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The electric quadrupole transition rates for the high spin yrast states of 104 Pd have been measured by using the DSAM technique. These values decrease with the increase of angular momentum which is a signature of anti-magnetic rotation. A…

Nuclear Experiment · Physics 2014-02-17 N. Rather , S. Roy , P. Datta , S. Chattopadhyay , A. Gowsami , S. Nag , R. Palit , S. Pal , S. Saha , J. Sethi , T. Trivedi , H. C. Jain

I propose that the phase of an electron's wave function changes by $\pi$ when the electron goes around a loop maintaining phase coherence. Equivalently, that the minimum orbital angular momentum of an electron in a ring is $\hbar/2$ rather…

Superconductivity · Physics 2014-11-21 J. E. Hirsch

Aluminum-oxygen reaction is important in many highly energetic, high pressure generating systems. Recent experiments with nanostructured thermites suggest that oxidation of aluminum nanoparticles occurs in a few microseconds. Such rapid…

Mesoscale and Nanoscale Physics · Physics 2015-06-12 Karen S. Martirosyan , Maxim Zyskin

In the sequel of the present study, we have investigated the rotational motion of triaxially deformed nucleus by using the microscopic framework of angular-momentum projection. The Woods-Saxon potential and the schematic separable-type…

Nuclear Theory · Physics 2018-02-21 Mitsuhiro Shimada , Yudai Fujioka , Shingo Tagami , Yoshifumi R. Shimizu

The nature of mobility of ions and water molecules in dilute aqueous solutions of electrolytes (at most fifteen water molecules per ion) is investigated. It is shown that the behavior of the mobility coefficients of water molecules and…

Chemical Physics · Physics 2012-03-20 L. A. Bulavin , I. V. Zhyganiuk , M. P. Malomuzh , K. M. Pankratov

The flow of granular material in a rotating cylinder was simulated by molecular dynamics in two dimensions using spherical as well as nonspherical grains. At very low but constant angular velocity we found that the flow varies irregularly…

Condensed Matter · Physics 2007-05-23 Thorsten Poeschel , Volkhard Buchholtz

Electrical and thermal transport properties of C60 molecules are investigated with density-functional-theory based calculations. These calculations suggest that the optimum contact geometry for an electrode terminated with a single-Au atom…

Mesoscale and Nanoscale Physics · Physics 2015-06-05 G. Géranton , C. Seiler , A. Bagrets , L. Venkataraman , F. Evers

The adsorption of C60 on Si(111) has been studied by means of first-principles density functional calculations. A 2x2 adatom surface reconstruction was used to simulate the terraces of the 7x7 reconstruction. The structure of several…

Energy transfer between different mechanical degrees of freedom in atom-molecule collisions has been widely studied and largely understood. However, systems involving spins remain less explored, especially with a state-to-state precision.…

We simulate structure in the vicinity of different size nanovoids using a new variant of the Molecular Statics, wherein atomic structure in the vicinity of nanovoids and the parameters that define the displacements of atoms placed in…

Materials Science · Physics 2022-02-02 A. V. Nazarov , A. P. Melnikov , A. A. Mikheev , I. V. Ershova

Routinely navigating through an ever-changing and unsteady environment, and utilizing chemical energy, molecular motors transport the cell's crucial components, such as neurotransmitters and organelles. They generate force and pull cargo,…

Biological Physics · Physics 2012-09-28 Bartosz Lisowski , Michał Żabicki

We present the analysis of the molecular gas in the nuclear regions of NGC 4968, NGC 4845, and MCG-06-30-15, with the help of ALMA observations of the CO(2-1) emission line. The aim is to determine the kinematics of the gas in the central…

Buckminsterfullerene, C$_{60}$, has not only a beautiful truncated icosahedral (soccerball) shape, but simple H\"uckel calculations predict a three-fold degenerate lowest unoccupied molecular orbital (LUMO) which can accomodate up to six…

(Context) The change of the rotation period and the orientation of the rotation axis of comet 67P/Churyumov-Gerasimenko (67P/C-G) is deducible from images taken by the scientific imaging instruments on-board the Rosetta mission with high…

Earth and Planetary Astrophysics · Physics 2019-09-25 Tobias Kramer , Matthias Laeuter , Stubbe Hviid , Laurent Jorda , Horst Uwe Keller , Ekkehard Kührt

In this paper, based on a canonical quantization scheme, we study the effect of the relativistic motion of an excited atom on its decay rate in the presence of absorbing and dispersive media. For this purpose, we introduce an appropriate…

Quantum Physics · Physics 2018-06-13 Fariba Shafieiyan , Ehsan Amooghorban , Ali Mahdifar

We present theoretical study of a single disclination motion in a thin free standing hexatic (or smectic-C) film, driven by a large-scale inhomogeneity in the bond (or director) angle. Back-flow effects and own dynamics of the bond angle…

Soft Condensed Matter · Physics 2007-05-23 E. I. Kats , V. V. Lebedev , S. V. Malinin

Depending on the temperature, the C70 solid crystallizes in several structures. At high temperature (T > 340K), the ellipsoidal C70 molecule rotates freely in all directions and may be treated as a uniform thick spherical shell with inner…

Materials Science · Physics 2007-05-23 Sarbpreet Singh , K. Dharamvir , V. K. Jindal

C60-functionalized tips are used to probe C60 molecules on Cu(111) with scanning tunneling and atomic force microscopy. Distinct and complex intramolecular contrasts are found. Maximal attractive forces are observed when for both molecules…

Mesoscale and Nanoscale Physics · Physics 2017-04-28 Nadine Hauptmann , César González , Fabian Mohn , Leo Gross , Gerhard Meyer , Richard Berndt

The interaction between vortex beam (VB) and molecule has drawn much attention in recent years, but the lack of theoretical method somehow limits its further analysis, especially when the molecular rotational degree of freedom is involved…

Optics · Physics 2021-05-04 Guanming Lao

Recent experiments revealed an anomalous dependence of carbon monoxide oxidation at Ru(0001) on oxygen pressure and a particularly high reaction rate. Below we report density functional theory calculations of the energetics and reaction…

Materials Science · Physics 2009-10-30 C. Stampfl , M. Scheffler
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