Publications (13)
Improved upper limit on degree-scale CMB B-mode polarization power from the 670 square-degree POLARBEAR survey
The POLARBEAR Collaboration, S. Adachi, T. Adkins +51
We report an improved measurement of the degree-scale cosmic microwave background -mode angular-power spectrum over 670 square-degree sky area at 150 GHz with POLARBEAR. In the…
The POLARBEAR-2 and the Simons Array Experiment
A. Suzuki, P. Ade, Y. Akiba +86
We present an overview of the design and status of the \Pb-2 and the Simons Array experiments. \Pb-2 is a Cosmic Microwave Background polarimetry experiment which aims to character…
Measurable Improvement in Multi-Qubit Readout Using a Kinetic Inductance Traveling Wave Parametric Amplifier
M. A. Castellanos-Beltran, L. Howe, A. Giachero +4
Increasing the size and complexity of quantum information systems requires highly-multiplexed readout architectures, as well as amplifier chains operating near the quantum limit (Q…
POLARBEAR-2: an instrument for CMB polarization measurements
Y. Inoue, P. Ade, Y. Akiba +83
POLARBEAR-2 (PB-2) is a cosmic microwave background (CMB) polarization experiment that will be located in the Atacama highland in Chile at an altitude of 5200 m. Its science goals…
The POLARBEAR-2 and Simons Array Focal Plane Fabrication Status
B. Westbrook, P. A. R. Ade, M. Aguilar +90
We present on the status of POLARBEAR-2 A (PB2-A) focal plane fabrication. The PB2-A is the first of three telescopes in the Simon Array (SA), which is an array of three cosmic mic…
Internal delensing of Cosmic Microwave Background polarization B-modes with the POLARBEAR experiment
S. Adachi, M. A. O. Aguilar Faúndez, Y. Akiba +51
Using only cosmic microwave background polarization data from the POLARBEAR experiment, we measure -mode polarization delensing on subdegree scales at more than significan…
Coherence-limited digital control of a superconducting qubit using a Josephson pulse generator at 3 K
M. A. Castellanos-Beltran, A. J. Sirois, L. Howe +4
Compared to traditional semiconductor control electronics (TSCE) located at room temperature, cryogenic single flux quantum (SFQ) electronics can provide qubit measurement and cont…
Cross-correlation of POLARBEAR CMB Polarization Lensing with High- Sub-mm Herschel-ATLAS galaxies
M. Aguilar Faundez, K. Arnold, C. Baccigalupi +45
We report a 4.8 measurement of the cross-correlation signal between the cosmic microwave background (CMB) lensing convergence reconstructed from measurements of the CMB polariz…
Kinetic inductance traveling wave amplifier designs for practical microwave readout applications
A. Giachero, M. Vissers, J. Wheeler +6
A Kinetic Inductance Traveling Wave amplifier (KIT) utilizes the nonlinear kinetic inductance of superconducting films, particularly Niobium Titanium Nitride (NbTiN), for parametri…
A Measurement of the Cosmic Microwave Background -Mode Polarization Power Spectrum at Sub-Degree Scales from 2 years of POLARBEAR Data
The POLARBEAR Collaboration, P. A. R. Ade, M. Aguilar +79
We report an improved measurement of the cosmic microwave background (CMB) -mode polarization power spectrum with the POLARBEAR experiment at 150 GHz. By adding new data collect…
Digital control of a superconducting qubit using a Josephson pulse generator at 3 K
L. Howe, M. Castellanos-Beltran, A. J. Sirois +5
Scaling of quantum computers to fault-tolerant levels relies critically on the integration of energy-efficient, stable, and reproducible qubit control and readout electronics. In c…
Kinetic Inductance Traveling Wave Parametric Amplifiers Near the Quantum Limit: Methodology and Characterization
L. Howe, A. Giachero, M. Vissers +7
We present a detailed simulation and design framework for realizing traveling wave parametric amplifiers (TWPAs) using the nonlinear kinetic inductance of disordered superconductor…
A Measurement of the Degree Scale CMB B-mode Angular Power Spectrum with POLARBEAR
S. Adachi, M. A. O. Aguilar Faúndez, K. Arnold +69
We present a measurement of the -mode polarization power spectrum of the cosmic microwave background (CMB) using taken from July 2014 to December 2016 with the POLARBEAR experim…