Results 1 to 10 of about 4,210,866 (206)

SYMMETRY ENERGY IN NUCLEAR SURFACE [PDF]

open access: yesInternational Journal of Modern Physics E, 2009
Interplay between the dependence of symmetry energy on density and the variation of nucleonic densities across nuclear surface is discussed. That interplay gives rise to the mass dependence of the symmetry coefficient in an energy formula. Charge symmetry of the nuclear interactions allows to introduce isoscalar and isovector densities that are ...
Lee, Jenny, Danielewicz, Paweł
openaire   +4 more sources

Global Permutationally Invariant Potential Energy Surface for Ozone Forming Reaction [PDF]

open access: yes, 2013
We constructed new global potential energy surface for O + O2 → O3 reaction. It is based on high level electronic structure theory calculations and employs fitting by permutationally invariant polynomial functions.
Ayouz, Mehdi, Babikov, Dmitri
core   +5 more sources

Investigation of the magnetization reversal mechanism of electrolessly deposited Co-B nanotubes

open access: yesAIP Advances, 2016
Co-B nanotubes were prepared via an electroless deposition method. The morphology, magnetic properties and the magnetization reversal mechanism of the nanotubes were investigated.
David Richardson   +2 more
doaj   +1 more source

Organic additive engineering toward efficient perovskite light‐emitting diodes

open access: yesInfoMat, 2020
Perovskite materials with excellent optical and electrical properties are promising for light‐emitting diodes. In the field of perovskite light‐emitting diodes (PeLEDs), organic materials additive engineering has been proved to be an effective scheme for
Yuqiang Liu, Luis K. Ono, Yabing Qi
doaj   +1 more source

Surface energy, surface topography and adhesion [PDF]

open access: yesInternational Journal of Adhesion and Adhesives, 2003
Abstract In this paper are discussed some of the fundamental principles which are relevant to an understanding of the influence that interfacial roughness may have on adhesion. The surface energies of the adhesive, substrate and of the interface between them determine the extent of wetting or spreading at equilibrium.
openaire   +1 more source

Surface-Energy Engineering of Graphene [PDF]

open access: yesLangmuir, 2010
Contact angle goniometry is conducted for epitaxial graphene on SiC. Although only a single layer of epitaxial graphene exists on SiC, the contact angle drastically changes from 69 on SiC substrates to 92 with graphene. It is found that there is no thickness dependence of the contact angle from the measurements of single, bi, and multi layer ...
Shin, Y.J.   +7 more
openaire   +3 more sources

Local and Global Casimir Energies for a Semitransparent Cylindrical Shell [PDF]

open access: yes, 2006
The local Casimir energy density and the global Casimir energy for a massless scalar field associated with a $\lambda\delta$-function potential in a 3+1 dimensional circular cylindrical geometry are considered. The global energy is examined for both weak
Barton G   +16 more
core   +3 more sources

N/S Co-doped Carbon Derived From Cotton as High Performance Anode Materials for Lithium Ion Batteries

open access: yesFrontiers in Chemistry, 2018
Highly porous carbon with large surface areas is prepared using cotton as carbon sources which derived from discard cotton balls. Subsequently, the sulfur-nitrogen co-doped carbon was obtained by heat treatment the carbon in presence of thiourea and ...
Jiawen Xiong   +7 more
doaj   +1 more source

Easy orientation of diblock copolymers on self-assembled monolayers using UV irradiation

open access: yes, 2009
A simple method based on UV/ozone treatment is proposed to control the surface energy of dense grafted silane layers for orientating block copolymer mesophases. Our method allows one to tune the surface energy down to a fraction of a mN/m.
Jean Daillant   +3 more
core   +1 more source

The Bond-Energy Bond-Order (BEBO) Model of Chemisorption [PDF]

open access: yes, 1973
The bond-energy bond-order (BEBO) model of chemisorption allows an estimate to be made of the interaction energy between a gaseous specie and a solid surface as a function of either bond length or bond order, i.e., the length or order of either the gas ...
Weinberg, W. H.
core   +1 more source

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