Search Results - "Lemson, G."

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  1. 1

    The MultiDark Database: Release of the Bolshoi and MultiDark cosmological simulations by Riebe, K., Partl, A. M., Enke, H., Forero-Romero, J., Gottlöber, S., Klypin, A., Lemson, G., Prada, F., Primack, J. R., Steinmetz, M., Turchaninov, V.

    Published in Astronomische Nachrichten (01-08-2013)
    “…We present the online MultiDark Database – a Virtual Observatory‐oriented, relational database for hosting various cos‐mological simulations. The data is…”
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    Observing simulated galaxy clusters with phox: a novel X-ray photon simulator by Biffi, V., Dolag, K., Böhringer, H., Lemson, G.

    “…We present a novel, virtual X-ray observatory designed to obtain synthetic observations from hydro-numerical simulations, named phox. In particular, we provide…”
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    Bursty stellar populations and obscured active galactic nuclei in galaxy bulges by Wild, Vivienne, Kauffmann, Guinevere, Heckman, Tim, Charlot, Stéphane, Lemson, Gerard, Brinchmann, Jarle, Reichard, Tim, Pasquali, Anna

    “…We investigate trends between the recent star formation history and black hole growth in galaxy bulges in the Sloan Digital Sky Survey. The galaxies lie at…”
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    The Millennium Run Observatory: first light by Overzier, R., Lemson, G., Angulo, R. E., Bertin, E., Blaizot, J., Henriques, B. M. B., Marleau, G.-D., White, S. D. M.

    “…Simulations of galaxy evolution aim to capture our current understanding as well as to make predictions for testing by future experiments. Simulations and…”
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    PROTO-GROUPS AT 1.8 < z < 3 IN THE zCOSMOS-DEEP SAMPLE by Diener, C, Lilly, S J, Knobel, C, Zamorani, G, Lemson, G, KAMPCZYK, P, Scoville, N, CAROLED, C M, Contini, T, Kneib, P

    Published in The Astrophysical journal (10-03-2013)
    “…We identify 42 "candidate groups" lying between 1.8 < z < 3.0 from a sample of 3502 galaxies with spectroscopic redshifts in the zCOSMOS-deep redshift survey…”
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    Environmental influences on dark matter haloes and consequences for the galaxies within them by Lemson, Gerard, Kauffmann, Guinevere

    “…We use large N-body simulations of dissipationless gravitational clustering in cold dark matter (CDM) cosmologies to study whether the properties of dark…”
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    Biasing and the distribution of dark matter haloes by Sheth, Ravi K., Lemson, Gerard

    “…In hierarchical models of gravitational clustering, virialized haloes are biased tracers of the matter distribution. As discussed by Mo & White, this bias is…”
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    Non-linear stochastic galaxy biasing in cosmological simulations by Somerville, Rachel S., Lemson, Gerard, Sigad, Yair, Dekel, Avishai, Kauffmann, Guinevere, White, Simon D. M.

    “…We study the biasing relation between dark matter haloes or galaxies and the underlying mass distribution, using cosmological N-body simulations in which…”
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    Simulating the formation of the local galaxy population by Mathis, H., Lemson, G., Springel, V., Kauffmann, G., White, S. D. M., Eldar, A., Dekel, A.

    “…We simulate the formation and evolution of the local galaxy population, starting from initial conditions with a smoothed linear density field which matches…”
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    Dynamical effects of the cosmological constant: the evolution of aspherical structures by LEMSON, G

    “…I investigate the influence of a non-zero cosmological constant on the evolution of anisotropy in overdensities that grow by gravitational collapse. The claim…”
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    The eagle simulations of galaxy formation: Public release of halo and galaxy catalogues by McAlpine, S., Helly, J.C., Schaller, M., Trayford, J.W., Qu, Y., Furlong, M., Bower, R.G., Crain, R.A., Schaye, J., Theuns, T., Dalla Vecchia, C., Frenk, C.S., McCarthy, I.G., Jenkins, A., Rosas-Guevara, Y., White, S.D.M., Baes, M., Camps, P., Lemson, G.

    Published in Astronomy and computing (01-04-2016)
    “…We present the public data release of halo and galaxy catalogues extracted from the eagle suite of cosmological hydrodynamical simulations of galaxy formation…”
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  12. 12

    SciServer: A science platform for astronomy and beyond by Taghizadeh-Popp, M., Kim, J.W., Lemson, G., Medvedev, D., Raddick, M.J., Szalay, A.S., Thakar, A.R., Booker, J., Chhetri, C., Dobos, L., Rippin, M.

    Published in Astronomy and computing (01-10-2020)
    “…We present SciServer, a science platform built and supported by the Institute for Data Intensive Engineering and Science at the Johns Hopkins University…”
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    Galaxy formation in the Planck cosmology – II. Star-formation histories and post-processing magnitude reconstruction by Shamshiri, Sorour, Thomas, Peter A., Henriques, Bruno M., Tojeiro, Rita, Lemson, Gerard, Oliver, Seb J., Wilkins, Stephen

    “…We adapt the L-Galaxies semi-analytic model to follow the star formation histories (SFHs) of galaxies – by which we mean a record of the formation time and…”
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  14. 14

    Probabilistic cross-identification of galaxies with realistic clustering by Mallinar, N., Budavári, T., Lemson, G.

    Published in Astronomy and computing (01-07-2017)
    “…Probabilistic cross-identification has been successfully applied to a number of problems in astronomy from matching simple point sources to associating stars…”
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    On the use of the conditional density as a description of galaxy clustering by Lemson, G., Sanders, R. H.

    “…It has been argued that the conditional density is superior to the two-point correlation function in providing a more sample-independent description of galaxy…”
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    Scalable streaming tools for analyzing N-body simulations: Finding halos and investigating excursion sets in one pass by Ivkin, N., Liu, Z., Yang, L.F., Kumar, S.S., Lemson, G., Neyrinck, M., Szalay, A.S., Braverman, V., Budavari, T.

    Published in Astronomy and computing (01-04-2018)
    “…Cosmological N-body simulations play a vital role in studying models for the evolution of the Universe. To compare to observations and make a scientific…”
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  17. 17

    The forest of merger history trees associated with the formation of dark matter haloes by Sheth, Ravi K., Lemson, Gerard

    “…We describe a simple, efficient algorithm that allows one to construct Monte Carlo realizations of merger histories of dark matter haloes. The algorithm is…”
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    Evaluating approximations for halo merging histories by Somerville, Rachel S., Lemson, Gerard, Kolatt, Tsafrir S., Dekel, Avishai

    “…We study the merging history of dark matter haloes in N-body simulations and semi-analytical ‘merger trees’ based on the extended Press-Schechter (EPS)…”
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