Search Results - "REINTSEMA, C. D"
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Detection of B-mode polarization at degree angular scales by BICEP2
Published in Physical review letters (19-06-2014)“…We report results from the BICEP2 experiment, a cosmic microwave background (CMB) polarimeter specifically designed to search for the signal of inflationary…”
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SCUBA-2: the 10 000 pixel bolometer camera on the James Clerk Maxwell Telescope
Published in Monthly notices of the Royal Astronomical Society (21-04-2013)“…Submillimetre Common-User Bolometer Array 2 (SCUBA-2) is an innovative 10 000 pixel bolometer camera operating at submillimetre wavelengths on the James Clerk…”
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Simultaneous readout of 128 X-ray and gamma-ray transition-edge microcalorimeters using microwave SQUID multiplexing
Published in Applied physics letters (07-08-2017)“…The number of elements in most cryogenic sensor arrays is limited by the technology available to multiplex signals from the arrays into a smaller number of…”
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4
A microwave SQUID multiplexer optimized for bolometric applications
Published in Applied physics letters (08-02-2021)“…A microwave superconducting quantum interference device multiplexer has been optimized for reading out large arrays of superconducting transition-edge sensor…”
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Microwave SQUID multiplexer demonstration for cosmic microwave background imagers
Published in Applied physics letters (11-12-2017)“…Key performance characteristics are demonstrated for the microwave superconducting quantum interference device (SQUID) multiplexer (μmux) coupled to transition…”
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6
Proof-of-Principle Experiment for Testing Strong-Field Quantum Electrodynamics with Exotic Atoms: High Precision X-Ray Spectroscopy of Muonic Neon
Published in Physical review letters (28-04-2023)“…To test bound-state quantum electrodynamics (BSQED) in the strong-field regime, we have performed high precision x-ray spectroscopy of the 5g-4f and 5f- 4d…”
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Measurements of Strong-Interaction Effects in Kaonic-Helium Isotopes at Sub-eV Precision with X-Ray Microcalorimeters
Published in Physical review letters (18-03-2022)“…We have measured the 3d→2p transition x rays of kaonic ^{3}He and ^{4}He atoms using superconducting transition-edge-sensor microcalorimeters with an energy…”
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Code-division-multiplexed readout of large arrays of TES microcalorimeters
Published in Applied physics letters (12-09-2016)“…Code-division multiplexing (CDM) offers a path to reading out large arrays of transition edge sensor (TES) X-ray microcalorimeters with excellent energy and…”
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Dependence of transition width on current and critical current in transition-edge sensors
Published in Applied physics letters (22-05-2017)“…In superconducting transition-edge sensor X-ray detectors, we observe that as the thermal conductance (G) to the heat bath increases, the resistive transition…”
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A Scalable Readout for Microwave SQUID Multiplexing of Transition-Edge Sensors
Published in Journal of low temperature physics (01-11-2018)“…The readout requirements for instruments based on transition-edge sensors (TESs) have dramatically increased over the last decade as demand for systems with…”
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11
Magnetic Sensitivity of AlMn TESes and Shielding Considerations for Next-Generation CMB Surveys
Published in Journal of low temperature physics (01-11-2018)“…In the next decade, new ground-based cosmic microwave background (CMB) experiments such as Simons Observatory, CCAT-prime, and CMB-S4 will increase the number…”
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12
Table-top ultrafast x-ray microcalorimeter spectrometry for molecular structure
Published in Physical review letters (26-03-2013)“…This work presents an x-ray absorption measurement by use of ionizing radiation generated by a femtosecond pulsed laser source. The spectrometer was a…”
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13
On Low-Energy Tail Distortions in the Detector Response Function of X-Ray Microcalorimeter Spectrometers
Published in Journal of low temperature physics (01-05-2020)“…We use narrow spectral lines from the X-ray spectra of various highly charged ions to measure low-energy tail-like deviations from a Gaussian response function…”
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Mitigating the Effects of Charged Particle Strikes on TES Arrays for Exotic Atom X-ray Experiments
Published in Journal of low temperature physics (01-09-2020)“…Exotic atom experiments place transition-edge sensor (TES) microcalorimeter arrays in a high-energy charged particle-rich environment. When a high-energy…”
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15
Waveform Analysis of a 240-Pixel TES Array for X-Rays and Charged Particles Using a Function of Triggering Neighboring Pixels
Published in Journal of low temperature physics (01-09-2020)“…A useful function, called group trigger, is implemented in a data acquisition system of a 240-pixel X-ray transition-edge sensor array to store simultaneous…”
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Integration of a TES-based X-ray spectrometer in a kaonic atom experiment
Published in Journal of low temperature physics (01-05-2020)“…We integrated a TES X-ray spectrometer with a charged kaon beam line at J-PARC to perform X-ray spectroscopy of kaonic helium atoms. Limited beam intensity and…”
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Toward Large Field-Of-View High-Resolution X-Ray Imaging Spectrometers: Microwave Multiplexed Readout of 28 TES Microcalorimeters
Published in Journal of low temperature physics (01-11-2018)“…We performed small-scale demonstrations at GSFC of high-resolution Xray TES microcalorimeters read out using a microwave SQUID multiplexer. This work is part…”
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High Energy Background Event Identification Using Local Group Trigger in a 240-pixel X-ray TES Array
Published in Journal of low temperature physics (01-09-2020)“…A novel triggering function developed for 240-pixel Transition-Edge Sensors is demonstrated under the high rate of particle background. The function is…”
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Improved Constraints on Primordial Gravitational Waves using Planck , WMAP, and BICEP/ Keck Observations through the 2018 Observing Season
Published in Physical review letters (08-10-2021)“…We present results from an analysis of all data taken by the BICEP2, Keck Array, and BICEP3 CMB polarization experiments up to and including the 2018 observing…”
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Time-Division SQUID Multiplexers With Reduced Sensitivity to External Magnetic Fields
Published in IEEE transactions on applied superconductivity (01-06-2011)“…Time-division SQUID multiplexers are used in many applications that require exquisite control of systematic error. One potential source of systematic error is…”
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