Agenda - 5th Global 21-cm Workshop, 2022 Berkeley

PDF Version (with as-submitted talk titles)

Monday Oct 17th

Session 1 (Chair: Raul Monsalve)

  • 9:40a - 9:42a Johnny Dorigo Jones: (Poster) Utilizing Global 21-cm Signal Emulators to Forecast Constraints on Astrophysical Parameters with ARES

  • 9:42a - 9:44a Theo Dardia: (Poster) Refining and Analyzing High-Z Field Data

  • 9:44a - 9:46a Akshatha Vydula: (Poster) Low-Frequency Radio Recombination Lines Away From the Inner Galactic Plane

  • 9:46a - 9:48a Garima Prabhakar: (Poster) Implementing the OhmPi Soil Resistivity Meter for MIST

  • 9:48a - 9:50a Katrine Alice Glasscock: (Poster) Efficient sampling of diffuse emission using the Hydrogen Epoch of Reionization Array

  • 9:50a - 9:52a Hugo Plombat: (Poster) Primordial 21cm line global signal in the Dark Ages

  • 9:52a - 9:54a Juan C. Martínez Oliveros: (Poster) Development of a 21cm Multi-element Solar Radio Interferometric Array

  • 9:55a - 10:20a Peter Sims: Statistical foundations for global 21-cm signal recovery from EDGES data in the absence of a definitive data model

  • 10:20a - 10:45a Aaron Parsons: The Electromagnetically Isolated Global Signal Extraction Platform (EIGSEP)

  • 10:45a - 11:10a Julian Muñoz: Impact of dark matter on the Global 21-cm Signal

  • 11:10a - 11:30a Coffee Break

Session 2 (Chair: Adélie Gorce)

  • 11:30a - 11:55a Himanshu Tiwari: Detecting EoR Global 21-cm using MWA-I using the Moon

  • 11:55a - 12:20p Cherie Day: Probing the Cosmic Dark Ages with ALBATROS

  • 12:20p - 12:35p Bharat Gehlot: AARTFAAC Cosmic Explorer: analysis pipeline and validation

  • 12:35p - 12:50p Michele Bianco: Deep Learning approach for HI regions identification and 21-cm signal recover from SKA-Low observations

  • 12:50p - 1:50p Lunch

Session 3 (Chair: Daniela Breitman)

  • 1:50p - 2:05p Josh Dillon: Improved Constraints on the 21 cm EoR Power Spectrum and the X-Ray Heating of the IGM with HERA

  • 2:05p - 2:20p Suman Pramanick: Quantifying the effect of snapshot intervals in the light-cone Epoch of Reionization 21-cm signal simulations

  • 2:20p - 2:45p Rugved Pund: Modelling 21cm Foregrounds using Normalizing Flows

  • 2:45p - 3:00p Q&A

  • 3:00p - 3:20p Coffee Break

Session 4 (Chair: Julian Muñoz)

  • 3:20p - 3:45p Christopher DiLullo: A Beamformed Approach to Detecting the Global 21 cm Signal using LWA-SV

  • 3:45p - 4:10p Shikhar Mittal: Implications of the global 21-cm signal for high-redshift galaxies and JWST galaxy surveys

  • 4:10p - 4:35p Nadav J. Outmezguine: Dark Matter - Baryons interactions and 21cm Cosmology

  • 4:35p - 4:45p Break

Session 5 (Chair: Raul Monsalve)

  • 4:45p - 5:10p Danny Price: A new technique to measure noise parameters for global 21-cm experiments

  • 5:10p - 5:25p Meng Zhou: SIRIUS: A new semi-numerical method for simulating cosmic reionization and IGM heating

  • 5:25p - 5:40p Huijie Hu: Dark-matter-deficient dwarf galaxies

Tuesday Oct 18th

Session 1 (Chair: Bang Nhan)

  • 9:30a - 9:55a Mayuri S. Rao: PRATUSH : Current status & updates

  • 9:55a - 10:20a Eloy de Lera Acedo: Global 21-cm experimental efforts in Cambridge (UK): REACH & COSMOCUBE

  • 10:20a - 10:45a Anchal Saxena: Utilizing different antenna designs in the global 21cm signal extraction through Singular Value Decomposition for REACH

  • 10:45a - 11:10a Dominic Anstey: Parameterised Modelling of Antenna Beams for Global 21cm Experiments

  • 11:10a - 11:30a Coffee Break

Session 2 (Chair: Steven Murray)

  • 11:30a - 11:55a Ian Roque: The hunt for sub-kelvin radiometer calibration: Practical and numerical techniques

  • 11:55a - 12:20p Harry Bevins: Astrophysics from the SARAS3 non-detection of the global 21-cm signal

  • 12:20p - 12:35p Ilian Iliev: Simulating Cosmic Reionization

  • 12:35p - 1:50p Lunch

Session 3 (Chair: Marta Spinelli)

  • 1:50p - 2:05p Ankita Bera: Bridging the gap between Cosmic Dawn and Reionization

  • 2:05p - 2:20p Zhilei Xu: Direct Optimal Mapping for Foreground Removal

  • 2:20p - 2:45p Bang Nhan: Scaled Antennas For Ascertaining the Radio Index (SAFARI) - An alternative approach

  • 2:45p - 3:00p Q&A

  • 3:00p - 3:20p Coffee Break

Session 4 (Chair: Nivedita Mahesh)

  • 3:20p - 3:45p Marta Spinelli: Latest updates from the LEDA experiment

  • 3:45p - 4:10p Raul Monsalve: Recent Field Campaigns by the MIST Experiment

  • 4:10p - 4:35p Ian Hendricksen: Soil Electrical Characterization Techniques for MIST

  • 4:35p - 4:45p Break

Session 5 (Chair: Steven Murray)

  • 4:45p - 5:10p Fengquan Wu: Hongmeng 21cm global spectrum measurement and its ground testing

  • 5:10p - 5:25p Xiaosheng Zhao: Implicit Likelihood Inference of Reionization Parameters from the 21 cm Power Spectrum

  • 5:25p - 5:40p Kangning Diao: Reionization Parameter Inference with the 3D Minkowski Functionals of the 21 cm Signal

Wednesday Oct 19th

Session 1 (Chair: Eloy de Lera Acedo)

  • 9:30a - 9:55a Jack Burns: Toward 21-cm Cosmology from the Moon Using NASA's Commercial Payload Services Landers

  • 9:55a - 10:20a Leon Koopmans: The Astrophysical Lunar Observatory (ALO): 21-cm Cosmology of the Dark Ages

  • 10:20a - 10:45a Stuart D. Bale: The Lunar Surface Electromagnetics Experiment

  • 10:45a - 11:10a Kaja Rotermund: Measuring the Dark Ages with four stacer antennas on LuSEE-Night

  • 11:10a - 11:30a Coffee Break

Session 2 (Chair: Peter Sims)

  • 11:30a - 11:55a Brent Page: Signatures of free-free absorption in the l=2 spherical harmonic expansion coefficients of the galactic brightness distribution between 0.5 and 7 MHz

  • 11:55a - 12:20p Neil Bassett: A Bayesian Investigation of the Sky Below 10 MHz using Parker Solar Probe FIELDS Data

  • 12:20p - 12:35p Pratika Dayal: Exploiting galaxy-21cm synergies to shed light on the Epoch of Reionization

  • 12:35p - 12:50p Omer Katz: Towards Constraining Dark Sectors with 21-cm Cosmology

  • 12:50p - 1:50p Lunch

Session 3 (Chair: Zhilei Xu)

  • 1:50p - 2:05p Thomas Gessey-Jones: Signatures of Cosmic Ray Heating in 21-cm Observables

  • 2:05p - 2:20p Trey Driskell: Structure Formation and the Global 21-cm Signal with Coulomb-like Dark Matter

  • 2:20p - 2:45p Emma Shen: Bayesian Data Analysis for Sky-averaged 21-cm Experiments in the Presence of Ionospheric Effects

  • 2:45p - 3:00p Q&A

  • 3:00p - 3:20p Coffee Break

Session 4 (Chair: Bang Nhan)

  • 3:20p - 3:45p Ronniy Joseph: 3 years and a pandemic later: PRIZM, a status and progress update

  • 3:45p - 4:10p Jeffrey Peterson: High-Z: A Three-Octave 21-cm All-sky Spectrometer

  • 4:10p - 4:35p Nicholas Kern: Pushing Statistical Inference to the Sky: A Differentiable Forward Model for the 21 cm Global Signal

  • 4:35p - 4:45p Break

Session 5 (Chair: Adélie Gorce)

  • 4:45p - 5:10p Vadym Bidula: Dynamic model of the ionosphere for wide-field radio experiments

  • 5:10p - 5:25p Zhaoning Liu: Antisymmetric Cross-correlation between HI and CO Line Intensity Maps as a New Probe of Cosmic Reionization --- Analytical Interpretation

  • 5:25p - 5:40p Teppei Minoda: Probing primordial isocurvature perturbations with 21-cm global signal

Thursday Oct 20th

Session 1 (Chair: Nadav Outmezguine)

  • 9:30a - 9:55a Nivedita Mahesh: Analysis of the EDGES low-band data with edges-collab pipeline

  • 9:55a - 10:20a Steven Murray: A Bayesian Calibration Pipeline for EDGES

  • 10:20a - 10:45a Anshuman Tripathi: Extracting the Global 21cm signal from ground-based observations in the presence of static Ionosphere

  • 10:45a - 11:10a Ivelin Georgiev: Simulating the End of Cosmic Reionisation

  • 11:10a - 11:30a Coffee Break

Session 2 (Chair: Kaja Rotermund)

  • 11:30a - 11:55a Daniela Breitman: Emulating 21cmFAST summaries with 21cmEMU

  • 11:55a - 12:20p George Carter: A Bayesian Global Sky Model

  • 12:20p - 12:35p Anshuman Acharya: ML-GPR For EoR 21-cm signal extraction from LOFAR data

  • 12:35p - 12:50p Adélie Gorce: A window into the power spectrum

  • 12:50p - 1:50p Lunch

Session 3 (Chair: Dominic Anstey)

  • 1:50p - 2:05p Samuel AK Leeney: A Bayesian Approach to RFI Mitigation

  • 2:05p - 2:20p Shengqi Yang: Empirical models for CO, C I, C II, and OIII emissions at high redshift

  • 2:20p - 2:45p Joshua Hibbard: Generating Galactic Sky Maps From Convolved Frequency Maps: General Methods with EDGES Data as a Case Study

  • 2:45p - 3:00p Q&A

  • 3:00p - 3:20p Coffee Break

Session 4 (Chair: Peter Sims)

  • 3:20p - 3:45p Dhanush R. Giriyan: PS2GS: Predicting the Global Signal directly from Power Spectra using CNNs

  • 3:45p - 4:10p Kilian H. Scheutwinkel: Bayesian evidence-driven diagnosis of instrumental systematics for sky-averaged 21-cm cosmology experiments

  • 4:10p - 4:35p David Rapetti: Modeling and Separating Data Components in Low Radio Frequency Observations