Search for new interactions at the micron scale with a vector force sensor

Kavli Affiliate: Giorgio Gratta | First 5 Authors: Gautam Venugopalan, Clarke A. Hardy, Kenneth Kohn, Yuqi Zhu, Charles P. Blakemore | Summary: The search for new gravity-like interactions at the sub-millimeter scale is a compelling area of research, with important implications for the understanding of classical gravity and its connections with quantum physics. We report […]


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Using Felis to Represent the Semantics and Metadata of Astronomical Data Catalogs

Kavli Affiliate: Brian Van Klaveren | First 5 Authors: Jeremy McCormick, Gregory P. Dubois-Felsmann, Andrei Salnikov, Brian Van Klaveren, Tim Jenness | Summary: The Data Management team of the Vera C. Rubin Observatory has developed a data description language and toolset, Felis, for defining the semantics and metadata of its public-facing data catalogs. Felis uses […]


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How do uncertainties in galaxy formation physics impact field-level galaxy bias?

Kavli Affiliate: Risa H. Wechsler | First 5 Authors: Mahlet Shiferaw, Nickolas Kokron, Risa H. Wechsler, , | Summary: Our ability to extract cosmological information from galaxy surveys is limited by uncertainties in the galaxy-dark matter halo relationship for a given galaxy population, which are governed by the intricacies of galaxy formation. To quantify these […]


Continue.. How do uncertainties in galaxy formation physics impact field-level galaxy bias?

How do uncertainties in galaxy formation physics impact field-level galaxy bias?

Kavli Affiliate: Risa H. Wechsler | First 5 Authors: , , , , | Summary: Our ability to extract cosmological information from galaxy surveys is limited by uncertainties in the galaxy-dark matter halo relationship for a given galaxy population, which are governed by the intricacies of galaxy formation. To quantify these uncertainties, we examine quenched […]


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Platinum Black for stray-light mitigation on high-aspect-ratio micromechanical cantilever

Kavli Affiliate: Giorgio Gratta | First 5 Authors: Gautam Venugopalan, Giorgio Gratta, , , | Summary: Microscopic devices are widely used in optomechanical experiments at the cutting-edge of precision experimental physics. Such devices often need to have high electrical conductivity but low reflectivity at optical wavelengths, which can be competing requirements for many commonly available […]


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Maximizing Quantum Enhancement in Axion Dark Matter Experiments

Kavli Affiliate: Noah A. Kurinsky | First 5 Authors: Chao-Lin Kuo, Chelsea L. Bartram, Aaron S. Chou, Taj A. Dyson, Noah A. Kurinsky | Summary: We provide a comprehensive comparison of linear amplifiers and microwave photon-counters in axion dark matter experiments. The study is done assuming a range of realistic operating conditions and detector parameters, […]


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Maximizing Quantum Enhancement in Axion Dark Matter Experiments

Kavli Affiliate: Noah A. Kurinsky | First 5 Authors: Chao-Lin Kuo, Chelsea L. Bartram, Aaron S. Chou, Taj A. Dyson, Noah A. Kurinsky | Summary: We provide a comprehensive comparison of linear amplifiers and microwave photon-counters in axion dark matter experiments. The study is done assuming a range of realistic operating conditions and detector parameters, […]


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‘Weather’ in the LSST Camera: Investigating Patterns in Differenced Flat Images

Kavli Affiliate: Aaron Roodman | First 5 Authors: John Banovetz, Yousuke Utsumi, Joshua Meyers, Maya Beleznay, Andrew Rasmussen | Summary: During electro-optical testing of the camera for the upcoming Vera C. Rubin Observatory Legacy Survey of Space and Time, a unique low-signal pattern was found in differenced pairs of flat images used to create photon […]


Continue.. ‘Weather’ in the LSST Camera: Investigating Patterns in Differenced Flat Images

‘Weather’ in the LSST Camera: Investigating Patterns in Differenced Flat Images

Kavli Affiliate: Aaron Roodman | First 5 Authors: John Banovetz, Yousuke Utsumi, Joshua Meyers, Maya Beleznay, Andrew Rasmussen | Summary: During electro-optical testing of the camera for the upcoming Vera C. Rubin Observatory Legacy Survey of Space and Time, a unique low-signal pattern was found in differenced pairs of flat images used to create photon […]


Continue.. ‘Weather’ in the LSST Camera: Investigating Patterns in Differenced Flat Images