Summary: The science concerned with celestial bodies and the observation and interpretation of the radiation received in the vicinity of the earth from the component parts of the universe (McGraw Hill Dictionary of Scientific and Technical Terms, 5th ed)
- Reynaud C, Guillois O, Herlin Boime N, Rouzaud J, Galvez A, Clinard C, et al. Optical properties of synthetic carbon nanoparticles as model of cosmic dust. Spectrochim Acta A Mol Biomol Spectrosc. 2001;57:797-814 pubmed..Changes in infrared spectra are analysed in terms of the carbon network building. The relevance of the results to model the structure and spectroscopy of carbon dust in the carbon-rich circumstellar media is discussed. ..
- Angloher G, Jochum J. Hunting for Dark Matter particles with new detectors. Naturwissenschaften. 2005;92:101-14 pubmed..Meanwhile, as the existence of these particles is postulated not only by astronomy, but also cosmology and theoretical particle physics, there is significant effort to detect them in a laboratory ..
- Akesson S, Wehner R. Visual navigation in desert ants Cataglyphis fortis: are snapshots coupled to a celestial system of reference?. J Exp Biol. 2002;205:1971-8 pubmed..The results show that, in the ants' visual snapshot memory, a memorized landmark scene can temporarily be decoupled from a memorized celestial system of reference. ..
- Pfeiffer K, Homberg U. Coding of azimuthal directions via time-compensated combination of celestial compass cues. Curr Biol. 2007;17:960-5 pubmed..The neurons are, therefore, suited to code for solar azimuth by concurrent combination of signals from the spectral gradient, intensity gradient, and polarization pattern of the sky. ..
- Kortenkamp S, Wetherill G. Terrestrial planet and asteroid formation in the presence of giant planets. I. Relative velocities of planetesimals subject to Jupiter and Saturn perturbations. Icarus. 2000;143:60-73 pubmed..This problem is under investigation. ..
- Sipocz B, Hegedüs R, Kriska G, Horvath G. Spatiotemporal change of sky polarization during the total solar eclipse on 29 March 2006 in Turkey: polarization patterns of the eclipsed sky observed by full-sky imaging polarimetry. Appl Opt. 2008;47:H1-10 pubmed..Practically the same characteristics of celestial polarization were encountered during both eclipses. This shows that the observed polarization phenomena of the eclipsed sky may be general. ..
- Winters L. A prospective health impact assessment of the international astronomy and space exploration centre. J Epidemiol Community Health. 2001;55:433-41 pubmedAssess the potential health impacts of the proposed International Astronomy and Space Exploration Centre on the population of New Wallasey. Contribute to the piloting of health impact assessment methods...
- Badhwar G, O Neill P. Response of silicon-based linear energy transfer spectrometers: implication for radiation risk assessment in space flights. Nucl Instrum Methods Phys Res A. 2001;466:464-74 pubmed..The value of such detailed modeling and its implications in astronaut risk assessment is addressed. ..
- Rodgers S, Charnley S. Chemical differentiation in regions of massive star formation. Astrophys J. 2001;546:324-9 pubmed..There are thus two ways in which N-rich cores can occur. We briefly discuss the implications for the determination of hot-core ages and for explaining N/O differentiation in several well-studied sources. ..
- ..Our observations, along with the further possibility that GWs could be manufactured during supernovae, suggest that GWs may have substantial effects in observational astronomy.
- Telesco C. Astronomy. Born with flare. Science. 2006;314:605-6 pubmed
- Stanley M. "An expedition to heal the wounds of war". The 1919 eclipse and Eddington as Quaker adventurer. Isis. 2003;94:57-89 pubmed..Eddington's pacifism is reflected not in manipulated data but in the meaning of the expedition and the way it entered the collective memory as a celebration of international cooperation in the wake of war. ..
- Groesbeck T, Phillips T, Blake G. The molecular emission-line spectrum of IRC +10216 between 330 and 358 GHz. Astrophys J Suppl Ser. 1994;94:147-62 pubmed..We conclude that significant corrections for the line flux must be made to broadband flux measurements of IRC +10216 at wavelengths longer than approximately 750 micrometers. ..
- Ma A, Feng Q, Ma G. [Application of sensitivity analysis method in mode analysis of hypergravitation training facility]. Space Med Med Eng (Beijing). 2003;16 Suppl:519-21 pubmed..The computational results indicates that sensitivity analysis method is feasible. ..
- Ostriker J, Ciotti L. Active galaxies and radiative heating. Philos Trans A Math Phys Eng Sci. 2005;363:667-83; discussion 683 pubmed..We propose specific observational tests to identify systems which have experienced strong bursts of radiative heating from their central black holes. ..
- Jeong D, Kamionkowski M. Clustering fossils from the early universe. Phys Rev Lett. 2012;108:251301 pubmed..We write down the optimal estimators for these various components and show how the sensitivity to these modes depends on the galaxy-survey parameters. New probes of parity-violating early-Universe physics are also presented. ..
- Qiu B, Hu Z, Zhao Y. [A pseudo-triangle technique for redshift identification of celestial spectra]. Guang Pu Xue Yu Guang Pu Fen Xi. 2002;22:695-8 pubmed..It is shown that the correct identification rate can reach as high as 86%. Taking into account the high noisy nature of celestial spectra, such a result is considered a good one. ..
- Tylka A, Dietrich W. IMP-8 observations of the spectra, composition, and variability of solar heavy ions at high energies relevant to manned space missions. Radiat Meas. 1999;30:345-59 pubmed..The significant event-to-event variability observed in the high-energy solar heavy ions also has important implications for strategies in building probabilistic models of solar particle radiation hazards. ..
- Ransley P. Chasing the moon's shadow. J Urol. 2002;168:1671-3 pubmed
- Reichhardt T. Flight veteran embraces NASA's science wing. Nature. 2003;425:229 pubmed
- Rabaza O, Galadí Enríquez D, Estrella A, Dols F. All-sky brightness monitoring of light pollution with astronomical methods. J Environ Manage. 2010;91:1278-87 pubmed publisher..This prototype is capable of measuring the sky distribution of light pollution, and also provides an accurate estimate of the background flux at each photometric band. ..
- Tharoor S. The things Indians knew first. Surg Neurol. 2004;61:416-7 pubmed
- Pratap P, Dickens J, Snell R, Miralles M, Bergin E, Irvine W, et al. A study of the physics and chemistry of TMC-1. Astrophys J. 1997;486:862-85 pubmed..2 x 10(5) to 1.8 x 10(5) yr or by a factor of 2 change in the density along the ridge. Alternatively, a variation in the C/O ratio from 0.4 to 0.5 along the ridge produces an abundance gradient similar to that observed...
- Tielens A. Planetary science. Peering into stardust. Science. 2003;300:68-71 pubmed
- Minh Y, Haikala L, Hjalmarson A, Irvine W. Are clouds collapsing at the 2' north position of Sagittarius B2?. Astrophys J. 1998;498:261-6 pubmed..This large-scale collapsing motion may cause a strong shock in the 2' N cloud and result in the enhancement of HCO2+ and HNCO. ..
- Galeone P, Szatkowski L, Bradley O, Trucco R, Musetti B. Hexapod. ESA Bull. 2002;109:51-4 pubmed..Launch is currently scheduled with assembly flight UF-3, although this could be modified by revisions in the ISS assembly sequence. ..
- Bernstein M, Sandford S, Allamandola L. Hydrogenated polycyclic aromatic hydrocarbons and the 2940 and 2850 wavenumber (3.40 and 3.51 micron) infrared emission features. Astrophys J. 1996;472:L127-30 pubmed..We compare these results in context with the other suggested identifications of the emission features in the 2950-2700 cm-1 (3.39-3.70 microns) region and briefly discuss their astrophysical implications. ..
- Yin S, Ohmori H, Liu Q, Morita S, Chen F, Asami M, et al. ELID grinding characteristics of large stamping die for Wolter mirror. J Xray Sci Technol. 2009;17:265-77 pubmed publisher..Its grinding characteristics such as attainable form accuracy, surface roughness were investigated. Furthermore, some measures to improve form accuracy were discussed and verified such as truing, compensating, and on-machine measuring. ..
- Langer W, Velusamy T, Xie T. The IRS 1 circumstellar disk, and the origin of the jet and CO outflow in B5. Astrophys J. 1996;468:L41-4 pubmed..The intrinsic opening angle is in the range of 60 degrees-90 degrees which leads to significant interaction between outflow and infall. ..
- Hough J, Bailey J, Chrysostomou A, Gledhill T, Lucas P, Tamura M, et al. Circular polarisation in star-forming regions: possible implications for homochirality. Adv Space Res. 2001;27:313-22 pubmed..We present the observational data, models of the scattering that leads to the production of CPL, and a model for the origin of homochirality. We also discuss briefly future laboratory and space-based experiments. ..
- Gehrz R, Roellig T, Werner M, Fazio G, Houck J, Low F, et al. The NASA Spitzer Space Telescope. Rev Sci Instrum. 2007;78:011302 pubmed..This review presents a brief overview of the scientific objectives and history of infrared astronomy. We discuss Spitzer's expected role in infrared astronomy for the new millennium...
- Pathak A, Rastogi S. Theoretical infrared spectra of large polycyclic aromatic hydrocarbons. Spectrochim Acta A Mol Biomol Spectrosc. 2007;67:898-909 pubmed..The data presented here may be used for a more detailed study on the profile variations accompanying the mid-IR bands in various interstellar environments. ..
- Apai D, Pascucci I, Bouwman J, Natta A, Henning T, Dullemond C. The onset of planet formation in brown dwarf disks. Science. 2005;310:834-6 pubmed..These results indicate that the onset of planet formation extends to disks around brown dwarfs, suggesting that planet formation is a robust process occurring in most young circumstellar disks. ..
- Karam P. Inconstant sun: how solar evolution has affected cosmic and ultraviolet radiation exposure over the history of life on Earth. Health Phys. 2003;84:322-33 pubmed..Finally, since the early atmosphere contained little to no oxygen, surface levels of UV radiation were far higher in the past. ..
- Zuidervaart H, Van Gent R. "A bare outpost of learned European culture on the edge of the jungles of Java": Johan Maurits Mohr (1716-1775) and the emergence of instrumental and institutional science in Dutch colonial Indonesia. Isis. 2004;95:1-33 pubmed..For a number of reasons, however, this instrumental program was more than the society could support. Around 1790 instrumental science in the former Dutch East Indies came to a standstill, not to be resumed for several decades. ..
- Homberg U. In search of the sky compass in the insect brain. Naturwissenschaften. 2004;91:199-208 pubmed..Time compensation in compass orientation is possibly achieved through a neural pathway from the internal circadian clock in the accessory medulla to the protocerebral bridge of the central complex. ..
- Woon D. A correlated ab initio study of linear carbon-chain radicals CnH (n = 2-7). Chem Phys Lett. 1995;244:45-52 pubmed..For C4H, the 2 sigma+ state was found to lie only 72 cm-1 below the 2 pi state in the estimated complete basis set limit for valence correlation. The C2H- and C3H- anions have also been characterized. ..
- Sada P, Bjoraker G, Jennings D, McCabe G, Romani P. Observations of CH4, C2H6, and C2H2 in the stratosphere of Jupiter. Icarus. 1998;136:192-201 pubmed..3 +/- 0.5 x 10(-8) for C2H2 (8 mbar pressure level), where the quoted uncertainties are derived from model variations in the temperature profile which match the methane observation uncertainties. ..
- Gaidos E, Gudel M, Blake G. The faint young Sun paradox: an observational test of an alternative solar model. Geophys Res Lett. 2000;27:501-3 pubmed..Total mass loss from such a star over 4 Gyr would be less than 6%. If this star is indeed an analog of the early Sun, it casts doubt on the alternative model as a solution to the faint young Sun paradox, particularly for Mars. ..
- Van Orden A, Hwang H, Kuo E, Saykally R. Infrared laser spectroscopy of jet-cooled carbon clusters: the bending dynamics of linear C9. J Chem Phys. 1993;98:6678-83 pubmed..Analysis of these bands characterizes C9 as a semirigid molecule with a bending potential similar to that of C5 and further evidences the alternation in degree of rigidity of linear carbon clusters with the g-u symmetry of the HOMO. ..
- Bartlett S. Life, the universe, and everything. Lancet. 2005;365:1836 pubmed
- Bergin E, Ungerechts H, Goldsmith P, Snell R, Irvine W, Schloerb F. A survey of the chemical properties of the M17 and Cepheus A cloud cores. Astrophys J. 1997;482:267-84 pubmed
- Nothaft C. Roman vs. Arabic Computistics in Twelfth-Century England: A Newly Discovered Source (Collatio Compoti Romani et Arabici). Early Sci Med. 2015;20:187-208 pubmed
- Cady E, Kasdin N, Shaklan S. Designing asymmetric and branched petals for planet-finding occulters. Opt Express. 2010;18:523-43 pubmed publisher..In addition, we show that permitting openings within each petal allows a number of additional modifications to be made without affecting the suppression. ..
- van der Avoort C, Pereira S, Braat J, den Herder J. Optimum synthetic-aperture imaging of extended astronomical objects. J Opt Soc Am A Opt Image Sci Vis. 2007;24:1042-52 pubmed..We conclude that for a certain chosen stellar object, clear differences in performance of the imagers are identifiable. ..
- . Galileo Galilei (1564-1642). Br J Sports Med. 2006;40:806-7 pubmed
- Dalton J. Spectral behavior of hydrated sulfate salts: implications for Europa mission spectrometer design. Astrobiology. 2003;3:771-84 pubmed..Such information would provide valuable insights into the evolutionary history of Europa. ..
- Irion R. Astrophysics. Are most life-friendly stars older than the sun?. Science. 2004;303:27 pubmed