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Irradiation with high energy photons (10.2 - 11.8 eV) was applied to small diamondoids isolated in solid rare gas matrices at low temperature. The photoproducts were traced via UV absorption spectroscopy. We found that upon ionization the…

Chemical Physics · Physics 2011-04-20 M. Steglich , F. Huisken , J. E. Dahl , R. M. K. Carlson , Th. Henning

Molecular Mechanics describes molecules as particle configurations interacting via classical potentials. These {\it configurational energies} usually consist of the sum of different phenomenological terms which are tailored to the…

Materials Science · Physics 2017-01-11 Manuel Friedrich , Paolo Piovano , Ulisse Stefanelli

As a prototypical Mott insulator with ferromagnetic ordering, YTiO3 (YTO) is of great interest in the study of strong electron correlation effects and orbital ordering. Here we report the first molecular beam epitaxy (MBE) growth of YTO…

High-resolution mass spectra of helium droplets doped with C$_{60}$ and formic acid (FA) are ionized by electrons. Positive ion mass spectra reveal cluster ions [(C$_{60}$)$_p$FA$_n$]$^+$ together with their hydrogenated and dehydrogenated…

Atomic and Molecular Clusters · Physics 2022-11-21 Masoomeh Mahmoodi-Darian , Elias Jabbour Al Maalouf , Samuel Zöttl , Paul Scheier , Olof Echt

We study the structure of very thin liquid crystal films frustrated by antagonistic anchorings in the smectic phase. In a cylindrical geometry, the structure is dominated by the defects for film thicknesses smaller than 150 nm and the…

We reveal that the periodic radius modulation peculiar to one-dimensional (1D) peanut-shaped fullerene (C$_{60}$) polymers exerts a strong influence on their low-frequency phonon states and their interactions with mobile electrons. The…

Mesoscale and Nanoscale Physics · Physics 2015-05-27 Shota Ono , Hiroyuki Shima

Optical and electronic phenomena in solids arise from the behaviour of electrons and holes (unoccupied states in a filled electron sea). Electron-hole symmetry can often be invoked as a simplifying description, which states that electrons…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 Pablo Jarillo-Herrero , Sami Sapmaz , Cees Dekker , Leo P. Kouwenhoven , Herre S. J. van der Zant

We consider transport through a single N@C60 molecule, weakly coupled to metallic leads. Employing a density-matrix formalism we derive rate equations for the occupation probabilities of many-particle states of the molecule. We calculate…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Florian Elste , Carsten Timm

The LnSbTe family is well known for hosting a plethora of intriguing characteristics stemming from its crystalline symmetry, magnetic structure, 4f electronic correlations and spin orbit coupling (SOC) phenomena. In this paper, we have…

Optical measurements on doped C$_{60}$ films provide evidence for a transition from a high temperature conducting phase to a low temperature insulating phase in quenched Rb$_1$C$_{60}$ and K$_1$C$_{60}$ compounds, while Cs$_1$C$_{60}$ did…

Condensed Matter · Physics 2007-05-23 Daniel Koller , Michael C. Martin , Laszlo Mihaly

We aim to analytically arrive at a beam splitter formulation for electron waves. The electron beam splitter is an essential component of quantum logical devices. To arrive at the beam splitter structure, the electrons are treated as waves,…

Quantum Physics · Physics 2010-12-10 A. Shanker , D. Bhowmik , T. K. Bhattacharya

The present investigation reports on the fabrication and characterization of heterojunctions based on in situ Eu doped CdO layers, which were deposited on p-type silicon using the plasma assisted molecular beam epitaxy (PA MBE) method. The…

The band structure of the novel low-temperature thermoelectric material, \CBT, is calculated and analyzed using the semi-classic transport equations. It is shown that to obtain a quantitative agreement with measured transport properties a…

Materials Science · Physics 2007-05-23 Lars Lykke , Bo B. Iversen , Georg K. H. Madsen

The stability of Ne@C$_{60}$ and He@C$_{60}$ is discussed in the context of a spherical model where the carbon atoms are smeared out into a uniform shell. The electronic properties of the sixty $\pi$ electrons together with those of the…

chem-ph · Physics 2008-02-03 Dennis P. Clougherty

Employing a rigorous theoretical method for the construction of exact many-electron ground states we prove that interactions can be employed to tune a bare dispersive band structure such that it develops a flat band. Thereby we show that…

Strongly Correlated Electrons · Physics 2010-12-30 Zsolt Gulacsi , Arno Kampf , Dieter Vollhardt

The LnSbTe (Ln = Lanthanides) family, like isostructural ZrSiS type compounds, has emerged as a fertile playground for exploring the interaction of electronic correlations and magnetic ordering with the nodal line band topology. Here, we…

We provide a general theoretical platform based on quantized radiation in absorptive and inhomogeneous media for investigating the coherent interaction of light with metallic structures in the immediate vicinity of quantum emitters. In the…

Optics · Physics 2013-04-17 Xue-Wen Chen , Vahid Sandoghdar , Mario Agio

Rhombohedral graphite features peculiar electronic properties, including persistence of low-energy surface bands of a topological nature. Here, we study the contribution of electron-hole excitations towards inelastic light scattering in…

Mesoscale and Nanoscale Physics · Physics 2019-09-13 A. Garcia-Ruiz Fuentes , S. Slizovskiy , M. Mucha-Kruczynski , V. I. Fal'ko

The electronic band structure of a liquid metal was investigated by measuring precisely the evolution of angle-resolved photoelectron spectra during the melting of a Pb monolayer on a Si(111) surface. We found that the liquid monolayer…

Materials Science · Physics 2011-09-23 Keun Su Kim , Han Woong Yeom

Possibility of a ferromagnetic semiconductor single wall carbon nanotube (SWCNT), where ferromagnetism is due to coupling between doped magnetic impurity on a zigzag SWCNT and electrons spin, is investigate. We found, in the weak…

Mesoscale and Nanoscale Physics · Physics 2020-01-07 Rostam Moradian , Ali Fathalian
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