HAWC

The High-Altitude Water Cherenkov Gamma-Ray Observatory

Publications

Journal Articles
Astronomer's Telegrams
Ph.D. Theses
Conference Proceedings
Technical Documents


Journal Articles

All-Sky Measurement of the Anisotropy of Cosmic Rays at 10 TeV and Mapping of the Local Interstellar Magnetic Field
HAWC Collaboration: A.U. Abeysekara et al., and IceCube Collaboration, M.G. Aartsen et al., accepted for publication in ApJ, Dec. 2018.

Searching for Dark Matter Sub-structure with HAWC
HAWC Collaboration: A.U. Abeysekara et al., submitted to JCAP, Nov. 2018.

Very high energy particle acceleration powered by the jets of the microquasar SS 433
HAWC Collaboration: A.U. Abeysekara et al., Nature 562 (2018), 82-85.

Constraints on Spin-Dependent Dark Matter Scattering with Long-Lived Mediators from TeV Observations of the Sun with HAWC
HAWC Collaboration: A. Albert et al., submitted to PRD.

First HAWC Observations of the Sun Constrain Steady TeV Gamma-Ray Emission
HAWC Collaboration: A. Albert et al., submitted to PRD.

Multi-messenger observations of a flaring blazar coincident with high-energy neutrino IceCube-170922A
The IceCube, Fermi-LAT, MAGIC, AGILE, ASAS-SN, HAWC Collaborations, etc., Science 361 (2018), 146-155.

Observation of Anisotropy of TeV Cosmic Rays with Two Years of HAWC
HAWC Collaboration: A.U. Abeysekara et al., ApJ 865 (2018), 57-71.

Search for Dark Matter Gamma-ray Emission from the Andromeda Galaxy with the High-Altitude Water Cherenkov Observatory
HAWC Collaboration: A.U. Albert et al., JCAP 1806 (2018), 043.

Constraining the p/p Ratio in TeV Cosmic Rays with Observations of the Moon Shadow by HAWC
HAWC Collaboration: A.U. Abeysekara et al., Phys. Rev. D 97, 102005 (2018).

A Search for Dark Matter in the Galactic Halo with HAWC
HAWC Collaboration: A.U. Abeysekara et al., JCAP 02 (2018), 049.

Data Acquisition Architecture and Online Processing System for the HAWC gamma-ray observatory
HAWC Collaboration: A.U. Abeysekara et al., NIM A888 (2018), 138-146.

Dark Matter Limits from Dwarf Spheroidal Galaxies with the HAWC Gamma-Ray Observatory
HAWC Collaboration: A. Albert et al., ApJ 853 (2018), 154.

Extended gamma-ray sources around pulsars constrain the origin of the positron flux at Earth
HAWC Collaboration: A.U. Abeysekara et al., Science 6365 (2017), 911-914.

Multi-messenger Observations of a Binary Neutron Star Merger
LIGO Collaboration, Virgo Collaboration, HAWC Collaboration, etc., ApJ 848 (2017), L12.

All-particle cosmic ray energy spectrum measured by the HAWC experiment from 10 to 500 TeV
HAWC Collaboration: R. Alfaro et al., Phys. Rev. D 96 (2017), 122001.

The HAWC real-time flare monitor for rapid detection of transient events
HAWC Collaboration: A.U. Abeysekara et al., ApJ 843 (2017), 116.

Search for very-high-energy emission from Gamma-ray Bursts using the first 18 months of data from the HAWC Gamma-ray Observatory
HAWC Collaboration: R. Alfaro et al., ApJ 843 (2017), 88.

The 2HWC HAWC Observatory Gamma-Ray Catalog
HAWC Collaboration: A.U. Abeysekara et al., ApJ 843 (2017), 40.

Observation of the Crab Nebula with the HAWC Gamma-Ray Observatory
HAWC Collaboration: A.U. Abeysekara et al., ApJ 843 (2017), 39.

Search for Very High Energy Gamma Rays from the Northern Fermi Bubble Region with HAWC
HAWC Collaboration: A.U. Abeysekara et al., ApJ 842 (2017), 85.

Daily monitoring of TeV gamma-ray emission from Mrk 421, Mrk 501, and the Crab Nebula with HAWC
HAWC Collaboration: A.U. Abeysekara et al., ApJ 841 (2017), 100.

Multiwavelength follow-up of a rare IceCube neutrino multiplet
HAWC, IceCube, Fermi-LAT Collaboration: M.G. Aartsen et al., A&A 607 (2017), A115.

Primordial Black Holes: Observational Characteristics of the Final Evaporation
T.N. Ukwatta, D.R. Stump, J.T. Linnemann, J.H. MacGibbon, S.S. Marinelli, T. Yapici, and K. Tollefson, Astropart. Phys. 80 (2016), 90-114.

Search for TeV Emission from Point-like Sources in the Galactic Plane with a Partial Configuration of the HAWC Observatory
HAWC Collaboration: A.U. Abeysekara et al., Astrophys. J. 817 (2016), 3.

Experimental Constraints on γ-ray Pulsar Gap Models and the Pulsar GeV to Pulsar Wind Nebula TeV Connection
A.U. Abeysekara and J.T. Linnemann, Astrophys. J 804 (2015), 25.

GPS Timing and Control System of the HAWC Detector
A.U. Abeysekara, T. Ukwatta, D. Edmunds, J. Linnemann, A. Imran, G. Kunde, and I. Wisher.

Search for Gamma Rays from the Unusually Bright GRB 130427A with the HAWC Gamma-Ray Observatory
HAWC Collaboration: A.U. Abeysekara et al., Astrophys. J. 800 (2015), 78.

Milagro Limits and HAWC Sensitivity for the Rate-Density of Evaporating Primordial Black Holes
Milagro Collaboration (A.A. Abdo et al.) and HAWC Collaboration (A.U. Abeysekara et al.) Astropart. Phys. 64 (2015), 4-12.

VAMOS: A Pathfinder for the HAWC Gamma-Ray Observatory
HAWC Collaboration: A.U. Abeysekara et al., Astropart. Phys. 62 (2015), 125-133.

Observation of Small-Scale Anisotropy in the Arrival Direction Distribution of TeV Cosmic Rays with HAWC
HAWC Collaboration: A.U. Abeysekara et al., Astrophys. J. 796 (2014), 108.

The Sensitivity of HAWC to High-Mass Dark Matter Annihilations
HAWC Collaboration: A. U. Abeysekara et al., Phys. Rev. D 90 (2014), 122002.

Prospects for the Detection of GRBs with HAWC
I. Taboada, R.C. Gilmore, NIM A 742 (2014), 276-277.

Sensitivity of the High Altitude Water Cherenkov Detector to Sources of Multi-TeV Gamma Rays
HAWC Collaboration: A. U. Abeysekara et al., Astropart. Phys. 50-52 (2013), 26-32.

On the Sensitivity of the HAWC Observatory to Gamma-Ray Bursts
HAWC Collaboration: A. U. Abeysekara et al., Astropart. Phys. 35 (2012) 641-650.


Astronomer's Telegrams

Enhanced Activity of Mrk 421 for an extended period over 30 days measured by HAWC
Jose Andres Garcia-Gonzalez (IF-UNAM) and Israel Martinez (UMD) on behalf of the HAWC Collaboration (ATel #12683 on 23 Apr 2019; 18:47 UT).

HAWC detection of TeV source HAWC J0635+070
Chad Brisbois (Michigan Technological University), Colas Riviere (University of Maryland), Henrike Fleischhack (Michigan Technological University), Andrew Smith (University of Maryland) on behalf of the HAWC collaboration (ATel #12013 on 6 Sep 2018; 14:47 UT).

HAWC detection of a candidate TeV transient event from 2FHL J1037.6+5710
Thomas Weisgarber (UW-Madison) for the HAWC Collaboration (ATel #11806 on 2 Jul 2018, 21:50 UT).

HAWC follow up for gamma-rays emission coincident with the position of AT2018cow
Jose Andres Garcia-Gonzalez (IF-UNAM), Magdalena Gonzalez (IA-UNAM), Israel Martinez (UMD), for the HAWC Collaboration (ATel #11792 on 28 Jun 2018, 20:00 UT).

HAWC observation of Mrk421 reaching peak TeV flux in month-long enhanced activity
J. A. Garcia-Gonzalez (UNAM, Ciudad de Mexico, Mexico), I. Martinez-Castellanos (UMD, College Park, USA) on behalf of the HAWC collaboration (ATel #11194 on 17 Jan 2018, 22:12 UT).

HAWC detection of TeV emission near PSR B0540+23
Colas Riviere (University of Maryland), Henrike Fleischhack (Michigan Technological University), Andres Sandoval (Universidad Nacional Autonoma de Mexico) on behalf of the HAWC Collaboration (ATel #10941 on 9 Nov 2017; 23:11 UT).

HAWC gamma ray data prior to IceCube-170922A
Israel Martinez, Ignacio Taboada, Michelle Hui and Robert Lauer for the HAWC Collaboration (ATel #10802 on 30 Sep 2017; 02:10 UT).

HAWC detection of further increase in TeV gamma-ray flux from Mrk 421
I. Martinez (University of Maryland), J. Wood (University of Wisconsin), R. Lauer (University of New Mexico) (ATel #9946 on 6 Jan 2017; 17:39 UT).

Increased TeV gamma-ray activity from Mrk 421 on January 1-4
J. Wood (University of Wisconsin), I. Martinez (University of Maryland), R. Lauer (University of New Mexico) (ATel #9936 on 4 Jan 2017; 17:20 UT).

Enhanced and increasing activity in gamma rays and X-rays from the HBL Mrk421
A. Biland (ETH Zurich) and D. Dorner (University of Wuerzburg, FAU Erlangen) for the FACT Collaboration, R. Lauer (University of New Mexico) and J. Wood (University of Maryland) for the HAWC Collaobration, B. Kapanadze (Abastumani Astrophysical Observatory, Ilia State University), A. Kreikenbohm (University of Wuerzburg) (ATel #9137 on 10 Jun 2016; 19:00 UT).

HAWC detection of increased TeV flux state for Markarian 501
Andres Sandoval (IF-UNAM), Robert Lauer (UNM), Joshua Wood (UMD) on behalf of the HAWC Collaboration (ATel #8922 on 7 Apr 2016; 23:38 UT).

HAWC TeV gamma-ray follow-up observation of the sky region of IceCube's multi-PeV neutrino-induced event
Ignacio Taboada (GATECH) on behalf of the HAWC Collaboration (ATel #7868 on 3 Aug 2015; 13:25 UT).


Ph.D. Theses

Reconstruction and Analysis of Highest Energy Gamma-Rays and its Application to Pulsar Wind Nebulae
Vikas Joshi
Ruperto-Carola University of Heidelberg (2019)

Constraints on Lorentz Invariance Violation with the HAWC Observatory
Sam Marinelli
Michigan State University (2019)

Constraining TeV-scale Astrophysical Foregrounds for Dark Matter Searches with HAWC
Mehr Un Nisa
University of Rochester (2019)

Improving the Low Energy Sensitivity of the HAWC Observatory
Zhixiang Ren
University of New Mexico (2018)

A Survey of the Highest-Energy Astrophysical Sources with the HAWC Observatory
Kelly Malone
Pennsylvania State University (2018)

Cosmic Ray Observations at the TeV Scale with the HAWC Observatory
Zigfried Hampel-Arias
University of Wisconsin-Madison (2017)

Real-time Transient Monitoring with the HAWC Detector: Design and Performance
Ian Wisher
University of Wisconsin-Madison (2016)

An All-Sky Search for Bursts of Very High Energy Gamma Rays with HAWC
Joshua Wood
University of Maryland (2016)

A Spectral Analysis of the Crab Nebula and Other Sources with HAWC
Michael Gussert
Colorado State University (2016)

Dark Matter Annihilation Cross-Section Limits of Dwarf Spheroidal Galaxies with the High Altitude Water Cherenkov (HAWC) Gamma-ray Observatory and on the Design of a Water Cherenkov Detector Prototype
Megan Longo Proper
Colorado State University (2016)

Search for High-Energy Gamma Rays in the Northern Fermi Bubble Region with the HAWC Observatory
Hugo Alberto Ayala Solares
Michigan Technological University (2016)

Search for TeV Gamma-Ray Sources in the Galactic Plane with the HAWC Observatory
Hao Zhou
Michigan Technologial University (2015)

A Likelihood Search for Very High-Energy Gamma-Ray Bursts with the High Altitude Water Cherenkov Observatory
Kathryne Sparks Woodle
Pennsylvania State University (2015)

Observation of TeV-Energy Cosmic-Ray Anisotropy with the HAWC Observatory
Daniel Fiorino
University of Wisconsin-Madison (2015)

A Search for Supersymmetric Q-balls with the High Altitude Water Cherenkov Observatory
Peter Karn
University of California-Irvine (2014)

Understanding Nature's Particle Accelerators using High Energy Gamma-Ray Survey Instruments
Anushka Udara Abeysekara
Michigan State University (2014)


Conference Proceedings

Technical Documents

HAWC @ México - Un Observatorio de Rayos Gamma de Gran Altura
HAWC Collaboration (México): A. Carramiñana et al. Proposal submitted to CONACyT (2007).

The HAWC Experiment at the Parque Nacional Pico de Orizaba
A. Carramiñana et al. Whitepaper discussing the practicalities of locating HAWC in Mexico (2007).