A JWST/NIRSpec First Census of Broad-line AGNs at z= 4–7: Detection of 10 Faint AGNs with M BH∼ 106–108 M⊙ and Their Host Galaxy Properties
We present the first statistical sample of faint type 1 AGNs at z> 4 identified by
JWST/NIRSpec deep spectroscopy. Among the 185 galaxies at z spec= 3.8–8.9 confirmed …
JWST/NIRSpec deep spectroscopy. Among the 185 galaxies at z spec= 3.8–8.9 confirmed …
UNCOVER: The Growth of the First Massive Black Holes from JWST/NIRSpec—Spectroscopic Redshift Confirmation of an X-Ray Luminous AGN at z= 10.1
Abstract The James Webb Space Telescope is now detecting early black holes (BHs) as
they transition from" seeds" to supermassive BHs. Recently, Bogdan et al. reported the …
they transition from" seeds" to supermassive BHs. Recently, Bogdan et al. reported the …
Pure Spectroscopic Constraints on UV Luminosity Functions and Cosmic Star Formation History from 25 Galaxies at z spec= 8.61–13.20 Confirmed with JWST …
We present pure spectroscopic constraints on the UV luminosity functions and cosmic star
formation rate (SFR) densities from 25 galaxies at z spec= 8.61–13.20. By reducing the …
formation rate (SFR) densities from 25 galaxies at z spec= 8.61–13.20. By reducing the …
JWST/NIRSpec spectroscopy of z = 7–9 star-forming galaxies with CEERS: new insight into bright Lyα emitters in ionized bubbles
M Tang, DP Stark, Z Chen, C Mason… - Monthly Notices of …, 2023 - academic.oup.com
We describe new JWST/NIRSpec observations of galaxies at z≳ 7 taken from the CEERS
survey. Previous observations of this area have revealed associations of Lyα emitters at …
survey. Previous observations of this area have revealed associations of Lyα emitters at …
JWST CEERS and JADES Active Galaxies at z= 4–7 Violate the Local M•–M⋆ Relation at> 3σ: Implications for Low-mass Black Holes and Seeding Models
JWST is revolutionizing our understanding of the high-z Universe by expanding the black
hole horizon, looking farther and to smaller masses, and revealing the stellar light of their …
hole horizon, looking farther and to smaller masses, and revealing the stellar light of their …
Evidence for heavy-seed origin of early supermassive black holes from a z ≈ 10 X-ray quasar
Observations of quasars reveal that many supermassive black holes (BHs) were in place
less than 700 Myr after the Big Bang. However, the origin of the first BHs remains a mystery …
less than 700 Myr after the Big Bang. However, the origin of the first BHs remains a mystery …
UNCOVER: A NIRSpec Identification of a Broad-line AGN at z= 8.50
Deep observations with the James Webb Space Telescope (JWST) have revealed an
emerging population of red pointlike sources that could provide a link between the …
emerging population of red pointlike sources that could provide a link between the …
The star-forming and ionizing properties of dwarf z ~ 6–9 galaxies in JADES: insights on bursty star formation and ionized bubble growth
R Endsley, DP Stark, L Whitler… - Monthly Notices of …, 2024 - academic.oup.com
Reionization is thought to be driven by faint star-forming galaxies, but characterizing this
population has long remained very challenging. Here, we utilize deep nine-band JADES …
population has long remained very challenging. Here, we utilize deep nine-band JADES …
UNCOVER Spectroscopy Confirms the Surprising Ubiquity of Active Galactic Nuclei in Red Sources at z> 5
Abstract The James Webb Space Telescope is revealing a new population of dust-reddened
broad-line active galactic nuclei (AGN) at redshifts z≳ 5. Here we present deep …
broad-line active galactic nuclei (AGN) at redshifts z≳ 5. Here we present deep …
Little Red Dots: An Abundant Population of Faint Active Galactic Nuclei at z∼ 5 Revealed by the EIGER and FRESCO JWST Surveys
Characterizing the prevalence and properties of faint active galactic nuclei (AGNs) in the
early Universe is key for understanding the formation of supermassive black holes (SMBHs) …
early Universe is key for understanding the formation of supermassive black holes (SMBHs) …