav Nine-Year Data Set: Limits on the Isotropic Stochastic Gravitational Wave Background
  Z. Arzoumanian et al. (NANOGrav Collaboration)
  Astrophysical Journal, 821, 13 (2016); arXiv:1508.03024
• From Spin-Noise to Systematics: Stochastic Processes in the First International Pulsar Timing Array Data Release
  L. Lentati et al. (International Pulsar Timing Array)
  Monthly Notices of the Royal Astronomical Society, 458, 2161 (2016); arXiv:1602.05570
• The International Pulsar Timing Array: First Data Release
  J. P. W. Verbiest et al. (International Pulsar Timing Array)
  Monthly Notices of the Royal Astronomical Society, 458, 1267 (2016); arXiv:1602.03640
• The NANOGrav Nine-Year Data Set: Noise Budget for Pulsar Arrival times on Intraday Timescales
  M. Lam et al. (NANOGrav Timing and Noise Budget Groups)
  Astrophysical Journal, 819, 155 (2016); arXiv:1512.08326
• The NANOGrav Nine-Year Data Set: Monitoring Interstellar Scattering Delays
  L. Levin et al. (NANOGrav Timing and Interstellar Medium Mitigation Groups)
  Astrophysical Journal, 818, 166 (2016); arXiv:1601.04490
• The NANOGrav Nine-Year Data Set: Astrometric Measurements of 37 Millisecond Pulsars
  A. Matthews et al. (NANOGrav Timing Group)
  Astrophysical Journal, 818, 92 (2016); arXiv:1509.08982
• The NANOGrav Nine-Year Data Set: Observations, Arrival Time
  Measurements, and Analysis of 37 Millisecond Pulsars
  Z. Arzoumanian  et al. (NANOGrav collaboration)
  Astrophysical Journal, 813, 65 (2015); arXiv:1505.07540
• NANOGrav Constraints on Gravitational Wave Bursts with Memory
  Z. Arzoumanian  et al. (NANOGrav collaboration)
  Astrophysical Journal, 810, 150 (2015); arXiv:1501.05343
• Testing Theories of Gravitation Using 21-Year Timing of Pulsar Binary J1713+0747
  W. W. Zhu  et al (NANOGrav Timing Group)
  Astrophysical Journal, 809, 41 (2015); arXiv:1504.00662
• The Binary Companion of Young, Relativistic Pulsar J1906+0746
  J. van Leeuwen et al.
  Astrophysical Journal, 798, 118 (2015); arXiv:1411.1518
• NANOGrav Limits on Gravitational Waves from Individual Supermassive Black Hole Binaries in Circular Orbits
  Z. Arzoumanian et al. (NANOGrav collaboration)
  Astrophysical Journal, 794, 141 (2014); arXiv:1404.1267
• Arecibo Pulsar Survey Using ALFA. III. Precursor Survey and Population Synthesis
  J. K. Swiggum et al. (PALFA collaboration)
  Astrophysical Journal, 787, 137 (2014); arXiv:1405.7953
• Timing and Interstellar Scattering of Thirty-five Distant Pulsars Discovered in the PALFA Survey
  Astrophysical Journal, 772, 50 (2013); arXiv:1304.7370
  D. J. Nice et al. (PALFA collaboration)
• Limits on the Stochastic Gravitational Wave Background from the North American Nanohertz Observatory for Gravitational Waves
  Astrophysical Journal, 762, 96 (2013); arXiv:1201.6641
  P. B. Demorest et al. (NANOGrav collaboration)
• Time Correlated Structure in Spin Fluctuations in Pulsars
  Monthly Notices of the Royal Astronomical Society, 426,2507 (2012); arXiv:1208.0807
  S. Price, B. Link, S. N. Shore, & D. J. Nice
• Four Highly Dispersed Millisecond Pulsars Discovered in the Arecibo PALFA Galactic Plane Survey
  Astrophysical Journal, 757, 90 (2012); arXiv:1208.1273
  F. Crawford et al. (PALFA collaboration)
• Two Millisecond Pulsars Discovered by the PALFA Survey and a Shapiro Delay Measurement
  Astrophysical Journal, 7572, 89 (2012); arXiv:1208.1228
  J. S. Deneva et al. (PALFA collaboration)
• High-Precision Timing of Five Millisecond Pulsars: Space Velocities, Binary Evolution, and Equivalence Principles
  Astrophysical Journal, 743, 102 (2011); arXiv:1109.5638
  M. E. Gonzalez, I. H. Stairs, R. D. Ferdman, P. C. C. Freire, D. J. Nice, P. B. Demorest, S. M. Ransom, M. Kramer, F. Camilo, G. Hobbs, R. N. Manchester, A. G. Lyne
• Arecibo PALFA Survey and Einstein@Home: Binary Pulsar Discovery by Volunteer Computing
  Astrophysical Journal (Letters), 732, L1 (2011); arXiv:1102.5340
  B. Knispel et al. (PALFA collaboration)
• On the Nature and Evolution of the Unique Binary Pulsar PSR J1903+0327
  Monthly Notices of the Royal Astronomical Society, 412, 2763 (2011); arXiv:1011.5809
  P. C. C. Freire et al. (PALFA collaboration)
• Timing Measurements of the Relativistic Binary Pulsar PSR B1913+16
  Astrophysical Journal, 722, 1030 (2010); arXiv: 1011.0718
  J. M. Weisberg, D. J. Nice, and J. H. Taylor
• Pulsar Discovery by Global Volunteer Computing
  Science, 329, 1305 (2010); arXiv: 1008.2172
  B. Knispel et al. (PALFA collaboration)
• Measuring the Mass of Solar System Planets Using Pulsar Timing
  Astrophysical Journal (Letters), 720, L201 (2010); arXiv: 1008.3607
  D. J. Champion et al.