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Derek Perera

14 papers hereh-index 315 citations9 works total

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

author position
  • first author5
  • middle author7

Across the 12 of 14 papers where every author was matched, so the position is known.

fields
  • astro-ph.CO8
  • astro-ph.GA6

identity via Semantic Scholar / OpenAlex

activity
20232026
most citedMicrolensing at Cosmological Distances: Event Rate Predictions in the Warhol Arc of MACS 0416

6 citations · 29 across the 11 of their papers we have counts for

collaborators
Showing 2024Show all

3 papers · 1 filter

astro-ph.GA2024★ 6 cited

Are Models of Strong Gravitational Lensing by Clusters Converging or Diverging?

Derek Perera, John H Miller, Liliya L. R. Williams +4

The increasingly large numbers of multiple images in cluster-scale gravitational lenses have allowed for tighter constraints on the mass distributions of these systems. Most lens m…

astro-ph.GA2024★ 6 cited

BUFFALO Wild Wings: A High Precision Free-Form Lens Model of MACSJ0416 with Constraints on Dark Matter from Substructure and Highly Magnified Arcs

Derek Perera, Liliya L. R. Williams, Jori Liesenborgs +10

We present new free-form and hybrid mass reconstructions of the galaxy cluster lens MACS J0416.1−2403 at z=0.396 using the lens inversion method GRALE. The reconstructions use…

astro-ph.GA2024

Extrapolating the projected potential of gravitational lens models: property-preserving degeneracies

Jori Liesenborgs, Derek Perera, Liliya L. R. Williams

While gravitational lens inversion holds great promise to reveal the structure of the light-deflecting mass distribution, both light and dark, the existence of various kinds of deg…

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