Pascal Elahi

Dr

  • The University of Western Australia (M468), 35 Stirling Highway,

    6009 Crawley

    Australia

  • 485 Citations
  • 14 h-Index
20112018
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Research Output 2011 2018

  • 485 Citations
  • 14 h-Index
  • 40 Article
2018

Cosmic CARNage I: on the calibration of galaxy formation models

Knebe, A. , Pearce, F. R. , Gonzalez-Perez, V. , Thomas, P. A. , Benson, A. , Asquith, R. , Blaizot, J. , Bower, R. , Carretero, J. , Castander, F. J. , Cattaneo, A. , Cora, S. A. , Croton, D. J. , Cui, W. , Cunnama, D. , Devriendt, J. E. , Elahi, P. J. , Font, A. , Fontanot, F. , Gargiulo, I. D. & 14 others Helly, J., Henriques, B., Lee, J., Mamon, G. A., Onions, J., Padilla, N. D., Power, C., Pujol, A., Ruiz, A. N., Srisawat, C., Stevens, A. R. H., Tollet, E., Vega-Martínez, C. A. & Yi, S. K. 11 Apr 2018 In : Monthly Notices of the Royal Astronomical Society. 475, 3, p. 2936-2954 19 p.

Research output: Contribution to journalArticle

Open Access
File
galactic evolution
calibration
halos
stellar mass
dark matter
1 Citations

Galaxy formation efficiency and the multiverse explanation of the cosmological constant with EAGLE simulations

Barnes, L. A., Elahi, P. J., Salcido, J., Bower, R. G., Lewis, G. F., Theuns, T., Schaller, M., Crain, R. A. & Schaye, J. 1 Jul 2018 In : Monthly Notices of the Royal Astronomical Society. 477, 3, p. 3727-3743 17 p.

Research output: Contribution to journalArticle

galactic evolution
universe
simulation
star formation rate
star formation
1 Citations

SURFS: Riding the waves with Synthetic UniveRses For Surveys

Elahi, P. J., Welker, C., Power, C., Lagos, C. D. P., Robotham, A., Cañas, R. & Poulton, R. 21 Apr 2018 In : Monthly Notices of the Royal Astronomical Society. 475, 4, p. 5338-5359 22 p.

Research output: Contribution to journalArticle

Open Access
File
halos
universe
cosmology
merger
simulation

The impact of dark energy on galaxy formation. What does the future of our Universe hold?

Salcido, J., Bower, R. G., Barnes, L. A., Lewis, G. F., Elahi, P. J., Theuns, T., Schaller, M., Crain, R. A. & Schaye, J. 1 Jul 2018 In : Monthly Notices of the Royal Astronomical Society. 477, 3, p. 3744-3759 16 p.

Research output: Contribution to journalArticle

galactic evolution
dark energy
star formation rate
universe
star formation
Open Access
File
halos
estimates
line of sight
galaxies
dark matter
2017

2MTF-VI. Measuring the velocity power spectrum

Howlett, C., Staveley-Smith, L., Elahi, P. J., Hong, T., Jarrett, T. H., Jones, D. H., Koribalski, B. S., Macri, L. M., Masters, K. L. & Springob, C. M. Nov 2017 In : Monthly Notices of the Royal Astronomical Society. 471, 3, p. 3135-3151 17 p.

Research output: Contribution to journalArticle

Open Access
File

Cosmic voids in evolving dark sector cosmologies: the low-redshift universe

Adermann, E., Elahi, P. J., Lewis, G. F. & Power, C. Jul 2017 In : Monthly Notices of the Royal Astronomical Society. 468, 3, p. 3381-3394 14 p.

Research output: Contribution to journalArticle

Open Access
File

Dark matter annihilation feedback in cosmological simulations - I: Code convergence and idealized haloes

Iwanus, N., Elahi, P. J. & Lewis, G. F. Nov 2017 In : Monthly Notices of the Royal Astronomical Society. 472, 1, p. 1214-1225 12 p.

Research output: Contribution to journalArticle

Open Access
File

Heating of galactic gas by dark matter annihilation in ultracompact minihalos

Clark, H. A., Iwanus, N., Elahi, P. J., Lewis, G. F. & Scott, P. May 2017 In : Journal of Cosmology and Astroparticle Physics. 2017, 5, 14 p., 048

Research output: Contribution to journalArticle

1 Citations

Large-scale structure topology in non-standard cosmologies: Impact of dark sector physics

Watts, A. L., Elahi, P. J., Lewis, G. F. & Power, C. 11 Jun 2017 In : Monthly Notices of the Royal Astronomical Society. 468, 1, p. 59-68 10 p.

Research output: Contribution to journalArticle

topology
sectors
physics
dark matter
curves

nIFTy cosmology: the clustering consistency of galaxy formation models

Pujol, A. , Skibba, R. A. , Gaztanaga, E. , Benson, A. , Blaizot, J. , Bower, R. , Carretero, J. , Castander, F. J. , Cattaneo, A. , Cora, S. A. , Croton, D. J. , Cui, W. , Cunnama, D. , De Lucia, G. , Devriendt, J. E. , Elahi, P. J. , Font, A. , Fontanot, F. , Garcia-Bellido, J. , Gargiulo, I. D. & 18 others Gonzalez-Perez, V., Helly, J., Henriques, B. M. B., Hirschmann, M., Knebe, A., Lee, J., Mamon, G. A., Monaco, P., Onions, J., Padilla, N. D., Pearce, F. R., Power, C., Somerville, R. S., Srisawat, C., Thomas, P. A., Tollet, E., Vega-Martinez, C. A. & Yi, S. K. Jul 2017 In : Monthly Notices of the Royal Astronomical Society. 469, 1, p. 749-762 14 p.

Research output: Contribution to journalArticle

Open Access
File
2 Citations

nIFTy galaxy cluster simulations - V. Investigation of the cluster infall region

Arthur, J. , Pearce, F. R. , Gray, M. E. , Elahi, P. J. , Knebe, A. , Beck, A. M. , Cui, W. , Cunnama, D. , Davé, R. , February, S. , Huang, S. , Katz, N. , Kay, S. T. , McCarthy, I. G. , Murante, G. , Perret, V. , Power, C. , Puchwein, E. , Saro, A. , Sembolini, F. & 2 others Teyssier, R. & Yepes, G. 11 Jan 2017 In : Monthly Notices of the Royal Astronomical Society. 464, 2, p. 2027-2038

Research output: Contribution to journalArticle

Open Access
File
halos
galaxies
simulation
dark matter
physics
13 Citations

THE SAMI GALAXY SURVEY: REVISITING GALAXY CLASSIFICATION THROUGH HIGH-ORDER STELLAR KINEMATICS

Van De Sande, J. , Bland-Hawthorn, J. , Fogarty, L. M. R. , Cortese, L. , D'Eugenio, F. , Croom, S. M. , Scott, N. , Allen, J. T. , Brough, S. , Bryant, J. J. , Cecil, G. , Colless, M. , Couch, W. J. , Davies, R. , Elahi, P. J. , Foster, C. , Goldstein, G. , Goodwin, M. , Groves, B. , Ho, I. T. & 19 others Jeong, H., Jones, D. H., Konstantopoulos, I. S., Lawrence, J. S., Leslie, S. K., López-Sánchez, Á. R., McDermid, R. M., McElroy, R., Medling, A. M., Oh, S., Owers, M. S., Richards, S. N., Schaefer, A. L., Sharp, R., Sweet, S. M., Taranu, D., Tonini, C., Walcher, C. J. & Yi, S. K. 20 Jan 2017 In : Astrophysical Journal. 835, 1, 104

Research output: Contribution to journalArticle

Open Access
File
kinematics
galaxies
merger
simulation
skewness
2016
1 Citations

Major substructure in the M31 outer halo: Distances and metallicities along the giant stellar stream

Conn, A., McMonigal, B., Bate, N. F., Lewis, G. F., Ibata, R. A., Martin, N. F., McConnachie, A. W., Ferguson, A. M. N., Irwin, M. J., Elahi, P. J., Venn, K. A. & Mackey, A. D. 8 Mar 2016 In : Monthly Notices of the Royal Astronomical Society. 458, 3, p. 3282-3298 17 p.

Research output: Contribution to journalArticle

substructures
metallicity
halos
spheroids
estimates
1 Citations

Matter in the Beam: Weak Lensing, Substructures, and the Temperature of Dark Matter

Mahdi, H. S., Elahi, P. J., Lewis, G. F. & Power, C. 1 Aug 2016 In : The Astrophysical Journal. 826, 2, p. 212

Research output: Contribution to journalArticle

Open Access
File
substructures
dark matter
temperature
halos
shear
19 Citations

nIFTy galaxy cluster simulations - I. Dark matter and non-radiative models

Sembolini, F. , Yepes, G. , Pearce, F. R. , Knebe, A. , Kay, S. T. , Power, C. , Cui, W. , Beck, A. M. , Borgani, S. , Vecchia, C. D. , Davé, R. , Elahi, P. , February, S. , Huang, S. , Hobbs, A. , Katz, N. , Lau, E. , Mccarthy, I. G. , Murante, G. , Nagai, D. & 9 others Nelson, K., Newton, R., Perret, V., Puchwein, E., Read, J. I., Saro, A., Schaye, J., Teyssier, R. & Thacker, R. J. 1 Apr 2016 In : Monthly Notices of the Royal Astronomical Society. 457, 4, p. 4063-4080

Research output: Contribution to journalArticle

Open Access
File
dark matter
galaxies
hydrodynamics
entropy
simulation
10 Citations

nIFTy galaxy cluster simulations - II. Radiative models

Sembolini, F. , Elahi, P. , Pearce, F. R. , Power, C. , Knebe, A. , Kay, S. T. , Cui, W. , Yepes, G. , Beck, A. M. , Borgani, S. , Cunnama, D. , Davé, R. , February, S. , Huang, S. , Katz, N. , Mccarthy, I. G. , Murante, G. , Newton, R. D. A. , Perret, V. , Puchwein, E. & 3 others Saro, A., Schaye, J. & Teyssier, R. Jul 2016 In : Monthly Notices of the Royal Astronomical Society. 459, 3, p. 2973-2991

Research output: Contribution to journalArticle

Open Access
File
active galactic nuclei
galaxies
hydrodynamics
entropy
physics
11 Citations

nIFTY galaxy cluster simulations - III. The similarity and diversity of galaxies and subhaloes

Elahi, P. J., Knebe, A., Pearce, F. R., Power, C., Yepes, G., Cui, W., Cunnama, D., Kay, S. T., Sembolini, F., Beck, A. M., Davé, R., February, S., Huang, S., Katz, N., Mccarthy, I. G., Murante, G., Perret, V., Puchwein, E., Saro, A. & Teyssier, R. 1 May 2016 In : Monthly Notices of the Royal Astronomical Society. 458, 1, p. 1096-1116

Research output: Contribution to journalArticle

Open Access
File
galaxies
simulation
physics
hydrodynamics
stellar mass
14 Citations

nIFTy galaxy cluster simulations - IV. Quantifying the influence of baryons on halo properties

Cui, W. , Power, C. , Knebe, A. , Kay, S. T. , Sembolini, F. , Elahi, P. , Yepes, G. , Pearce, F. , Cunnama, D. , Beck, A. M. , Vecchia, C. D. , Davé, R. , February, S. , Huang, S. , Hobbs, A. , Katz, N. , Mccarthy, I. G. , Murante, G. , Perret, V. , Puchwein, E. & 4 others Read, J. I., Saro, A., Teyssier, R. & Thacker, R. J. 2016 In : Monthly Notices of the Royal Astronomical Society. 458, 4, p. 4052-4073

Research output: Contribution to journalArticle

Open Access
File
baryons
halos
physics
galaxies
hydrodynamics
3 Citations

Sussing merger trees: Stability and convergence

Wang, Y., Pearce, F. R., Knebe, A., Schneider, A., Srisawat, C., Tweed, D., Jung, I., Han, J., Helly, J. C., Onions, J., Elahi, P. J., Thomas, P. A., Behroozi, P., Yi, S. K., Rodriguez-Gomez, V., Mao, Y. Y., Jing, Y. & Lin, W. 21 Jun 2016 In : Monthly Notices of the Royal Astronomical Society. 459, 2, p. 1554-1568 15 p.

Research output: Contribution to journalArticle

merger
halos
history
simulation
histories
2015
4 Citations

Hidden from view: Coupled dark sector physics and small scales

Elahi, P., Lewis, G. F., Power, C., Carlesi, E. & Knebe, A. 2015 In : Monthly Notices of the Royal Astronomical Society. 452, 2, p. 1341-1352

Research output: Contribution to journalArticle

dark matter
sectors
physics
halos
dark energy

Major mergers going Notts: challenges for modern halo finders

Behroozi, P., Knebe, A., Pearce, F. R., Elahi, P., Han, J., Lux, H., Mao, Y-Y., Muldrew, S. I., Potter, D. & Srisawat, C. 11 Dec 2015 In : Monthly Notices of the Royal Astronomical Society. 454, 3, p. 3020-3029 10 p.

Research output: Contribution to journalArticle

21 Citations

nIFTy cosmology: Comparison of galaxy formation models

Knebe, A. , Pearce, F. R. , Thomas, P. A. , Benson, A. , Blaizot, J. , Bower, R. , Carretero, J. , Castander, F. J. , Cattaneo, A. , Cora, S. A. , Croton, D. J. , Cui, W. , Cunnama, D. , De Lucia, G. , Devriendt, J. E. , Elahi, P. , Font, A. , Fontanot, F. , Garcia-Bellido, J. , Gargiulo, I. D. & 16 others Gonzalez-Perez, V., Helly, J., Henriques, B., Hirschmann, M., Lee, J., Mamon, G. A., Monaco, P., Onions, J., Padilla, N. D., Power, C., Pujol, A., Skibba, R. A., Somerville, R. S., Srisawat, C., Vega-Martínez, C. A. & Yi, S. K. 21 Aug 2015 In : Monthly Notices of the Royal Astronomical Society. 451, 4, p. 4029-4059

Research output: Contribution to journalArticle

Open Access
File
galactic evolution
cosmology
halos
merger
stellar models
2014
14 Citations

Accretion in action: Phase space coherence of stellar debris and globular clusters in andromeda's south-west cloud

Mackey, A. D., Lewis, G. F., Collins, M. L. M., Bate, N. F., Ibata, R. A., Martin, N. F., Chapman, S., Conn, A. R., Elahi, P., Ferguson, A. M. N., Huxor, A., Irwin, M., McConnachie, A. W., McMonigal, B., Peñarrubia, J. & Veljanoski, J. 2014 In : Monthly Notices of the Royal Astronomical Society: Letters. 445, 1, p. L89-L93

Research output: Contribution to journalArticle

Andromeda
globular clusters
debris
kinematics
accretion
43 Citations

A thousand shadows of andromeda: Rotating planes of satellites in the millennium-II cosmological simulation

Ibata, R. A., Ibata, N. G., Lewis, G. F., Martin, N. F., Conn, A., Elahi, P., Arias, V. & Fernando, N. 20 Mar 2014 In : Astrophysical Journal Letters. 784, 1, 5 p., L6

Research output: Contribution to journalArticle

Andromeda
Andromeda Galaxy
simulation
alignment
dwarf galaxies
7 Citations

Gravitational lensing in WDM cosmologies: The cross-section for giant arcs

Mahdi, H. S., Van Beek, M., Elahi, P., Lewis, G. F., Power, C. & Killedar, M. M. 2014 In : Monthly Notices of the Royal Astronomical Society. 441, 3, p. 1954-1963

Research output: Contribution to journalArticle

Open Access
arcs
cross section
dark matter
cross sections
substructures
11 Citations

Subhaloes gone notts: The clustering properties of subhaloes

Pujol, A., Gaztañaga, E., Giocoli, C., Knebe, A., Pearce, F. R., Skibba, R. A., Ascasibar, Y., Behroozi, P., Elahi, P., Han, J., Lux, H., Muldrew, S. I., Neyrinck, M., Onions, J., Potter, D. & Tweed, D. Mar 2014 In : Monthly Notices of the Royal Astronomical Society. 438, 4, p. 3205-3221 17 p.

Research output: Contribution to journalArticle

high resolution
halos
simulation
substructures
galaxies
6 Citations

Subhaloes gone Notts: Subhaloes as tracers of the dark matter halo shape

Hoffmann, K., Planelles, S., Gaztañaga, E., Knebe, A., Pearce, F. R., Lux, H., Onions, J., Muldrew, S. I., Elahi, P., Behroozi, P., Ascasibar, Y., Han, J., Maciejewski, M., Merchan, M. E., Neyrinck, M., Ruiz, A. N. & Sgro, M. A. 2014 In : Monthly Notices of the Royal Astronomical Society. 442, 2, p. 1197-1210 14 p.

Research output: Contribution to journalArticle

tracers
halos
dark matter
tracer
deviation
10 Citations

Sussing merger trees: The impact of halo merger trees on galaxy properties in a semi-analytic model

Lee, J., Yi, S. K., Elahi, P. J., Thomas, P. A., Pearce, F. R., Behroozi, P., Han, J., Helly, J. C., Jung, I., Knebe, A., Mao, Y. Y., Onions, J., Rodriguez-Gomez, V., Schneider, A., Srisawat, C. & Tweed, D. 29 Sep 2014 In : Monthly Notices of the Royal Astronomical Society. 445, 4, p. 4197-4210 14 p.

Research output: Contribution to journalArticle

merger
halos
galaxies
galactic evolution
histories
17 Citations

SUSSING MERGER TREES: The influence of the halo finder

Avila, S., Knebe, A., Pearce, F. R., Schneider, A., Srisawat, C., Thomas, P. A., Behroozi, P., Elahi, P. J., Han, J., Mao, Y. Y., Onions, J., Rodriguez-Gomez, V. & Tweed, D. 2014 In : Monthly Notices of the Royal Astronomical Society. 441, 4, p. 3488-3501 14 p.

Research output: Contribution to journalArticle

merger
halos
simulation
substructures
catalogs
12 Citations

The life and death of cosmic voids

Sutter, P. M., Elahi, P., Falck, B., Onions, J., Hamaus, N., Knebe, A., Srisawat, C. & Schneider, A. 2014 In : Monthly Notices of the Royal Astronomical Society. 445, 2, p. 1235-1244 10 p.

Research output: Contribution to journalArticle

death
void
voids
merger
dark energy
6 Citations

Warm dark haloes accretion histories and their gravitational signatures

Elahi, P., Mahdi, H. S., Power, C. & Lewis, G. F. 2014 In : Monthly Notices of the Royal Astronomical Society. 444, 2014, p. 2333-2345

Research output: Contribution to journalArticle

2013
16 Citations

Galaxies going MAD: The Galaxy-Finder Comparison Project

Knebe, A., Libeskind, N. I., Pearce, F. R., Behroozi, P., Casado, J., Dolag, K., Dominguez-Tenreiro, R., Elahi, P., Lux, H., Muldrew, S. I. & Onions, J. Jan 2013 In : Monthly Notices of the Royal Astronomical Society. 428, 3, p. 2039-2052 14 p.

Research output: Contribution to journalArticle

halos
galaxies
dark matter
simulation
galactic evolution
16 Citations

Streams going Notts: The tidal debris finder comparison project

Elahi, P. J., Han, J., Lux, H., Ascasibar, Y., Behroozi, P., Knebe, A., Muldrew, S. I., Onions, J. & Pearce, F. R. 1 Aug 2013 In : Monthly Notices of the Royal Astronomical Society. 433, 2, p. 1537-1555 19 p.

Research output: Contribution to journalArticle

substructures
debris
halos
simulation
comparison
75 Citations

Structure finding in cosmological simulations: The state of affairs

Knebe, A. , Pearce, F. R. , Lux, H. , Ascasibar, Y. , Behroozi, P. , Casado, J. , Moran, C. C. , Diemand, J. , Dolag, K. , Dominguez-Tenreiro, R. , Elahi, P. , Falck, B. , Gottlöber, S. , Han, J. , Klypin, A. , Lukić, Z. , Maciejewski, M. , McBride, C. K. , Merchán, M. E. , Muldrew, S. I. & 15 others Neyrinck, M., Onions, J., Planelles, S., Potter, D., Quilis, V., Rasera, Y., Ricker, P. M., Roy, F., Ruiz, A. N., Sgró, M. A., Springel, V., Stadel, J., Sutter, P. M., Tweed, D. & Zemp, M. Oct 2013 In : Monthly Notices of the Royal Astronomical Society. 435, 2, p. 1618-1658 41 p.

Research output: Contribution to journalArticle

halos
simulation
deviation
art
arts
16 Citations

Subhaloes gone Notts: Spin across subhaloes and finders

Onions, J., Ascasibar, Y., Behroozi, P., Casado, J., Elahi, P., Han, J., Knebe, A., Lux, H., Merchán, M. E., Muldrew, S. I., Neyrinck, M., Old, L., Pearce, F. R., Potter, D., Ruiz, A. N., Sgró, M. A., Tweed, D. & Yue, T. 2013 In : Monthly Notices of the Royal Astronomical Society. 429, 3, p. 2739-2747 9 p.

Research output: Contribution to journalArticle

substructures
halos
simulation
Milky Way Galaxy
gravity
33 Citations

Sussing merger trees: The merger trees comparison project

Srisawat, C., Knebe, A., Pearce, F. R., Schneider, A., Thomas, P. A., Behroozi, P., Dolag, K., Elahi, P. J., Han, J., Helly, J. C., Jing, Y., Jung, I., Lee, J., Mao, Y. Y., Onions, J., Rodriguez-Gomez, V., Tweed, D. & Yi, S. K. Nov 2013 In : Monthly Notices of the Royal Astronomical Society. 436, 1, p. 150-162 13 p.

Research output: Contribution to journalArticle

merger
halos
terminology
galactic evolution
format
2012
16 Citations

Exploring galaxy formation models and cosmologies with galaxy clustering

Kang, X., Li, M., Lin, W. P. & Elahi, P. J. May 2012 In : Monthly Notices of the Royal Astronomical Society. 422, 1, p. 804-811 8 p.

Research output: Contribution to journalArticle

galactic evolution
galaxies
cosmology
stellar mass
halos
61 Citations

Subhaloes going Notts: The subhalo-finder comparison project

Onions, J., Knebe, A., Pearce, F. R., Muldrew, S. I., Lux, H., Knollmann, S. R., Ascasibar, Y., Behroozi, P., Elahi, P., Han, J., Maciejewski, M., Merchán, M. E., Neyrinck, M., Ruiz, A. N., Sgró, M. A., Springel, V. & Tweed, D. Jun 2012 In : Monthly Notices of the Royal Astronomical Society. 423, 2, p. 1200-1214 15 p.

Research output: Contribution to journalArticle

substructures
halos
curves
lists
hierarchies
2011
24 Citations

Peaks above the Maxwellian Sea: A new approach to finding substructures in N-body haloes

Elahi, P. J., Thacker, R. J. & Widrow, L. M. Nov 2011 In : Monthly Notices of the Royal Astronomical Society. 418, 1, p. 320-335 16 p.

Research output: Contribution to journalArticle

substructures
halos
velocity distribution
outlier
smoothing