Results 71 to 80 of about 2,662,849 (293)

Chemical and Thermal History of the Intracluster Medium

open access: yes, 2004
Clusters of galaxies can be seen as giant astrophysical laboratories enclosing matter in a large enough volume, so that the matter composition can be taken as representing the composition of our Universe.
Boehringer, Hans
core   +1 more source

Gas Stripping of Dwarf Galaxies in Clusters of Galaxies [PDF]

open access: yes, 2000
Many clusters of galaxies contain an appreciable amount of hot gas, the intracluster medium. As a consequence, gas will be stripped from galaxies that move through the inter cluster medium, if the ram pressure exceeds the internal gravitational force. We
Andreas Burkert   +10 more
core   +2 more sources

The Intracluster Medium inz > 1 Galaxy Clusters [PDF]

open access: yesThe Astrophysical Journal, 2001
4 pages in emulateapj style plus 2 color jpegs for Figure 3.
Stanford SA   +6 more
openaire   +4 more sources

The Impact of Radio AGN Bubble Composition on the Dynamics and Thermal Balance of the Intracluster Medium [PDF]

open access: yesAstrophysical Journal, 2018
Feeding and feedback of active galactic nuclei (AGNs) are critical for understanding the dynamics and thermodynamics of the intracluster medium (ICM) within the cores of galaxy clusters.
H. Yang, M. Gaspari, Carl Marlow
semanticscholar   +1 more source

Heating of the intracluster medium

open access: yesThe Astrophysical Journal, 1990
The gravitational interaction of the system of galaxies and the ICM are treated by fluctuation theory. Fluctuation theory seems to be more adequate to describe the gravitational interaction than local theories used up to now, because gravitation is a long-range force.
A. Just   +4 more
openaire   +1 more source

Heating and enriching the intracluster medium [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2012
23 pages, accepted by MNRAS. Some changes in response to referee's comments.
Short, C. J.   +2 more
openaire   +2 more sources

Cosmic-Ray Feedback Heating of the Intracluster Medium [PDF]

open access: yes, 2017
Active galactic nuclei (AGNs) play a central role in solving the decades-old cooling-flow problem. Although there is consensus that AGNs provide the energy to prevent catastrophically large star formation, one major problem remains: How is the AGN energy
M. Ruszkowski, H. Yang, C. Reynolds
semanticscholar   +1 more source

Rescuing the intracluster medium of NGC 5813

open access: yes, 2016
We use recent X-ray observations of the intracluster medium (ICM) of the galaxy group NGC 5813 to confront theoretical studies of ICM thermal evolution with the newly derived ICM properties. We argue that the ICM of the cooling flow galaxy group NGC 5813
Hillel, Shlomi   +2 more
core   +1 more source

Sound waves in the intracluster medium [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2009
We present an analysis of the behaviour of a perturbed radio cocoon. Comparisons with observations of sound waves detected in the Perseus and Virgo clusters suggest the separations of observed ripples correspond to the natural oscillation frequency of the cocoon.
S. S. Shabala, P. Alexander
openaire   +1 more source

Machine Learning‐Driven Classification and Production Capacity Prediction of Tight Sandstone Reservoirs: A Case Study of the Taiyuan Formation, Ordos Basin

open access: yesEnergy Science &Engineering, EarlyView.
On the basis of core and log data, a Bayesian‐Optimized Random Forest model achieved 92.76% accuracy in classifying tight sandstone reservoirs. A gray relational analysis‐derived evaluation index shows > 80% consistency with actual gas zones. ABSTRACT Tight sandstone gas (TSG), an unconventional oil–gas resource, has heterogeneous reservoirs ...
Yin Yuan   +8 more
wiley   +1 more source

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