activity
20082026
most citedHydrogen Epoch of Reionization Array (HERA)

657 citations · 5.6k across the 111 of their papers we have counts for

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15 papers · 1 filter

astro-ph.HE2026★ 2 cited

On the Deepest Search for Galactic Center Pulsars and an Examination of an Intriguing Millisecond Pulsar Candidate

Karen I. Perez, Vishal Gajjar, Slavko Bogdanov +6

We report results of one of the most sensitive pulsar surveys to date targeting the innermost region of the Galactic Center (GC) using the Robert C. Byrd Green Bank Telescope (GBT)…

astro-ph.HE2024

The First High Frequency Technosignature Search Survey with the Sardinia Radio Telescope

Lorenzo Manunza, Alice Vendrame, Luca Pizzuto +30

The quest for radio signals from technologically-advanced extraterrestrial intelligence has traditionally concentrated on the vicinity of 1.4 GHz. In this paper, we extend the sear…

astro-ph.HE2022★ 25 cited

Searching for broadband pulsed beacons from 1883 stars using neural networks

Vishal Gajjar, Dominic LeDuc, Jiani Chen +19

The search for extraterrestrial intelligence at radio frequencies has largely been focused on continuous-wave narrowband signals. We demonstrate that broadband pulsed beacons are e…

astro-ph.HE2022

4-8 GHz Fourier-domain Searches for Galactic Center Pulsars

Akshay Suresh, James M. Cordes, Shami Chatterjee +6

The Galactic Center (GC), with its high density of massive stars, is a promising target for radio transient searches. In particular, the discovery and timing of a pulsar orbiting t…

astro-ph.HE2021★ 64 cited

The Breakthrough Listen Search For Intelligent Life Near the Galactic Center I

Vishal Gajjar, Karen I. Perez, Andrew P. V. Siemion +23

A line-of-sight towards the Galactic Center (GC) offers the largest number of potentially habitable systems of any direction in the sky. The Breakthrough Listen program is undertak…

astro-ph.HE2021★ 1 cited

Re-Analysis of Breakthrough Listen Observations of FRB 121102: Polarization Properties of Eight New Spectrally Narrow Bursts

Jakob T. Faber, Vishal Gajjar, Andrew P. V. Siemion +15

We report polarization properties for eight narrowband bursts from FRB 121102 that have been re-detected in a high-frequency (4-8 GHz) Breakthrough Listen observation with the Gree…