Now showing items 278-297 of 904

    • Kelt-19Ab: A P ~ 4.6-day Hot Jupiter Transiting a Likely Am Star with a Distant Stellar Companion 

      Siverd, Robert J.; Collins, Karen A.; Zhou, George; Quinn, Samuel N.; Gaudi, B. Scott; Stassun, Keivan G.; Johnson, Marshall C.; Penev, Kaloyan (IOP Publishing Ltd, 2018-11-05)
      We present the discovery of the giant planet KELT-19Ab, which transits the moderately bright (V similar to 9.9) A8V star TYC 764-1494-1 with an orbital period of 4.61 days. We confirm the planetary nature of the companion ...
    • Knot Cabling and the Degree of the Colored Jones Polynomial 

      Kalfagianni, E.; Tran, Anh T. (University at Albany, 2015-09-16)
      We study the behavior of the degree of the colored Jones polynomial and the boundary slopes of knots under the operation of cabling. We show that, under certain hypothesis on this degree, if a knot K satisfies the Slope ...
    • Lambertian White Top-Emitting Organic Light Emitting Device with Carbon Nanotube Cathode 

      Freitag, P.; Zakhidov, Al A.; Luessem, B.; Zakhidov, Anvar A.; Leo, K. (2012-12-04)
      We demonstrate that white organic light emitting devices (OLEDs) with top carbon nanotube (CNT) electrodes show almost no microcavity effect and exhibit essentially Lambertian emission. CNT top electrodes were applied by ...
    • Landau Levels, Bardeen Polynomials, and Fermi Arcs in Weyl Semimetals: Lattice-Based Approach to the Chiral Anomaly 

      Behrends, J.; Roy, S.; Kolodrubetz, Michael H.; Bardarson, J. H.; Grushin, A. G.
      Condensed matter systems realizing Weyl fermions exhibit striking phenomenology derived from their topologically protected surface states as well as chiral anomalies induced by electromagnetic fields. More recently, ...
    • Large-Scale Growth Evolution in the Szekeres Inhomogeneous Cosmological Models with Comparison to Growth Data 

      Peel, Austin; Ishak-Boushaki, Mustapha; Troxel, Michael (American Physical Society, 2012-12-06)
      We use the Szekeres inhomogeneous cosmological models to study the growth of large-scale structure in the universe including nonzero spatial curvature and a cosmological constant. In particular, we use the Goode and ...
    • Laser Post-Processing of Halide Perovskites for Enhanced Photoluminescence and Absorbance 

      Tiguntseva, E. Y.; Saraeva, I. N.; Kudryashov, S. I.; Ushakova, E. V.; Komissarenko, F. E.; Ishteev, A. R.; Tsypkin, A. N.; Haroldson, Ross; Milichko, V. A.; Zuev, D. A.; Makarov, S. V.; Zakhidov, Anvar A. (IOP Publishing Ltd, 2018-11-05)
      Hybrid halide perovskites have emerged as one of the most promising type of materials for thin-film photovoltaic and light-emitting devices. Further boosting their performance is critically important for commercialization. ...
    • Law and Disorder: Special Stacking Units—Building the Intergrowth Ce₆ Co₅ Ge₁₆ 

      Felder, Justin B.; Weiland, Ashley; Hodovanets, H.; McCandless, George T.; Estrada, Tania G.; Martin, Thomas J.; Walker, Amy V.; Paglione, J.; Chan, Julia Y. (American Chemical Society, 2019-04-22)
      A new structure type of composition Ce₆ Co₅ Ge₁₆ was grown out of a molten Sn flux. Ce₆ Co₅ Ge₁₆ crystallizes in the orthorhombic space group Cmcm, with highly anisotropic lattice parameters of α = 4.3293(5) Å, b = 55.438(8) ...
    • Light-Quark and Gluon Jet Discrimination in pp Collisions at √s̅ = 7 TeV with the ATLAS Detector 

      Aad, G.; Abbott, B.; Abdallah, J.; Abdel Khalek, S.; Abdinov, O.; Aben, R.; Abi, B.; Reeves, Kendall; Namasivayam, Harisankar; Lou, Xinchou; Leyton, Michael; Izen, Joseph M. (Springer, 2014-08-21)
      A likelihood-based discriminant for the identification of quark- and gluon-initiated jets is built and validated using 4.7 fb⁻¹ of proton-proton collision data at √s̅ = 7 TeV collected with the ATLAS detector at the LHC. ...
    • Local Field Effects for Spherical Quantum Dot Emitters in the Proximity of a Planar Dielectric Interface 

      Gordon, Joseph M.; Gartstein, Yuri N. (Optical Soc Amer, 2014-08-05)
      We use numerical solutions of macroscopic Maxwell's equations to study spontaneous emission rates of model spherical quantum dot (QD) emitters in the vicinity of a highly polarizable dielectric substrate. It is demonstrated ...
    • Long Genes Linked to Autism Spectrum Disorders Harbor Broad Enhancer-Like Chromatin Domains 

      Zhao, Y. -T; Kwon, D. Y.; Johnson, B. S.; Fasolino, M.; Lamonica, J. M.; Kim, Yoon Jung; Zhao, B. S.; He, C.; Vahedi, G.; Kim, Tae Hoon; Zhou, Z.
      Genetic variants associated with autism spectrum disorders (ASDs) are enriched in genes encoding synaptic proteins and chromatin regulators. Although the role of synaptic proteins in ASDs is widely studied, the mechanism ...
    • Low Power Greenhouse Gas Sensors for Unmanned Aerial Vehicles 

      Khan, Amir; Schaefer, David; Tao, Lei; Miller, David J.; Sun, Kang; Zondlo, Mark A.; Harrison, William A.; Roscoe, Bryan; Lary, David J. (2012-05-09)
      We demonstrate compact, low power, lightweight laser-based sensors for measuring trace gas species in the atmosphere designed specifically for electronic unmanned aerial vehicle (UAV) platforms. The sensors utilize ...
    • Low-Temperature Microstructural Studies on Superconducting CaFe₂As₂ 

      Huyan, S.; Deng, L. Z.; Wu, Z.; Zhao, K.; Sun, J. Y.; Wu, L. J.; Zhao, Y. Y.; Yuan, H. M.; Gooch, M.; Lv, Bing; Zhu, Y.; Chen, S.; Chu, C. W. (Nature Publishing Group, 2019-04-23)
      Undoped CaFe₂As₂ (Ca122) can be stabilized in two slightly different non-superconducting tetragonal phases, PI and PII, through thermal treatments. Upon proper annealing, superconductivity with a T_{c} up to 25 K emerges ...
    • Luminosity Determination in pp Collisions at √s̅ = 8 TeV Using the ATLAS Detector at the LHC 

      Aaboud, M.; Aad, G.; Abbott, B.; Abdallah, J.; Abdinov, O.; Abeloos, B.; Aben, R.; Izen, Joseph M.; Leyton, Michael; Meirose, Bernhard; Namasivayam, Harisankar; Reeves, Kendall; ATLAS Collaboration (Springer New York LLC, 2018-05-15)
      This paper reports a search for triboson W^±W^±W^∓ production in two decay channels (W^±W^±W^∓→ ℓ^± νℓ^± νℓ^∓ ν and W^±W^±W^∓→ ℓ^± νℓ^± νjj with ℓ = e, μ) in proton-proton collision data corresponding to an integrated ...
    • Luminosity Measurements for the R Scan Experiment at BESIII 

      Ablikim, M.; Achasov, M. N.; Ahmed, S.; Ai, X. C.; Albayrak, O.; Albrecht, M.; Ambrose, D. J.; Lou, Xinchou; BESIII Collaboration (Chinese Physical Soc, 2017-06)
      By analyzing the large-angle Bhabha scattering events e⁺e⁻ → (γ)e⁺e⁻ and diphoton events e⁺e⁻ → (γ)γγ for the data sets collected at center-of-mass (c.m.) energies between 2.2324 and 4.5900 GeV (131 energy points in total) ...
    • Magnetic Nanopantograph in the SrCu₂(BO₃)₂ Shastry-Sutherland Lattice 

      Radtke, Guillaume; Saúl, Andrés; Dabkowska, Hanna A.; Salamon, Myron B.; Jaime, Marcelo (National Academy of Sciences, 2015-02-02)
      Magnetic materials having competing, i.e., frustrated, interactions can display magnetism prolific in intricate structures, discrete jumps, plateaus, and exotic spin states with increasing applied magnetic fields. When the ...
    • Magnetic Torsional Actuation of Carbon Nanotube Yarn Artificial Muscle 

      Lee, D. W.; Kim, S. H.; Kozlov, Mikhail E.; Lepró, Xavier; Baughman, Ray H.; Kim, S. J.
      Magnetically driven torsional actuation of a multiwalled carbon nanotube (MWNT) yarn was realized by first biscrolling NdFeB magnetic particles into helical yarn corridors to make a magnetic MWNT yarn. The actuating device ...
    • Magnetic, Thermodynamic, and Electrical Transport Properties of the Noncentrosymmetric B20 Germanides MnGe and CoGe 

      Ditusa, J. F.; Zhang, S. B.; Yamaura, K.; Xiong, Y.; Prestigiacomo, J. C.; Fulfer, B. W.; Adams, P. W.; Brickson, M. I.; Browne, D. A.; Capan, C.; Fisk, Z.; Chan, Julia Y. (American Physical Society, 2014-10-03)
      We present magnetization, specific heat, resistivity, and Hall effect measurements on the cubic B20 phase of MnGe and CoGe and compare to measurements of isostructural FeGe and electronic-structure calculations. In MnGe, ...
    • Majorana Fermions in Quasi-One-Dimensional and Higher-Dimensional Ultracold Optical Lattices 

      Qu, Chunlei; Gong, Ming; Xu, Yong; Tewari, Sumanta; Zhang, Chuanwei (2015-08-14)
      We study Majorana fermions (MFs) in quasi-one dimensional (quasi-1D) and higher-dimensional fermionic optical lattices with a strictly 1D spin-orbit coupling, which has already been realized in cold atom experiments. We ...
    • Mammalian Metallothionein-3: New Functional and Structural Insights 

      Vasak, Milan; Meloni, Gabriele (MDPI AG, 2017-05-24)
      Metallothionein-3 (MT-3), a member of the mammalian metallothionein (MT) family, is mainly expressed in the central nervous system (CNS). MT-3 possesses a unique neuronal growth inhibitory activity, and the levels of this ...
    • A Maximal Element Theorem in FWC-Spaces and its Applications 

      Lu, Haishu; Hu, Qingwen; Miao, Yulin (Hindawi Publishing Corporation, 2014-03-20)
      A maximal element theorem is proved in finite weakly convex spaces (FWC-spaces, in short) which have no linear, convex, and topological structure. Using the maximal element theorem, we develop new existence theorems of ...