Now showing items 375-394 of 823

    • KELT-22Ab: A Massive, Short-Period Hot Jupiter Transiting a Near-Solar Twin 

      Labadie-Bartz, Jonathan; Rodriguez, Joseph E.; Stassun, Keivan G.; Ciardi, David R.; Penev, Kaloyan; Johnson, Marshall C.; Gaudi, B. Scott (IOP Publishing Ltd, 2019-01-21)
      We present the discovery of KELT-22Ab, a hot Jupiter from the KELT-South survey. KELT-22Ab transits the moderately bright (V ~ 11.1) Sun-like G2V star TYC 7518-468-1. The planet has an orbital period of P = 1.3866529 ± ...
    • 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, ...
    • Langmuir Turbulence In Coastal Zones: Structure and Length Scales 

      Shrestha, Kalyan; Anderson, William; Kuehl, J.
      Langmuir turbulence is a boundary layer oceanographic phenomenon of the upper layer that is relevant to mixing and vertical transport capacity. It is a manifestation of imposed aerodynamic stresses and the aggregate ...
    • Large-Scale Realistic Network Data Generation on a Budget 

      Ricks, Brian; Tague, P.; Thuraisingham, Bhavani M.
      Many novel problems in computer networking require relevant network trace data during the research process. Unfortunately, such data can often be hard to find, which becomes a problem within itself. While generating ...
    • 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) ...
    • Layered Graphs: Applications and Algorithms 

      Chitturi, Bhadrachalam; Balachander, S.; Satheesh, S.; Puthiyoppil, K.
      The computation of distances between strings has applications in molecular biology, music theory and pattern recognition. One such measure, called short reversal distance, has applications in evolutionary distance computation. ...
    • Leaky Expression of Channelrhodopsin-2 (ChR2) In Ai32 Mouse Lines 

      Prabhakar, Arthi; Vujovic, D.; Cui, L.; Olson, W.; Luo, W.
      Optogenetics enables the selective activation of genetically-targeted neuronal populations using light-sensitive ion channels. Genetic strategies using Cre-dependent mouse strains, especially the Ai32 line expressing ...
    • Learning Through Observation or Through Acquisition? Innovation Performance as an Outcome of Internal and External Knowledge Combination 

      Jiang, M. S.; Jiao, J.; Lin, Z.; Xia, Jun (Springer New York LLC, 2019-06-08)
      Although the importance of external and internal knowledge combination for innovation is well recognized, the effectiveness of different patterns of combination requires further investigation. We consider spillovers of ...
    • Left-Orderability for Surgeries on Twisted Torus Knots 

      Tran, Anh T. (Japan Academy, 2019-01)
      We show that the fundamental group of the 3-manifold obtained by p/q-surgery along the (n - 2)-twisted (3, 3m + 2)-torus knot, with n, m ≥ 1, is not left-orderable if p/q ≥ 2n + 6m - 3 and is left-orderable if p/q is ...
    • Leveraging Frequency-Dependent Kernel and Dip-Based Clustering for Robust Speech Activity Detection in Naturalistic Audio Streams 

      Dubey, Harishchandra; Sangwan, Abhijeet; Hansen, John H. L.
      Speech activity detection (SAD) is front-end in most speech systems e.g. speaker verification, speech recognition etc. Supervised SAD typically leverages machine learning models trained on annotated data. For applications ...
    • Lexical Dependent Emotion Detection Using Synthetic Speech Reference 

      Lotfian, Reza; Busso, Carlos A. (IEEE-Inst Electrical Electronics Engineers Inc, 2019-02-08)
      This paper aims to create neutral reference models from synthetic speech to contrast the emotional content of a speech signal. Modeling emotional behaviors is a challenging task due to the variability in perceiving and ...
    • Locating and Monitoring Microseismicity, Hydraulic Fracture and Earthquake Rupture Using Elastic Time-Reversal Imaging 

      Yang, Jidong; Zhu, Hejun (Oxford Univ Press on behalf of The Royal Astronomical Society, 2019-01)
      Locating and monitoring passive seismic sources provides us important information for studying subsurface rock deformation, injected fluid migration, regional stress conditions as well as fault rupture mechanism. In this ...
    • 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 Temperature Synthesis of Graphite on Ni Films Using Inductively Coupled Plasma Enhanced CVD 

      Cheng, Lanxia; Yun, Kayoung; Lucero, Antonio; Huang, Jie; Meng, Xin; Lian, Guoda; Nam, Ho-Seok; Wallace, Robert M.; Kim, Moon J.; Venugopal, Archana; Colombo, Luigi; Kim, Jiyoung
      Controlled synthesis of graphite at low temperatures is a desirable process for a number of applications. Here, we present a study on the growth of thin graphite films on polycrystalline Ni films at low temperatures, about ...
    • Low-Complexity Generalized Spatial Modulation Schemes Using Codebook-Assisted MIMO Detectors 

      Chen, Y.; Cheng, W.; Li, C.; Haas, Zygmunt J.
      Generalized spatial modulation (GSM) is an attractive transmission technique for multiple-input multiple-output (MIMO) systems because of its spectral efficiency and energy efficiency. The maximum likelihood (ML) detector ...
    • 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 ...
    • Low-Temperature Thin Film Transistors Based on Pulsed Laser Deposited CdS Active Layers 

      Martinez-Landeros, V. H.; Hernández-Como, N.; Gutierrez-Heredia, G.; Ramirez-Bon, R.; Quevedo-López, Manuel A.; Aguirre-Tostado, F. S.
      Cadmium sulfide (CdS) thin films as n-type semiconductor material were deposited by pulsed laser deposition by varying the argon pressure at room temperature. The structural, morphological and stoichiometric characteristics ...
    • Luminescent Silica-Based Nanostructures from in Vivo Iridium-Doped Diatoms Microalgae 

      Della Rosa, Giulia; Vona, Danilo; Aloisi, Alessandra; Ragni, Roberta; Di Corato, Riccardo; Lo Presti, Marco; Cicco, Stefania R.; Altamura, Emiliano; Taurino, Antonietta; Catalano, Massimo; Farinola, Gianluca M.; Rinaldi, Rosaria (Amer Chemical Soc, 2018-12-12)
      A novel biotechnological approach to the preparation of Ir-doped luminescent silica-based nanostructures is proposed availing use of diatoms microalgae which generate highly nanostructured biosilica shells (frustules) by ...
    • Machine-Learning-Based Parallel Genetic Algorithms for Multi-Objective Optimization in Ultra-Reliable Low-Latency WSNs 

      Chang, Yuchao; Yuan, Xiaobing; Li, Baoqing; Niyato, Dusit; Al-Dhahir, Naofal (Institute of Electrical Electronics Engineers Inc, 2018-12-10)
      Different from conventional wireless sensor networks (WSNs), ultra-reliable and low-latency WSNs (uRLLWSNs), being an important application of 5G networks, must meet more stringent performance requirements. In this paper, ...
    • Malware and Market Share 

      Arce M., Daniel G. (Oxford University Press, 2018-12-26)
      This article presents a game-theoretic model of the interaction between malware creators (hackers) and users. Users select and hackers target information technology platforms based upon each platform’s network externalities ...