Now showing items 582-601 of 2142

    • Facile one-pot synthesis of triphenylbismuth (V) bis(carboxylate) complexes 

      Kumar, Ish; Bhattacharya, Prateek; Whitmire, Kenton H. (2014)
      Triphenylbismuth(V) bis(carboxylates), Ph3Bi(O2CR)2 (R = 5-Br-2-OH-C6H3- (1), 2-OH-C6H4-(2), 2,6-(OH)2-C6H3- (3); 3-Me-2-NH2-C6H3- (4); Ph- (5) and Me- (6)) were obtained from the reaction of triphenylbismuth with hydrogen ...
    • Facile Synthesis and Catalysis of Pure-Silica and Heteroatom LTA 

      Boal, Ben W.; Schmidt, Joel E.; Deimund, Mark A.; Deem, Michael W.; Henling, Lawrence M.; Brand, Stephen K.; Zones, Stacey I.; Davis, Mark E. (2015)
      Zeolite A (LTA) has many large-scale uses in separations and ion exchange applications. Because of the high aluminum content and lack of high-temperature stability, applications in catalysis, while highly desired, have ...
    • Facilitation and Competition among Invasive Plants: A Field Experiment with Alligatorweed and Water Hyacinth 

      Wundrow, Emily J.; Carrillo, Juli; Gabler, Christopher A.; Horn, Katherine C.; Siemann, Evan (2012)
      Ecosystems that are heavily invaded by an exotic species often contain abundant populations of other invasive species. This may reflect shared responses to a common factor, but may also reflect positive interactions among ...
    • Failure of the Hasse Principle on General K3 Surfaces 

      Hassett, Brendan; Varilly-Alvarado, Anthony (2013)
      We show that transcendental elements of the Brauer group of an algebraic surface can obstruct the Hasse principle. We construct a general K3 surface X of degree 2 over Q, together with a two-torsion Brauer class that is ...
    • Failure to Burrow and Tunnel Reveals Roles forᅠjim lovellᅠin the Growth and Endoreplication of the Drosophila Larval Tracheae 

      Zhou, Fanli; Qiang, Karen M.; Beckingham, Kathleen M. (2016)
      The Drosophila protein Jim Lovell (Lov) is a putative transcription factor of the BTB/POZ (Bric- a-Brac/Tramtrack/Broad/ᅠPox virus andᅠZinc finger) domain class that is expressed in many elements of the developing larval ...
    • Fast Step Transition and State Identification (STaSI) for Discrete Single-Molecule Data Analysis 

      Shuang, Bo; Cooper, David; Taylor, J. Nick; Kisley, Lydia; Chen, Jixin; Wang, Wenxiao; Li, Chun Biu; Komatsuzaki, Tamiki; Landes, Christy F. (2014)
      We introduce a step transition and state identification (STaSI) method for piecewise constant single-molecule data with a newly derived minimum description length equation as the objective function. We detect the step ...
    • The Fermi Gases and Superfluids: Experiment and Theory 

      Levin, Kathryn; Hulet, R.G. (2012)
      The study of ultracold atomic Fermi gases is a rapidly exploding subject, which is defining new directions in condensed matter and atomic physics. Quite generally what makes these gases so important is their remarkable ...
    • Fermi-edge superfluorescence from a quantum-degenerate electron-hole gas 

      Kim, Ji-Hee; Noe, G. Timothy II; McGill, Stephen A.; Wang, Yongrui; Wojcik, Aleksander K.; Belyanin, Alexey A.; Kono, Junichiro (2013)
      Nonequilibrium can be a source of order. This rather counterintuitive statement has been proven to be true through a variety of fluctuation-driven, self-organization behaviors exhibited by out-of-equilibrium, many-body ...
    • Fermi-LAT Observations of LIGO/Virgo Event GW170817 

      Ajello, M.; Allafort, A.; Axelsson, M.; Baldini, L.; Barbiellini, G.; Baring, M.G.; Bastieri, D.; Bellazzini, R.; Berenji, B.; Bissaldi, E.; Blandford, R.D.; Bloom, E.D.; Bonino, R.; Bottacini, E.; Brandt, T.J.; Bregeon, J.; Bruel, P.; Buehler, R.; Burnett, T.H.; Buson, S.; Cameron, R.A.; Caputo, R.; Caraveo, P.A.; Casandjian, J.M.; Cavazzuti, E.; Chekhtman, A.; Cheung, C.C.; Chiang, J.; Chiaro, G.; Ciprini, S.; Cohen-Tanugi, J.; Cominsky, L.R.; Costantin, D.; Cuoco, A.; Cutini, S.; D’Ammando, F.; de Palma, F.; Di Lalla, N.; Di Mauro, M.; Di Venere, L.; Dubois, R.; Dumora, D.; Favuzzi, C.; Ferrara, E.C.; Franckowiak, A.; Fukazawa, Y.; Funk, S.; Fusco, P.; Gargano, F.; Gasparrini, D.; Giglietto, N.; Gill, R.; Giordano, F.; Giroletti, M.; Glanzman, T.; Granot, J.; Green, D.; Grenier, I.A.; Grondin, M.-H.; Guillemot, L.; Guiriec, S.; Harding, A.K.; Hays, E.; Horan, D.; Imazato, F.; Jóhannesson, G.; Kamae, T.; Kensei, S.; Kocevski, D.; Kuss, M.; La Mura, G.; Larsson, S.; Latronico, L.; Li, J.; Longo, F.; Loparco, F.; Lovellette, M.N.; Lubrano, P.; Magill, J.D.; Maldera, S.; Manfreda, A.; Mazziotta, M.N.; Michelson, P.F.; Mizuno, T.; Moiseev, A.A.; Monzani, M.E.; Moretti, E.; Morselli, A.; Moskalenko, I.V.; Negro, M.; Nuss, E.; Ojha, R.; Omodei, N.; Orlando, E.; Ormes, J.F.; Palatiello, M.; Paliya, V.S.; Paneque, D.; Persic, M.; Pesce-Rollins, M.; Petrosian, V.; Piron, F.; Porter, T.A.; Principe, G.; Racusin, J.L.; Rainò, S.; Rando, R.; Razzano, M.; Razzaque, S.; Reimer, A.; Reimer, O.; Ritz, S.; Rochester, L.S.; Ryde, F.; Parkinson, P.M. Saz; Sgrò, C.; Siskind, E.J.; Spada, F.; Spandre, G.; Spinelli, P.; Suson, D.J.; Tajima, H.; Takahashi, M.; Tak, D.; Thayer, J.G.; Thayer, J.B.; Torres, D.F.; Torresi, E.; Tosti, G.; Troja, E.; Valverde, J.; Venters, T.M.; Vianello, G.; Wood, K.; Yang, C.; Zaharijas, G. (2018)
      We present the Fermi Large Area Telescope (LAT) observations of the binary neutron star merger event GW170817 and the associated short gamma-ray burst (SGRB) GRB 170817A detected by the Fermi Gamma-ray Burst Monitor. The ...
    • Ferromagnetic Order at (100) p(1×1) Surfaces of Bulk Paramagnetic Vanadium 

      Rau, C.; Liu, C.; Schmalzbauer, A.; Xing, G. (1986)
      Electron-capture spectroscopy has been used to investigate magnetic order at the topmost atomic layer of atomically clean and flat (100) surfaces of bulk paramagnetic vanadium. From low-energy electron diffraction measurements, ...
    • Ferromagnetic order at surfaces of ultrathin epitaxial fcc γ-Fe(111)p(11) films on Cu(111) 

      Rau, C.; Schneider, C.; Xing, G.; Jamison, K. (1986)
      Electron-capture spectroscopy has been used to investigate long-ranged and short-ranged two-dimensional magnetic order at free (uncoated) surfaces of homogeneous (island-free), ultrathin fcc γ-Fe(111)(1×1) films pseudomorphically ...
    • Ferromagnetism in Graphene Nanoribbons: Split versus Oxidative Unzipped Ribbons 

      Rao, S.S.; Jammalamadaka, S. Narayana; Stesmans, A.; Moshchalkov, V.V.; van Tol, J.; Kosynkin, D.V.; Higginbotham, A.; Tour, J.M. (2012)
      Two types of graphene nanoribbons: (a) potassium-split graphene nanoribbons (GNRs), and (b) oxidative unzipped and chemically converted graphene nanoribbons (CCGNRs) were investigated for their magnetic properties using ...
    • Field-induced long-range magnetic order in the spin-singlet ground-state system YbAl3C3: Neutron diffraction study 

      Khalyavin, D.D.; Adroja, D.T.; Manuel, P.; Daoud-Aladine, A.; Kosaka, M.; Kondo, K.; McEwen, K.A.; Pixley, J.H.; Si, Qimiao (2013)
      The 4f-electron system YbAl3C3 with a nonmagnetic spin-dimer ground state has been studied by neutron diffraction in an applied magnetic field. A long-range magnetic order involving both ferromagnetic and antiferromagnetic ...
    • Field-induced topological pair-density wave states in a multilayer optical lattice 

      Zheng, Zhen-Fei; Guo, Guang-Can; Pu, Han; Zou, Xu-Bo (2018)
      We study the superfluid phases of a Fermi gas in a multilayer optical lattice system in the presence of out-of-plane Zeeman field, as well as spin-orbit (SO) coupling. We show that the Zeeman field combined with the SO ...
    • Film drainage and the lifetime of bubbles 

      Nguyen, C.T.; Gonnermann, H.M.; Chen, Y. (2013)
      [1] We present the results of new laboratory experiments that provide constraints on inter bubble film thinning and bubble coalescence as a consequence of liquid expulsion by gravitational and capillary forces. To ensure ...
    • Filtering smooth concordance classes of topologically slice knots 

      Cochran, Tim D.; Harvey, Shelly; Horn, Peter (2013)
      We propose and analyze a structure with which to organize the difference between a knot in S3 bounding a topologically embedded 2–disk in B4 and it bounding a smoothly embedded disk. The n–solvable filtration of the ...
    • Finite population size effects in quasispecies models with single-peak fitness landscape 

      Saakian, David B.; Deem, Michael W.; Hu, Chin-Kun (2012-04)
      We consider finite population size effects for Crow-Kimura and Eigen quasispecies models with single-peak fitness landscape. We formulate accurately the iteration procedure for the finite population models, then derive the ...
    • Finite-frequency Rayleigh wave tomography of the western Mediterranean: Mapping its lithospheric structure 

      Palomeras, I.; Thurner, S.; Levander, A.; Liu, K.; Villasenor, A.; Carbonell, R.; Harnafi, M. (2014)
      [1] We present a 3-D P wave velocity model of the crust and shallowest mantle under the Italian region, that includes a revised Moho depth map, obtained by regional seismic travel time tomography. We invert 191,850 Pn and Pg wave ...
    • Finite-range corrections near a Feshbach resonance and their role in the Efimov effect 

      Dyke, P.; Pollack, S.E.; Hulet, R.G. (2013)
      We have measured the binding energy of 7Li Feshbach molecules deep into the nonuniversal regime by associating atoms in a Bose-Einstein condensate with a modulated magnetic field. We extract the scattering length from these ...
    • Finite-Temperature Spin Dynamics in a Perturbed Quantum Critical Ising Chain with an E8 Symmetry 

      Wu, Jianda; Kormos, Márton; Si, Qimiao (2014)
      A spectrum exhibiting E8 symmetry is expected to arise when a small longitudinal field is introduced in the transverse-field Ising chain at its quantum critical point. Evidence for this spectrum has recently come from ...