Search Results - "Daylan, Tansu"
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The characterization of the gamma-ray signal from the central Milky Way: A case for annihilating dark matter
Published in PHYSICS OF THE DARK UNIVERSE (01-06-2016)“…Past studies have identified a spatially extended excess of ∼1–3 GeV gamma rays from the region surrounding the Galactic Center, consistent with the emission…”
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Diurnal variations in the stratosphere of the ultrahot giant exoplanet WASP-121b
Published in Nature astronomy (01-04-2022)“…The temperature profile of a planetary atmosphere is a key diagnostic of radiative and dynamical processes governing the absorption, redistribution and…”
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Hubble Space Telescope Transmission Spectroscopy for the Temperate Sub-Neptune TOI-270 d: A Possible Hydrogen-rich Atmosphere Containing Water Vapor
Published in The Astronomical journal (01-03-2023)“…Abstract TOI-270 d is a temperate sub-Neptune discovered by the Transiting Exoplanet Survey Satellite (TESS) around a bright ( J = 9.1 mag) M3V host star. With…”
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The Dark Energy Camera Plane Survey 2 (DECaPS2): More Sky, Less Bias, and Better Uncertainties
Published in The Astrophysical journal. Supplement series (01-02-2023)“…Abstract Deep optical and near-infrared imaging of the entire Galactic plane is essential for understanding our Galaxy’s stars, gas, and dust. The second data…”
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GJ 1252 b: A 1.2 R⊕ Planet Transiting an M3 Dwarf at 20.4 pc
Published in The Astrophysical journal (10-02-2020)“…We report the discovery of GJ 1252 b, a planet with a radius of 1.193 ± 0.074 R⊕ and an orbital period of 0.52 days around an M3-type star (0.381 ± 0.019 M⊕,…”
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Tuning the Legacy Survey of Space and Time (LSST) Observing Strategy for Solar System Science
Published in The Astrophysical journal. Supplement series (01-06-2023)“…Abstract The Vera C. Rubin Observatory is expected to start the Legacy Survey of Space and Time (LSST) in early to mid-2025. This multiband wide-field synoptic…”
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Identifying Exoplanets with Deep Learning. V. Improved Light-curve Classification for TESS Full-frame Image Observations
Published in The Astronomical journal (01-03-2023)“…Abstract The TESS mission produces a large amount of time series data, only a small fraction of which contain detectable exoplanetary transit signals…”
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GRB 191016A: A Long Gamma-Ray Burst Detected by TESS
Published in The Astrophysical journal (01-04-2021)“…The Transiting Exoplanet Survey Satellite (TESS) exoplanet-hunting mission detected the rising and decaying optical afterglow of GRB 191016A, a long gamma-ray…”
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PCAT-DE: Reconstructing Pointlike and Diffuse Signals in Astronomical Images Using Spatial and Spectral Information
Published in The Astronomical journal (01-09-2023)“…Abstract Observational data from astronomical imaging surveys contain information about a variety of source populations and environments, and their complexity…”
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Four Years of Type Ia Supernovae Observed by TESS: Early-time Light-curve Shapes and Constraints on Companion Interaction Models
Published in The Astrophysical journal (01-10-2023)“…Abstract We present 307 type Ia supernova (SN) light curves from the first 4 yr of the Transiting Exoplanet Survey Satellite mission. We use this sample to…”
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TESS Hunt for Young and Maturing Exoplanets (THYME). VII. Membership, Rotation, and Lithium in the Young Cluster Group-X and a New Young Exoplanet
Published in The Astronomical journal (01-09-2022)“…Abstract The public, all-sky surveys Gaia and TESS provide the ability to identify new young associations and determine their ages. These associations enable…”
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The TESS Grand Unified Hot Jupiter Survey. II. Twenty New Giant Planets
Published in The Astrophysical journal. Supplement series (01-03-2023)“…Abstract NASA’s Transiting Exoplanet Survey Satellite (TESS) mission promises to improve our understanding of hot Jupiters by providing an all-sky,…”
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Validation of a Third Planet in the LHS 1678 System
Published in The Astronomical journal (01-06-2024)“…Abstract The nearby LHS 1678 (TOI-696) system contains two confirmed planets and a wide-orbit, likely brown-dwarf companion, which orbit an M2 dwarf with a…”
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Detection of Carbon Monoxide’s 4.6 Micron Fundamental Band Structure in WASP-39b’s Atmosphere with JWST NIRSpec G395H
Published in Astrophysical journal. Letters (01-05-2023)“…Abstract Carbon monoxide (CO) is predicted to be the dominant carbon-bearing molecule in giant planet atmospheres and, along with water, is important for…”
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The TESS Faint-star Search: 1617 TOIs from the TESS Primary Mission
Published in The Astrophysical journal. Supplement series (01-04-2022)“…Abstract We present the detection of 1617 new transiting-planet candidates, identified in the Transiting Exoplanet Survey Satellite (TESS) full-frame images…”
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A giant planet candidate transiting a white dwarf
Published in Nature (London) (17-09-2020)“…Astronomers have discovered thousands of planets outside the Solar System 1 , most of which orbit stars that will eventually evolve into red giants and then…”
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Probing the Small-scale Structure in Strongly Lensed Systems via Transdimensional Inference
Published in The Astrophysical journal (20-02-2018)“…Strong lensing is a sensitive probe of the small-scale density fluctuations in the Universe. We implement a pipeline to model strongly lensed systems using…”
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Inference of Unresolved Point Sources at High Galactic Latitudes Using Probabilistic Catalogs
Published in The Astrophysical journal (10-04-2017)“…The detection of point sources in images is a fundamental operation in astrophysics, and is crucial for constraining population models of the underlying point…”
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Early-time Light Curves of Type Ia Supernovae Observed with TESS
Published in The Astrophysical journal (01-02-2021)“…Abstract We present the early-time light curves of Type Ia supernovae (SNe Ia) observed in the first six sectors of Transiting Exoplanet Survey Satellite…”
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