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ELECTRIC DEFLEXION AND RESONANCE EXPERIMENTS

Norman F. Ramsey

in Molecular Beams

Published in print:
1986
Published Online:
September 2007
ISBN:
9780198520214
eISBN:
9780191706325
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198520214.003.0010
Subject:
Physics, Atomic, Laser, and Optical Physics

Since molecules consist of positive and negative particles, they can have electric dipole moments when oriented in electric fields and a molecular beam can be deflected in a non-uniform electric ... More


Electric and Magnetic Fields Produced by the Brain

Paul L. Nunez

in Brain–Computer Interfaces: Principles and Practice

Published in print:
2012
Published Online:
May 2012
ISBN:
9780195388855
eISBN:
9780199932689
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195388855.003.0003
Subject:
Neuroscience, Techniques

This chapter aims to provide the basic information needed for effective users of electric- or magnetic-field recording methods in brain-computer interface research and development. It addresses the ... More


Bioelectromagnetism: Principles and Applications of Bioelectric and Biomagnetic Fields

Jaakko Malmivuo and Robert Plonsey

Published in print:
1995
Published Online:
March 2012
ISBN:
9780195058239
eISBN:
9780199847839
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195058239.001.0001
Subject:
Neuroscience, Techniques

This book looks at the application of engineering science and technology to biological cells and tissues that are electrically conducting and excitable. It describes the theory and a wide range of ... More


Charged particle motion in static fields

J. B. Rosenzweig

in Fundamentals of Beam Physics

Published in print:
2003
Published Online:
January 2010
ISBN:
9780198525547
eISBN:
9780191711725
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198525547.003.0002
Subject:
Physics, Atomic, Laser, and Optical Physics

This chapter is concerned with introducing a number of model problems, based on the relativistic motion of charged particles in static electric and magnetic field configurations. It discusses that ... More


Fundamentals of Synchrotron Radiation Emission

James A. Clarke

in The Science and Technology of Undulators and Wigglers

Published in print:
2004
Published Online:
September 2007
ISBN:
9780198508557
eISBN:
9780191708770
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198508557.003.0002
Subject:
Physics, Particle Physics / Astrophysics / Cosmology

This chapter derives the general solution for the electric and magnetic fields emitted by an accelerated relativistic charged particle using Maxwell’s equations as the starting point. This general ... More


Theoretical Methods for Analyzing Volume Sources and Volume Conductors

Jaakko Malmivuo

in Bioelectromagnetism: Principles and Applications of Bioelectric and Biomagnetic Fields

Published in print:
1995
Published Online:
March 2012
ISBN:
9780195058239
eISBN:
9780199847839
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195058239.003.0011
Subject:
Neuroscience, Techniques

This chapter presents theoretical methods, the first two of which (the solid angle theorem and the Miller-Geselowitz model) are used to evaluate the electric field in a volume conductor produced by ... More


NUCLEAR ELECTRIC QUADRUPOLE MOMENTS

Norman F. Ramsey

in Molecular Beams

Published in print:
1986
Published Online:
September 2007
ISBN:
9780198520214
eISBN:
9780191706325
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198520214.003.0011
Subject:
Physics, Atomic, Laser, and Optical Physics

The magnitude of a nuclear electric quadrupole moment is given by Q=(3z2-r2)Av where the average is taken over the nuclear charges when MI=I. Nuclear quadrupole moments are detected in molecular beam ... More


Electric Properties

Stephan P. A. Sauer

in Molecular Electromagnetism: A Computational Chemistry Approach

Published in print:
2011
Published Online:
December 2013
ISBN:
9780199575398
eISBN:
9780191775109
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199575398.003.0004
Subject:
Physics, Atomic, Laser, and Optical Physics

This chapter defines the most important electric properties of a molecule, the electric dipole and quadrupole moment as well as the corresponding polarizabilities, via the multipole expansion of the ... More


Experimental Study Of Thermodynamic Properties

M. E. LINES and A. M. GLASS

in Principles and Applications of Ferroelectrics and Related Materials

Published in print:
2001
Published Online:
February 2010
ISBN:
9780198507789
eISBN:
9780191709944
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198507789.003.0005
Subject:
Physics, Condensed Matter Physics / Materials

This chapter is devoted to the experimental study of the various low-frequency compliances relating the electric displacement, entropy, and strain to the electric field, temperature, and stress which ... More


Alternative approaches

Naomi E. Chayen, John R. Helliwell, and Edward H. Snell

in Macromolecular Crystallization and Crystal Perfection

Published in print:
2010
Published Online:
May 2010
ISBN:
9780199213252
eISBN:
9780191707575
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199213252.003.0008
Subject:
Physics, Crystallography

The arsenal of techniques extends to more biophysics‐based approaches to improving crystal quality or minimizing sample, singly or in combination. These include use of gels, microgravity, ... More


Ferroelectric liquid crystals

Robert Blinc

in Advanced Ferroelectricity

Published in print:
2011
Published Online:
January 2012
ISBN:
9780199570942
eISBN:
9780191728631
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199570942.003.0003
Subject:
Physics, Condensed Matter Physics / Materials

The origin of ferroelectricity in liquid crystals and the basic physical properties of the systems are briefly discussed. Special attention is paid to elementary excitations in ferroelectric liquid ... More


Molecular Electromagnetism: A Computational Chemistry Approach

Stephan P. A. Sauer

Published in print:
2011
Published Online:
December 2013
ISBN:
9780199575398
eISBN:
9780191775109
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199575398.001.0001
Subject:
Physics, Atomic, Laser, and Optical Physics

This book is concerned with molecular electromagnetic properties and the interaction of molecules with static electric and magnetic fields as well as with the time-dependent fields of electromagnetic ... More


Photons

P. K. Basu

in Theory of Optical Processes in Semiconductors: Bulk and Microstructures

Published in print:
2003
Published Online:
January 2010
ISBN:
9780198526209
eISBN:
9780191706790
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198526209.003.0003
Subject:
Physics, Atomic, Laser, and Optical Physics

The classical or semiclassical theory presented in Chapter 2 gives a satisfactory account of light-matter interactions in some cases. However, a detailed understanding of different processes requires ... More


Volume Source and Volume Conductor

Jaakko Malmivuo

in Bioelectromagnetism: Principles and Applications of Bioelectric and Biomagnetic Fields

Published in print:
1995
Published Online:
March 2012
ISBN:
9780195058239
eISBN:
9780199847839
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195058239.003.0007
Subject:
Neuroscience, Techniques

This chapter characterizes the nature of bioelectric sources and conductors. It points out that in contrast to electronic circuits, in which the electric properties of the components are ... More


Introduction

Sönke Johnsen

in The Optics of Life: A Biologist's Guide to Light in Nature

Published in print:
2011
Published Online:
October 2017
ISBN:
9780691139906
eISBN:
9781400840663
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691139906.003.0001
Subject:
Biology, Evolutionary Biology / Genetics

This introductory chapter provides an overview of light. In particle language, a beam of light is a stream of photons—small massless particles with energy and momentum that travel at high speeds. In ... More


EFFECT OF THE COULOMB INTERACTION ON THE ELECTRON ENERGY SPECTRUM

V.F. Gantmakher

in Electrons and Disorder in Solids

Published in print:
2005
Published Online:
September 2007
ISBN:
9780198567561
eISBN:
9780191718267
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198567561.003.0003
Subject:
Physics, Condensed Matter Physics / Materials

Different examples of self-action of the electron gas onto its own energy spectrum are considered. In a regular structure, it is the Peierls transition when a minigap in the spectrum appears to ... More


Drift-free cold plasma, magnetized—II. Linear modes; principal waves

Abraham Bers

in Plasma Physics and Fusion Plasma Electrodynamics

Published in print:
2016
Published Online:
November 2016
ISBN:
9780199295784
eISBN:
9780191749063
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199295784.003.0012
Subject:
Physics, Nuclear and Plasma Physics, Particle Physics / Astrophysics / Cosmology

This chapter offers a detailed study and exposition of linear natural modes in a homogeneous, magnetized, drift-free cold plasma. These linear modes are stable waves; at a given frequency, and in the ... More


Electric Behavior of Insulators

J. B. Ketterson

in The Physics of Solids

Published in print:
2016
Published Online:
December 2016
ISBN:
9780198742906
eISBN:
9780191821523
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198742906.003.0002
Subject:
Physics, Condensed Matter Physics / Materials

Maxwell’s theory of electromagnetism in free space involves two fields: the electric field, E, and the magnetic field, M. When material media are present two more fields are introduced: the electric ... More


Monitoring Magnetospheric Waves from the Ground

Colin Waters and Fred Menk

in Waves, Particles, and Storms in Geospace: A Complex Interplay

Published in print:
2016
Published Online:
February 2017
ISBN:
9780198705246
eISBN:
9780191774416
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198705246.003.0008
Subject:
Physics, Geophysics, Atmospheric and Environmental Physics

This chapter provides an overview of these aspects of ULF wave properties and their relationship to particle energization in the magnetosphere. The electric fields of ULF plasma waves may energize ... More


Semi-classical transport

B. K. Ridley FRS

in Quantum Processes in Semiconductors

Published in print:
2013
Published Online:
December 2013
ISBN:
9780199677214
eISBN:
9780191760624
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199677214.003.0012
Subject:
Physics, Condensed Matter Physics / Materials

In order to provide a comprehensive account of the response of electrons in semiconductors to external fields, their quantum nature must be taken into account. However, there are cases in which the ... More


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