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Author: Loránt Sjouwerman
Publisher: Cambridge University Press
ISBN: 9781107044616
Category : Science
Languages : en
Pages : 0
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Book Description
IAU Symposium 303 highlights the latest Galactic Center research by scientists from around the world. Topics vary from theory through observations, from stars and stellar orbits through nearby black holes and explosive events, to the building blocks and transport of energy in galaxies similar to our own Milky Way. Highlights presented include: high-resolution, multi-wavelength large-scale surveys of molecular gas in the central molecular and dust zones of our Galaxy; studies of stellar populations and stellar orbits around the supermassive black hole Sgr A*; presentations of theoretical models to explain the dusty S-cluster object (DSO) G2, as well as the general accretion and jet formation in the vicinity of Sgr A*; and discussions of large-scale gamma-ray emission in the context of energetic activity and magnetic fields in the Galactic Center. The volume concludes by looking ahead to future observing opportunities across the electromagnetic spectrum at very high resolution.
Author: Loránt Sjouwerman
Publisher: Cambridge University Press
ISBN: 9781107044616
Category : Science
Languages : en
Pages : 0
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Book Description
IAU Symposium 303 highlights the latest Galactic Center research by scientists from around the world. Topics vary from theory through observations, from stars and stellar orbits through nearby black holes and explosive events, to the building blocks and transport of energy in galaxies similar to our own Milky Way. Highlights presented include: high-resolution, multi-wavelength large-scale surveys of molecular gas in the central molecular and dust zones of our Galaxy; studies of stellar populations and stellar orbits around the supermassive black hole Sgr A*; presentations of theoretical models to explain the dusty S-cluster object (DSO) G2, as well as the general accretion and jet formation in the vicinity of Sgr A*; and discussions of large-scale gamma-ray emission in the context of energetic activity and magnetic fields in the Galactic Center. The volume concludes by looking ahead to future observing opportunities across the electromagnetic spectrum at very high resolution.
Author: Roland M. Crocker
Publisher: Cambridge University Press
ISBN: 9781107169890
Category : Science
Languages : en
Pages : 0
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Book Description
The Galactic Centre represents a unique and extreme environment in the Galaxy. It hosts the Milky Way's supermassive black hole, its most concentrated dense gas reservoir and its most extreme star-formation environment. The Galactic Centre is therefore our nearest analogue to both an active galactic nucleus (AGN) and a starburst system. IAU Symposium 322 explores the revolution in our understanding of the Galactic Centre, driven by novel instrumentation including NuSTAR, ALMA, EHT and, in the near future, the Cherenkov Telescope Array (CTA). A number of anomalous, non-thermal signals have recently been discovered emanating from the Inner Galaxy. This volume addresses the question: are these signatures of dark matter or other new physics, or symptoms of the region's unusual astrophysics? Graduate students and researchers at the interface between astrophysics and particle physics have much to learn from studying this unique region.
Author: International Astronomical Union. Symposium
Publisher:
ISBN:
Category : Black holes (Astronomy)
Languages : en
Pages : 470
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Book Description
Author: Yoshiaki Sofue
Publisher: Springer
ISBN: 9780792350606
Category : Science
Languages : en
Pages : 522
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Book Description
Advanced technologies in astronomy at various wavelengths have provided us with high-resolution and high-quality data of the central regions of nearby galaxies and of the Milky Way Galaxy. These data, both for the Galaxy and extragalactic centers, are now quite suitable for detailed comparative study. This IAU symposium was aimed at understanding the general characteristics of dynamics, ISM physics and magnetic fields, activities including inflow and outflow, as well as starburst, in the `galactic centers'. Special attention was also given to several cases for massive black holes in galaxies and the Galaxy, and to understanding the physics of nuclei associated with black holes.
Author: Thaisa Storchi Bergmann
Publisher: Cambridge University Press
ISBN: 9781108490689
Category : Science
Languages : en
Pages : 400
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Book Description
The goal of IAU Symposium 359 on 'Galaxy Evolution and Feedback across Different Environments' (GALFEED) was to bring together the active galactic nuclei (AGN) and galaxy evolution scientific communities. The AGN phase occurs in most galaxies and critically influences their evolution, so it is important to study the two processes together and for researchers, in both topics, to learn from one another. They ask key questions such as: How do galaxies acquire their gas and how efficiently is it transformed into stars? How is the supermassive black hole in a galaxy center fuelled to become an AGN? What is the main physical mechanism that quenches star formation? How powerful are the stellar and AGN feedback processes in regulating galaxy evolution? And what is the role of the environment on galaxy evolution and AGN triggering? Astronomers engage in these discussions spanning from early galaxies to the present day.
Author: Heino Falcke
Publisher:
ISBN:
Category : Astronomy
Languages : en
Pages : 664
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Book Description
Author: Francesca Matteucci
Publisher: Springer Science & Business Media
ISBN: 9401009384
Category : Science
Languages : en
Pages : 605
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Book Description
This review of the most up-to-date observational and theoretical information concerning the chemical evolution of the Milky Way compares the abundances derived from field stars and clusters, giving information on the abundances and dynamics of gas.
Author: Andrew F. Nagy
Publisher: Springer Science & Business Media
ISBN: 0387878254
Category : Science
Languages : en
Pages : 451
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Book Description
Andrew F. Nagy Originally published in the journal Space Science Reviews, Volume 139, Nos 1–4. DOI: 10. 1007/s11214-008-9353-0 © Springer Science+Business Media B. V. 2008 Keywords Aeronomy The term “aeronomy” has been used widely for many decades, but its origin has mostly been lost over the years. It was introduced by Sydney Chapman in a Letter to the Editor, entitled “Some Thoughts on Nomenclature”, in Nature in 1946 (Chapman 1946). In that letter he suggested that aeronomy should replace meteorology, writing that the word “meteor is now irrelevant and misleading”. This proposal was apparently not received with much support so in a short note in Weather in 1953 Chapman (1953)wrote: “If, despite its obvious convenience of brevity in itself and its derivatives, it does not commend itself to aeronomers, I think there is a case for modifying my proposal so that instead of the word being used to signify the study of the atmosphere in general, it should be adopted with the restricted sense of the science of the upper atmosphere, for which there is no convenient short word. ” In a chapter, he wrote in a 1960 book (Chapman 1960), he give his nal and de nitive de nition, by stating that “Aeronomy is the science of the upper region of the atmosphere, where dissociation and ionization are important”. The Workshop on “Comparative Aeronomy” was held at ISSI during the week of June 25–29, 2007.
Author: José Cernicharo
Publisher: Cambridge University Press
ISBN: 9781107019805
Category : Science
Languages : en
Pages : 528
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Book Description
Astrochemistry, the study of molecules and their chemistry in astrophysical objects throughout the Universe, is experiencing a true golden age. Astronomical observations of molecules are crucial in contributing to our understanding of the physical conditions in many different astrophysical environments, from the Solar System and extrasolar planets to stars, interstellar clouds and galaxies. Concurrently, laboratory experiments and theoretical studies can provide basic information about the often exotic chemical processes taking place in the Universe. IAU Symposium 280 contains outstanding reviews on the advances in observational, laboratory, theoretical and modelling studies, carried out by leading scientists worldwide. This volume provides researchers and graduate students with an indispensable account of the current state of astrochemistry, its recent successes and the immense possibilities of this fascinating field for future growth.
Author: Anil Bhardwaj
Publisher: World Scientific
ISBN: 9812838163
Category : Science
Languages : en
Pages : 678
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Book Description
This invaluable volume set of Advances in Geosciences continues the excellent tradition of the Asia-Oceania scientific community in providing the most up-to-date research results on a wide range of geosciences and environmental science. This information will be vital to the understanding the effects of climate change, extreme weathers on the most populated region and fastest moving economies in the world. Besides reviews, these volumes contain original papers from many prestigious research institutions which are doing cutting edge study in atmospheric physics, hydrological science and water resource, ocean science and coastal study, planetary exploration and solar system science, seismology, tsunamis, upper atmospheric physics and space science.
