Results 91 to 100 of about 293,931 (317)

Charge density distributions and electron scattering form factors of 25Mg, 27Al and 29Si nuclei

open access: yesIraqi Journal of Physics, 2019
An effective two-body density operator for point nucleon system folded with the tenser force correlations( TC's), is produced and used to derive an explicit form for ground state two-body charge density distributions (2BCDD's) applicable for 25Mg, 27Al ...
Lubna Abduljabbar Mahmood
doaj   +1 more source

Incorporation of Selenium into Sol–Gel‐Derived Bioactive Glass: Influence on Glass Structure, Bioactivity, and its Selective Cytotoxicity

open access: yesAdvanced Engineering Materials, EarlyView.
Selenium was incorporated into a sol–gel‐derived bioactive glass to enable sustained therapeutic ion release. The selenium‐containing glass preserved bioactivity while selectively inducing cytotoxicity in osteosarcoma cells and maintaining osteoblastic viability.
Breno Rocha Barrioni   +7 more
wiley   +1 more source

Charge-density and spin-density excitations in a two-dimensional electron gas with Rashba spin-orbit coupling

open access: yes, 2006
We study theoretically the charge-density and spin-density excitations in a two-dimensional electron gas in the presence of a perpendicular magnetic field and a Rashba type spin-orbit coupling.
Xu LJ (Xu L. J.)   +2 more
core  

High-Performance Silicon Nanowire Electronics [PDF]

open access: yes, 2012
This thesis explores 10-nm wide Si nanowire (SiNW) field-effect transistors (FETs) for logic applications via the fabrication and testing of SiNW-based ring oscillators.
Huang, Ruo-Gu
core   +1 more source

Charge density distributions and electron scattering form factors of 19F, 27Al and 25Mg nuclei

open access: yesIraqi Journal of Physics, 2019
An effective two-body density operator for point nucleon system folded with two-body correlation functions, which take account of the effect of the strong short range repulsion and the strong tensor force in the nucleon-nucleon forces, is produced and ...
Raghad Imad Mahmood
doaj   +1 more source

Karl Popper and the Mechanisms of Hydrogen Embrittlement

open access: yesAdvanced Engineering Materials, EarlyView.
Representation of the beginning of loss of ductility rather than embrittlement. Small concentrations of hydrogen in a diffusible form within iron are well‐established to harm the mechanical integrity of steels. There are theories that attempt to explain the pernicious role of hydrogen.
H. K. D. H. Bhadeshia
wiley   +1 more source

Electronic Charge Densities in Semiconductors [PDF]

open access: yesPhysical Review Letters, 1971
Walter, John P., Cohen, Marvin L.
openaire   +2 more sources

Is an Electron a Charge Cloud? A Reexamination of Schrödinger’s Charge Density Hypothesis [PDF]

open access: yesFoundations of Science, 2017
This article re-examines Schrodinger's charge density hypothesis, according to which the charge of an electron is distributed in the whole space, and the charge density in each position is proportional to the modulus squared of the wave function of the electron there.
openaire   +1 more source

Hydrogen‐Assisted Fracture of Iron‐Based Fe–Ni–Al Alloys

open access: yesAdvanced Engineering Materials, EarlyView.
Principal relations and fracture mechanisms of single‐phase and precipitate‐strengthened Fe–Ni–Al alloys subjected to prior electrochemical hydrogen charging are identified. The mechanisms of hydrogen effect on strength and microhardness are discussed, including hydrogen‐induced increase in microhardness and the role of hydrogen in fracture behavior ...
Nataliya Yadzhak   +3 more
wiley   +1 more source

Charge transport mechanisms in corona charged polymeric materials

open access: yes, 2013
Polymeric materials have been widely used as an insulator due to their excellent electrical properties, light weight and low cost. Surface potential measurement is one of the simplest and low cost tools to gauge electrical properties of materials.
Zhuang, Yuan
core  

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