Now showing items 268-287 of 43875

  • A note on the switching adiabatic theorem 

    Elgart, Alexander; Hagedorn, George A. (AIP Publishing, 2012-10)
    We derive a nearly optimal upper bound on the running time in the adiabatic theorem for a switching family of Hamiltonians. We assume the switching Hamiltonian is in the Gevrey class G(alpha) as a function of time, and we ...
  • A novel Gateway(R)-compatible binary vector allows direct selection of recombinant clones in Agrobacterium tumefaciens 

    Traore, Sy M; Zhao, Bingyu (2011-12-07)
    Abstract Background Cloning genes into plasmid vectors is one of the key steps for studying gene function. Recently, Invitrogen™ developed a convenient Gateway® cloning system based on the site-specific DNA ...
  • a numerical study of periodic disturbances on two-layer Couette flaw 

    Li, J.; Renardy, Y. Y.; Renardy, M. (AIP Publishing, 1998-12)
    The flow of two viscous liquids is investigated numerically with a volume of fluid scheme. The scheme incorporates a semi-implicit Stokes solver to enable computations at low Reynolds numbers, and a second-order velocity ...
  • A piezoelectric bistable plate for nonlinear broadband energy harvesting 

    Arrieta, A. F.; Hagedorn, P.; Erturk, A.; Inman, D. J. (AIP Publishing, 2010-09)
    Recently, the idea of using nonlinearity to enhance the performance of vibration-based energy harvesters has been investigated. Nonlinear energy harvesting devices have been shown to be capable of operating over wider ...
  • A piezoelectric single crystal traveling wave step motor for low-temperature application 

    Dong, S. X.; Yan, L.; Viehland, D.; Jiang, X. N.; Hackenberger, W. S. (AIP Publishing, 2008-04)
    A piezoelectric Pb(Mg(1/3)Nb(2/3))O(3)-PbTiO(3) single crystal traveling wave rotary motor operated in a stepping motion for cryogenic actuations was developed and characterized. This single crystal stepping motor had a ...
  • A piezomagnetoelastic structure for broadband vibration energy harvesting 

    Erturk, A.; Hoffmann, J.; Inman, D. J. (AIP Publishing, 2009-06)
    This letter introduces a piezomagnetoelastic device for substantial enhancement of piezoelectric power generation in vibration energy harvesting. Electromechanical equations describing the nonlinear system are given along ...
  • a population of z > 2 far-infrared herschel-spire-selected starbursts 

    Casey, C. M.; Berta, S.; Bethermin, M.; Bock, J.; Bridge, C.; Burgarella, D.; Chapin, E.; Chapman, S. C.; Clements, D. L.; Conley, A.; Conselice, C. J.; Cooray, A.; Farrah, D.; Hatziminaoglou, E.; Ivison, R. J.; le Floc'h, E.; Lutz, D.; Magdis, G.; Magnelli, B.; Oliver, S. J.; Page, M. J.; Pozzi, F.; Rigopoulou, D.; Riguccini, L.; Roseboom, I. G.; Sanders, D. B.; Scott, D.; Seymour, N.; Valtchanov, I.; Vieira, J. D.; Viero, M.; Wardlow, J. (IOP Publishing Ltd., 2012-12)
    We present spectroscopic observations for a sample of 36 Herschel-Spire 250-500 mu m selected galaxies (HSGs) at 2 < z < 5 from the Herschel Multi-tiered Extragalactic Survey. Redshifts are confirmed as part of a large ...
  • A Potential Role for Pro-Inflammatory Cytokines in the Development of Insulin Resistance in Horses 

    Suagee, Jessica K.; Corl, Benjamin A.; Geor, Raymond J. (MDPI, 2012-05-02)
    Understanding the mechanisms involved in the development of insulin resistance in horses should enable development of effective treatment and prevention strategies. Current knowledge of these mechanisms is based upon ...
  • a precision test for an extra spatial dimension using black-hole-pulsar binaries 

    Simonetti, J. H.; Kavic, M.; Minic, D.; Surani, U.; Vijayan, V. (IOP Publishing Ltd., 2011-08)
    We discuss the observable effects of enhanced black hole mass loss in a black hole-neutron star (BH-NS) binary, due to the presence of a warped extra spatial dimension of curvature radius L in the braneworld scenario. For ...
  • A pressure gauge based on gas density measurement from analysis of the thermal noise of an atomic force microscope cantilever 

    Seo, Dongjin; Paul, Mark R.; Ducker, William A. (AIP Publishing, 2012-05)
    We describe a gas-density gauge based on the analysis of the thermally-driven fluctuations of an atomic force microscope (AFM) cantilever. The fluctuations are modeled as a ring-down of a simple harmonic oscillator, which ...
  • A production modeling approach to the assessment of the horseshoe crab (Limulds polyphemus) population in Delaware Bay 

    Davis, M. L.; Berkson, J.; Kelly, M. (National Marine Fisheries Service Scientific Publication Office, 2006-04)
    Horseshoe crab (Limulus polyphemus) is harvested commercially, used by the biomedical industry, and provides food for migrating shorebirds, particularly in Delaware Bay. Recently, decreasing crab population trends in this ...
  • a proposed staffing formula for Virginia academic libraries 

    Metz, P.; Scott, E. A. (ACRL Publications, 1981-03)
    Formulas and standards play a needed role in the allocation of library resources, but it is difficult to devise formulas that accurately reflect the various factors that shape a library's needs. This report summarizes the ...
  • A purge and trap integrated microGC platform for chemical identification in aqueous samples 

    Akbar, Muhammad; Narayanan, Shree; Restaino, Michael; Agah, Masoud (The Royal Society of Chemistry, 2014-05-19)
    The majority of current micro-scale gas chromatography (_GC) systems focus on air sampling to detect volatile organic compounds (VOCs). However, purging the VOCs from a water sample using microsystems is an unchartered ...
  • A rapid conditional enumeration haplotyping method in pedigrees 

    Gao, Guimin; Hoeschele, Ina (2008-01-15)
    Abstract Haplotyping in pedigrees provides valuable information for genetic studies (e.g., linkage analysis and association study). In order to identify a set of haplotype configurations with the ...
  • A rapid conditional enumeration haplotyping method in pedigrees 

    Gao, Guimin; Hoeschele, Ina (2008-01-15)
    Abstract Haplotyping in pedigrees provides valuable information for genetic studies (e.g., linkage analysis and association study). In order to identify a set of haplotype configurations with the ...
  • A realistic radar data simulator for the Super Dual Auroral Radar Network 

    A. J. Ribeiro; P. V. Ponomarenko; J. M. Ruohoniemi; J. B. H. Baker; L. B. N. Clausen; R. A. Greenwald; S. de larquier (American Geophysical Union, 2013-05)
    The Super Dual Auroral Radar Network (SuperDARN) is a chain of HF radars for monitoring plasma flows in the high and middle latitude E and F regions of the ionosphere. The targets of SuperDARN radars are plasma irregularities ...
  • a redshift survey of herschel far-infrared selected starbursts and implications for obscured star formation 

    Casey, C. M.; Berta, S.; Bethermin, M.; Bock, J.; Bridge, C.; Budynkiewicz, J.; Burgarella, D.; Chapin, E.; Chapman, S. C.; Clements, D. L.; Conley, A.; Conselice, C. J.; Cooray, A.; Farrah, D.; Hatziminaoglou, E.; Ivison, R. J.; le Floc'h, E.; Lutz, D.; Magdis, G.; Magnelli, B.; Oliver, S. J.; Page, M. J.; Pozzi, F.; Rigopoulou, D.; Riguccini, L.; Roseboom, I. G.; Sanders, D. B.; Scott, D.; Seymour, N.; Valtchanov, I.; Vieira, J. D.; Viero, M.; Wardlow, J. (IOP Publishing Ltd., 2012-12)
    We present Keck spectroscopic observations and redshifts for a sample of 767 Herschel-SPIRE selected galaxies (HSGs) at 250, 350, and 500 mu m, taken with the Keck I Low Resolution Imaging Spectrometer and the Keck II DEep ...
  • A regularized Gauss-Newton trust region approach to imaging in diffuse optical tomography 

    de Sturler, E.; Kilmer, M. E. (Siam Publications, 2011)
    We present a new algorithm for the solution of nonlinear least squares problems arising from parameterized imaging problems with diffuse optical tomographic data [D. Boas et al., IEEE Signal Process. Mag., 18 (2001), pp. ...
  • a reputational study of academic publishers 

    Metz, P.; Stemmer, J. (ACRL Publications, 1996-05)
    In both selecting individual titles and designing gathering plans, collection development librarians are strongly influenced by the perceptions they have about publishers. In the near absence of data that might indicate ...
  • A review of state regulations to promote infant physical activity in child care 

    Slining, Meghan M; Benjamin Neelon, Sara E; Duffey, Kiyah J (2014-11-22)
    Abstract Background The purpose of this study was to review state regulations promoting increased physical activity and ...