English
Related papers

Related papers: Screening and antiscreening effects in endohedral …

200 papers

Spherical confinement can alter the properties of a dipolar fluid in several different ways. In an atomistic molecular dynamics simulation study of two different dipolar liquids (SPC/E water and a model Stockmayer fluid) confined to…

Soft Condensed Matter · Physics 2019-04-12 Sayantan Mondal , Subhajit Acharya , Biman Bagchi

The COVID-19 pandemic has shown the urgent need for the development of efficient, durable, reusable and recyclable filtration media for the deep-submicron size range. Here we demonstrate a multifunctional filtration platform using porous…

Structural order parameters of a smectic liquid crystal confined into the columnar form of porous silicon are studied using neutron scattering and optical spectroscopic techniques. It is shown that both the translational and orientational…

Soft Condensed Matter · Physics 2011-06-08 Ronan Lefort , Denis Morineau , Régis Guégan , Moréac Alain , Claude Ecolivet , Mohammed Guendouz

We investigate the photoconductance of single-walled carbon nanotube-nanocrystalhybrids. The nanocrystals are bound to the nanotubes via molecular recognition. We find that the photoconductance of the hybrids can be adjusted by the…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 B. Zebli , H. A. Vieyra , I. Carmeli , A. Hartschuh , J. P. Kotthaus , A. W. Holleitner

We noted that the tunneling-percolation framework is quite well understood at the extreme cases of percolation-like and hopping-like behaviors but that the intermediate regime has not been previously discussed, in spite of its relevance to…

Materials Science · Physics 2015-05-18 G. Ambrosetti , C. Grimaldi , I. Balberg , T. Maeder , A. Danani , P. Ryser

The influence of the in-plane anisotropy on the magnetization of a nanogranular film with perpendicular anisotropy has been studied. It is shown that if a magnetic field is tilted with respect to the film normal, a critical transition from…

Mesoscale and Nanoscale Physics · Physics 2015-01-29 M. M. Kulyk , V. M. Kalita , A. F. Lozenko , S. M. Ryabchenko , O. V. Stognei , A. V. Sitnikov

Subwavelength periodic confinement can collectively and selectively enhance local light intensity and enable control over the photo-induced phase transformations at the nanometer scale. Standard nanofabrication process can result in…

Iron-based layered systems are of great interest because of their ability to tune effective material parameters such as magnetic anisotropy energy (MAE). The influence of the crystallographic structure of Fe, its thickness, and the presence…

Materials Science · Physics 2023-12-05 Joanna Marciniak , Mirosław Werwiński , Justyna Rychły-Gruszecka

Applying an electric field to polarisable colloidal particles, whose permittivity differs from that of the dispersing medium, generates induced dipoles that promote the formation of string-like clusters and ultimately alter the fluid…

Soft Condensed Matter · Physics 2022-11-23 Luca Tonti , Fabián Alonso García Daza , Alessandro Patti

Nanoporous materials have the potential to be used as \emph{molecular sieves} to separate chemical substances in a mixture via selective adsorption and kinetic sieving. The separation of isotopologues is also possible via the so-called…

Mesoscale and Nanoscale Physics · Physics 2021-09-15 Manel Mondelo-Martell , Fermín Huarte-Larrañaga

Anisotropy is an intrinsic factor that dictates the magnetic properties of YBCO, thus with great impact for many applications. Artificial pinning centres are often introduced in an attempt to mitigate its effect, resulting in less…

Superconductivity · Physics 2020-04-22 N. Pompeo , A Alimenti , K Torokhtii , E Bartolomé , A Palau , T Puig , A Augieri , V Galluzzi , A Mancini , G Celentano , X Obradors , E Silva

The self-assembly mechanism of one-end-open carbon nanotubes (CNTs) suspended in an aqueous solution was studied by molecular dynamics simulations. It was shown that two one-end-open CNTs with different diameters can coaxially self-assemble…

Mesoscale and Nanoscale Physics · Physics 2017-07-31 Hang Xiao , Xiaoyang Shi , Xi Chen

How the geometry of nano-sized confinement affects dynamics of biomaterials is interesting yet poorly understood. An elucidation of structural details upon nano-sized confinement may benefit manufacturing pharmaceuticals in biomaterial…

Biological Physics · Physics 2015-05-13 Shao-Qing Zhang , Margaret S. Cheung

A powerful technique is introduced for simulating mechanical and electromechanical properties of one-dimensional nanostructures under arbitrary combinations of bending, twisting, and stretching. The technique is based on a novel control of…

Mesoscale and Nanoscale Physics · Physics 2016-09-28 Pekka Koskinen

Structural and energy characteristics of the smallest magnetic endofullerene Fe@C20 have been calculated using the density functional theory approach. The ground state of Fe@C20 is found to be a septet state, and the magnetic moment of…

Optical and vibrational properties of bare and CdS shelled CdSe nanocrystalline particles are investigated. To confirm the formation of such nanocrystals in our samples we estimate their average particle sizes and size distributions using…

Materials Science · Physics 2009-11-10 A. Singha , B. Satpati , P. V. Satyam , Anushree Roy

Electronic many-body correlation effects in one-dimensional (1D) systems such as carbon nanotubes have been predicted to modify strongly the nature of photoexcited states. Here we directly probe this effect using broadband elastic light…

We study the angular scattering properties of individual core-shell nanoparticles that support simultaneously both electric and optically-induced magnetic resonances of different orders. In contrast to the approach to suppress the backward…

Optics · Physics 2014-06-25 Wei Liu , Jianfa Zhang , Bing Lei , Wenke Xie , Haotong Ma , Haojun Hu

In recent years, compact nanodosimetric detectors based on ion multiplication in low-pressure gas have been developed and gained attention in the scientific community. These detectors use strong electric fields to collect and multiply…

Feynman path-integral deep potential molecular dynamics (PI-DPMD) calculations have been employed to study both light (H$_2$O) and heavy water (D$_2$O) within the isothermal-isobaric ensemble. In particular, the deep neural network is…

Chemical Physics · Physics 2020-12-10 Jianhang Xu , Chunyi Zhang , Linfeng Zhang , Mohan Chen , Biswajit Santra , Xifan Wu
‹ Prev 1 8 9 10 Next ›