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B. Srinivasan
B is the second letter of the Latin alphabet. B may also refer to: Science, technology, and mathematics Astronomy * Astronomical objects in the List of dark nebulae#Barnard objects, Barnard list of dark nebulae (abbreviation B) * Latitude (''b'') in the galactic coordinate system Biology and medicine * Haplogroup B (mtDNA), a human mitochondrial DNA (mtDNA) haplogroup * Haplogroup B (Y-DNA), a Y-chromosomal DNA (Y-DNA) haplogroup * blood type, Blood type B * ATC code B ''Blood and blood forming organs'', a section of the Anatomical Therapeutic Chemical Classification System * Vitamin B * Hepatitis B * Berlin Botanical Garden and Botanical Museum, assigned the abbreviation B as a repository of herbarium specimens Computing * B (programming language) * B-Method, for computer software development * B-tree, a data structure * Bit (b) * Byte (B) * , an HTML element#b, HTML element denoting bold text Physical and chemical quantities and units * One of the reciprocal lattice vectors ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
List Of Dark Nebulae
This is a list of dark nebulae (absorption nebulae), also called "dark clouds". List * E Nebula ( Barnard 142 and 143) *Barnard 68, possibly the closest to Earth at about 400 light-years. * Bernes 157 (Sandqvist and Lindroos, SL 39-41), another close dark nebula of the Corona Australis Molecular Cloud, which includes NGC 6729 Named absorption nebulae See also the references to names from other cultures at dark cloud constellations: *Coalsack Nebula *Cone Nebula * Dark Doodad Nebula * Dark Horse Nebula * Horsehead Nebula ( Barnard 33) * Pipe Nebula (also see Dark Horse Nebula; includes Barnard 59, 77 and 78) *Snake Nebula (also see Dark Horse Nebula) * Keyhole Nebula Barnard objects See also * Lists of astronomical objects *Nebula *Dark nebula A dark nebula or absorption nebula is a type of interstellar cloud, particularly molecular clouds, that is so dense that it obscures the visible wavelengths of light from objects behind it, such as background stars and emiss ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
