Our Universe—Infinite and Eternal: Its Physics
... the nitty gritty of a topic might find a first reading difficult. However, the first reading should give the reader the essentials of the needed background so that a second reading should proceed more easily and give a fuller understanding of what is being presented. The only topic so far in this part of ...
... the nitty gritty of a topic might find a first reading difficult. However, the first reading should give the reader the essentials of the needed background so that a second reading should proceed more easily and give a fuller understanding of what is being presented. The only topic so far in this part of ...
sBzKs
... bright magnitudes and flattening out towards faint magnitude. The pBzKs number counts have a similar shape, but the break in the count slope is shifted to 1-1.5 magnitude fainter. Both EROs and pBzKs have fairly narrow redshift distribution: peaked at z ～1 (EROs) and at z～1.7 (pBzKs). The number cou ...
... bright magnitudes and flattening out towards faint magnitude. The pBzKs number counts have a similar shape, but the break in the count slope is shifted to 1-1.5 magnitude fainter. Both EROs and pBzKs have fairly narrow redshift distribution: peaked at z ～1 (EROs) and at z～1.7 (pBzKs). The number cou ...
swire
... • Evolution of star-forming and passively evolving galaxies with time in the context of structure formation models ...
... • Evolution of star-forming and passively evolving galaxies with time in the context of structure formation models ...
Galaxy Evolution in the SDSS Low
... http://www-sdss.fnal.gov/targetlink/southernEqSurvey/ See Ivan Baldry’s page and catalogs at http://mrhanky.pha.jhu.edu/~baldry/sdss-southern/ Will be further documented in DR4 paper and web site ...
... http://www-sdss.fnal.gov/targetlink/southernEqSurvey/ See Ivan Baldry’s page and catalogs at http://mrhanky.pha.jhu.edu/~baldry/sdss-southern/ Will be further documented in DR4 paper and web site ...
Astronomy, Computation, Statistics, Data Mining and Philosophy
... memory. The mind copies and abstracts impressions into “ideas,” which the mind then compounds to form more complex ideas, and associates (by similarity of content, nearness or “contiguity” in time, etc.) to make inferences about as yet unobserved sequences of impressions. The intelligibility of lang ...
... memory. The mind copies and abstracts impressions into “ideas,” which the mind then compounds to form more complex ideas, and associates (by similarity of content, nearness or “contiguity” in time, etc.) to make inferences about as yet unobserved sequences of impressions. The intelligibility of lang ...
Dust and Molecules in Early Galaxies
... 2. If the metallicity of the cloud is low (Z ~ 0.01 Zsun), dust extinction is expected to be so weak that 17 and 28mm lines are detectable by SPICA for objects at z < 5. Small very high-z population III objects will be detected by ALMA. 3. By this method, we can trace back the dynamical evolution of ...
... 2. If the metallicity of the cloud is low (Z ~ 0.01 Zsun), dust extinction is expected to be so weak that 17 and 28mm lines are detectable by SPICA for objects at z < 5. Small very high-z population III objects will be detected by ALMA. 3. By this method, we can trace back the dynamical evolution of ...
A minimum column density of 1gcm(
... Lower-metallicity galaxies (0.25 solar metallicity) with comparable background temperatures require column densities that are about a factor of 3 smaller, whereas galaxies at z < 6 with 0.25 solar metallicity but high cosmic microwave background temperatures require higher column densities by a simi ...
... Lower-metallicity galaxies (0.25 solar metallicity) with comparable background temperatures require column densities that are about a factor of 3 smaller, whereas galaxies at z < 6 with 0.25 solar metallicity but high cosmic microwave background temperatures require higher column densities by a simi ...
The Dark Matter Problem
... ”’You do not know the Power of the Dark Side. Join me, and together we can use dark matter to make galaxy rotation curves flat.’ I often hear this sort of paternalistic line from well intentioned senior astronomers. My response is the same as Luke's, with analogous consequences for my career.” ...
... ”’You do not know the Power of the Dark Side. Join me, and together we can use dark matter to make galaxy rotation curves flat.’ I often hear this sort of paternalistic line from well intentioned senior astronomers. My response is the same as Luke's, with analogous consequences for my career.” ...
Recent Developments in Cosmology
... Density Perturbations from Quantum Mechanics: Classically, the scalar field rolls down its potential at the same speed everywhere in the Universe: = (t). According to Quantum Mechanics, the amplitude (or rolling speed) of the field fluctuates: it differs from place to place by a small amount, = ...
... Density Perturbations from Quantum Mechanics: Classically, the scalar field rolls down its potential at the same speed everywhere in the Universe: = (t). According to Quantum Mechanics, the amplitude (or rolling speed) of the field fluctuates: it differs from place to place by a small amount, = ...
File - Science with Ms. Tantri
... The index of refraction of the atmosphere increases moving from the outermost layer to the ground ◦ Light travelling at a large angle to the layers of the atmosphere causes greater refraction than when the sun is directly overhead ◦ Refraction causes the sun to appear flattened when it is close to t ...
... The index of refraction of the atmosphere increases moving from the outermost layer to the ground ◦ Light travelling at a large angle to the layers of the atmosphere causes greater refraction than when the sun is directly overhead ◦ Refraction causes the sun to appear flattened when it is close to t ...
Finding What`s Up There Part1
... knows how to locate Polaris, the North Star, by following an imaginary line passing by beta Ursa Majoris (Merak) and alpha Ursa Majoris (Dubhe). Extending this line five times the distance between Merak and Dubhe (called for this reason the Pointers) we find Polaris. It is possible to hop in this wa ...
... knows how to locate Polaris, the North Star, by following an imaginary line passing by beta Ursa Majoris (Merak) and alpha Ursa Majoris (Dubhe). Extending this line five times the distance between Merak and Dubhe (called for this reason the Pointers) we find Polaris. It is possible to hop in this wa ...
G020512-00 - DCC
... The effects of GW are very tiny and very difficult to measure. They must be distinguished from background noise sources, which is not an easy task! ...
... The effects of GW are very tiny and very difficult to measure. They must be distinguished from background noise sources, which is not an easy task! ...
numerical exercises
... Problem. The distance modulus of the Large Magellanic Cloud (LMC) is 18.43, and its estimated mass is 2 1010 M. It orbits the Galaxy in the Magellanic Stream. What is its time scale for dynamical capture by the Milky Way for C = 23? Solution. The distance to the LMC, its “orbital radius” r, is d ...
... Problem. The distance modulus of the Large Magellanic Cloud (LMC) is 18.43, and its estimated mass is 2 1010 M. It orbits the Galaxy in the Magellanic Stream. What is its time scale for dynamical capture by the Milky Way for C = 23? Solution. The distance to the LMC, its “orbital radius” r, is d ...
