• Supergravity with mimetic dark matter 

  Chamseddine, Ali (2021)

  We formulate a supersymmetric version of gravity with mimetic dark matter. The coupling of a constrained chiral multiplet to N=1 supergravity is made locally supersymmetric using the rules of tensor calculus. The chiral ...
• Synthesis of nano-grained MnO2 thin films by laser ablation 

  Tabbal M.; Abi-Akl M.; Isber S.; Majdalani E.; Christidis T. (BELLINGHAM1000 20TH ST, PO BOX 10, BELLINGHAM, WA 98227-0010 USA, 2009)

  Manganese dioxide (MnO2) is considered as one of the most attractive compound among the manganese oxide phases due to its fundamental chemical and physical properties, its use in energy-storage devices, electrochemical ...
• The uncanny precision of the spectral action 

  Chamseddine A.H.; Connes A. (NEW YORK233 SPRING ST, NEW YORK, NY 10013 USA, 2009)

  Noncommutative geometry has been slowly emerging as a new paradigm of geometry which starts from quantum mechanics. One of its key features is that the new geometry is spectral in agreement with the physical way of measuring ...
• Gauduchon-Tod structures, Sim holonomy and de Sitter supergravity 

  Grover J.; Gutowski J.B.; Herdeiro C.A.R.; Meessen P.; Palomo-Lozano A.; Sabra W.A. (NEW YORK233 SPRING ST, NEW YORK, NY 10013 USA, 2009)

  Solutions of five-dimensional De Sitter supergravity admitting Killing spinors are considered, using spinorial geometry techniques. It is shown that the null solutions are defined in terms of a one parameter family of ...
• Five dimensional non-supersymmetric black holes and strings 

  Gutowski J.B.; Sabra W.A. (NEW YORK233 SPRING ST, NEW YORK, NY 10013 USA, 2009)

  We study non-supersymmetric solutions of five dimensional N = 2 supergravity theories coupled to an arbitrary number of abelian vector multiplets. The solutions constructed can be considered as deformations of known ...
• Satellite dynamics on the laplace surface 

  Tremaine S.; Touma J.; Namouni F. (BRISTOLDIRAC HOUSE, TEMPLE BACK, BRISTOL BS1 6BE, ENGLAND, 2009)

  The orbital dynamics of most planetary satellites is governed by the quadrupole moment from the equatorial bulge of the host planet and the tidal field from the Sun. On the Laplace surface, the long-term orbital evolution ...
• Stretching and compression of a macromolecule under different modes of mechanical manupulations 

  Skvortsov A.M.; Klushin L.I.; Birshtein T.M. (NEW YORK233 SPRING ST, NEW YORK, NY 10013-1578 USA, 2009)

  This review is concerned with the response of an isolated polymer chain subjected to the action of the two different modes of the mechanical impact on the chain ends. In one mode, the end-to-end distance is changed in a ...
• EPR study of local symmetry sites of Ce3+ in Pb1-x Cex A (A=S, Se, and Te) 

  Gratens X.; Bindilatti V.; Chitta V.A.; Oliveira N.F.; Isber S.; Golacki Z. (COLLEGE PKONE PHYSICS ELLIPSE, COLLEGE PK, MD 20740-3844 USA, 2009)

  The local site symmetry of Ce3+ ions in the diluted magnetic semiconductors Pb1-x Cex A (A=S, Se, and Te) has been investigated by electron-paramagnetic resonance (EPR). The experiments were carried out on single crystals ...
• The escape transition of a polymer: A unique case of non-equivalence between statistical ensembles 

  Dimitrov D.I.; Klushin L.I.; Skvortsov A.; Milchev A.; Binder K. (NEW YORK233 SPRING ST, NEW YORK, NY 10013 USA, 2009)

  A flexible polymer chain under good solvent conditions, end-grafted on a flat repulsive substrate surface and compressed by a piston of circular cross-section with radius L may undergo the so-called escape transition when ...
• Temperature effects in the mechanical desorption of an infinitely long lattice chain: Re-entrant phase diagrams 

  Skvortsov A.M.; Klushin L.I.; Fleer G.J.; Leermakers F.A.M. (MELVILLECIRCULATION and FULFILLMENT DIV, 2 HUNTINGTON QUADRANGLE, STE 1 N O 1, MELVILLE, NY 11747-4501 USA, 2009)

  We consider the mechanical desorption of an infinitely long lattice polymer chain tethered at one end to an adsorbing surface. The external force is applied to the free end of the chain and is normal to the surface. There ...
• HKT geometry and de Sitter supergravity 

  Grover J.; Gutowski J.B.; Herdeiro C.A.R.; Sabra W. (AMSTERDAMPO BOX 211, 1000 AE AMSTERDAM, NETHERLANDS, 2009)

  Solutions of five-dimensional minimal de Sitter supergravity admitting Killing spinors are considered. It is shown that the timelike solutions are determined in terms of a four-dimensional hyper-Kähler torsion (HKT) manifold. ...
• On the onset of type I edge localized modes 

  Antar G.Y.; Krasheninnikov S.I.; Snyder P.B.; Moyer R.A.; Pugno R.; Gray D.S. (VIENNAWAGRAMERSTRASSE 5, PO BOX 100, A-1400 VIENNA, AUSTRIA, 2009)

  The onset of type I edge localized modes (ELMs) is investigated on the DIII-D tokamak. A fast imaging camera is used with an integration time of 1 νs and a time between frames of about 15 νs continuously recording for a ...
• Gauss's method for secular dynamics, softened 

  Touma J.R.; Tremaine S.; Kazandjian M.V. (MALDENCOMMERCE PLACE, 350 MAIN ST, MALDEN 02148, MA USA, 2009)

  We show that the algorithm proposed by Gauss to compute the secular evolution of gravitationally interacting Keplerian rings extends naturally to softened gravitational interactions. The resulting tool is ideal for the ...
• Partition function, metastability, and kinetics of the escape transition for an ideal chain 

  Klushin L.I.; Skvortsov A.M.; Leermakers F.A.M. (COLLEGE PKONE PHYSICS ELLIPSE, COLLEGE PK, MD 20740-3844 USA, 2004)

  The exact partition of the gaussian chain squeezed between two cylinders for a phase transition in a single macromolecule is analyzed. The polymer chain is squeezed between two pistons which results in abrupt transition ...
• Massive stars: Input physics and stellar models 

  El Eid M.F.; The L.-S.; Meyer B.S. (DORDRECHTVAN GODEWIJCKSTRAAT 30, 3311 GZ DORDRECHT, NETHERLANDS, 2009)

  We present a general overview of the structure and evolution of massive stars of masses ≥12 M ⊙ during their pre-supernova stages. We think it is worth reviewing this topic owing to the crucial role of massive stars in ...
• Consistent reductions of IIB*-M* theory and de Sitter supergravity 

  Liu J.T.; Wen W.-Y.; Sabra W.A. (NEW YORK233 SPRING ST, NEW YORK, NY 10013 USA, 2004)

  We construct consistent non-linear Kaluza Klein reduction ansatze for a subset of fields arising from the reduction of IIB* and M* theory on dS5 × H5 and dS4 × AdS 7, respectively. These reductions yield four and ...
• Universal properties of a single polymer chain in slit: Scaling versus molecular dynamics simulations 

  Dimitrov D.I.; Milchev A.; Binder K.; Klushin L.I.; Skvortsov A.M. (MELVILLECIRCULATION and FULFILLMENT DIV, 2 HUNTINGTON QUADRANGLE, STE 1 N O 1, MELVILLE, NY 11747-4501 USA, 2008)

  We revisit the classical problem of a polymer confined in a slit in both of its static and dynamic aspects. We confirm a number of well known scaling predictions and analyze their range of validity by means of comprehensive ...
• Escape transition of a polymer chain from a nanotube: How to avoid spurious results by use of the force-biased pruned-enriched Rosenbluth algorithm 

  Hsu H.-P.; Binder K.; Klushin L.I.; Skvortsov A.M. (COLLEGE PKONE PHYSICS ELLIPSE, COLLEGE PK, MD 20740-3844 USA, 2008)

  A polymer chain containing N monomers confined in a finite cylindrical tube of diameter D grafted at a distance L from the open end of the tube may undergo a rather abrupt transition, where part of the chain escapes from ...
• Turbulence during H- and L-mode plasmas in the scrape-off layer of the ASDEX Upgrade tokamak 

  Antar G.Y.; Tsalas M.; Wolfrum E.; Rohde V. (BRISTOLTEMPLE CIRCUS, TEMPLE WAY, BRISTOL BS1 6BE, ENGLAND, 2008)

  We present evidence showing that the statistical properties of turbulence in the scrape-off layer (SOL) are not modified in a high-confinement mode (H-mode) inbetween edge-localized modes (ELMs) with respect to a low ...
• Dragging a polymer chain into a nanotube and subsequent release 

  Klushin L.I.; Skvortsov A.M.; Hsu H.-P.; Binder K. (WASHINGTON1155 16TH ST, NW, WASHINGTON, DC 20036 USA, 2008)

  We present a scaling theory and Monte Carlo (MC) simulation results for a flexible polymer chain slowly dragged by one end into a nanotube. We also describe the situation when the completely confined chain is released and ...

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