physics of the magnetic field

... grasp the wire with the right hand, positioning the thumb along the direction of the current The four fingers wrap in the direction of the magnetic field. the magnetic field is proportional to the ... replacing the mass of the electron with the mass of a proton or a neutron Because the masses of the proton and neutron are much greater than that of the electron, their magnetic moments are on the ... P The direction of the magnetic field at point P due to the current in this element is out of the page because ds ⴛ is out of the page In fact, since all of the current elements I ds lie in the

Ngày tải lên: 08/11/2019, 10:08

... increas-ing of the number of strips at low magnetic field region The influences of the numbers of strips on the magnetization losses become smaller for large magnetic field The magnetization losses of ... three The amplitude of field is 0, 0.2H0and 0.8H0, respectively The AC losses of the stack of SC/FM bilayers are also larger than those of the stack of HTS strips in low magnetic field As the amplitude ... of magnetic field increases to 0.8H0, the difference of AC losses is not obvious Figure7(b)shows that the total losses of the stacked conductors change with the external magnetic field, and the

Ngày tải lên: 24/11/2022, 17:47

... influenced by the magnetic fields of other regions On the other hand, if the magnetic field lines inthe active region extend into another active region, theboundary conditions at the sides and ... dynamics of the ionosphere (Manchester et al.2004; Tóth et al 2005) On the other hand, most of these models employed onlythe normal components of the magnetic field, neglect-ing the horizontal fields ... only the photospheric magneticfield can be measured We first review the 3D extrapolation of the coronal magnetic fields from measurements of thephotospheric field Specifically, we focus on the

Ngày tải lên: 04/12/2022, 15:06

... when the axis of the pair of atoms is perpendicular to the local field The directional ordering in each magnetic domain therefore results in the formation of a local anisotropy The consequence of ... thermomagnetic case, The magnitude of the slip-induced-anisotropy constants are of the order of which is about 50 times higher than the anisotropy constants obtained by magnetic anneal­ ing The ... ordering is the origin of the slip-induced anisotropy composition The direction of the easy axis of the slip-induced anisotropy depends on the type of order (long- or short-range), and on the crystal

Ngày tải lên: 12/08/2014, 01:21

... here the non-magnetic state has the lower energy. Computational results for the Invar alloy are shown in the middle part of the figure. There is not much difference in energy between the non-magnetic ... elongated along the field direction. In other words, when applying a magnetic field along one of the main crystallographic directions of a magnetically ordered but unmagnetized piece of cubic material, ... MAGNETOSTRICTIVE MATERIALS the equivalence of the positive and negative c direction, domains on either side of the domain wall will experience the same type of deformation in the magnetically ordered

Ngày tải lên: 12/08/2014, 01:21

... Bronchial tree of the human lung (left half of the cast) and the airways with the pulmonary arteries and veins (right half of the cast)... thermodynamics and, at the same time, ... flux of energy/matter in the system and, as a consequence, the emergence of a countervailing gradient, which, in turn, may lead to the emergence of another flux and another gradient, and so on. The ... conversions, the rate of metabolic flux through an ideally organized multien- zyme complex is not limited by diffusion but by the rate of delivery of the first substrate to the complex and by the rate of

Ngày tải lên: 13/08/2014, 16:21

... language) Yet the best proof of the fact that the thought of the bureaucratic thinker (penseur fonctionnaire) is pervaded by the official representation of the official, is no doubt the power of seduction ... knowledge of the theory of government (i.e., of the history of political thought), knowledge of the practice of government (i.e., of the history of institutions) and finally knowledge of governmental ... "officials" who are acting ex ofJicio, as holders of an ofJicium (publicum), that is, of a function or position assigned by the state The sentence of the judge or the grade of the professor, the

Ngày tải lên: 16/02/2016, 09:14

... disqualification of the non-specialists' sense of fairness, and the revocation of their naive understanding of the facts, of their "view of the case." The difference between the vulgar vision of the ... application These scholars thus partake of two modes of thinking: the theological, in that they seek the revelation of what is just in the text of the law; and the logical, in that they claim ... for their action in a political or economic theory. 32 A good example of the process of codification which produces the juridical from the judicial would be the publication of the decisions of the

Ngày tải lên: 16/02/2016, 09:22

... depending on the structure of the distribution of capital in the field (the degree of homogeneity) - the dominant, who occupy the highest posi-tions in the structure of the distribution of scientific ... dispositions, of the sum of the previous strategies of that agent and his competitors, strategies which themselves depend on the structure of the field through the intermediary of the structural ... subjectivism remain trapped.) The structure of the distribution of scientific capital isthe source of the transformations of the scientific field through the intermed- iary of the strategies for conservation

Ngày tải lên: 16/02/2016, 09:34

... tissue) is heated by rotations of polar electromagnetic field • In the case of a person using a cell phone, most of the heating effect will occur at the surface of the head, causing its temperature ... Authority of India, 1997-2007 and 2014Trang 29Factors Influencing effect of EMF on Human Health 1 Mass, shape and size of the body, 2 The orientation of the body with the field vectors 3 The electrical ... a fraction of a degree • In this case, the level of temperature increase is an order of magnitude less than that obtained during the exposure of the head to direct sunlight • The brain's

Ngày tải lên: 05/12/2016, 17:04

... small RF field is applied perpendicular to the sweeping DC field, change of the resonant frequency (∆fres) is directly proportional to the change of the magnetic susceptibility (∆χT) in the transverse ... LSMO film on the MR response of OSV devices Our results indicate that instead of the in-plane magnetic anisotropy of the LSMO electrode, the effective surface spin polarization at the OSCs/LSMO ... properties of the LSMO films and hence the MR responses of the SV devices using these LSMO films as ferromagnetic electrodes thickness-To understand how surface magnetic properties of LSMO films

Ngày tải lên: 11/12/2017, 21:39

... discovery of force fields, one of the most important concepts in all of science In fact, the sum total of all modern physics is written in the language of Faraday's fields In 1831, he made the key ... by them that he wrote his theory of gravity in terms of force fields I, too, was inspired by Faraday's work Years ago I successfully wrote the theory of strings in terms of the force fields of ... years one of the crowning achievements of physics has been the isolation and identification of the four forces that rule the universe All of them can be described in the language of fields introduced...

Ngày tải lên: 05/03/2014, 16:15

... by the magnetic field However, for a larger value of the wavevector, the wavefunctions are only weakly affected by the field, due to the strong localization of the states Figure displays the ... presents the oscillator strength as function of magnetic field for several values of ky The presence of an external magnetic field decreases the oscillator strength at large momentum whereas the ... T (b) The results show a shift of the four mid-gap energy branches as the magnetic field increases In addition, the continuum of free states at zero magnetic field is replaced by a set of Landau...

Ngày tải lên: 21/06/2014, 02:20

... of the dipole field From the numbers in CHAPTER THE MAGNETIC FIELD OF THE EARTH 98 Table 7.1 of Stacey and eq (3.43) we deduce that the relaxation time of the dipole is about 1000 years; in other ... (3.65) CHAPTER THE MAGNETIC FIELD OF THE EARTH 104 with δ= ωσµ0 (3.66) the skin depth, the depth at which the amplitude of the field has decreased to 1/e of the original value The skin depth is ... pairs so that the net effect of 110 CHAPTER THE MAGNETIC FIELD OF THE EARTH the magnetic dipoles is zero However, if the number of orbital electrons is odd there is a small net magnetic moment...

Ngày tải lên: 04/12/2015, 00:25

... A Scan of the Evolving Field of Bank On Initiatives US DEPARTMENT OF THE TREASURY Office of Financial Education and Financial Access BANKING ON OPPORTUNITY A Scan of the Evolving Field of Bank ... DEPARTMENT OF THE TREASURY Office of Financial Education and Financial Access Banking on Opportunity A Scan of the Evolving Field of Bank On Initiatives A Scan of the Evolving Field of Bank On ... DEPARTMENT OF THE TREASURY Office of Financial Education and Financial Access Banking on Opportunity A Scan of the Evolving Field of Bank On Initiatives A Scan of the Evolving Field of Bank On...

Ngày tải lên: 16/02/2014, 06:20

... of mathematics and physics, Columbia University, author of The Elegant Universe Alan Guth, professor of physics, MIT, author of The Inflationary Universe William Hanson, author of The Edge of Medicine ... percent, the location of the launch site in Florida not far from Cape Canaveral, the number of astronauts on the mission, the length of time the voyage would last, the weightlessness that the astronauts ... through the quantum theory, which allows us to decode the secrets of the subatomic world The quantum theory, in turn, has given us the transistor, the laser, and the digital revolution that is the...

Ngày tải lên: 14/03/2014, 08:49

... Solar Magnetic Fields • What is the physical mechanism for the diffusion of strong magnetic fields in the Sun? • Why does the magnetic field at the surface of the Sun take the form of bundles of ... of the tail magnetic field and therefore the release of the magnetic stress associated with the stretching of the field lines by the solar wind flow Anti-sunward of the reconnection region, the ... determining the morphology of the magnetic field Recent studies have focused mainly on the effect of the geometry of the fluid core on the generated magnetic field However, the strength of the driving...

Ngày tải lên: 14/03/2014, 10:20

... but rather an advanced multiauthored textbook which meets the needs of both the postgraduate students and the young researchers, in the field of Physics of the Early Universe The first part of the ... Einstein’s General Theory of Relativity (GR) [2] and the dominant role of gravity in the evolution of the Universe The discovery of the Expansion of the Universe provided the most important established ... series of BBC radio talks, published in The Nature of the Universe (1950) Fred Hoyle was the main proponent of the rival Steady State Theory [9] of the Universe 1 An Introduction to the Physics of...

Ngày tải lên: 17/03/2014, 13:35

... from the councils of the National Academy of Sciences, the National Academy of Engineering, and the Institute of Medicine The members of the committee responsible for the report were chosen for their ... If the equations depend only on the absolute value, then the physics will be invariant under changes of the phase of the field Symmetries are a powerful tool in physics They greatly simplify the ... Understanding the Birth of the Universe, 140 Understanding the Destiny of the Universe, 144 Exploring the Unification of the Forces from Underground, 148 Exploring the Basic Laws of Physics from...

Ngày tải lên: 24/04/2014, 17:17

... arising from the motion of the body in the field, the alteration of the field and the variation of electrio itself, potential from one part of the field to another The (E) produces The (F) between ... known laws upon the strength of the current the same proportion Now, if is the form of the conductor increased, all the magnetic the magnetic state of the field depends on motions of the medium, ... correction of the coefficient of self-induction These is and the found results are applied to the calculation of the self-induction of the coil used in the experiments of the Committee of the British...

Ngày tải lên: 04/06/2014, 12:44