Benjamin J. Vaughan

CCAT: the Prime-Cam instrument for the Fred Young Submillimeter Telescope: overview and status

Eve M. Vavagiakis, Yuhan Wang, Lawrence T. Lin, Manuel Aravena et autres

Prime-Cam is a first-generation science instrument for the CCAT Observatory’s six-meter aperture Fred Young Submillimeter Telescope (FYST), under construction at an elevation of 5600m on Cerro Chajnantor in Chile’s Atacama Desert. Prime-Cam will deliver over ten times greater mapping speed at submillimeter …

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CCAT: Mod-Cam Cryogenic Performance and Its Impact on 280-GHz KID Array Noise

Lawrence T. Lin, Eve M. Vavagiakis, Jason E. Austermann, James Burgoyne et autres

The CCAT Observatory's Fred Young Submillimeter Telescope (FYST) is designed to observe submillimeter astronomical signals with high precision, using receivers fielding state-of-the-art kinetic inductance detector (KID) arrays. Mod-Cam, a first-light instrument for FYST, serves as a testbed for instrument module characterization, including …

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CCAT: Design, Implementation, and Testing of a System to Read Out Over 10 000 280 GHz KIDs Using RFSoC Electronics

Darshan A. Patel, Yuhan Wang, Cody J. Duell, Jason E. Austermann et autres

Over the past decade, kinetic inductance detectors (KIDs) have emerged as a viable superconducting technology for astrophysics at millimeter and submillimeter wavelengths. KIDs spanning 210 - 850 GHz across seven instrument modules will be deployed in the Prime-Cam instrument of CCAT Observatory's …

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CCAT: Optical Responsivity, Noise, and Readout Optimization of KIDs for Prime-Cam

Eliza Gazda, Quintin Meyers, Steve K. Choi, James Burgoyne et autres

The Prime-Cam instrument on the Fred Young Submillimeter Telescope (FYST) at the CCAT Observatory will conduct sensitive millimeter to submillimeter surveys for a range of astrophysical and cosmological sciences. Prime-Cam will use kinetic inductance detectors (KIDs) sensitive to multiple frequency bands spanning …

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TIME Commissioning Observations: II. On-sky Characterization and the 2D Map Data Processing Pipeline

Benjamin J. Vaughan, Abigail T. Crites, Dongwoo T. Chung, Ryan P. Keenan et autres

The Tomographic Ionized-carbon Mapping Experiment (TIME) is a line intensity mapping (LIM) instrument that is designed to observe the power spectrum of the [CII] $158$~$μ$m emission line during the Epoch of Reionization. TIME completed a commissioning run in 2022 at the Arizona …

TIME Commissioning Observations: II. On-sky Characterization and the 2D Map Data Processing Pipeline

Benjamin J. Vaughan, Abigail T. Crites, Dongwoo T. Chung, Ryan P. Keenan et autres

The Tomographic Ionized-carbon Mapping Experiment (TIME) is a line intensity mapping (LIM) instrument that is designed to observe the power spectrum of the [CII] $158$~$μ$m emission line during the Epoch of Reionization. TIME completed a commissioning run in 2022 at the Arizona …

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Development of a planar cable-driven parallel robot for submillimeter and terahertz beam mapping measurements

Evan C. Mayer, Ian N. Lowe, Daniel P. Marrone, James J. Bock et autres

The spatial sensitivity pattern of millimeter-wavelength receivers is an important diagnostic of performance and is affected by the alignment of coupling optics. Characterization can be challenging in the field, particularly in the decentered and tightly packed optical configurations that are employed for …

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TES Bolometer Design and Testing for the Tomographic Ionized-Carbon Mapping Experiment Millimeter Array

Victoria Butler, James J. Bock, Dongwoo T. Chung, Abigail T. Crites et autres

Transition Edge Sensor (TES) bolometers are a well-established technology with a strong track record in experimental cosmology, making them ideal for current and future radio astronomy instruments. The Tomographic Ionized-carbon Mapping Experiment (TIME), in collaboration with JPL, has developed advanced silicon-nitride leg-isolated …

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TIME Commissioning Observations. I. Mapping Dust and Molecular Gas in the Sgr A Molecular Cloud Complex at the Galactic Center

Selina F. Yang, Sophie M. McAtee, Benjamin J. Vaughan, Abigail T. Crites et autres

Abstract We present the processing of an observation of Sagittarius A (Sgr A) with the Tomographic Ionized-carbon Mapping Experiment (TIME), part of the 2021–2022 commissioning run, to verify TIME’s hyperspectral imaging capabilities for future line-intensity mapping. Using an observation of Jupiter to …

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Measuring the Temperature of Extremely Hot Shock-heated Gas in the Major Merger MACS J0717.5+3745 with Relativistic Corrections to the Sunyaev–Zel’dovich Effect

Benjamin J. Vaughan, Jack Sayers, Locke D. Spencer, Nicholas Swidinksi et autres

Abstract The conversion of gravitational potential to kinetic energy results in an intracluster medium (ICM) gas with a characteristic temperature near 10 keV in the most massive galaxy clusters. X-ray observations, primarily from Chandra and XMM-Newton, have revealed a wealth of information …

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CCAT: Magnetic Sensitivity Measurements of Kinetic Inductance Detectors

Benjamin J. Vaughan, Yuhan Wang, Cody J. Duell, Jason Austermann et autres

The CCAT Observatory is a ground-based submillimeter to millimeter experiment located on Cerro Chajnantor in the Atacama Desert, at an altitude of 5,600 meters. CCAT features the 6-meter Fred Young Submillimeter Telescope (FYST), which will cover frequency bands from 210 GHz to …

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TIME, the Tomographic Ionized-carbon Mapping Experiment: an update on design, characterization, and data from the 2022 commissioning observations

Victoria Butler, Abigail T. Crites, Samantha Berek, Jamie Bock et autres

We summarize the technical specifications of TIME, the Tomographic Ionized-carbon Mapping Experiment, which is designed to probe the structure and evolution of the universe by using line intensity mapping to measure carbon monoxide (CO) and ionized carbon ([C ii]) with a mm-wavelength …

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