Results 61 to 70 of about 511 (183)

Lyα Radiative Transfer Modeling for 163 MUSE Lyα-emitting Galaxies at z = 3–6

open access: yesThe Astrophysical Journal
We utilized Ly α radiative transfer calculations from H. Song et al. to investigate the properties of extended Ly α halos around star-forming galaxies in the Hubble Ultra Deep Field, observed by the Multi-Unit Spectroscopic Explorer.
Sangeun Yu, Hyunmi Song, Kwang-Il Seon
doaj   +1 more source

The impact of investment treaties on domestic governance in developing countries

open access: yesLaw &Policy, Volume 46, Issue 2, Page 140-169, April 2024.
Abstract This paper empirically examines the impact of investment treaties on domestic governance in developing countries, through cross‐country quantitative analysis and a detailed qualitative case‐study on Myanmar. We clarify a variety of mechanisms that plausibly link investment treaties to impacts on domestic governance.
Jonathan Bonnitcha   +1 more
wiley   +1 more source

The AstroSat UV Deep Field North: The IRX–β Relation for the UV-selected Galaxies at z ∼ 0.5−0.7

open access: yesThe Astrophysical Journal
The relation between the observed UV continuum slope ( β ) and the infrared excess (IRX) is used as a powerful probe to understand the nature of dust attenuation law in high-redshift galaxies.
Chayan Mondal, Kanak Saha
doaj   +1 more source

Zangetsu: A Candidate Isolated, Quiescent, and Backsplash Ultra-diffuse Galaxy in the COSMOS Field

open access: yesThe Astrophysical Journal
Deep imaging surveys have changed our view of the low surface brightness (LSB) Universe. The “renaissance” of the LSB galaxy population, as a prime example of this recent development, continues to challenge our understanding of galaxy formation. Here, we
Leyao Wei   +5 more
doaj   +1 more source

JADES NIRSpec initial data release for the Hubble Ultra Deep Field

open access: green
We describe the NIRSpec component of the JWST Deep Extragalactic Survey (JADES), and provide deep spectroscopy of 253 sources targeted with the NIRSpec micro-shutter assembly in the Hubble Ultra Deep Field and surrounding GOODS-South. The multi-object spectra presented here are the deepest so far obtained with JWST, amounting to up to 28 hours in the ...
Bunker, Andrew J   +65 more
openalex   +3 more sources

Death by Impact: Evidence for Merger-driven Quenching in a Collisional Ring Galaxy at Cosmic Noon

open access: yesThe Astrophysical Journal
The role of interactions and mergers in the rapid quenching of massive galaxies in the early Universe remains uncertain, largely due to the difficulty of directly linking mergers to quenching.
Amir H. Khoram   +9 more
doaj   +1 more source

The MUSE Ultra Deep Field (MUDF). V. Characterizing the Mass–Metallicity Relation for Low-mass Galaxies at z ∼ 1–2

open access: yesThe Astrophysical Journal
Using more than 100 galaxies in the MUSE Ultra Deep Field with spectroscopy from the Hubble Space Telescope’s (HST) Wide Field Camera 3 and the Very Large Telescope’s Multi Unit Spectroscopic Explorer, we extend the gas-phase mass–metallicity relation ...
Mitchell Revalski   +15 more
doaj   +1 more source

An Algorithm Architecture for Radio Interferometric Data Processing

open access: yesThe Astronomical Journal
We present a foundational, scalable algorithm architecture for processing data from aperture synthesis radio telescopes. The analysis leading to the architecture is rooted in the theory of aperture synthesis, signal processing, and numerical optimization,
S. Bhatnagar   +4 more
doaj   +1 more source

DISCOVERY OF z ∼ 8 GALAXIES IN THE HUBBLE ULTRA DEEP FIELD FROM ULTRA-DEEP WFC3/IR OBSERVATIONS [PDF]

open access: bronze, 2010
R. J. Bouwens   +10 more
openalex   +1 more source

A SPectroscopic Survey of Biased Halos in the Reionization Era (ASPIRE): Spectroscopically Complete Census of Obscured Cosmic Star Formation Rate Density at z = 4–6

open access: yesThe Astrophysical Journal
We present a stringent measurement of the dust-obscured star formation rate density (SFRD) at z = 4–6 from the ASPIRE JWST Cycle-1 medium and ALMA Cycle-9 large program.
Fengwu Sun   +27 more
doaj   +1 more source

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