activity
20122026
most citedNew Limits on 21cm EoR From PAPER-32 Consistent with an X-Ray Heated IGM at z=7.7

277 citations · 967 across the 10 of their papers we have counts for

collaborators

13 papers

astro-ph.IM2026

The eXtreme Wavefront Control Toolkit: High-Contrast Imaging Instrument Control for Ground and Space-Based Coronagraphs

Jared R. Males, Joseph D. Long, Sebastiaan Y. Haffert +16

We present the eXtreme Wavefront Control Toolkit (XWCTk) instrument control software system developed for the MagAO-X extreme adaptive optics (ExAO) instrument. The XWCTk is built…

astro-ph.IM2026

The Space Coronagraph Optical Bench (SCoOB): 11. Modeling and correction of chromatic aberrations

Kyle Van Gorkom, Ramya M. Anche, Saraswathi Kalyani Subramanian +12

The space coronagraph optical bench (SCoOB) is a high contrast imaging testbed designed to demonstrate starlight suppression techniques at visible wavelengths in a space-like vacuu…

astro-ph.IM2026

The Space Coronagraph Optical Bench (SCoOB): X. Dark zone maintenance

Saraswathi Kalyani Subramanian, Kyle Van Gorkom, Ramya Anche +12

The Space Coronagraph Optical Bench (SCoOB) is a vacuum high contrast imaging testbed designed to demonstrate starlight suppression at optical wavelengths and obtain contrasts bett…

astro-ph.IM2026

The Lazuli Space Observatory: Architecture & Capabilities

Arpita Roy, Stuart Feldman, Pete Klupar +51

The Lazuli Space Observatory is a 3-meter aperture astronomical facility designed for rapid-response observations and precision astrophysics across visible to near-infrared wavelen…

astro-ph.GA2015

Imaging the cold molecular gas in SDSS J1148 + 5251 at z = 6.4

Irina I. Stefan, Chris L. Carilli, Jeff Wagg +7

We present Karl G. Jansky Very Large Array (VLA) observations of the CO () line emission towards the quasar SDSS J (J$1148+5251…

astro-ph.CO2015★ 87 cited

PAPER-64 Constraints On Reionization II: The Temperature Of The z=8.4 Intergalactic Medium

Jonathan C. Pober, Zaki S. Ali, Aaron R. Parsons +24

We present constraints on both the kinetic temperature of the intergalactic medium (IGM) at z=8.4, and on models for heating the IGM at high-redshift with X-ray emission from the f…

astro-ph.CO2015★ 261 cited

PAPER-64 Constraints on Reionization: The 21cm Power Spectrum at z=8.4

Zaki S. Ali, Aaron R. Parsons, Haoxuan Zheng +20

In this paper, we report new limits on 21cm emission from cosmic reionization based on a 135-day observing campaign with a 64-element deployment of the Donald C. Backer Precision A…

astro-ph.CO2015★ 30 cited

New Limits on Polarized Power Spectra at 126 and 164 MHz: Relevance to Epoch of Reionization Measurements

David Moore, James E. Aguirre, Saul Kohn +15

Polarized foreground emission is a potential contaminant of attempts to measure the fluctuation power spectrum of highly redshifted 21 cm HI emission from the epoch of reionization…

astro-ph.CO2014★ 87 cited

Multi-redshift limits on the 21cm power spectrum from PAPER

Daniel C. Jacobs, Jonathan C. Pober, Aaron R. Parsons +15

The epoch of reionization power spectrum is expected to evolve strongly with redshift, and it is this variation with cosmic history that will allow us to begin to place constraints…

astro-ph.CO2013★ 27 cited

A Flux Scale for Southern Hemisphere 21cm EoR Experiments

Daniel C. Jacobs, Aaron R. Parsons, James E. Aguirre +14

We present a catalog of spectral measurements covering a 100-200 MHz band for 32 sources, derived from observations with a 64-antenna deployment of the Donald C. Backer Precision A…

astro-ph.CO2013★ 277 cited

New Limits on 21cm EoR From PAPER-32 Consistent with an X-Ray Heated IGM at z=7.7

Aaron R. Parsons, Adrian Liu, James E. Aguirre +14

We present new constraints on the 21cm Epoch of Reionization (EoR) power spectrum derived from 3 months of observing with a 32-antenna, dual-polarization deployment of the Donald C…

astro-ph.CO2013★ 182 cited

Opening the 21cm EoR Window: Measurements of Foreground Isolation with PAPER

Jonathan C. Pober, Aaron R. Parsons, James E. Aguirre +13

We present new observations with the Precision Array for Probing the Epoch of Reionization (PAPER) with the aim of measuring the properties of foreground emission for 21cm Epoch of…

astro-ph.CO2012★ 16 cited

Imaging on PAPER: Centaurus A at 148 MHz

Irina I. Stefan, Chris L. Carilli, David A. Green +15

We present observations taken with the Precision Array for Probing the Epoch of Reionization (PAPER) of the Centaurus A field in the frequency range 114 to 188 MHz. The resulting i…