activity
20202026
most citedDiscovery of a Low-Redshift Damped Ly System in a Foreground Extended Disk Using a Starburst Galaxy Background Illuminator

7 citations · 24 across the 14 of their papers we have counts for

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13 papers · 1 filter

astro-ph.GA2026

Mid-Infrared Colors Vary with Galactic Environment: Contrasting Star-Forming Disks, Young Centers, and Quiescent Star-Formation Deserts

Debosmita Pathak, Karin M. Sandstrom, Adam K. Leroy +27

We present pc-resolution JWST/MIRI and NIRCam measurements of mid-infrared (mid-IR) color variations in the diffuse interstellar medium (ISM) of 71 nearby star-forming…

astro-ph.GA2026

JWST Whirlpool Galaxy Treasury: Mid-Infrared Emission in M51 and its Relation to Gas Column and Star Formation

Mansi Padave, Karin M. Sandstrom, Daniel A. Dale +25

Using JWST/MIRI imaging of M51 in eight broadband filters, we investigate correlations of mid-infrared emission from polycyclic aromatic hydrocarbons (PAHs) and dust continuum with…

astro-ph.GA2026

Variations in the 3.3 m Polycyclic Aromatic Hydrocarbon Feature Across Nearby Galaxies Driven by Metallicity and Radiation Field Spectrum

Hannah B. Koziol, Karin Sandstrom, Dalya Baron +29

We use JWST NIRCam imaging to investigate the 3.3 m polycyclic aromatic hydrocarbon (PAH) feature in nearby galaxies. NIRCam observations of the 3.3 m feature are emerging as…

astro-ph.GA2025

Masses, Star-Formation Efficiencies, and Dynamical Evolution of 18,000 HII Regions

Debosmita Pathak, Adam K. Leroy, Ashley. T. Barnes +36

We present measurements of the masses associated with HII regions across 19 nearby star-forming galaxies by combining data from JWST, HST, MUSE, ALMA, VLA, and MeerKAT…

astro-ph.GA2025

An Investigation of Disk Thickness in M51 from H-alpha, Pa-alpha, and Mid-Infrared Power Spectra

Bruce G. Elmegreen, Daniela Calzetti, Angela Adamo +27

Power spectra (PS) of high-resolution images of M51 (NGC 5194) taken with the Hubble Space Telescope and the James Webb Space Telescope have been examined for evidence of disk thic…

astro-ph.GA2025

DIISC -- VI (COS-DIISC): UV Metal Absorption Relative to the H I disk of Galaxies

Brad Koplitz, Sanchayeeta Borthakur, Timothy Heckman +5

As part of the Deciphering the Interplay between the Interstellar medium, Stars, and the Circumgalactic medium (DIISC) survey, we present the UV metal absorption features in the Ci…

astro-ph.GA2024★ 3 cited

DIISC Survey: Deciphering the Interplay Between the Interstellar Medium, Stars, and the Circumgalactic Medium Survey

Sanchayeeta Borthakur, Mansi Padave, Timothy Heckman +13

We present the Deciphering the Interplay between the Interstellar medium, Stars, and the Circumgalactic medium (DIISC) Survey. This survey is designed to investigate the correlatio…

astro-ph.GA2024

DIISC-IV: DIISCovery of Anomalously Low Metallicity H II Regions in NGC 99: Indirect Evidence of Gas Inflows

Alejandro J. Olvera, Sanchayeeta Borthakur, Mansi Padave +6

As a part of the Deciphering the Interplay between the Interstellar medium, Stars, and the Circumgalactic medium (DIISC) survey, we investigate indirect evidence of gas inflow into…

astro-ph.GA2024

DIISC-V: Variations in H-to-FUV Star Formation Rate Ratios Across Star-forming Regions in Nearby Galaxies

Mansi Padave, Sanchayeeta Borthakur, Rolf A. Jansen +3

We present the variations in far-ultraviolet (FUV) and H star formation rates (SFR), SFR and SFR, respectively, at sub-kpc scales in 11 galaxies as part of the Dec…

astro-ph.GA2023

DIISC-III: Signatures of Stellar Disk Growth in Nearby Galaxies

Mansi Padave, Sanchayeeta Borthakur, Hansung B. Gim +8

We explore the growth of the stellar disks in 14 nearby spiral galaxies as part of the Deciphering the Interplay between the Interstellar medium, Stars, and the Circumgalactic medi…

astro-ph.GA2021★ 7 cited

DIISC-II: Unveiling the Connections between Star Formation and ISM in the Extended Ultraviolet Disk of NGC 3344

Mansi Padave, Sanchayeeta Borthakur, Hansung B. Gim +6

We present our investigation of the Extended Ultraviolet (XUV) disk galaxy, NGC 3344, conducted as part of Deciphering the Interplay between the Interstellar medium, Stars, and the…

astro-ph.GA2021★ 7 cited

DIISC-I: The Discovery of Kinematically Anomalous HI Clouds in M 100

Hansung B. Gim, Sanchayeeta Borthakur, Emmanuel Momjian +10

We report the discovery of two kinematically anomalous atomic hydrogen (HI) clouds in M 100 (NGC 4321), which was observed as part of the Deciphering the Interplay between the Inte…

astro-ph.GA2020★ 7 cited

Discovery of a Low-Redshift Damped Ly System in a Foreground Extended Disk Using a Starburst Galaxy Background Illuminator

Christopher M. Dupuis, Sanchayeeta Borthakur, Mansi Padave +3

We present the discovery of a low-redshift damped Ly (DLA) system in the spectrum of background starburst galaxy SDSS J111323.88+293039.3 (). The DLA is at an impact…