Hierarchical Inference With Bayesian Neural Networks: An Application to Strong Gravitational Lensing

Kavli Affiliate: Philip J. Marshall | First 5 Authors: Sebastian Wagner-Carena, Ji Won Park, Simon Birrer, Philip J. Marshall, Aaron Roodman | Summary: In the past few years, approximate Bayesian Neural Networks (BNNs) have demonstrated the ability to produce statistically consistent posteriors on a wide range of inference problems at unprecedented speed and scale. However, […]


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Phase Curves of Hot Neptune LTT 9779b Suggest a High-Metallicity Atmosphere

Kavli Affiliate: Christopher J. Burke | First 5 Authors: Ian J. M. Crossfield, Diana Dragomir, Nicolas B. Cowan, Tansu Daylan, Ian Wong | Summary: Phase curve measurements provide a global view of the composition, thermal structure, and dynamics of exoplanet atmospheres. Although most of the dozens of phase curve measurements made to date are of […]


Continue.. Phase Curves of Hot Neptune LTT 9779b Suggest a High-Metallicity Atmosphere

The Cosmic Ultraviolet Baryon Survey (CUBS) II: Discovery of an H$_{2}$-Bearing DLA in the Vicinity of an Early-Type Galaxy at z = 0.576

Kavli Affiliate: Robert A. Simcoe | First 5 Authors: Erin Boettcher, Hsiao-Wen Chen, Fakhri S. Zahedy, Thomas J. Cooper, Sean D. Johnson | Summary: We report the serendipitous detection of an H$_{2}$-bearing damped Lyman-$alpha$ absorber at z = 0.576 in the spectrum of the QSO J0111-0316 in the Cosmic Ultraviolet Baryon Survey. Spectroscopic observations from […]


Continue.. The Cosmic Ultraviolet Baryon Survey (CUBS) II: Discovery of an H$_{2}$-Bearing DLA in the Vicinity of an Early-Type Galaxy at z = 0.576

Dark Matter Interpretation of the Fermi-LAT Observations Toward the Outer Halo of M31

Kavli Affiliate: Igor Moskalenko | First 5 Authors: Chris Karwin, Simona Murgia, Igor Moskalenko, Sean Fillingham, Anne-Katherine Burns | Summary: An excess $gamma$-ray signal toward the outer halo of M31 has recently been reported. Although other explanations are plausible, the possibility that it arises from dark matter (DM) is valid. In this work we interpret […]


Continue.. Dark Matter Interpretation of the Fermi-LAT Observations Toward the Outer Halo of M31

EFT Asymptotics: the Growth of Operator Degeneracy

Kavli Affiliate: Tom Melia | First 5 Authors: Tom Melia, Sridip Pal, , , | Summary: We establish formulae for the asymptotic growth (with respect to the scaling dimension) of the number of operators in effective field theory, or equivalently the number of $S$-matrix elements, in arbitrary spacetime dimensions and with generic field content. This […]


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Droplet-Edge Operators in Nonrelativistic Conformal Field Theories

Kavli Affiliate: Simeon Hellerman | First 5 Authors: Simeon Hellerman, Ian Swanson, , , | Summary: We consider the large-charge expansion of the charged ground state of a Schrodinger-invariant, nonrelativistic conformal field theory in a harmonic trap, in general dimension d. In the existing literature, the energy in the trap has been computed to next-to-leading […]


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Droplet-Edge Operators in Nonrelativistic Conformal Field Theories

Kavli Affiliate: Simeon Hellerman | Summary:We consider the large-charge expansion of the charged ground state of a Schrodinger-invariant, nonrelativistic conformal field theory in a harmonic trap, in general dimension d. In the existing literature, the energy in the trap has been computed to next-to-leading order (NLO) at large charge Q, which comes from the classical […]


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Absorption-line Environments of High-redshift BOSS Quasars

Kavli Affiliate: Donald York | First 5 Authors: Chen Chen, Fred Hamann, Bo Ma, Britt Lundgren, Donald York | Summary: The early stage of massive galaxy evolution often involves outflows driven by a starburst or a central quasar plus cold mode accretion (infall), which adds to the mass build-up in the galaxies. To study the […]


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Two Candidate High-Redshift X-ray Jets Without Coincident Radio Jets

Kavli Affiliate: Herman Marshall | First 5 Authors: Daniel Schwartz, Aneta Siemiginowska, Brad Snios, Diana Worrall, Mark Birkinshaw | Summary: We report the detection of extended X-ray emission from two high-redshift radio quasars. These quasars, J1405+0415 at $z$=3.208 and J1610+1811 at $z$=3.118, were observed in a Chandra snapshot survey selected from a complete sample of […]


Continue.. Two Candidate High-Redshift X-ray Jets Without Coincident Radio Jets