Search Results - "King, Lindsay J."

The impact of baryonic physics and massive neutrinos on weak lensing peak statistics by Fong, Matthew, Choi, Miyoung, Catlett, Victoria, Lee, Brandyn, Peel, Austin, Bowyer, Rachel, King, Lindsay J, McCarthy, Ian G

“…ABSTRACT We study the impact of baryonic processes and massive neutrinos on weak lensing peak statistics that can be used to constrain cosmological parameters…”
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Mock weak lensing analysis of simulated galaxy clusters: bias and scatter in mass and concentration by Bahé, Yannick M., McCarthy, Ian G., King, Lindsay J.

“…We quantify the bias and scatter in galaxy cluster masses M 200 and concentrations c derived from an idealized mock weak gravitational lensing (WL) survey, and…”
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A new look at massive clusters: weak lensing constraints on the triaxial dark matter haloes of A1689, A1835 and A2204 by Corless, Virginia L., King, Lindsay J., Clowe, Douglas

“…Measuring the three-dimensional (3D) distribution of mass on galaxy cluster scales is a crucial test of the Λ cold dark matter (ΛCDM) model, providing…”
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A statistical study of weak lensing by triaxial dark matter haloes: consequences for parameter estimation by Corless, Virginia L., King, Lindsay J.

“…Measuring the distribution of mass on galaxy cluster scales is a crucial test of the cold dark matter (CDM) model, providing constraints on the nature of dark…”
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The distribution of dark and luminous matter in the unique galaxy cluster merger Abell 2146 by King, Lindsay J., Clowe, Douglas I., Coleman, Joseph E., Russell, Helen R., Santana, Rebecca, White, Jacob A., Canning, Rebecca E. A., Deering, Nicole J., Fabian, Andrew C., Lee, Brandyn E., Li, Baojiu, McNamara, Brian R.

“…Abell 2146 (z = 0.232) consists of two galaxy clusters undergoing a major merger. The system was discovered in previous work, where two large shock fronts were…”
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The impact of AGN feedback and baryonic cooling on galaxy clusters as gravitational lenses by Mead, James M. G., King, Lindsay J., Sijacki, Debora, Leonard, Adrienne, Puchwein, Ewald, McCarthy, Ian G.

“…We investigate the impact of active galactic nucleus (AGN) feedback on the gravitational lensing properties of a sample of galaxy clusters with masses in the…”
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The mass-concentration relationship of virialized haloes and its impact on cosmological observables by King, Lindsay J., Mead, James M. G.

“…A generic property of the cuspy simulated virialized haloes in cold dark matter (CDM) cosmogenies is that their concentration is inversely correlated with…”
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The mass distribution of the unusual merging cluster Abell 2146 from strong lensing by Coleman, Joseph E, King, Lindsay J, Oguri, Masamune, Russell, Helen R, Canning, Rebecca EA, Leonard, Adrienne, Santana, Rebecca, White, Jacob A, Baum, Stefi A, Clowe, Douglas I, Edge, Alastair, Fabian, Andrew C, McNamara, Brian R, O'Dea, Christopher P

“…Abell 2146 consists of two galaxy clusters that have recently collided close to the plane of the sky, and it is unique in showing two large shocks on Chandra…”
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Probing the cosmic web: intercluster filament detection using gravitational lensing by Mead, James M. G., King, Lindsay J., McCarthy, Ian G.

“…The problem of detecting dark matter filaments in the cosmic web is considered. Weak lensing is an ideal probe of dark matter, and therefore forms the basis of…”
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New constraints on the complex mass substructure in Abell 1689 from gravitational flexion by Leonard, Adrienne, King, Lindsay J., Goldberg, David M.

“…In a recent publication, the flexion aperture mass statistic was found to provide a robust and effective method by which substructure in galaxy clusters might…”
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Testing metallicity indicators at z ∼ 1.4 with the gravitationally lensed galaxy CASSOWARY 20 by James, Bethan L., Pettini, Max, Christensen, Lise, Auger, Matthew W., Becker, George D., King, Lindsay J., Quider, Anna M., Shapley, Alice E., Steidel, Charles C.

“…We present X-shooter observations of CASSOWARY 20 (CSWA 20), a star-forming (SFR ∼ 6 M yr−1) galaxy at z = 1.433, magnified by a factor of 11.5 by the…”
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Reducing distance errors for standard candles and standard sirens with weak-lensing shear and flexion maps by Hilbert, Stefan, Gair, Jonathan R., King, Lindsay J.

“…Gravitational lensing induces significant errors in the measured distances to high-redshift standard candles and standard sirens such as Type Ia supernovae,…”
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A newly discovered DLA and associated Lyα emission in the spectra of the gravitationally lensed quasar UM 673A,B by Cooke, Ryan, Pettini, Max, Steidel, Charles C., King, Lindsay J., Rudie, Gwen C., Rakic, Olivera

“…The sightline to the brighter member of the gravitationally lensed quasar pair UM 673A,B intersects a damped Lyα system (DLA) at z= 1.62650 which, because of…”
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A new tool to determine masses and mass profiles using gravitational flexion by Leonard, Adrienne, King, Lindsay J.

“…In a recent publication, an aperture mass statistic for gravitational flexion was derived and shown to be effective, at least with simulated data, in detecting…”
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Cosmology with the cluster mass function: mass estimators and shape systematics in large weak lensing surveys by Corless, Virginia L., King, Lindsay J.

“…Accurate measurement of the cluster mass function is a crucial element in efforts to constrain structure formation models, the normalization of the matter…”
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An analytic ray-tracing algorithm for weak lensing by Li, Baojiu, King, Lindsay J., Zhao, Gong-Bo, Zhao, Hongsheng

“…We propose a new ray-tracing algorithm to measure the weak-lensing shear and convergence fields directly from N-body simulations. We calculate the deflection…”
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Detecting mass substructure in galaxy clusters: an aperture mass statistic for gravitational flexion by Leonard, Adrienne, King, Lindsay J., Wilkins, Stephen M.

“…Gravitational flexion has been introduced as a technique by which one can map out and study substructure in clusters of galaxies. Previous analyses involving…”
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An MCMC fitting method for triaxial dark matter haloes by Corless, Virginia L., King, Lindsay J.

“…Measuring the 3D distribution of mass on galaxy cluster scales is a crucial test of the Λ cold dark matter (ΛCDM) model, providing constraints on the behaviour…”
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Probing galactic dark matter in dense environments: on the strong lensing efficiency of galaxies in rich clusters by King, Lindsay J.

“…The recent detection by Limousin et al. of five new strong lensing events dominated by galaxy cluster members in Abell 1689, and outside the critical regime of…”
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Biases, selection effects and image multiplicities in the Jodrell Bank-VLA gravitational lens survey by King, Lindsay J., Browne, Ian W. A.

“…In this paper we discuss the biases and selection effects relevant to the Jodrell Bank-VLA gravitational lens survey (JVAS). We present a method for the…”
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