Modeling of Lightning Exposure of Sharp and Blunt Rods
... 2-cm rod that does not go into corona prior to stepped leader descent becomes only 6 m. The significance of these results will be made clearer. Since the ground field due to cloud charges does not normally exceed 20 kV/m, it may be tempting to believe, based on Fig. 2, that short rods below 1 m leng ...
... 2-cm rod that does not go into corona prior to stepped leader descent becomes only 6 m. The significance of these results will be made clearer. Since the ground field due to cloud charges does not normally exceed 20 kV/m, it may be tempting to believe, based on Fig. 2, that short rods below 1 m leng ...
Are mirror worlds opaque?
... thought to be too hot for giant planet formation to ocE-mail address: [email protected] (R. Foot). ...
... thought to be too hot for giant planet formation to ocE-mail address: [email protected] (R. Foot). ...
a 1 - SMU Physics
... Hadron spectrum, and elastic and transition form factors provide unique information about long-range interaction between lightquarks and distribution of hadron's characterising properties amongst its QCD constituents. Dynamical Chiral Symmetry Breaking (DCSB) is most important mass generating me ...
... Hadron spectrum, and elastic and transition form factors provide unique information about long-range interaction between lightquarks and distribution of hadron's characterising properties amongst its QCD constituents. Dynamical Chiral Symmetry Breaking (DCSB) is most important mass generating me ...
accelerators for physics experiments: from diagnostics
... The LHC is a 27 km long superconducting accelerator, which CERN, the European highenergy particle physics research organisation, is presently being commissioned in a tunnel 80 m under ground level in the Geneva region. This machine forms the last link in an interconnected chain of several particle a ...
... The LHC is a 27 km long superconducting accelerator, which CERN, the European highenergy particle physics research organisation, is presently being commissioned in a tunnel 80 m under ground level in the Geneva region. This machine forms the last link in an interconnected chain of several particle a ...
electromagnetic radiation from lightning return strokes
... Chapter 3 is devoted to the computation of the electromagnetic field produced by lightning return strokes to elevated strike objects, using the extension of the engineering models to include an elevated strike object presented in the previous chapter. It is shown, for the first time, that the curre ...
... Chapter 3 is devoted to the computation of the electromagnetic field produced by lightning return strokes to elevated strike objects, using the extension of the engineering models to include an elevated strike object presented in the previous chapter. It is shown, for the first time, that the curre ...
MULTI-SCALE TECHNIQUES IN
... the Finite-Difference-Time-Domain (FDTD), each of which exhibits their own advantages and disadvantages. In particular, the FDTD has become a widely used tool for modeling electromagnetic systems, and since it solves Maxwell’s equations directly—without having to derive Green’s Functions or to solve ...
... the Finite-Difference-Time-Domain (FDTD), each of which exhibits their own advantages and disadvantages. In particular, the FDTD has become a widely used tool for modeling electromagnetic systems, and since it solves Maxwell’s equations directly—without having to derive Green’s Functions or to solve ...
PROBING AND MODELING VOLTAGE BREAKDOWN IN VACUUM
... A better understanding of voltage breakdown could particularly benefit particle accelerators used for high energy physics experiments and radiation sources, which require the highest attainable electric fields in the microwave resonators that accelerate particles. Despite some differences, voltage b ...
... A better understanding of voltage breakdown could particularly benefit particle accelerators used for high energy physics experiments and radiation sources, which require the highest attainable electric fields in the microwave resonators that accelerate particles. Despite some differences, voltage b ...
2010 - Universiteit Utrecht
... A great deal of our technological achievements of the last centuries are based on electricity, the flow of electron charge giving rise to charge currents, and on magnetism, the ordering of electron spins. Their mutual interaction is utilized in large-scale technology, from power plants where current ...
... A great deal of our technological achievements of the last centuries are based on electricity, the flow of electron charge giving rise to charge currents, and on magnetism, the ordering of electron spins. Their mutual interaction is utilized in large-scale technology, from power plants where current ...
The influence of cavity photons on the transient transport
... We investigate time-dependent transport of Coulomb and spin-orbit interacting electrons through a finite-width quantum ring of realistic geometry under nonequilibrium conditions using a time-convolutionless non-Markovian master equation formalism. The ring is embedded in an electromagnetic cavity wi ...
... We investigate time-dependent transport of Coulomb and spin-orbit interacting electrons through a finite-width quantum ring of realistic geometry under nonequilibrium conditions using a time-convolutionless non-Markovian master equation formalism. The ring is embedded in an electromagnetic cavity wi ...
Landau`s Fermi Liquid Theory
... The concept of a Fermi Liquid describes (strongly) interacting fermions using concepts that naively would only be applicable to a very weakly interacting gas. That this is at all possible makes Fermi Liquid theory a very versatile, but at the same time its very success is puzzling. Fermi Liquid theo ...
... The concept of a Fermi Liquid describes (strongly) interacting fermions using concepts that naively would only be applicable to a very weakly interacting gas. That this is at all possible makes Fermi Liquid theory a very versatile, but at the same time its very success is puzzling. Fermi Liquid theo ...
11_ICATPP_E_Leonora
... This effect is confirmed by published studies on other SBA PMT 11 ICATPP october, 2009 Como ...
... This effect is confirmed by published studies on other SBA PMT 11 ICATPP october, 2009 Como ...
OPAL Users Guide - The AMAS Group
... Computing) is the third leg of science, complementing theory and the experiment. HPC is made possible now through the increasingly sophisticated mathematical models and evolving computer power available on the desktop and in super computer centres. OPAL runs on your laptop as well as on the largest ...
... Computing) is the third leg of science, complementing theory and the experiment. HPC is made possible now through the increasingly sophisticated mathematical models and evolving computer power available on the desktop and in super computer centres. OPAL runs on your laptop as well as on the largest ...
Effort and Force - The General Science Journal
... Work: Each (basic) 3D matter particle of a macro body is associated with sufficient 2D energy fielddistortions to maintain its stability, integrity and states of motion. Distortions in 2D energy fields about a macro body are the work associated with the body. In order to produce distortions in 2D en ...
... Work: Each (basic) 3D matter particle of a macro body is associated with sufficient 2D energy fielddistortions to maintain its stability, integrity and states of motion. Distortions in 2D energy fields about a macro body are the work associated with the body. In order to produce distortions in 2D en ...
The American University in Cairo School of Sciences and Engineering
... The biophysical studies of the biological system are far from being conclusive. Not only because this science is relatively recent, but also because of the lack of physical data. Also there are a lot of contradicting views among researchers as well as the poor theoretical interpretation of the repor ...
... The biophysical studies of the biological system are far from being conclusive. Not only because this science is relatively recent, but also because of the lack of physical data. Also there are a lot of contradicting views among researchers as well as the poor theoretical interpretation of the repor ...
Introduction to String Theory
... 1.1.1 Our Model of Elementary Particles and Interactions . . 3 1.1.2 Theoretical questions raised by this description . . . . 5 1.1.3 Some proposals for physics beyond the Standard Model 7 1.1.4 String theory as a theory beyond the Standard Model . 13 2 Overview of string theory in perturbation theo ...
... 1.1.1 Our Model of Elementary Particles and Interactions . . 3 1.1.2 Theoretical questions raised by this description . . . . 5 1.1.3 Some proposals for physics beyond the Standard Model 7 1.1.4 String theory as a theory beyond the Standard Model . 13 2 Overview of string theory in perturbation theo ...
Double-Soft Limits of Gluons and Gravitons
... a soft and a hard contribution which makes it an interesting topic of study. As was already noticed in the early days of quantum field theory [1, 2], the emission of a single soft gluon or graviton yields a singular soft function linearly divergent in the soft momentum. There is also universal behav ...
... a soft and a hard contribution which makes it an interesting topic of study. As was already noticed in the early days of quantum field theory [1, 2], the emission of a single soft gluon or graviton yields a singular soft function linearly divergent in the soft momentum. There is also universal behav ...
Kuhn Losses Regained: Van Vleck from Spectra to
... that was one of the strong arguments for quantum mechanics. One always thinks of its effect and successes in connection with spectroscopy, but I remember Niels Bohr saying that one of the great arguments for quantum mechanics was its success in these non-spectroscopic things such as magnetic and ele ...
... that was one of the strong arguments for quantum mechanics. One always thinks of its effect and successes in connection with spectroscopy, but I remember Niels Bohr saying that one of the great arguments for quantum mechanics was its success in these non-spectroscopic things such as magnetic and ele ...
RESEARCH ARTICLE Bottles as models
... of ram filter-feeding bony fishes by Cheer et al. (Cheer et al., 2001), who noted that gill arch abduction during ram feeding resulted in the oral cavity of the fish becoming more cylindrical in appearance. The length of the bottles was 23.0cm including the neck of the bottle and 19.5cm without th ...
... of ram filter-feeding bony fishes by Cheer et al. (Cheer et al., 2001), who noted that gill arch abduction during ram feeding resulted in the oral cavity of the fish becoming more cylindrical in appearance. The length of the bottles was 23.0cm including the neck of the bottle and 19.5cm without th ...
Simulations of Magnetic Reversal Properties in Granular Recording
... is required to overcome the super-paramagnetic limit. By using a high anisotropy material, such as L10 FePt, and heat assisted magnetic recording the areal density can be taken well beyond 1 Tbit/in2 . For FePt the grains on which the data is stored can be reduced to 3nm in size before thermal noise ...
... is required to overcome the super-paramagnetic limit. By using a high anisotropy material, such as L10 FePt, and heat assisted magnetic recording the areal density can be taken well beyond 1 Tbit/in2 . For FePt the grains on which the data is stored can be reduced to 3nm in size before thermal noise ...
¯ t Analysis with Taus in the Final State
... normalized to cone 0.4 truth jets, for ATLFAST (triangles) and full simulation (squares) as a function of pT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.21 Tau identification efficiency on tt̄ events for corrected ATLFAST (triangles) and full simulation (squares) as a function of p ...
... normalized to cone 0.4 truth jets, for ATLFAST (triangles) and full simulation (squares) as a function of pT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.21 Tau identification efficiency on tt̄ events for corrected ATLFAST (triangles) and full simulation (squares) as a function of p ...