Electronic transport in highly resistive materials in strong magnetic fields

nonlinear dynamics in semi-insulating GaAs and magnetoresistance of carbon-black polymer composites
  • 189 Pages
  • 0.75 MB
  • English
Hartung-Gorre , Konstanz
Electron transport., Gallium arsenide semiconductors., Carbon-black., Polymeric compos
StatementAndreas Neumann.
SeriesPhysik in hohen Magnetfeldern,, Bd. 8
LC ClassificationsQC176.8 .E4 N47 1997
The Physical Object
Paginationxv, 189 p. :
ID Numbers
Open LibraryOL134632M
ISBN 103896492144
LC Control Number99515058

Electronic transport in highly resistive materials in strong magnetic fields: Nonlinear dynamics in semi-insulating GaAs and magnetoresistance of composites (Physik in hohen Magnetfeldern) [Andreas Neumann] on *FREE* shipping on qualifying offers.

I-H ELSEVIER W1 L Physica B () On the theory of electronic transport in a strong magnetic field A.R. ApsitIrwin Avenue, SH Riverdale, NYUSA Received 26 January ; received in revised form 3 December Abstract A new concept of transversal dissipationless transport in a strong magnetic field is : A.R.


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magnetic transport systems The magnetic systems for transport offered by IMA allow handling all types of loads with different sizes and shapes, if they meet the requirement of being metallic. Products widely used in the industrial field, thanks to the improvement in productivity for the company.

A 'read' is counted each time someone views a publication summary (such as the title, abstract, and list of authors), clicks on a figure, or views or downloads the full-text.

Nanodomain induced anomalous magnetic and electronic transport properties of LaBaCo2O+δ highly epitaxial thin films Article (PDF Available) in Journal of Applied Physics (2) Advanced Magnetic Materials 2 An axially magnetized core, usually encountered in amorphous microwires with large and positive magnetostriction, but also in nearly zero magnetostrictive ones if their nucleus diameter is larger than 20 m (Chiriac et al., a), leads to the appearance of the large.

Electric and magnetic fields (EMF) are invisible lines of force that surround any electrical device. Electrical wiring, electrical equipment and power lines all produce electric and magnetic fields.

Electrical fields and magnetic fields can be characterized by their wavelength, frequency and amplitude (strength). The Magnetic Materials team has a long history of materials innovation supporting energy conversion and power generation.

The team has innovated technologies including soft/hard magnetic and magnetocaloric materials in amorphous, nanocrystalline, nanocomposite, and crystalline structures. Our innovations have been a benefit to GE Aviation, Power, Renewable Energy, and Transportation in.

There are materials more strongly attracted by magnetic fields. The materials most strongly attracted to a magnetic field are iron and steel.

However, there are rare man-made material mixtures that are conducive to becoming electromagnetic by being exposed to a strong magnetic field and holding an electromagnetic charge for long periods of time. The only materials that can block a magnetic field are those that strongly interact, such as a ferromagnetic material (iron, steel, etc), or a superconductor.

Since we don't live in a sea of liquid nitrogen, for weaker fields mu-metal is best, but for stronger magnets mu metal loses it's advantage and any iron-based metal is just as good. Subjected to an adequately high magnetic field, Landau levels (LLs) form to alter the electronic transport behavior of a semiconductor.

Especially in two-dimensional (2D) limit, quantum Hall effect sheds light on a variety of intrinsic properties of 2D electronic systems. With the raising quality of field effect transistors (FET) based on few-layer black phosphorus (BP), electronic transport.

is a powerful tool to reduce the coercivity of soft magnetic materials. It is exploited, for example, in Fe-Si-B-Cu-Nb alloys [lo].

An important application of soft materials is inductive and magneto- resistive recording heads [9]. The function of inductive head materials is to realize flux closure for reading and writing on recording media.

Electromagnetic Studies and Subsurface Mapping of ately to highly resistive (hundreds to thousands of ohms per meter). Resistivity may be low (less than ohm‑m) along fault zones that were fractured enough to have once hosted flu‑ electric and magnetic fields.

Worldwide lightning activity at. Introduction. Magnetic nanocomposites (NCs), or nanogranular magnetic thin films “ferromagnetic metal-insulator,” in which ultrafine single-domain ferromagnetic (FM) particles are embedded in a nonmagnetic insulator (oxide) matrix, form a class of artificial functional materials with a large diversity of magnetic, transport, optical, magneto-optical, and high-frequency properties.

For these reasons, planar resistive switching configurations have not raised the interest of the industry. When the 2D materials are assembled by liquid‐phase exfoliation, the main concern is the same as when using other spin‐coated materials: process and roughness induced variability (see Section ).

For this reason, in RS studies using.

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The interaction of the magnetic field with the heat flux in neutron stars is investigated. It is proposed that the magnetic field develops as a result of thermal processes in.

If you're looking for magnetic field generation rather than something that has energy stored in the form of magnetic field, you should be looking at electromagnets instead of materials that store magnetic fields. The design that has been able to. A resistive magnet is one that's made out of a normal metal, that is copper or aluminum.

The magnets that we build use what we call Florida Bitter magnet technology.

Description Electronic transport in highly resistive materials in strong magnetic fields FB2

They're copper sheet metal with lots of cooling holes stamped in them; there are also insulators with the same pattern. fields, magnetic fields are not reduced by trees, fences or buildings; the field passes easily through these barriers.

The strength of a magnetic field is measured in teslas, although we generally use a much smaller unit such as the microtesla (μT). Electric field only Electric and magnetic fields Lamp plugged in, but switched off volts. Multiple spin functionalities are probed on Pt/La 2 Co Mn O 6 /Nb:SrTiO 3, a device composed by a ferromagnetic insulating barrier sandwiched between non-magnetic ly, La 2.

safety in strong magnetic fields is attributed to the small The wide range of susceptibility values between magnetic materials and human tissues is shown to lead to qualita-tively differing behaviors of these materials when they are Safety of Strong, Static Magnetic Fields 3.

Modification of Electric and Magnetic Fields by Materials 78 In the absence of an applied electric field, the molecules of a dielectric are randomly oriented (Fig. This results from the disordering effects of thermal molecular motion and collisions.

Molecular ordering cannot occur spontaneously because a net electric field would result. The new complex [1,4‐{Cp*(dppe)Fe–C≡C} 2 ‐2,5‐(C≡CH) 2 ‐C 6 H 2] (2) was selectively obtained from the reaction of 1,2,4,5‐tetraethynylbenzene with two equiv.

of Cp*(dppe)FeCl and subsequent ethynyl groups located at the 2,5 positions of the aromatic ring of the bridge play a sizeable role on the electronic and magnetic couplings of the oxidized forms 2(PF 6. These assumptions are not valid when the magnetic field is strong.

It was shown in Sect that the energy-wave-vector dispersion relation is altered in magnetic fields. The component of the electron energy corresponding to the electron wave vector transverse to the magnetic field is quantised. The conduction band thereby breaks into Landau.

Electrical and Magnetic Properties of Materials (Artech House Materials Science Library) by Philippe Robert (Author) ISBN ISBN Why is ISBN important.

ISBN. This bar-code number lets you verify that you're getting exactly the right version or edition of a book. EMF refers to the two types of fields associated with any kind of electricity—electric fields and magnetic fields. Electric and magnetic fields are produced by both natural and man-made sources that surround us in our daily lives.

They occur throughout nature and in our own bodies. The earth itself produces a magnetic field, which is used for. BIOLOGICAL EFFECTS OF MAGNETIC FIELDS S. Zannella CISE SpA, Segrate (Milan), Italy Abstract The use of devices generating high magnetic fields in industrial processes, energy production and storage, medical diagnostics, new transport vehicles and large scale research facilities is expected to expand significantly in the near future.

Diamagnetic, Paramagnetic, and Ferromagnetic Materials. When a material is placed within a magnetic field, the magnetic forces of the material's electrons will be affected.

This effect is known as Faraday's Law of Magnetic Induction. However, materials can react quite differently to. Editor's Note: Materials for magnetic memory is the topic of this month's installment of JOM-e, the journal's electronic articles that are referenced here appear only on the JOM web site and include hypertext enhancement.

The titles and addresses of the articles appear in the issue's table of contents in both the print and on-line versions. 7 C-C Tsai 13 Series Elements and Parallel Elements Magnetic circuits may have sections of different materials Cast iron, sheet steel, and an air gap For this circuit, flux is the same in all sections Circuit is a series magnetic circuit Series magnetic circuit Parallel magnetic circuit C.

The book also covers topics such as permanent-magnet materials; magnetic materials in heavy-current engineering; and the different uses of magnetic materials.

The text is recommended for physicists and electrical engineers who would like to know more about magnetic materials and their applications in the field of electronics.Maglev, trains, and hoverboards: There is a type of transport method called Maglev.

This stands for magnetic levitation. It is a way of moving vehicles without having them touch the ground. Maglev is typically used in trains. With maglev vehicles travel along a magnet guideway. The train has magnets on the bottom.

The repelling magnets create. Ferromagnetism When you think of magnetic materials, you probably think of iron, nickel or magnetite. Unlike paramagnetic materials, the atomic moments in these materials exhibit very strong interactions. These interactions are produced by electronic exchange forces and result in a parallel or antiparallel alignment of atomic moments.