M. Meyer
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View article: Deep Extragalactic VIsible Legacy Survey (DEVILS): first data release covering the D10 (COSMOS) region
Deep Extragalactic VIsible Legacy Survey (DEVILS): first data release covering the D10 (COSMOS) region Open
The Deep Extragalactic VIsible Legacy Survey (DEVILS) is a deep, high-completeness multiwavelength survey based around spectroscopic observations using the Anglo-Australian Telescope’s AAOmega spectrograph. The survey covers $\sim 4.5$ deg…
View article: Deep Extragalactic VIsible Legacy Survey (DEVILS): evolution of the morphology–density relation
Deep Extragalactic VIsible Legacy Survey (DEVILS): evolution of the morphology–density relation Open
Galaxies with different morphological characteristics likely have different evolutionary histories, such that understanding the mechanisms that drive morphological change can provide valuable insights into the galaxy evolution process. The…
CHILES. VIII. Probing the Evolution of Average H<span> I</span> Content in Star-forming Galaxies over the Past 5 Gyr Open
Utilizing the COSMOS H I Large Extragalactic Survey (CHILES) data set, we investigate the evolution of the average atomic neutral hydrogen (H I ) properties of galaxies over the continuous redshift range 0.09 < z < 0.47. First, we introduc…
CHILES. IX. Observational and Simulated H <span>i</span> Content and Star Formation of Blue Galaxies in Different Cosmic Web Environments Open
We examine the redshift evolution of the relationship between the neutral atomic hydrogen (H i ) content and star formation properties of blue galaxies, along with their location in the cosmic web. Using the COSMOS H i Large Extragalactic …
CHILES IX: Observational and Simulated HI Content and Star Formation of Blue Galaxies in Different Cosmic Web Environments Open
We examine the redshift evolution of the relationship between the neutral atomic hydrogen ({\HI}) content and star-formation properties of blue galaxies, along with their location in the cosmic web. Using the COSMOS {\HI} Large Extragalact…
CHILES VIII: Probing Evolution of Average HI Content in Star Forming Galaxies over the Past 5 Billion Years Open
Utilizing the COSMOS HI Large Extragalactic Survey (CHILES) dataset, we investigate the evolution of the average atomic neutral hydrogen (HI) properties of galaxies over the continuous redshift range 0.09 $< z <$ 0.47. First, we introduce …
View article: GRB 221009A: The B.O.A.T. Burst that Shines in Gamma Rays
GRB 221009A: The B.O.A.T. Burst that Shines in Gamma Rays Open
We present a complete analysis of Fermi Large Area Telescope (LAT) data of GRB 221009A, the brightest gamma-ray burst (GRB) ever detected. The burst emission above 30 MeV detected by the LAT preceded, by 1 s, the low-energy (<10 MeV) pulse…
Optimising the processing and storage of visibilities using lossy compression Open
The next-generation radio astronomy instruments are providing a massive increase in sensitivity and coverage, largely through increasing the number of stations in the array and the frequency span sampled. The two primary problems encounter…
A Qualitative Evaluation of Suicide Prevention Course Implemented in the USCG: Results from focus groups of USCG members and affiliates Open
Lack of knowledge in suicide intervention and mental health stigma continue to be significant issues within the military, in that they act as hindrances towards providing and seeking help. This project addresses these issues by evaluating …
The baryon census and the mass-density of stars, neutral gas, and hot gas as a function of halo mass Open
We study the stellar, neutral gas content within haloes over a halo mass range $10^{10} \text{ to } 10^{15.5} \text{M}_\odot$ and hot X-ray gas content over a halo mass range $10^{12.8} \text{ to } 10^{15.5} \text{M}_\odot$ in the local un…
The baryon census and the mass-density of stars, neutral gas, and hot gas as a function of halo mass Open
We study the stellar, neutral gas content within halos over a halo mass range $10^{10} \text{ to } 10^{15.5} \text{M}_\odot$ and hot X-ray gas content over a halo mass range $10^{12.8} \text{ to } 10^{15.5} \text{M}_\odot$ in the local uni…
IO Transformer: Evaluating SwinV2-Based Reward Models for Computer Vision Open
Transformers and their derivatives have achieved state-of-the-art performance across text, vision, and speech recognition tasks. However, minimal effort has been made to train transformers capable of evaluating the output quality of other …
View article: MHONGOOSE: A MeerKAT nearby galaxy H I survey
MHONGOOSE: A MeerKAT nearby galaxy H I survey Open
The MHONGOOSE (MeerKAT H I Observations of Nearby Galactic Objects: Observing Southern Emitters) survey maps the distribution and kinematics of the neutral atomic hydrogen (H I ) gas in and around 30 nearby star-forming spiral and dwarf ga…
View article: DEVILS/MIGHTEE/GAMA/DINGO: the impact of SFR time-scales on the SFR-radio luminosity correlation
DEVILS/MIGHTEE/GAMA/DINGO: the impact of SFR time-scales on the SFR-radio luminosity correlation Open
The tight relationship between infrared luminosity (LTIR) and 1.4 GHz radio continuum luminosity ($L_\mathrm{1.4\, GHz}$) has proven useful for understanding star formation free from dust obscuration. Infrared emission in star-forming gala…
View article: DEVILS/MIGHTEE/GAMA/DINGO: The Impact of SFR Timescales on the SFR-Radio Luminosity Correlation
DEVILS/MIGHTEE/GAMA/DINGO: The Impact of SFR Timescales on the SFR-Radio Luminosity Correlation Open
The tight relationship between infrared luminosity (L$_\mathrm{TIR}$) and 1.4 GHz radio continuum luminosity (L$_\mathrm{1.4GHz}$) has proven useful for understanding star formation free from dust obscuration. Infrared emission in star-for…
View article: The survey for ionization in neutral gas galaxies. II. The star formation rate density of the local universe
The survey for ionization in neutral gas galaxies. II. The star formation rate density of the local universe Open
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View article: MIGHTEE-H <scp>i</scp>: the <i>M</i>H <scp>i</scp> – <i>M</i>* relation over the last billion years
MIGHTEE-H <span>i</span>: the <i>M</i>H <span>i</span> – <i>M</i>* relation over the last billion years Open
We study the $M_{\rm H\, {\small {I}}}-M_{\star }$ relation over the last billion years using the MIGHTEE-H i sample. We first model the upper envelope of the $M_{\rm H\, {\small {I}}}-M_{\star }$ relation with a Bayesian technique applied…
View article: WALLABY Pilot Survey: The diversity of HI structural parameters in nearby galaxies
WALLABY Pilot Survey: The diversity of HI structural parameters in nearby galaxies Open
We investigate the diversity in the sizes and average surface densities of the neutral atomic hydrogen (HI) gas discs in ~280 nearby galaxies detected by the Widefield ASKAP L-band Legacy All-sky Blind Survey (WALLABY). We combine the unif…
View article: Galaxy And Mass Assembly (GAMA): The group H <scp>i</scp> mass as a function of halo mass
Galaxy And Mass Assembly (GAMA): The group H <span>i</span> mass as a function of halo mass Open
We determine the atomic hydrogen (H i) to halo mass relation (HIHM) using Arecibo Legacy Fast ALFA survey H i data at the location of optically selected groups from the Galaxy And Mass Assembly (GAMA) survey. We make direct H i detections …
View article: Galaxy And Mass Assembly (GAMA): The group HI mass as a function of halo mass
Galaxy And Mass Assembly (GAMA): The group HI mass as a function of halo mass Open
We determine the atomic hydrogen (HI) to halo mass relation (HIHM) using Arecibo Legacy Fast ALFA survey HI data at the location of optically selected groups from the Galaxy and Mass Assembly (GAMA) survey. We make direct HI detections for…
View article: MIGHTEE-H <scp>i</scp>: the first MeerKAT H <scp>i</scp> mass function from an untargeted interferometric survey
MIGHTEE-H <span>i</span>: the first MeerKAT H <span>i</span> mass function from an untargeted interferometric survey Open
We present the first measurement of the H i mass function (HIMF) using data from MeerKAT, based on 276 direct detections from the MeerKAT International GigaHertz Tiered Extragalactic Exploration (MIGHTEE) Survey Early Science data covering…
MIGHTEE-H <span>i</span>: possible interactions with the galaxy NGC 895 Open
The transformation and evolution of a galaxy is strongly influenced by interactions with its environment. Neutral hydrogen (H i) is an excellent way to trace these interactions. Here, we present H i observations of the spiral galaxy NGC 89…
MIGHTEE-\HI: Possible interactions with the galaxy NGC~895 Open
The transformation and evolution of a galaxy is strongly influenced by interactions with its environment. Neutral hydrogen (\HI) is an excellent way to trace these interactions. Here, we present \HI\ observations of the spiral galaxy NGC~8…
View article: WALLABY pilot survey: The diversity of HI structural parameters in nearby galaxies
WALLABY pilot survey: The diversity of HI structural parameters in nearby galaxies Open
We investigate the diversity in the sizes and average surface densities of the neutral atomic hydrogen (H i ) gas discs in $\sim$ 280 nearby galaxies detected by the Widefield ASKAP L-band Legacy All-sky Blind Survey (WALLABY). We combine …
View article: Deep investigation of neutral gas origins (DINGO): H <scp>i</scp> stacking experiments with early science data
Deep investigation of neutral gas origins (DINGO): H <span>i</span> stacking experiments with early science data Open
We present early science results from Deep Investigation of Neutral Gas Origins (DINGO), an $\rm H$i survey using the Australian Square Kilometre Array Pathfinder (ASKAP). Using ASKAP subarrays available during its commissioning phase, DIN…
MIGHTEE-HI: The HI mass-stellar mass relation over the last billion years Open
We study the $M_{\rm HI}-M_{\star}$ relation over the last billion years using the MIGHTEE-HI sample. We first model the upper envelope of the $M_{\rm HI}-M_{\star}$ relation with a Bayesian technique applied to a total number of 249 HI-se…
View article: MIGHTEE-Hi: Evolution of Hi Scaling Relations of Star-forming Galaxies at z < 0.5*
MIGHTEE-Hi: Evolution of Hi Scaling Relations of Star-forming Galaxies at z < 0.5* Open
We present the first measurements of H i galaxy scaling relations from a blind survey at z > 0.15. We perform spectral stacking of 9023 spectra of star-forming galaxies undetected in H i at 0.23 < z < 0.49, extracted from MIGHTEE-H i Early…
View article: Looking at the Distant Universe with the MeerKAT Array: Discovery of a Luminous OH Megamaser at z > 0.5
Looking at the Distant Universe with the MeerKAT Array: Discovery of a Luminous OH Megamaser at z > 0.5 Open
In the local universe, OH megamasers (OHMs) are detected almost exclusively in infrared-luminous galaxies, with a prevalence that increases with IR luminosity, suggesting that they trace gas-rich galaxy mergers. Given the proximity of the …