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Physics: Recent submissions

  • Unruh-like effects: effective temperatures along stationary worldlines 
    Good, Michael R.R.; Ju´arez-Aubry, Benito A.; Moustos, Dimitris; Temirkhan, Maksat (Springer Verlag, 2020-06)
    We study the detailed balance temperatures recorded along all classes of stationary, uniformly accelerated worldlines in four-dimensional Minkowski spacetime, namely along (i) linear uniform acceleration, (ii) cusped, ...
  • Expectation Values of Singular Operators in Variational Calculations of Atomic P-States 
    Shomenov, Toreniyaz (Nazarbayev University School of Sciences and Humanities, 2020-05-05)
    Expectation values of singular operators evaluated in the framework of the Rayleigh-Ritz variational method in quantum mechanics may show slow convergence with increasing the number of basis functions, K. An example of ...
  • Analysis of Individual Extensive Air Shower using Pulse Shape Information 
    Yessimbet, Kamilya (Nazarbayev University School of Sciences and Humanities, 2018-04-23)
    Study of Ultra-High energy Cosmic Rays (UHECR) coming to Earth from the deep cosmos has the potential to open the veil on some remaining mysteries in the field of High Energy Physics and Astrophysics. Horizon-T detector ...
  • Brick-By-Brick: A Construction of ’t Hooft’s Brick Wall 
    Gilman, Narynbek (Nazarbayev University School of Sciences and Humanities, 2020)
    A pedagogical construction and review, aimed at the undergraduate level, are given of the brick wall model. The brick wall is a finite region just outside the event horizon of a black hole. It is introduced in order to ...
  • Simultaneous characterization of cross- and in-plane thermal transport in insulator patterned by directionally aligned nano-channels 
    Abdullaev, A.; Utegulov, Zhandos N.; Chauhan, Vinay S.; O’Connell, Jacques; Skuratov, Vladimir; Khafizov, M. (AIP Publishing, 2020-01-06)
    Anisotropic thermal transport behavior was investigated in a single crystal sapphire patterned by vertically aligned few-nanometer diameter and several micrometer long cylindrical ion tracks. These ion tracks were introduced ...
  • Horizon-T experiment and detection of Extensive air showers with unusual structure 
    Beznosko, Dmitriy; Beisembaev, R. U.; Baigarin, Kanat; Batyrkhanov, Ayan; Beisembaeva, Elena; Beremkulov, Т.; Dalkarov, O.D.; Iakovlev, Alexander; Ryabov, Vladimir; Suleimenov, N. S.; Sadykov, Turlan; Tagay, Zhenisbek; Uakhitov, T.; Vildanova, M. I.; Zhukov, V. V. (IOP Publishing, 2020-01-01)
    Horizon-T is an innovative detector system constructed to study temporary structure of Extensive Air Showers (EAS) in the energy range above ~1016 eV coming from a wide range of zenith angles (up to 80°). The system, located ...
  • Extensive air showers event reconstruction using spatial and temporary particle distribution at Horizon-T experiment 
    Beznosko, Dmitriy; Yelshibekov, Khalykbek; Beisembaev, Rashid; Beisembaeva, Elena; Beremkulov, Т.; Iakovlev, Alexander; Jakupov, S; Sheverdin, A; Tagay, Zhenisbek; Uakhitov, T.; Vildanova, M.I.; Zhukov, V.V. (IOP Publishing, 2020-01-01)
    Content from this work may be used under the terms of the Creative Commons Attribution 3.0 licence. Any further distribution of this work must maintain attribution to the author(s) and the title of the work, journal citation ...
  • Note on the mass–radius relations for spherical compact objects in general relativity with semi-classical corrections 
    Nussupbekov, Ayan; Malafarina, Daniele (SpringerOpen, 2020-03-12)
    We consider the effects that modifications to general relativity (GR) at high densities may have on the structure of spherical compact objects. Such effects can be modeled via semi-classical corrections that are manifest ...
  • Dust spectrum and polarisation at 850 µm in the massive IRDC G035.39-00.33 
    Juvela, Mika; Guillet, Vincent; Liu, Tie; Ristorcelli, Isabelle; Pelkonen, Veli-Matti; Alina, Dana; Bronfman, Leonardo; Eden, David J.; Kim, Kee Tae; Koch, Patrick M.; Kwon, Woojin; Lee, Chang Won; Malinen, Johanna; Micelotta, Elisabetta; Montillaud, Julien; Rawlings, Mark G.; Sanhueza, Patricio; Soam, Archana; Traficante, Alessio; Ysard, Nathalie; Zhang, Chuan-Peng (Astronomy & Astrophysics, 2018-11-23)
    Context. The sub-millimetre polarisation of dust emission from star-forming clouds carries information on grain properties and on the effects that magnetic fields have on cloud evolution. Aims. Using observations of a ...
  • Zeeman gyrotropic scatterers: Resonance splitting, anomalous scattering, and embedded eigenstates 
    Valagiannopoulos, Constantinos; Gangaraj, S Ali Hassani; Monticone, Francesco (Nanomaterials and Nanotechnology, 2018-09-03)
    Anomalous scattering effects (invisibility, superscattering, Fano resonances, etc) enabled by complex media and metamaterials have been the subject of intense efforts in the past couple of decades. In this article, we ...
  • Thermodynamic and holographic information dual to volume 
    Momeni, Davood; Faizal, Mir; Alsaleh, Salwa; Alasfar, Lina; Myrzakul, Aizhan; Myrzakulov, Ratbay (Eur. Phys. J., 2018)
    In this paper, we will analyze the connection between the fidelity susceptibility, the holographic complexity and the thermodynamic volume. We will regularize the fidelity susceptibility and the holographic complexity by ...
  • PMMA Thin Film with Embedded Carbon Quantum Dots for Post-Fabrication Improvement of Light Harvesting in Perovskite Solar Cells 
    Maxim, Askar A.; Sadyk, Shynggys N.; Aidarkhanov, Damir; Surya, Charles; Ng, Annie; Hwang, Yoon-Hwae; Atabaev, Timur; Jumabekov, Askhat (MDPI, 2020-02-09)
    Perovskite solar cells (PSCs) with a standard sandwich structure suffer from optical transmission losses due to the substrate and its active layers. Developing strategies for compensating for the losses in light harvesting ...
  • Perovskite solar cells with a hybrid electrode structure 
    Jumabekov, Askhat; Hu, Yinghong; Adhyaksa, Gede W. P.; DeLuca, Giovanni; Simonov, Alexandr N.; Duffy, Noel W.; Reichmanis, Elsa; Bach, Udo; Docampo, Pablo; Bein, Thomas; Garnett, Erik C.; Chesman, Anthony S. R. (AIP Publishing, 2019-12-23)
    Perovskite solar cells (PSCs) with a novel hybrid electrode structure, in which a single device can operate with either a vertical (sandwich) or lateral (back-contact) configuration of contacts, are demonstrated in this ...
  • Optimally Sharp Energy Filtering of Quantum Particles via Homogeneous Planar Inclusions 
    Valagiannopoulos, Constantinos (Nature Research, 2020-01-21)
    Some of the most influential players from academia and industry have recently expressed concrete interest for quantum engineering applications, especially for new concepts in controlling and processing the quantum signals ...
  • Ground and excited S-1 states of the beryllium atom 
    Hornyak, Istvan; Adamowicz, Ludwik; Bubin, Sergiy (American Physical Society, 2019-09-04)
    Benchmark calculations of the total and transition energies of the four lowest S-1 states of the beryllium atom are performed. The computational approach is based on variational calculations with finite mass of the nucleus. ...
  • Antiresonances and Ultrafast Resonances in a Twin Photonic Oscillator 
    Kominis, Yannis; Choquette, Kent D.; Bountis, Anastassios; Kovanis, Vassilios (Institute of Electrical and Electronics Engineers, 2019-02)
    We consider the properties of the small-signal modulation response of symmetry-breaking phase-locked states of twin coupled semiconductor lasers. The extended stability and the varying asymmetry of these modes allows for ...
  • Conformal High-K Dielectric Coating of Suspended Single-Walled Carbon Nanotubes by Atomic Layer Deposition 
    Kemelbay, Aidar; Tikhonov, Alexander; Aloni, Shaul; Kuykendall, Tevye R. (MDPI, 2019-08)
    As one of the highest mobility semiconductor materials, carbon nanotubes (CNTs) have been extensively studied for use in field effect transistors (FETs). To fabricate surround-gate FETs— which offer the best switching ...
  • Magnetic Fields in the Infrared Dark Cloud G34.43+0.24 
    Soam, Archana; Liu, Tie; Andersson, B-G; Lee, Chang Won; Liu, Junhao; Juvela, Mika; Li, Pak Shing; Goldsmith, Paul F.; Zhang, Qizhou; Koch, Patrick M.; Kim, Kee-Tae; Qiu, Keping; Evans, Neal J., II; Johnstone, Doug; Thompson, Mark; Ward-Thompson, Derek; Di Francesco, James; Tang, Ya-Wen; Montillaud, Julien; Kim, Gwanjeong; Mairs, Steve; Sanhueza, Patricio; Kim, Shinyoung; Berry, David; Gordon, Michael S.; Tatematsu, Ken'ichi; Liu, Sheng-Yuan; Pattle, Kate; Eden, David; McGehee, Peregrine M.; Wang, Ke; Ristorcelli, I.; Graves, Sarah F.; Alina, Dana; Lacaille, Kevin M.; Montier, Ludovic; Park, Geumsook; Kwon, Woojin; Chung, Eun Jun; Pelkonen, Veli-Matti; Micelotta, Elisabetta R.; Saajasto, Mika; Fuller, Gary (IOP PUBLISHING, 2019-09-24)
    We present the B-fields mapped in IRDC G34.43+0.24 using 850 mu m polarized dust emission observed with the POL-2 instrument at the James Clerk Maxwell telescope. We examine the magnetic field geometries and strengths in ...
  • Ground and excited S-1 states of the beryllium atom 
    Hornyak, Istvan; Adamowicz, Ludwik; Bubin, Sergiy (American Physical Society, 2019-09-04)
    Benchmark calculations of the total and transition energies of the four lowest S1 states of the beryllium atom are performed. The computational approach is based on variational calculations with finite mass of the nucleus. ...
  • The geometry of the magnetic field in the central molecular zone measured by PILOT 
    A., Mangilli; J., Aumont; J-Ph, Bernard; A., Buzzelli; G., de Gasperis; J. B., Durrive; K., Ferriere; G., Foenard; A., Hughes; A., Lacourt (ASTRONOMY & ASTROPHYSICS, 2019-09-23)
    We present the first far infrared (FIR) dust emission polarization map covering the full extent of Milky Way’s central molecular zone (CMZ). The data, obtained with the PILOT balloon-borne experiment, covers the Galactic ...