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researcher

J. Ortberg

3 papers hereh-index 7436 citations21 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • middle author3

Across the 3 of 3 papers where every author was matched, so the position is known.

fields
  • astro-ph.HE2
  • physics.ao-ph1

identity via Semantic Scholar / OpenAlex

activity
20182026
most citedCharacterizing upward lightning with and without a terrestrial gamma-ray flash

35 citations · 35 across the 2 of their papers we have counts for

collaborators

3 papers

astro-ph.HE2026

A Terrestrial Gamma-ray Flash with an Asymmetric Footprint Observed at the Pierre Auger Observatory

The Pierre Auger Collaboration, John Ortberg, David M. Smith +1

The Pierre Auger Observatory, a 3000km2 detector array that sits 1400m above sea level in Argentina, has the ability to map the entire footprint of Terrestrial Gamma-ray Flashes…

astro-ph.HE2025

Characterization of downward Terrestrial Gamma-ray Flashes detected at the Pierre Auger Observatory

Roberta Colalillo, Joseph Dwyer, John Ortberg +1

Downward Terrestrial Gamma-ray Flashes (TGFs) are sub-millisecond bursts of MeV gamma rays produced in thunderclouds. According to the Relativistic Runaway Electron Avalanche model…

physics.ao-ph2018★ 35 cited

Characterizing upward lightning with and without a terrestrial gamma-ray flash

D. M. Smith, G. S. Bowers, M. Kamogawa +5

We compare two observations of gamma-rays before, during, and after lightning flashes initiated by upward leaders from a tower during low-altitude winter thunderstorms on the weste…

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.