The visibility of Lyman Alpha Emitters: constraining reionization
... This work is quite close in spirit to the calculations presented in Dayal et al. (2011) wherein the authors used (a) cosmological hydrodynamic simulations run with GADGET-2 to obtain the physical properties of z ≃ 5.7 galaxies, (b) a dust model that took into account the entire star formation histor ...
... This work is quite close in spirit to the calculations presented in Dayal et al. (2011) wherein the authors used (a) cosmological hydrodynamic simulations run with GADGET-2 to obtain the physical properties of z ≃ 5.7 galaxies, (b) a dust model that took into account the entire star formation histor ...
school of physics and astronomy module catalogue 2015-2016
... The tables on the following pages summarise the compulsory and optional modules offered by the School of Physics and Astronomy on each of their single-honours and joint-honours degree schemes. Further details of modules which can be taken outside the School will be available at registration or can b ...
... The tables on the following pages summarise the compulsory and optional modules offered by the School of Physics and Astronomy on each of their single-honours and joint-honours degree schemes. Further details of modules which can be taken outside the School will be available at registration or can b ...
school of physics and astronomy module catalogue 2015-2016
... The tables on the following pages summarise the compulsory and optional modules offered by the School of Physics and Astronomy on each of their single-honours and joint-honours degree schemes. Further details of modules which can be taken outside the School will be available at registration or can b ...
... The tables on the following pages summarise the compulsory and optional modules offered by the School of Physics and Astronomy on each of their single-honours and joint-honours degree schemes. Further details of modules which can be taken outside the School will be available at registration or can b ...
MS Word format - Armagh Observatory
... DPSM The moon, craters and meteorites DPSM – How big is the moon? Scale Models : Playdoh : Playdoh Earth and Moon ...
... DPSM The moon, craters and meteorites DPSM – How big is the moon? Scale Models : Playdoh : Playdoh Earth and Moon ...
The Day We Found the Universe
... spiraling nebulae were nothing less than separate galaxies. At the same time, a few hundred miles south at Mount Wilson, near Los Angeles, Harlow Shapley resized the Milky Way, measuring it as far larger than previously thought and shoving our Sun o to the side, away from the galaxy's hub. As Shaple ...
... spiraling nebulae were nothing less than separate galaxies. At the same time, a few hundred miles south at Mount Wilson, near Los Angeles, Harlow Shapley resized the Milky Way, measuring it as far larger than previously thought and shoving our Sun o to the side, away from the galaxy's hub. As Shaple ...
LACEwING: A New Moving Group Analysis Code
... ò Cha to η Cha, suggesting a common or at least related origin. The groups have ages between ∼5 Myr old (ò Cha) and 600–800 Myr old (Hyades). The fundamental assumption about these NYMGs and open clusters is that they are the products of single bursts of star formation. This means that every constit ...
... ò Cha to η Cha, suggesting a common or at least related origin. The groups have ages between ∼5 Myr old (ò Cha) and 600–800 Myr old (Hyades). The fundamental assumption about these NYMGs and open clusters is that they are the products of single bursts of star formation. This means that every constit ...
Astronomy 201 Cosmology
... nothing can remain at rest. Spacetime is dragged around the hole •Andris Skuja, May 9, 2006 -- Physics 270 ...
... nothing can remain at rest. Spacetime is dragged around the hole •Andris Skuja, May 9, 2006 -- Physics 270 ...
The evolution of low-metallicity massive stars - Argelander
... hydrogen and helium – in other words, low-metallicity environments – is responsible for some of the most intriguing and energetic cosmic phenomena, including supernovae, gamma-ray bursts and gravitational waves. This thesis aims to investigate the life and death of metal-poor massive stars, using th ...
... hydrogen and helium – in other words, low-metallicity environments – is responsible for some of the most intriguing and energetic cosmic phenomena, including supernovae, gamma-ray bursts and gravitational waves. This thesis aims to investigate the life and death of metal-poor massive stars, using th ...
Stars, Galaxies, and Beyond
... I have prepared this summary to assist in learning some of the materials relevant to the courses named. These 300–level (junior) college courses have provided a satisfying opportunity to take a more detailed but still manageable look at astronomy and astrophysics applying to space well beyond the so ...
... I have prepared this summary to assist in learning some of the materials relevant to the courses named. These 300–level (junior) college courses have provided a satisfying opportunity to take a more detailed but still manageable look at astronomy and astrophysics applying to space well beyond the so ...
Geometric Reference Systems in Geodesy
... These notes are the result of combining two graduate courses, Geometric Geodesy and Geodetic Astronomy, taught for many years at Ohio State University to students pursuing the Master of Science degree in Geodesy. Over the last decade parts of these two courses have become irrelevant, anachronistic, ...
... These notes are the result of combining two graduate courses, Geometric Geodesy and Geodetic Astronomy, taught for many years at Ohio State University to students pursuing the Master of Science degree in Geodesy. Over the last decade parts of these two courses have become irrelevant, anachronistic, ...
Abd al-Rahman al-Sufi and his book of the fixed stars: a journey of
... al-Thamāniyah wa-al-Ārba'een. My main objective for this thesis was first directed at translating the main sections of this book. The other objective was to try and point out the importance of this author and this book in the history of astronomy. I found that al-Ṣūfī’s ...
... al-Thamāniyah wa-al-Ārba'een. My main objective for this thesis was first directed at translating the main sections of this book. The other objective was to try and point out the importance of this author and this book in the history of astronomy. I found that al-Ṣūfī’s ...
Cool Stars in the Galaxy — A ROSAT and ASCA View.
... This thesis deals mainly with emission from stellar sources, however an understanding of the solar corona is useful when considering the stellar equivalents. Figure 1.1 shows a soft X-ray image of the solar corona obtained using the Japanese Yohkoh satellite. The bright regions are active (emit in t ...
... This thesis deals mainly with emission from stellar sources, however an understanding of the solar corona is useful when considering the stellar equivalents. Figure 1.1 shows a soft X-ray image of the solar corona obtained using the Japanese Yohkoh satellite. The bright regions are active (emit in t ...
Strongly suggested reading: The Milky Way`s stellar disk
... and reconstructing its formation history’ remains of central interest to astrophysics, the specific questions that should be asked of the data have evolved since the original Gaia mission science case was laid out, through advances in our understanding of galaxy formation in the cosmological framewo ...
... and reconstructing its formation history’ remains of central interest to astrophysics, the specific questions that should be asked of the data have evolved since the original Gaia mission science case was laid out, through advances in our understanding of galaxy formation in the cosmological framewo ...
Chandra News March 2005 Published by the Chandra X-ray Center (CXC)
... reflect the orbital motion of this cone and the plasma flow along the cone modulated by the phase-dependent orientation of the cone to the line of sight (Henley, Stevens & Pittard 2003). Figure 4 shows some of the variation seen. We highlight a few of the important results from these observations be ...
... reflect the orbital motion of this cone and the plasma flow along the cone modulated by the phase-dependent orientation of the cone to the line of sight (Henley, Stevens & Pittard 2003). Figure 4 shows some of the variation seen. We highlight a few of the important results from these observations be ...
Here - NASA/IPAC Extragalactic Database
... They are powered by one, a few, or a cluster of massive stars (depending on the resolution at which one is working). The effective temperatures T? of the ionizing stars lie in the range 35 000 – 50 000 K. The nebular geometries result from the structure of the parent molecular cloud. Stellar winds, ...
... They are powered by one, a few, or a cluster of massive stars (depending on the resolution at which one is working). The effective temperatures T? of the ionizing stars lie in the range 35 000 – 50 000 K. The nebular geometries result from the structure of the parent molecular cloud. Stellar winds, ...
Communications in Asteroseismology
... When first hearing about the Vienna Workshop on the Future of Asteroseismology, many of you will have asked yourself the same questions: Why discuss the future now, when only the first results from space asteroseismology are available? Isn’t it odd to celebrate the 65th birthday of a renowned asterose ...
... When first hearing about the Vienna Workshop on the Future of Asteroseismology, many of you will have asked yourself the same questions: Why discuss the future now, when only the first results from space asteroseismology are available? Isn’t it odd to celebrate the 65th birthday of a renowned asterose ...
Courses • Philosophy and Religion Studies / Physics
... PHYS 1315 (PHYS 1410). Introduction to the World of Physics. 3 hours. (3;3) Basic principles and concepts of physics for the liberal arts major necessary to the understanding of our increasingly technological environment and the science on which it is based; current ideas concerning the micro world ...
... PHYS 1315 (PHYS 1410). Introduction to the World of Physics. 3 hours. (3;3) Basic principles and concepts of physics for the liberal arts major necessary to the understanding of our increasingly technological environment and the science on which it is based; current ideas concerning the micro world ...
Chemical composition of B-type supergiants in the OB8, OB10
... although the He II lines are not present in the observed spectrum. Good agreement is found with the spectrum of HD 38771 (B0.5Ia) and this is again illustrated in Fig. 2. The spectrum of HD 38771 may show a very weak He II line at 4686 Å but numerical simulations indicate that this would not have b ...
... although the He II lines are not present in the observed spectrum. Good agreement is found with the spectrum of HD 38771 (B0.5Ia) and this is again illustrated in Fig. 2. The spectrum of HD 38771 may show a very weak He II line at 4686 Å but numerical simulations indicate that this would not have b ...
Brochure - Institut für Raumfahrtsysteme
... Stuttgart. The instrument provides information about dust density distributions, particle charges, sizes and speeds. Dust grain elemental compositions are measured by the integrated time-of-flight spectrometer. Dust detection techniques and sensors are tested and calibrated at the Dust Accelerator Fa ...
... Stuttgart. The instrument provides information about dust density distributions, particle charges, sizes and speeds. Dust grain elemental compositions are measured by the integrated time-of-flight spectrometer. Dust detection techniques and sensors are tested and calibrated at the Dust Accelerator Fa ...