Publications (27)
A benchmark for extreme conditions of the multiphase interstellar medium in the most luminous hot dust-obscured galaxy at z = 4.6
Román Fernández Aranda, Tanio DÃaz Santos, Evanthia Hatziminaoglou +21
WISE J224607.6-052634.9 (W2246-0526) is a hot dust-obscured galaxy at = 4.601, and the most luminous obscured quasar known to date. W2246-0526 harbors a heavily obscured superm…
The [NII] 205 m line emission from high-z SMGs and QSOs
Saimurali Kolupuri, Roberto Decarli, Roberto Neri +8
We present [NII] 205 m fine structure line observations of three submillimeter galaxies (SMGs) and three quasar host galaxies at 4z6 using the Institut de r…
Direct high-resolution observation of feedback and chemical enrichment in the circumgalactic medium at redshift z ~ 2.8
Bo Peng, Fabrizio Arrigoni Battaia, Amit Vishwas +8
The circumgalactic medium (CGM) plays a vital role in galaxy evolution, however, studying the emission from CGM is challenging due to its low surface brightness and the complexitie…
Molecular gas in three z~7 quasar host galaxies
Bram Venemans, Fabian Walter, Roberto Decarli +6
We present ALMA band 3 observations of the CO(6-5), CO(7-6), and [CI] 369micron emission lines in three of the highest redshift quasar host galaxies at 6.6<z<6.9. These measurement…
Band-9 ALMA observations of the [NII] 122 micron line and FIR continuum in two high-z galaxies
Carl Ferkinhoff, Drew Brisbin, Thomas Nikola +4
We present Atacama Large Millimeter Array (ALMA) observations of two high-redshift systems (SMMJ02399-0136 and the Cloverleaf QSO) in their rest-frame 122 micron continuum (~650 GH…
The Landscape of Undergraduate Astronomy and Astrophysics Degree Requirements
Kate Follette, Carl Ferkinhoff, Michael Foley +5
In this document we summarize the results of a survey of undergraduate degree-granting programs conducted by the 2024-2025 American Astronomical Society Education Committee's Subco…
Strong C+ emission in galaxies at z~1-2: Evidence for cold flow accretion powered star formation in the early Universe
Drew Brisbin, Carl Ferkinhoff, Thomas Nikola +5
We have recently detected the [CII] 157.7 micron line in eight star forming galaxies at redshifts 1 to 2 using the redshift(z) Early Universe Spectrometer (ZEUS). Our sample target…
Resolved ALMA [CII] 158 micron Observations at Cosmic Noon: ISM Structure and Dynamics of Starbursting QSO SDSSJ1000
Christopher Rooney, Bo Peng, Amit Vishwas +7
We present spatially resolved Alma Band-9 observations of the [CII] 158 m fine structure line from an optically selected quasar, SDSS J100038.01+020822.4 (J1000), at z=1.8275.…
Far-Infrared Line Diagnostics: Improving N/O Abundance Estimates for Dusty Galaxies
Bo Peng, Cody Lamarche, Gordon Stacey +8
The Nitrogen-to-Oxygen (N/O) abundance ratio is an important diagnostic of galaxy evolution since the ratio is closely tied to the growth of metallicity and the star formation hist…
Detection of [O III] at z~3: A Galaxy above the Main Sequence, Rapidly Assembling its Stellar Mass
Amit Vishwas, Carl Ferkinhoff, Thomas Nikola +8
We detect bright emission in the far infrared fine structure [O III] 88m line from a strong lensing candidate galaxy, H-ATLAS J113526.3-014605, hereafter G12v2.43, at z=3.127,…
Discovery of a Dusty, Chemically Mature Companion to a z4 Starburst Galaxy in JWST ERS Data
Bo Peng, Amit Vishwas, Gordon Stacey +6
We report the discovery of two companion sources to a strongly lensed galaxy SPT0418-47 ("ring") at redshift 4.225, targeted by the JWST Early Release Science program. We confirm t…
No evidence for enhanced [OIII] 88um emission in a z~6 quasar compared to its companion starbursting galaxy
Fabian Walter, Dominik Riechers, Mladen Novak +14
We present ALMA band 8 observations of the [OIII] 88um line and the underlying thermal infrared continuum emission in the z=6.08 quasar CFHQS J2100-1715 and its dust-obscured starb…
Fine-structure Line Atlas for Multi-wavelength Extragalactic Study (FLAMES) III: [C II] as Tracer, Crisis of SFR, [O III]/[C II] at High-z, New Answers and New Questions
Bo Peng, Gordon Stacey, Amit Vishwas +5
In the final paper of this series, we discuss new perspectives and challenges in the study of interstellar medium (ISM), leveraging comprehensive catalogs and physical insights pre…
A comprehensive view of the interstellar medium in a quasar host galaxy at z~6.4
Roberto Decarli, Antonio Pensabene, Tanio Diaz-Santos +11
Characterizing the physical conditions (density, temperature, ionization state, metallicity, etc) of the interstellar medium is critical to our understanding of the formation and e…
ZEUS-2: a second generation submillimeter grating spectrometer for exploring distant galaxies
Carl Ferkinhoff, Thomas Nikola, Stephen C. Parshley +4
ZEUS-2, the second generation (z)Redshift and Early Universe Spectrometer, like its predecessor is a moderate resolution (R~1000) long-slit, echelle grating spectrometer optimized…
Spatially resolved dust properties over 50 kpc in a hyperluminous galaxy merger at
Román Fernández Aranda, Tanio DÃaz Santos, Evanthia Hatziminaoglou +19
We present spatially resolved dust-continuum ALMA observations from rest-frame 60 to 600 m (bands 3-10) of the hyperluminous hot dust-obscured galaxy (hot DOG) WISE…
Halfway to the peak: Spatially resolved star formation and kinematics in a z=0.54 dusty galaxy with JWST/MIRI
Jason Young, Alexandra Pope, Anna Sajina +16
We present JWST/MIRI/MRS observations of an infrared luminous disk galaxy, FLS1, at z=0.54. With a lookback time of 5 Gyr, FLS1 is chronologically at the midpoint between the peak…
Modeling the JWST MIRI Counts, Insights Into the Source Properties and Role of Dust-Obscured AGN
Edgar P. Vidal, Anna Sajina, Amber R. Banks +8
Understanding the co-evolution of galaxies and active galactic nuclei (AGN) requires accurate modeling of dust-obscured systems. Recent surveys using the Mid Infrared Instrument (M…
Fine-structure Line Atlas for Multi-wavelength Extragalactic Study (FLAMES) II: Photoionization Model View of Ionized to Neutral Gas Emission
Bo Peng, Amit Vishwas, Cody Lamarche +5
Far-infrared (FIR) and mid-infrared (MIR) fine-structure lines (FSLs) provide key diagnostics of physical conditions in the interstellar medium (ISM). Building on empirical relatio…
Molecular gas in z~6 quasar host galaxies
Roberto Decarli, Antonio Pensabene, Bram Venemans +19
We investigate the molecular gas content of z~6 quasar host galaxies using the IRAM / Northern Extended Millimeter Array. We target the 3mm dust continuum, and the line emission fr…
Simultaneous Measurements of Star Formation and Supermassive Black Hole Growth in Galaxies
Alexandra Pope, Lee Armus, Eric Murphy +29
Galaxies grow their supermassive black holes in concert with their stars, although the relationship between these major galactic components is poorly understood. Observations of th…
The 2nd Generation z(Redshift) and Early Universe Spectrometer Part I: First-light observation of a highly lensed local-ULIRG analog at high-z
Carl Ferkinhoff, Drew Brisbin, Stephen Parshley +20
We report first science results from our new spectrometer, the 2nd generation z(Redshift) and Early Universe Spectrometer (ZEUS-2), recently commissioned on the Atacama Pathfinder…
Detection of the [O I] 63 m emission line from the quasar J2054-0005
Nozomi Ishii, Takuya Hashimoto, Carl Ferkinhoff +23
We report the highest-redshift detection of [O I] 63 m from a luminous quasar, J2054-0005, at based on the Atacama Large Millimeter/sub-millimeter Array Band 9 observa…
Review: Far-Infrared Instrumentation and Technology Development for the Next Decade
Duncan Farrah, Kimberly Ennico Smith, David Ardila +33
Far-infrared astronomy has advanced rapidly since its inception in the late 1950's, driven by a maturing technology base and an expanding community of researchers. This advancement…
First detections of the [NII] 122 μm line at high redshift: Demonstrating the utility of the line for studying galaxies in the early universe
Carl Ferkinhoff, Drew Brisbin, Thomas Nikola +7
We report the first detections of the [NII] 122 μm line from a high redshift galaxy. The line was strongly (> 6Ï) detected from SMMJ02399-0136, and H1413+117 (the Cloverleaf QSO)…
High [OI] emission lines: ColdSIM simulations and ALMA observations
Massimiliano Parente, Manuela Bischetti, Umberto Maio +8
Neutral-oxygen [OI] far-infrared emission lines at m and m are powerful probes of the physical conditions in the interstellar medium, although they have not been fully…
Fine-structure Line Atlas for Multi-wavelength Extragalactic Study (FLAMES) I: Comprehensive Low and High Redshift Catalogs and Empirical Relations for Probing Gas Conditions
Bo Peng, Cody Lamarche, Catie Ball +5
Far-infrared (FIR) and mid-infrared (MIR) fine-structure lines (FSLs) are widely used for studying galaxies nearby and faraway. However, interpreting these lines is complicated by…