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Now showing items 134-153 of 761

Determination of effective temperatures and luminosities for rotating stars

Deupree, Robert G. (Robert Gaston), 1946-; Short, C. Ian (Christopher Ian), 1965-; Gillich, A.; Lovekin, C. C.; Toque, N. (American Astronomical Society, 2008-08)

Spectral energy distributions for models of arbitrarily rotating stars are computed using two-dimensional rotating stellar models, NLTE plane-parallel model atmospheres, and a code to integrate the appropriately weighted ...
Determination of the Neutron-Capture Rate of 17C for the R-process Nucleosynthesis

Heine, M.; Typel, S.; Wu, M.-R.; Adachi, T.; Aksyutina, Y.; Alcantara, J.; Altstadt, S.; Alvarez-Pol, H.; Ashwood, N.; Atar, L.; Aumann, T.; Avdeichikov, V.; Barr, M.; Beceiro-Novo, S.; Bemmerer, D.; Benlliure, J.; Bertulani, C. A.; Boretzky, K.; Borge, M. J. G.; Burgunder, G.; Caamano, M.; Caesar, C.; Casarejos, E.; Catford, W.; Cederkall, J.; Chakraborty, S.; Chartier, M.; Chulkov, L. V.; Cortina-Gil, D.; Crespo, R.; Datta Pramanik, U.; Dıaz Fernandez, P.; Dillmann, I.; Elekes, Z.; Enders, J.; Ershova, O.; Estrade, A.; Kanungo, R. (American Physical Society, 2017-01-30)

With the R³B-LAND setup at GSI we have measured exclusive relative-energy spectra of the Coulomb dissociation of ¹⁸C at a projectile energy around 425A MeV on a lead target, which are needed to determine ...
Determination of the pion charge form factor at Q[superscript 2] = 1.60 and 2.45 (GeV/c)[superscript 2]

Sarty, Adam James, 1965-; Barrett, B.; Horn, T.; Aniol, K.; Arrington, J.; Beise, E. J.; Blok, H. P.; Boeglin, W.; Brash, E. J.; Breuer, H. (American Physical Society, 2006-11-10)

The [superscript 1]H(e, e'[pi][superscript +])n cross section was measured at four-momentum transfers of Q[superscript 2] = 1.60 and 2.45 GeV[superscript 2] at an invariant mass of the photon nucleon system of W = 2.22 ...
Determining the [superscript 239]Np(n, f ) cross section using the surrogate ratio method

Austin, Roby Anne Elizabeth, 1974-; Czeszumska, A.; Angell, C. T.; Burke, J. T.; Scielzo, N. D.; Norman, E. B.; Boutoux, G.; Casperson, R. J.; Chodash, P.; Hughes, R. O. (American Physical Society, 2013-03-12)

Background: Neutron-induced fission cross-section data are needed in various fields of applied and basic nuclear science. However, cross sections of short-lived nuclei are difficult to measure directly due to experimental ...
Deuteron photodisintegration by polarized photons in the region of the d[superscript]∗(2380)

Bashkanov, M.; Kay, S.; Watts, D.P.; Mullen, C.; Abt, S.; Achenbach, P.; Adlarson, P.; Afzal, F.; Ahmed, Z.; Akondi, C.S.; Annand, J.R.M.; Arends, H.J.; Beck, R.; Biroth, M.; Borisov, N.; Braghieri, A.; Briscoe, W.J.; Cividini, F.; Collicott, Cristina; Costanza, S.; Denig, A.; Downie, E.J.; Drexler, P.; Garni, S.; Glazier, D.I.; Gorodnov, I.; Gradl, W.; Günther, M.; Gurevich, D.; Heijkenskjöld, L.; Hornidge, D.; Huber, G.M.; Käser, A.; Kashevarov, V.L.; Korolija, M.; Krusche, B.; Lazarev, A.; Livingston, K.; Lutterer, S.; MacGregor, I.J.D.; Macrae, R.; Manley, D.M.; Martel, P.P.; Miskimen, R.; Mornacchi, E.; Neganov, A.; Neiser, A.; Ostrick, M.; Otte, P.B.; Paudyal, D.; Pedroni, P.; Powell, A.; Prakhov, S.N.; Ron, G.; Rostomyan, T.; Sarty, Adam James, 1965-; Sfienti, C.; Sokhoyan, V.; Spieker, K.; Steffen, O.; Strakovsky, I.I.; Strub, T.; Supek, I.; Thiel, A.; Thiel, M.; Thomas, A.; Usov, Yu.A.; Wagner, S.; Walford, N.K.; Werthmüller, D.; Wettig, J.; Wolfes, M.; Zana, L.A. (Elsevier, 2019-02-10)

We report the first large-acceptance measurement of the beam–spin asymmetry for deuteron photodisintegration (ȳd → pn) in the photon energy range 420 < E_γ < 620 MeV. The ...
The diameter of Juno from its occultation of AG+0[degree symbol]1022

DuPuy, David L.; Millis, R. L.; Wasserman, L. H.; Bowell, E.; Franz, O. G.; White, N. M.; Lockwood, G. W.; Nye, R.; Bertram, R.; Klemola, A. (American Astronomical SocietyIOP Publishing, 1981-02)

The 11 December 1979 occultation of AG+0[degree symbol]1022 by Juno was observed photoelectrically from 15 sites distributed across the occultation track. The observations are well represented by a mean elliptical limb ...
Differential evolution of the UV luminosity function of Lyman break galaxies from z ~ 5 to 3

Iwata, I.; Ohta, K.; Tamura, N.; Akiyama, M.; Aoki, K.; Ando, M.; Kiuchi, G.; Sawicki, Marcin, 1969- (Royal Astronomical SocietyOxford University Press, 2007)

We report the ultraviolet luminosity function (UVLF) of Lyman break galaxies at z∼5 derived from a deep and wide survey using the prime focus camera of the 8.2 m Subaru telescope (Suprime-Cam). Target fields consist of two ...
Differential rotation of [epsilon] Eridani detected by MOST

Croll, Bryce; Walker, Gordon A. H.; Kuschnig, Rainer; Matthews, Jaymie M.; Rowe, Jason F.; Walker, Andrew; Rucinski, Slavek M.; Hatzes, Artie P.; Cochran, William D.; Robb, Russell M.; Guenther, David B. (American Astronomical Society, 2006-09-01)

The Microvariability and Oscillations of STars (MOST ) photometric satellite observed three rotations of [epsilon] Eri continuously in late 2005. We detected two spots ([delta] m[approximately] 0.01) at different latitudes ...
A digitally synthesized classroom variable star

DuPuy, David L. (American Association of Physics Teachers, 1978-11)

There is no abstract available for this article.
Direitos dos Índios: um olhar da Análise Econômico-Comportamental do Direito

Bijos, Leila; Prola Júnior, Carlos Humberto; Tabak, Benjamin Miranda (Universidade do Estado do Rio de Janeiro, 2017)

As teorias antropológicas mais adequadas às realidades empíricas observadas em estudos etnográficos realizados em vários países e em diversas regiões do planeta – e que permeiam o novo paradigma estabelecido pela Constituição ...
Discovery and cross-section measurement of neutron-rich isotopes in the element range from neodymium to platinum with the FRS

Kurcewicz, J.; Farinon, F.; Geissel, H.; Pietri, S.; Nociforo, C.; Prochazka, A.; Weick, H.; Winfield, J. S.; Estrade, Alfredo; Allegro, P. R. P. (Elsevier Science B.V., 2012-10-31)

Using the high-resolution performance of the fragment separator FRS at GSI we have discovered 60 new neutron-rich isotopes in the atomic number range of 60 ⩽ Z ⩽ 78. The new isotopes were unambiguously identified in reactions ...
Discovery of a pair of classical Cepheids in an invisible cluster beyond the Galactic bulge

Majaess, Daniel J.; Dekany, I.; Minniti, D.; Hajdu, G.; Alonso-Garcia, J.; Hempel, M.; Palma, T.; Catelan, M.; Gieren, W. (American Astronomical Society, 2015-01-20)

We report the discovery of a pair of extremely reddened classical Cepheid variable stars located in the Galactic plane behind the bulge, using near-infrared (NIR) time-series photometry from the VISTA Variables in the Vía ...
The discovery of the first “changing look” quasar: new insights into the physics and phenomenology of active galactic nuclei

LaMassa, Stephanie M.; Cales, Sabrina; Moran, Edward C.; Myers, Adam D.; Richards, Gordon T.; Eracleous, Michael; Heckman, Timothy M.; Gallo, Luigi C.; Urry, C. Megan (American Astronomical Society, 2015-02-20)

SDSS J015957.64+003310.5 is an X-ray selected, z = 0.31 active galactic nucleus (AGN) from the Stripe 82X survey that transitioned from a Type 1 quasar to a Type 1.9 AGN between 2000 and 2010. This is the most distant AGN, ...
Discovery of the host cluster for the fundamental Cepheid calibrator Zeta Geminorum

Majaess, Daniel J.; Turner, David Gerald, 1945-; Gieren, W.; Balam, D.; Lane, D. J. (IOP Publishing Limited, 2012-03-20)

New and existing CORAVEL, UBVJHK_s, HST, HIP/Tycho, ARO, KPNO, and DAO observations imply that the fundamental Cepheid calibrator ζ Gem is a cluster member. The following parameters were inferred for ζ ...
Discovery of the new slowly pulsating B star HD 163830 (B5 II/III) from MOST space-based photometry

Guenther, David B.; Aerts, C.; De Cat, P.; Kuschnig, R.; Matthews, J. M.; Moffat, A. F. J.; Rucinski, S. M.; Sasselov, D.; Walker, G. A. H.; Weiss, W. W. (American Astronomical SocietyIOP Publishing, 2006-05-10)

We report the discovery of a new slowly pulsating B star, with the largest number of detected frequencies to date by more than a factor of 3, based on 37 days of MOST (Microvariability and Oscillations of STars) satellite ...
Discrimination between Hirsutella longicolla var. Longicolla and Hirsutella longicolla var. Cornuta using Random Amplified Polymorphic DNA fingerprinting

Strongman, Douglas Blair, 1956-; MacKay, Ron M. (Mycological Society of America, 1993-01)

The synnematous, fungal entomopathogen Hirsutella longicolla var. longicolla is distinguished from a variety Hirsutella longicolla var. cornuta on the basis of the synnematal morphology. Random Amplified Polymorphic DNA ...
Dissecting the Genetic Basis of Grain Size and Weight in Barley (Hordeum vulgare L.) by QTL and Comparative Genetic Analyses

Wang, Qifei; Sun, Genlou; Ren, Xifeng; Du, Binbin; Cheng, Yun; Wang, Yixiang; Li, Chengdao; Sun, Dongfa (Frontiers Media, 2019-04-24)

Grain size and weight are crucial components of barley yield and quality and are the target characteristics of domestication and modern breeding. Despite this, little is known about the genetic and molecular mechanisms of ...
The distance to the young open cluster Westerlund 2

Carraro, G.; Turner, David Gerald, 1945-; Majaess, Daniel J.; Baume, G. (EDP Sciences, 2013-07)

A new X-ray, UBVRI_c, and JHKs study of the young cluster Westerlund 2 was undertaken to resolve discrepancies tied to the cluster’s distance. Existing spectroscopic observations for ...
Distinct origin of the Y and St Genome in Elymus species: evidence from the analysis of a large sample of St genome species using two nuclear genes

Yan, Chi; Sun, Genlou; Sun, Dongfa (Public Library of Science, 2011-10-27)

Background: Previous cytological and single copy nuclear genes data suggested the St and Y genome in the StY-genomic Elymus species originated from different donors: the St from a diploid species in Pseudoroegneria and the ...
The distribution of metals in cosmological hydrodynamical simulations of dwarf disc galaxies

Pilkington, K.; Gibson, Brad K.; Brook, C. B.; Calura, F.; Stinson, G. S.; Thacker, Robert John, 1970-; Michel-Dansac, L.; Bailin, J.; Couchman, H. M. P.; Wadsley, J. (Oxford University Press, 2012-09)

We examine the chemical properties of five cosmological hydrodynamical simulations of an M33-like disc galaxy which have been shown previously to be consistent with the morphological characteristics and bulk scaling relations ...

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