activity
20012026
most citedFirst Sagittarius A* Event Horizon Telescope Results. I. The Shadow of the Supermassive Black Hole in the Center of the Milky Way

1.9k citations · 32.9k across the 303 of their papers we have counts for

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Showing 2012Show all

20 papers · 1 filter

astro-ph.IM2012★ 49 cited

MKID development for SuperSpec: an on-chip, mm-wave, filter-bank spectrometer

Erik Shirokoff, Peter S. Barry, Charles M. Bradford +16

SuperSpec is an ultra-compact spectrometer-on-a-chip for millimeter and submillimeter wavelength astronomy. Its very small size, wide spectral bandwidth, and highly multiplexed rea…

astro-ph.IM2012★ 31 cited

SuperSpec: design concept and circuit simulations

Attila Kovács, Peter S. Barry, Charles M. Bradford +14

SuperSpec is a pathfinder for future lithographic spectrometer cameras, which promise to energize extra-galactic astrophysics at (sub)millimeter wavelengths: delivering 200--500 km…

astro-ph.SR2012★ 18 cited

The Ionized Circumstellar Envelopes of Orion Source I and the Becklin Neugebauer Object

R. L. Plambeck, A. D. Bolatto, J. M. Carpenter +12

The 229 GHz (lambda 1.3mm) radio emission from Orion-KL was mapped with up to 0.14" angular resolution with CARMA, allowing measurements of the flux densities of Source I ('SrcI')…

astro-ph.HE2012★ 426 cited

Jet Launching Structure Resolved Near the Supermassive Black Hole in M87

Sheperd S. Doeleman, Vincent L. Fish, David E. Schenck +30

Approximately 10% of active galactic nuclei exhibit relativistic jets, which are powered by accretion of matter onto super massive black holes. While the measured width profiles of…

astro-ph.IM2012★ 21 cited

Design and characterization of 90 GHz feedhorn-coupled TES polarimeter pixels in the SPTpol camera

J. T. Sayre, P. Ade, K. A. Aird +58

The SPTpol camera is a two-color, polarization-sensitive bolometer receiver, and was installed on the 10 meter South Pole Telescope in January 2012. SPTpol is designed to study the…

astro-ph.IM2012★ 12 cited

South Pole Telescope Software Systems: Control, Monitoring, and Data Acquisition

K. Story, E. Leitch, P. Ade +64

We present the software system used to control and operate the South Pole Telescope. The South Pole Telescope is a 10-meter millimeter-wavelength telescope designed to measure anis…

astro-ph.CO2012★ 74 cited

Dark Matter Substructure Detection Using Spatially Resolved Spectroscopy of Lensed Dusty Galaxies

Yashar Hezaveh, Neal Dalal, Gilbert Holder +4

We investigate how strong lensing of dusty, star-forming galaxies by foreground galaxies can be used as a probe of dark matter halo substructure. We find that spatially resolved sp…

astro-ph.HE2012★ 19 cited

Resolving the inner jet structure of 1924-292 with the EVENT HORIZON TELESCOPE

Ru-Sen Lu, Vincent L. Fish, Jonathan Weintroub +19

We present the first 1.3 mm (230 GHz) very long baseline interferometry model image of an AGN jet using closure phase techniques with a four-element array. The model image of the q…

astro-ph.CO2012★ 198 cited

A Massive, Cooling-Flow-Induced Starburst in the Core of a Highly Luminous Galaxy Cluster

M. McDonald, M. Bayliss, B. A. Benson +83

In the cores of some galaxy clusters the hot intracluster plasma is dense enough that it should cool radiatively in the cluster's lifetime, leading to continuous "cooling flows" of…

astro-ph.SR2012★ 16 cited

An Observed Lack of Substructure in Starless Cores II: Super-Jeans Cores

Scott Schnee, Sarah Sadavoy, James Di Francesco +2

We present SMA and CARMA continuum and spectral line observations of five dense cores located in the Perseus and Ophiuchus molecular clouds whose masses exceed their thermal Jeans…

astro-ph.CO2012★ 88 cited

Submillimeter Observations of Millimeter Bright Galaxies Discovered by the South Pole Telescope

T. R. Greve, J. D. Vieira, A. Weiss +65

We present APEX SABOCA 350micron and LABOCA 870micron observations of 11 representative examples of the rare, extremely bright (S_1.4mm > 15mJy), dust-dominated millimeter-selected…

astro-ph.CO2012★ 64 cited

IDCS J1426.5+3508: Sunyaev-Zel'dovich Measurement of a Massive IR-selected Cluster at z=1.75

M. Brodwin, A. H. Gonzalez, S. A. Stanford +14

We report 31 GHz CARMA observations of IDCS J1426.5+3508, an infrared-selected galaxy cluster at z = 1.75. A Sunyaev-Zel'dovich decrement is detected towards this cluster, indicati…

astro-ph.CO2012★ 66 cited

SPT-CL J0205-5829: A z = 1.32 Evolved Massive Galaxy Cluster in the South Pole Telescope Sunyaev-Zel'dovich Effect Survey

B. Stalder, J. Ruel, R. Suhada +80

The galaxy cluster SPT-CL J0205-5829 currently has the highest spectroscopically-confirmed redshift, z=1.322, in the South Pole Telescope Sunyaev-Zel'dovich (SPT-SZ) survey. XMM-Ne…

astro-ph.CO2012★ 50 cited

Weak-Lensing Mass Measurements of Five Galaxy Clusters in the South Pole Telescope Survey Using Magellan/Megacam

F. W. High, H. Hoekstra, N. Leethochawalit +83

We use weak gravitational lensing to measure the masses of five galaxy clusters selected from the South Pole Telescope (SPT) survey, with the primary goal of comparing these with t…

astro-ph.CO2012★ 277 cited

Galaxy clusters discovered via the Sunyaev-Zel'dovich effect in the first 720 square degrees of the South Pole Telescope survey

C. L. Reichardt, B. Stalder, L. E. Bleem +77

We present a catalog of 224 galaxy cluster candidates, selected through their Sunyaev-Zel'dovich (SZ) effect signature in the first 720 deg2 of the South Pole Telescope (SPT) surve…

astro-ph.CO2012★ 36 cited

CARMA Measurements of the Sunyaev-Zel'dovich Effect in RXJ1347.5-1145

Thomas J. Plagge, Daniel P. Marrone, Zubair Abdulla +10

We demonstrate the Sunyaev-Zel'dovich (SZ) effect imaging capabilities of the Combined Array for Research in Millimeter-wave Astronomy (CARMA) by presenting an SZ map of the galaxy…

astro-ph.CO2012★ 90 cited

A Measurement of the Correlation of Galaxy Surveys with CMB Lensing Convergence Maps from the South Pole Telescope

L. E. Bleem, A. van Engelen, G. P. Holder +68

We compare cosmic microwave background lensing convergence maps derived from South Pole Telescope (SPT) data with galaxy survey data from the Blanco Cosmology Survey, the Wide-fiel…

astro-ph.CO2012★ 93 cited

Size bias and differential lensing of strongly lensed, dusty galaxies identified in wide-field surveys

Yashar D. Hezaveh, Daniel P. Marrone, Gilbert P. Holder

We address two selection effects that operate on samples of gravitationally lensed dusty galaxies identified in millimeter- and submillimeter-wavelength surveys. First, we point ou…

astro-ph.CO2012★ 9 cited

Joint analysis of X-ray and Sunyaev Zel'dovich observations of galaxy clusters using an analytic model of the intra-cluster medium

Nicole Hasler, Esra Bulbul, Massimiliano Bonamente +19

We perform a joint analysis of X-ray and Sunyaev Zel'dovich (SZ) effect data using an analytic model that describes the gas properties of galaxy clusters. The joint analysis allows…

astro-ph.GA2012★ 50 cited

Masses of Nearby Supermassive Black Holes with Very-Long Baseline Interferometry

Tim Johannsen, Dimitrios Psaltis, Stefan Gillessen +4

Dynamical mass measurements to date have allowed determinations of the mass M and the distance D of a number of nearby supermassive black holes. In the case of Sgr A*, these measur…