papers

Publications (8)

astro-ph.IM2014

CLASS: The Cosmology Large Angular Scale Surveyor

Thomas Essinger-Hileman, Aamir Ali, Mandana Amiri +41

The Cosmology Large Angular Scale Surveyor (CLASS) is an experiment to measure the signature of a gravita-tional-wave background from inflation in the polarization of the cosmic mi…

astro-ph.IM2018

Design and characterization of the Cosmology Large Angular Scale Surveyor (CLASS) 93 GHz focal plane

Sumit Dahal, Aamir Ali, John W. Appel +44

The Cosmology Large Angular Scale Surveyor (CLASS) aims to detect and characterize the primordial B-mode signal and make a sample-variance-limited measurement of the optical depth…

astro-ph.IM2016

The Cosmology Large Angular Scale Surveyor

Kathleen Harrington, Tobias Marriage, Aamir Ali +33

The Cosmology Large Angular Scale Surveyor (CLASS) is a four telescope array designed to characterize relic primordial gravitational waves from inflation and the optical depth to r…

astro-ph.IM2017

A Compact Cryogenic Thermal Source for Detector Array Characterization

David T. Chuss, Karwan Rostem, Edward J. Wollack +5

We describe the design, fabrication, and validation of a cryogenically-compatible quasioptical thermal source designed to be used for characterization of detector arrays. The sourc…

astro-ph.IM2018

SOFIA - HIRMES: Looking forward to the HIgh-Resolution Mid-infrarEd Spectrometer

Samuel N. Richards, Samuel H. Moseley, Gordon Stacey +48

The HIgh-Resolution Mid-infrarEd Spectrometer (HIRMES) is the 3rd Generation Instrument for the Stratospheric Observatory For Infrared Astronomy (SOFIA), currently in development a…

astro-ph.IM2014

The Cosmology Large Angular Scale Surveyor (CLASS): 38 GHz detector array of bolometric polarimeters

John W. Appel, Aamir Ali, Mandana Amiri +41

The Cosmology Large Angular Scale Surveyor (CLASS) experiment aims to map the polarization of the Cosmic Microwave Background (CMB) at angular scales larger than a few degrees. Ope…

astro-ph.IM2014

Gemini multi-conjugate adaptive optics system review II: Commissioning, operation and overall performance

Benoit Neichel, François Rigaut, Fabrice Vidal +30

The Gemini Multi-conjugate Adaptive Optics System - GeMS, a facility instrument mounted on the Gemini South telescope, delivers a uniform, near diffraction limited images at near i…

astro-ph.IM2015

Fabrication of Feedhorn-Coupled Transition Edge Sensor Arrays for Measurement of the Cosmic Microwave Background Polarization

Kevin L. Denis, Aamir Ali, John W. Appel +11

Characterization of the minute cosmic microwave background polarization signature requires multi-frequency, high-throughput precision instrument systems. We have previously describ…