Browsing Articles by Title

Now showing items 663-682 of 761

Structure of 9-oxo-l-thioxanthenecarbonitrile 10,10-dioxide

Abboud, K. A.; Simonsen, S. H.; Piorko, Adam; Sutherland, R. G. (International Union of Crystallography, 1990-06)

C[subscript 14]H[subscript 7]NO[subscript 3]S , M[subscript r] = 269[middle dot]3, triclinic, P1, a = 8[middle dot]069 (3), b = 8[middle dot]654 (3), c = 8[middle dot]973 (3) Angstrom, [alpha] = 102[middle dot]12 (3), ...
Structure of [superscript 33]Mg sheds new light on the N = 20 island of inversion

Kanungo, Rituparna; Nociforo, C.; Prochazka, A.; Utsuno, Y.; Aumann, T.; Boutin, D.; Cortina-Gil, D.; Davids, B.; Diakaki, M.; Farinon, F.; Perro, C. (Elsevier, 2010)

The first reaction spectroscopy on the ground state structure of [superscript 33]Mg through the measurement of the longitudinal momentum distribution from the one-neutron removal reaction using a C target at 898A MeV is ...
Structure of [superscript 55]Ti from relativistic one-neutron knockout

Maierbeck, P.; Gernhauser, R.; Krucken, R.; Kroll, T.; Alvarez-Pol, H.; Aksouh, F.; Aumann, T.; Behr, K.; Benjamim, E. A.; Benlliure, J.; Kanungo, Rituparna (Elsevier, 2009)

Results are presented from a one-neutron knockout reaction at relativistic energies on [superscript 56]Ti using the GSI FRS as a two-stage magnetic spectrometer and the MINIBALL array for gamma-ray detection. Inclusive and ...
The structure of close binaries in two dimensions

Deupree, Robert G. (Robert Gaston), 1946-; Karakas, A. I. (American Astronomical Society, 2005-11)

The structure and evolution of close binary stars has been studied using the two-dimensional stellar structure algorithm developed by Deupree. We have calculated a series of solar composition stellar evolution sequences ...
Structure of states in [superscript 12]Be via the [superscript 11]Be(d, p) reaction

Kanungo, Rituparna; Gallant, A. T.; Uchida, M.; Andreoiu, C.; Austin, Roby Anne Elizabeth, 1974-; Bandyopadhyay, D.; Ball, G. C.; Becker, J. A.; Boston, A. J.; Colosimo, S. (Elsevier, 2010)

The s-wave neutron fraction of the 0[superscript +] levels in [superscript 12]Be has been investigated for the first time through the [superscript 11]Be(d, p) transfer reaction using a 5 A MeV [superscript 11]Be beam at ...
The structure of superqubit states

Borsten, L.; Bradler, Kamil; Duff, M. J. (Societa Italiana di Fisica, 2015-08)

Superqubits provide a supersymmetric generalisation of the conventional qubit in quantum information theory. After a review of their current status, we address the problem of generating entangled states. We introduce the ...
Structure of the hexafluorophosphate salts of [mu]-([eta superscript 6]:[eta superscript 6]-phenoxazine)bis[[eta superscript 5]-cyclopentadienyliron(lI)] (1) and ([eta superscript 5]-cyclopentadienyl)([eta superscript 6]-phenoxathiin)iron(II) (2)

Lynch, V. M.; Thomas, S. N.; Simonsen, S. H.; Piorko, Adam; Sutherland, R. G. (International Union of Crystallography, 1986-09)

(1): [C[subscript 22]H[subscript 19]Fe[subscript 2]NO](PF[subscript 6])[subscript 2], M[subscript r] = 715.05, monoclinic, P2[subscript 1]/n, a = 10.635 (2), b = 9.928 (1), c = 22.562(7) [Angstrom], [beta] = 92.41 (1) °, ...
Structure of uniformly rotating stars

Deupree, Robert G. (Robert Gaston), 1946- (IOP Publishing Limited, 2011-07-10)

Zero-age main-sequence models of uniformly rotating stars have been computed for 10 masses between 1.625 and 8 M_☉ and for 21 rotation rates from zero to nearly critical rotation. The surface shape is used to ...
Student choice between computer and traditional paper-and-pencil university tests: what predicts preference and performance?

Lightstone, Karen; Smith, Steven M. (Conférence des recteurs et principaux des universités du Québec, 2009)
Student evaluations of teaching: teaching quantitative courses can be hazardous to one's career

Uttl, Bob; Smibert, Dylan (PeerJ, 2017-05-09)

Anonymous student evaluations of teaching (SETs) are used by colleges and universities to measure teaching effectiveness and to make decisions about faculty hiring, firing, re-appointment, promotion, tenure, and merit pay. ...
Study of the break-up channel in [superscript 11]Li+[superscript 208]Pb collisions at energies around the Coulomb barrier

Fernandez-Garcia, J. P.; Cubero, M.; Rodriguez-Gallardo, M.; Acosta, L.; Alcorta, M.; Alvarez, M. A. G.; Borge, M. J. G.; Buchmann, L.; Diget, C. A.; Falou, H. A.; Kanungo, Rituparna (IOP Publishing Limited, 2014)

We present a study of ¹¹Li+²⁰⁸Pb collisions at energies around the Coulomb barrier (E_lab = 24.3 and 29.8 MeV), measured at the post-accelerated beam facility, ISAC II, at TRIUMF ...
Study of η and η' Photoproduction at MAMI

Kashevarov, V. L.; Ott, P.; Prakhov, S.; Adlarson, P.; Afzal, F.; Ahmed, Z.; Akondi, C. S.; Annand, J. R. M.; Arends, H. J.; Beck, R.; Braghieri, A.; Briscoe, W. J.; Cividini, F.; Codling, R.; Collicott, C.; Costanza, S.; Denig, A.; Downie, E. J.; Dieterle, M.; Ferretti Bondy, M. I.; Fil’kov, L. V.; Fix, A.; Gardner, S.; Garni, S.; Glazier, D. I.; Glowa, D.; Sarty, A. (American Physical Society, 2017-05-26)

The reactions γp→ηp and γp→η′p are measured from their thresholds up to the center-of-mass energy W=1.96 GeV with the tagged-photon facilities at the Mainz Microtron, MAMI. ...
Studying X-ray reprocessing and continuum variability in quasars: PG 1211+143

Gallo, Luigi C.; Bachev, R.; Grupe, D.; Boeva, S.; Ovcharov, E.; Valcheva, A.; Semkov, E.; Georgiev, Ts. (Oxford University Press, 2009-10)

We present the results from a monitoring campaign of the Narrow-Line Seyfert 1 galaxy PG 1211+143. The object was monitored with ground-based facilities (UBVRI photometry; from 2007 February to July) and with Swift [X-ray ...
A super-Earth transiting a naked-eye star

Winn, Joshua N.; Matthews, Jaymie M.; Dawson, Rebekah I.; Fabrycky, Daniel; Holman, Matthew J.; Kallinger, Thomas; Kuschnig, Rainer; Sasselov, Dimitar; Dragomir, Diana; Guenther, David B. (IOP Publishing Limited, 2011-08-10)

We have detected transits of the innermost planet “e” orbiting 55 Cnc (V = 6.0), based on two weeks of nearly continuous photometric monitoring with the MOST space telescope. The transits occur with the period ...
Superconvergant interpolants for the collocation solution of boundary value ordinary differential equations

Enright, W. H.; Muir, Paul H. (SIAM Publications, 1999)

A long-standing open question associated with the use of collocation methods for boundary value ordinary differential equations is concerned with the development of a high order continuous solution approximation to augment ...
[superscript 87]Y(n,[gamma]) and [superscript 89,90]Zr(n,[gamma]) cross sections from a surrogate reaction approach

Ota, Shuya; Burke, J. T.; Casperson, R. J.; Escher, J. E.; Hughes, R. O.; Ressler, J. J.; Scielzo, N. D.; Thompson, I.; Austin, Roby Anne Elizabeth, 1974-; McCleskey, E.; McCleskey, M.; Saastamoinen, A.; Ross, T. (EDP Sciences, 2015-05-28)

The surrogate reaction approach is an indirect method for determining nuclear reaction cross sections which cannot be measured directly or predicted reliably. While recent studies demonstrated the validity of the surrogate ...
Supersize My Chances: Promotional Lotteries Impact Product Size Choices

Taylor, Nükhet; Noseworthy, Theodore J.; Pancer, Ethan (Wiley, 2019-01)

Promotional lotteries offer consumers a chance to win one of many prizes along with their purchase. Critically, as is often the case, these campaigns not only include an assortment of prizes but also an assortment of ...
A supramolecular carpet formed via self-assembly of bis(4,4'-dihydroxyphenyl) sulfone

Zaworotko, Michael J.; Davies, Caitlin; Langler, Richard F.; Krishnamohan Sharma, C. V. (Royal Society of Chemistry, 1997)

Bis(4,4'-dihydroxyphenyl) sulfone 1 exploits its tetrahedrally disposed complementary hydrogen bonding sites to generate a unique doubly interwoven molecular carpet architecture in the solid state.
Surface temperature and synthetic spectral energy distributions for rotationally deformed stars

Deupree, Robert G. (Robert Gaston), 1946-; Lovekin, C. C.; Short, C. Ian (Christopher Ian), 1965- (American Astronomical SocietyIOP Publishing, 2006-05-20)

Extreme deformation of a stellar surface, such as that produced by rapid rotation, causes the surface temperature and gravity to vary significantly with latitude. Thus, the spectral energy distribution (SED) of a nonspherical ...
The Suzaku broadband X-ray spectrum of the dwarf Seyfert galaxy NGC 4395

Gallo, Luigi C.; Iwasawa, K.; Tanaka, Y. (EDP Sciences, 2010-05)

We present a Suzaku observation of the dwarf Seyfert galaxy NGC 4395 with an estimated black hole mass of ~105M[subscript circled dot]. Rapid and strong X-ray variability with an rms amplitude of ~60 per cent is observed ...