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researcher

J. Helly

100 papers hereh-index 4315.8k citations118 works total

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

author position
  • first author3
  • middle author71
  • last author15

Across the 89 of 100 papers where every author was matched, so the position is known.

fields
  • astro-ph.GA44
  • astro-ph.CO41
  • astro-ph11
  • astro-ph.IM2
  • cs.DC1
  • gr-qc1

identity via Semantic Scholar / OpenAlex

activity
20022026
most citedSimulating the joint evolution of quasars, galaxies and their large-scale distribution

5.1k citations · 21.2k across the 99 of their papers we have counts for

collaborators
Showing astro-ph.IMShow all

2 papers · 1 filter

astro-ph.IM2025★ 22 cited

SOAP: A Python Package for Calculating the Properties of Galaxies and Halos Formed in Cosmological Simulations

Robert McGibbon, John C. Helly, Joop Schaye +2

Modern large scale cosmological hydrodynamic simulations require robust tools capable of analysing their data outputs in a parallel and efficient manner. We introduce SOAP (Spheric…

astro-ph.IM2023★ 106 cited

SWIFT: A modern highly-parallel gravity and smoothed particle hydrodynamics solver for astrophysical and cosmological applications

Matthieu Schaller, Josh Borrow, Peter W. Draper +24

Numerical simulations have become one of the key tools used by theorists in all the fields of astrophysics and cosmology. The development of modern tools that target the largest ex…

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