443 citations · 1.3k across the 54 of their papers we have counts for
40 papers · 1 filter
The SPT-3G+ receiver design
H. Athreya, Z. Ahmed, J. E. Austermann +71
We present the thermo-mechanical design of the cryostat and camera optics for SPT-3G+, a new receiver being developed for the South Pole Telescope (SPT). The receiver consists of 1…
Multi-sensor fusion for fine-guidance and milliarcsecond-level attitude estimation of balloon-borne telescope
Philippe Voyer, Maya Amit, Steven J. Benton +44
Balloon-borne telescopes rely on fine-guidance systems to achieve milliarcsecond image stability despite residual disturbances from the balloon environment. In these systems, the F…
Map Multi-Tool: A Map-Based Approach to Modeling Beam Systematics for Cosmic Microwave Background Experiments
Cesiley L. King, Alec Hryciuk, Jeff McMahon +2
Cosmic microwave background (CMB) experiments use simulations of instrumental systematic effects to ensure high-fidelity measurements of cosmological parameters. Quantifying the ex…
picoMUX: microcontroller based time-domain multiplexing readout for kilopixel TES arrays
Simon Tartakovsky, Alexandre E. Adler, Jason E. Austermann +23
Advances in cryogenic SQUID-based time-domain multiplexing (TDM) have outpaced their warm readout electronics. Next generation CMB telescopes are baselining kilopixel TES arrays wi…
Sub-Kelvin Cryogenics for a Super-Pressure Balloon-Borne CMB Polarimeter: Taurus
Jared L. May, Alexandre E. Adler, Jason E. Austermann +23
Taurus is a balloon-borne cosmic microwave background (CMB) experiment designed to operate more than 10,000 transition-edge sensor bolometers at a base temperature near 100 mK duri…
SuperBIT Superpressure Flight Instrument Overview and Performance: Near diffraction-limited Astronomical Imaging from the Stratosphere
Ajay S. Gill, Steven J. Benton, Christopher J. Damaren +26
SuperBIT was a 0.5-meter near-ultraviolet to near-infrared wide-field telescope that launched on a NASA superpressure balloon into the stratosphere from New Zealand for a 45-night…
In-Flight Performance of Spider's 280 GHz Receivers
Elle C. Shaw, P. A. R. Ade, S. Akers +84
SPIDER is a balloon-borne instrument designed to map the cosmic microwave background at degree-angular scales in the presence of Galactic foregrounds. SPIDER has mapped a large sky…
From SuperBIT to GigaBIT: Informing next-generation balloon-borne telescope design with Fine Guidance System flight data
Philippe Voyer, Steven J. Benton, Christopher J. Damaren +28
The Super-pressure Balloon-borne Imaging Telescope (SuperBIT) is a near-diffraction-limited 0.5m telescope that launched via NASA's super-pressure balloon technology on April 16, 2…
Instrument Overview of Taurus: A Balloon-borne CMB and Dust Polarization Experiment
Jared L. May, Alexandre E. Adler, Jason E. Austermann +20
Taurus is a balloon-borne cosmic microwave background (CMB) experiment optimized to map the E-mode polarization and Galactic foregrounds at the largest angular scales ( …
Overview of the Optical Design of the CMB-S4 Large Aperture Telescopes and Camera Optics
Patricio A. Gallardo, Kathleen Harrington, Roberto Puddu +8
CMB-S4, the next-generation CMB observatory, will deploy hundreds of thousands of detectors to enable mapping the millimeter-wavelength sky with unprecedented speed. The large aper…
Design and Validation of a Cold Load for Characterization of CMB-S4 Detectors
Cesiley L. King, Ian Gullet, Adam J. Anderson +7
We present the design and validation of a variable temperature cryogenic blackbody source, hereinafter called a cold load, that will be used to characterize detectors to be deploye…
Data downloaded via parachute from a NASA super-pressure balloon
Ellen L. Sirks, Richard Massey, Ajay S. Gill +40
In April to May 2023, the superBIT telescope was lifted to the Earth's stratosphere by a helium-filled super-pressure balloon, to acquire astronomical imaging from above (99.5% of)…
Freeform three-mirror anastigmatic large-aperture telescope and receiver optics for CMB-S4
Patricio A. Gallardo, Roberto Puddu, Kathleen Harrington +14
CMB-S4, the next-generation ground-based cosmic microwave background (CMB) observatory, will provide detailed maps of the CMB at millimeter wavelengths to dramatically advance our…
Lensing in the Blue II: Estimating the Sensitivity of Stratospheric Balloons to Weak Gravitational Lensing
Jacqueline E. McCleary, Spencer W. Everett, Mohamed M. Shaaban +23
The Superpressure Balloon-borne Imaging Telescope (SuperBIT) is a diffraction-limited, wide-field, 0.5 m, near-infrared to near-ultraviolet observatory designed to exploit the stra…
Sidelobe Modeling and Mitigation for a Three Mirror Anastigmat Cosmic Microwave Background Telescope
Ian Gullett, Bradford Benson, Robert Besuner +16
Telescopes measuring cosmic microwave background (CMB) polarization on large angular scales require exquisite control of systematic errors to ensure the fidelity of the cosmologica…
ASCENT - A balloon-borne hard X-ray imaging spectroscopy telescope using transition edge sensor microcalorimeter detectors
Fabian Kislat, Daniel Becker, Douglas Bennett +26
Core collapse supernovae are thought to be one of the main sources in the galaxy of elements heavier than iron. Understanding the origin of the elements is thus tightly linked to o…
Weak lensing in the blue: a counter-intuitive strategy for stratospheric observations
Mohamed M. Shaaban, Ajay S. Gill, Jacqueline McCleary +24
The statistical power of weak lensing measurements is principally driven by the number of high redshift galaxies whose shapes are resolved. Conventional wisdom and physical intuiti…
Conceptual Design of the Modular Detector and Readout System for the CMB-S4 survey experiment
D. R. Barron, Z. Ahmed, J. Aguilar +47
We present the conceptual design of the modular detector and readout system for the Cosmic Microwave Background Stage 4 (CMB-S4) ground-based survey experiment. CMB-S4 will map the…
Optical design concept of the CMB-S4 large-aperture telescopes and cameras
Patricio A. Gallardo, Bradford Benson, John Carlstrom +12
CMB-S4 -- the next-generation ground-based cosmic microwave background (CMB) experiment - will significantly advance the sensitivity of CMB measurements and improve our understandi…
In-flight gain monitoring of SPIDER's transition-edge sensor arrays
J. P. Filippini, A. E. Gambrel, A. S. Rahlin +67
Experiments deploying large arrays of transition-edge sensors (TESs) often require a robust method to monitor gain variations with minimal loss of observing time. We propose a sens…
Design and pre-flight performance of SPIDER 280 GHz receivers
E. C. Shaw, P. A. R. Ade, S. Akers +79
In this work we describe upgrades to the Spider balloon-borne telescope in preparation for its second flight, currently planned for December 2021. The Spider instrument is optimize…
Optical night sky brightness measurements from the stratosphere
Ajay Gill, Steven J. Benton, Anthony M. Brown +27
This paper presents optical night sky brightness measurements from the stratosphere using CCD images taken with the Super-pressure Balloon-borne Imaging Telescope (SuperBIT). The d…
Download by Parachute: Retrieval of Assets from High Altitude Balloons
E. L. Sirks, P. Clark, R. J. Massey +27
We present a publicly-available toolkit of flight-proven hardware and software to retrieve 5 TB of data or small physical samples from a stratospheric balloon platform. Before laun…
Particle response of antenna-coupled TES arrays: results from SPIDER and the lab
B. Osherson, J. P. Filippini, J. Fu +45
Future mm-wave and sub-mm space missions will employ large arrays of multiplexed Transition Edge Sensor (TES) bolometers. Such instruments must contend with the high flux of cosmic…