activity
19962026
most citedA short gamma-ray burst apparently asssociated with an elliptical galaxy at redshift z=0.225

602 citations · 11.8k across the 213 of their papers we have counts for

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Showing 2004Show all

8 papers · 1 filter

astro-ph2004

Heating a Distant Galaxy Cluster by Giant X-ray Cavities and Large-Scale Shock Fronts

B. R. McNamara, P. E. J. Nulsen, M. W. Wise +4

We report the discovery of a pair of giant cavities, each nearly 200 kpc in diameter, embedded in the gaseous halo of the redshift z=0.216 galaxy cluster MS0735.6+7421. The cavitie…

astro-ph2004★ 50 cited

Unveiling the composition of radio plasma bubbles in galaxy clusters with the Sunyaev-Zel'dovich effect

Christoph Pfrommer, Torsten A. Ensslin, Craig L. Sarazin

The Chandra X-ray Observatory is finding a large number of cavities in the X-ray emitting intra-cluster medium which often coincide with the lobes of the central radio galaxy. We p…

astro-ph2004★ 56 cited

Chandra Observations of Diffuse Gas and Luminous X-ray Sources Around the X-ray Bright Elliptical NGC 1600

Gregory R. Sivakoff, Craig L. Sarazin, Jeffrey L. Carlin

(Abridged) We observed the X-ray bright E3 galaxy NGC 1600 and nearby group members with the Chandra X-ray Observatory ACIS S3. Unresolved emission dominates the observation; howev…

astro-ph2004★ 127 cited

The Complex Cooling Core of Abell 2029: Radio and X-ray Interactions

Tracy E. Clarke, Elizabeth L. Blanton, Craig L. Sarazin

We present an analysis of Chandra observations of the central regions of the cooling flow cluster Abell 2029. We find a number of X-ray filaments in the central 40 kpc, some of whi…

astro-ph2004★ 34 cited

XMM-Newton Observations of A133: A Weak Shock Passing through the Cool Core

Yutaka Fujita, Craig L. Sarazin, Thomas H. Reiprich +5

We use XMM-Newton observations of the cluster of galaxies A133 to study the X-ray spectrum of the intracluster medium (ICM). We find a cold front to the southeast of the cluster co…

astro-ph2004

Outstanding Questions about Mergers in Clusters of Galaxies

Craig L. Sarazin

At the request of the organizers of the Santa Fe meeting on X-Ray and Radio Connections, I list some important questions and lines of inquiry for the future study of the X-ray and…