Search Results - "Stever, S. L"
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Simulation of the Cosmic Ray Impact on the TES Detectors of SPICA/SAFARI
Published in Journal of low temperature physics (01-11-2022)“…The data from the Planck and Herschel space observatories revealed that the cosmic rays at L2 orbit can have a significant impact on the performance of…”
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Thermal Simulations of Temperature Excursions on the Athena X-IFU Detector Wafer from Impacts by Cosmic Rays
Published in Journal of low temperature physics (01-04-2020)“…We present the design and implementation of a thermal model, developed in COMSOL, aiming to probe the wafer-scale thermal response arising from realistic rates…”
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Modelling Signal Oscillations Arising from Electro-Thermal Coupling and Stray Capacitance in Semiconducting Bolometer Impulse Response
Published in Journal of low temperature physics (01-11-2022)“…Electro-thermal coupling in semiconductor bolometers is known to create nonlinearities in transient detector response, particularly when such detectors are…”
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Benefits of Bolometer Joule Stepping and Joule Pulsing
Published in Journal of low temperature physics (01-04-2020)“…We introduce the ‘Joule stepping’ technique, whereupon a constantly biased bolometer has its bias voltage modified by a small additional step. We demonstrate…”
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Design of a Testbed for the Study of System Interference in Space CMB Polarimetry
Published in Journal of low temperature physics (2020)“…LiteBIRD is a proposed JAXA satellite mission to measure the CMB B-mode polarization with unprecedented sensitivity ( σ r ∼ 0.001 ). To achieve this goal, 4676…”
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Irradiation Tests of Superconducting Detectors and Comparison with Simulations
Published in Journal of low temperature physics (01-04-2020)“…For the future satellite mission at the second sun–earth Lagrangian point (L2), we need to mitigate phonon propagation created by cosmic rays to…”
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Design of a Testbed for the Study of System Interference in Space CMB Polarimetry
Published in Journal of low temperature physics (01-05-2020)Get full text
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A new pulse shape description for $\alpha$ particle pulses in a highly-sensitive sub-Kelvin bolometer
Published 25-07-2018“…The next generation of cosmology space missions will be sensitive to parasitic signals arising from cosmic rays. Using a composite bolometer, we have…”
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LiteBIRD Science Goals and Forecasts: A full-sky measurement of gravitational lensing of the CMB
Published 08-12-2023“…We explore the capability of measuring lensing signals in $LiteBIRD$ full-sky polarization maps. With a $30$ arcmin beam width and an impressively low…”
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BISOU: a balloon project to measure the CMB spectral distortions
Published 30-10-2021“…The BISOU (Balloon Interferometer for Spectral Observations of the Universe) project aims to study the viability and prospects of a balloon-borne spectrometer,…”
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Tensor-to-scalar ratio forecasts for extended LiteBIRD frequency configurations
Published 15-08-2023“…A&A 676, A42 (2023) LiteBIRD is a planned JAXA-led CMB B-mode satellite experiment aiming for launch in the late 2020s, with a primary goal of detecting the…”
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Updated design of the CMB polarization experiment satellite LiteBIRD
Published 06-01-2020“…Journal of Low Temperature Physics 199, 1107 (2020) Recent developments of transition-edge sensors (TESs), based on extensive experience in ground-based…”
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