Ensemble Kalman Filter Data Assimilation Into Surface Flux Transport Model To Infer Surface Flows: An Observing System Simulation Experiment
Kavli Affiliate: J. Todd Hoeksema | First 5 Authors: Soumyaranjan Dash, Marc L. DeRosa, Mausumi Dikpati, Xudong Sun, Sushant S. Mahajan | Summary: Knowledge of the global magnetic field distribution and its evolution on the Sun’s surface is crucial for modeling the coronal magnetic field, understanding solar wind dynamics, computing the heliospheric open flux distribution […]
Continue.. Ensemble Kalman Filter Data Assimilation Into Surface Flux Transport Model To Infer Surface Flows: An Observing System Simulation Experiment
SAGAbg II: the Low-Mass Star-Forming Sequence Evolves Significantly Between 0.05<z<0.21
Kavli Affiliate: Risa H. Wechsler | First 5 Authors: Erin Kado-Fong, Marla Geha, Yao-Yuan Mao, Mithi A. C. de los Reyes, Risa H. Wechsler | Summary: The redshift-dependent relation between galaxy stellar mass and star formation rate (the Star-Forming Sequence, or SFS) is a key observational yardstick for galaxy assembly. We use the SAGAbg-A sample […]
Continue.. SAGAbg II: the Low-Mass Star-Forming Sequence Evolves Significantly Between 0.05<z<0.21
Evaluating probabilistic and data-driven inference models for fiber-coupled NV-diamond temperature sensors
Kavli Affiliate: Zeeshan Ahmed | First 5 Authors: Shraddha Rajpal, Zeeshan Ahmed, Tyrus Berry, , | Summary: We evaluate the impact of inference model on uncertainties when using continuous wave Optically Detected Magnetic Resonance (ODMR) measurements to infer temperature. Our approach leverages a probabilistic feedforward inference model designed to maximize the likelihood of observed ODMR […]
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The overestimation of equipartition magnetic field strengths from synchrotron emission using synthetically observed galaxies
Kavli Affiliate: Susan E. Clark | First 5 Authors: Tara Dacunha, Sergio Martin-Alvarez, Susan E. Clark, Enrique Lopez-Rodriguez, | Summary: Understanding the role that magnetic fields play on the stage of galaxy formation requires accurate methods for inferring the properties of extragalactic magnetic fields. Radio synchrotron emission has been the most promising avenue to infer […]
Continue.. The overestimation of equipartition magnetic field strengths from synchrotron emission using synthetically observed galaxies
The Atacama Cosmology Telescope: Systematic Transient Search of Single Observation Maps
Kavli Affiliate: Susan E. Clark | First 5 Authors: Emily K. Biermann, Yaqiong Li, Sigurd Naess, Steve K. Choi, Susan E. Clark | Summary: We conduct a systematic search for astrophysical transients using data from the Atacama Cosmology Telescope (ACT). The data were taken from 2017 to 2022 in three frequency bands spanning 77 GHz […]
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Enhancing Direct Detection of Higgsino Dark Matter
Kavli Affiliate: Peter W. Graham | First 5 Authors: Peter W. Graham, Harikrishnan Ramani, Samuel S. Y. Wong, , | Summary: While much supersymmetric WIMP parameter space has been ruled out, one remaining important candidate is Higgsino dark matter. The Higgsino can naturally realize the “inelastic dark matter" scenario, where the scattering off a nucleus […]
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The Blending ToolKit: A simulation framework for evaluation of galaxy detection and deblending
Kavli Affiliate: Patricia Burchat | First 5 Authors: Ismael Mendoza, Andrii Torchylo, Thomas Sainrat, Axel Guinot, Alexandre Boucaud | Summary: We present an open source Python library for simulating overlapping (i.e., blended) images of galaxies and performing self-consistent comparisons of detection and deblending algorithms based on a suite of metrics. The package, named Blending Toolkit […]
Continue.. The Blending ToolKit: A simulation framework for evaluation of galaxy detection and deblending
The Blending ToolKit: A simulation framework for evaluation of galaxy detection and deblending
Kavli Affiliate: Patricia Burchat | First 5 Authors: Ismael Mendoza, Andrii Torchylo, Thomas Sainrat, Axel Guinot, Alexandre Boucaud | Summary: We present an open source Python library for simulating overlapping (i.e., blended) images of galaxies and performing self-consistent comparisons of detection and deblending algorithms based on a suite of metrics. The package, named Blending Toolkit […]
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Reconstruction methods for the phase-shifted Zernike wavefront sensor
Kavli Affiliate: Bruce Macintosh | First 5 Authors: Vincent Chambouleyron, Mahawa Cissé, Maïssa Salama, Sebastiaan Haffert, Vincent Déo | Summary: The Zernike wavefront sensor (ZWFS) stands out as one of the most sensitive optical systems for measuring the phase of an incoming wavefront, reaching photon efficiencies close to the fundamental limit. This quality, combined with […]
Continue.. Reconstruction methods for the phase-shifted Zernike wavefront sensor