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Electric Fields of the Brain: The neurophysics of EEG

Paul L. Nunez and Ramesh Srinivasan

Published in print:
2006
Published Online:
May 2009
ISBN:
9780195050387
eISBN:
9780199865673
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195050387.001.0001
Subject:
Neuroscience, Neuroendocrine and Autonomic, Techniques

This text is the second edition of this book. It expands the widely acclaimed 1981 book, filling more gaps between EEG and the physical sciences. EEG opens a “window on the mind” by finding new ... More


Aquatic Oxygen Analysis

John R. B. Lighton

in Measuring Metabolic Rates: A Manual for Scientists

Published in print:
2008
Published Online:
September 2008
ISBN:
9780195310610
eISBN:
9780199871414
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195310610.003.0005
Subject:
Biology, Animal Biology, Biotechnology

Measuring oxygen consumption rates in aquatic media is the only practical method for determining the metabolic rates of cell cultures and aquatic organisms. This chapter describes the two principal ... More


Transport at electrodes

Kyösti Kontturi, Lasse Murtomäki, and José A. Manzanares

in Ionic Transport Processes: in Electrochemistry and Membrane Science

Published in print:
2008
Published Online:
September 2008
ISBN:
9780199533817
eISBN:
9780191714825
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199533817.003.0003
Subject:
Physics, Condensed Matter Physics / Materials

This chapter is concerned with transport in the vicinity of electrodes, and hence on the coupling between Faradaic electrode processes and mass transport. It covers transport in stationary and ... More


Measuring Freshwater Primary Production and Respiration

Robert O. Hall Jr., Serge Thomas, and Evelyn E. Gaiser

in Principles and Standards for Measuring Primary Production

Published in print:
2007
Published Online:
September 2007
ISBN:
9780195168662
eISBN:
9780199790128
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195168662.003.0010
Subject:
Biology, Ecology

Despite a long history of research, measurements of the metabolism of freshwater ecosystems have undergone many recent methodological improvements that are summarized in this chapter. After ... More


Observed Brain Dynamics

Partha Mitra and Hemant Bokil

Published in print:
2007
Published Online:
May 2009
ISBN:
9780195178081
eISBN:
9780199864829
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195178081.001.0001
Subject:
Neuroscience, Techniques, Molecular and Cellular Systems

The biomedical sciences have recently undergone revolutionary change, due to the ability to digitize and store large data sets. In neuroscience, the data sources include measurements of neural ... More


The Physics–EEG Interface

Paul L. Nunez and Ramesh Srinivasan

in Electric Fields of the Brain: The neurophysics of EEG

Published in print:
2006
Published Online:
May 2009
ISBN:
9780195050387
eISBN:
9780199865673
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195050387.003.0001
Subject:
Neuroscience, Neuroendocrine and Autonomic, Techniques

This chapter presents an overview of the physical and physiological bases for the electric potentials recorded from the human scalp, called electroencephalography or EEG. EEG applications in the ... More


Fallacies in EEG

Paul L. Nunez and Ramesh Srinivasan

in Electric Fields of the Brain: The neurophysics of EEG

Published in print:
2006
Published Online:
May 2009
ISBN:
9780195050387
eISBN:
9780199865673
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195050387.003.0002
Subject:
Neuroscience, Neuroendocrine and Autonomic, Techniques

The highly interdisciplinary nature of EEG is apparently the main reason why many fallacies have appeared in EEG and, in some cases, persisted over long periods. Common EEG fallacies occur on both ... More


Recording Strategies, Reference Issues, and Dipole Localization

Paul L. Nunez and Ramesh Srinivasan

in Electric Fields of the Brain: The neurophysics of EEG

Published in print:
2006
Published Online:
May 2009
ISBN:
9780195050387
eISBN:
9780199865673
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195050387.003.0007
Subject:
Neuroscience, Neuroendocrine and Autonomic, Techniques

Every EEG measurement depends on the locations of the recording and so-called reference electrode. The measured potential difference is a property of the path between electrode pairs. This applies to ... More


Electrode Polarization

Yuri Feldman, Paul Ben Ishai, and Valerică Raicu

in Dielectric Relaxation in Biological Systems: Physical Principles, Methods, and Applications

Published in print:
2015
Published Online:
August 2015
ISBN:
9780199686513
eISBN:
9780191766398
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199686513.003.0006
Subject:
Physics, Soft Matter / Biological Physics

In this chapter, an overview is presented of the state of the art concerning the fundamental properties of electrode polarization (EP) of interest in the measurement of high conductivity samples and ... More


Distortion Factors in the ECG

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/9780195058239.003.0018
Subject:
Neuroscience, Techniques

It has been observed that uncorrected lead systems evince a considerable amount of distortion affecting the quality of the ECG signal. In the corrected lead systems many of these factors are ... More


Acquiring Brain Signals from Outside the Brain

Ramesh Srinivasan

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/9780195388855.003.0006
Subject:
Neuroscience, Techniques

Most brain-computer interfaces (BCIs) determine their user's wishes by recording electromagnetic signals noninvasively from sensors on or above the scalp. The two principal noninvasive extracranial ... More


BCIs That Use Signals Recorded in Motor Cortex

John P. Donoghue

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/9780195388855.003.0016
Subject:
Neuroscience, Techniques

One useful way of categorizing a brain-computer interface (BCI) is by the location of its sensor. The type and site of the sensor are directly tied to the kinds of signals that can be obtained and ... More


Electrophysiological studies of memory in epilepsy

Thomas Grunwald and Manila Vannucci

in Epilepsy and Memory

Published in print:
2012
Published Online:
September 2012
ISBN:
9780199580286
eISBN:
9780191739408
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199580286.003.0018
Subject:
Neuroscience, Disorders of the Nervous System, Behavioral Neuroscience

Invasive recordings of event-related potentials (ERPs) from depth electrodes within the human hippocampal formation have identified novelty detection as an important subprocess that contributes to ... More


Hippocampal electrical stimulation and localisation of long-term episodic memory

Robin G. Morris, Steven G. Coleshill, Maria E. Lacruz, Antonio Valentin, and Gonzalo Alarcon

in Epilepsy and Memory

Published in print:
2012
Published Online:
September 2012
ISBN:
9780199580286
eISBN:
9780191739408
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199580286.003.0020
Subject:
Neuroscience, Disorders of the Nervous System, Behavioral Neuroscience

The clinical use of depth-electrode recording in the hippocampus in people undergoing neurosurgical treatment for epilepsy has also facilitated exploration of hippocampal memory function though ... More


Electrical properties—theory

Victor F. Petrenko and Robert W. Whitworth

in Physics of Ice

Published in print:
2002
Published Online:
February 2010
ISBN:
9780198518945
eISBN:
9780191707247
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198518945.003.0004
Subject:
Physics, Crystallography: Physics

Ice has a large dielectric permittivity arising from the reorientation of molecular dipoles in an electric field. This reorientation occurs by the motion of protonic point defects — H3O+ and OH- ions ... More


Electrical properties—experimental

Victor F. Petrenko and Robert W. Whitworth

in Physics of Ice

Published in print:
2002
Published Online:
February 2010
ISBN:
9780198518945
eISBN:
9780191707247
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198518945.003.0005
Subject:
Physics, Crystallography: Physics

After reviewing the experimental techniques used to study the electrical properties of ice, this chapter describes measurements of dielectric relaxation and conductivity on ‘pure’ ice and their ... More


Electrochemistry

Dennis Sherwood and Paul Dalby

in Modern Thermodynamics for Chemists and Biochemists

Published in print:
2018
Published Online:
August 2018
ISBN:
9780198782957
eISBN:
9780191826177
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198782957.003.0020
Subject:
Physics, Theoretical, Computational, and Statistical Physics

This chapter explores electrochemistry, from the fundamental observations associated with the Daniel Cell to redox reactions and the Nernst equation. As throughout the book, all the discussions are ... More


Vectorcardiographic Lead Systems

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/9780195058239.003.0016
Subject:
Neuroscience, Techniques

This chapter introduces representative examples of the large number of uncorrected and corrected vectorcardiographic lead systems. Most of the uncorrected and corrected vectorcardiographic lead ... More


Cardiac Pacing

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/9780195058239.003.0023
Subject:
Neuroscience, Techniques

This chapter considers the response of cardiac muscle to electric stimulation. It considers its particular application to the pacing and defibrillating of the heart. There are a number of significant ... More


Impedance Tomography

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/9780195058239.003.0026
Subject:
Neuroscience, Techniques

This chapter briefly reviews some fundamental questions in impedance tomography. As in impedance plethysmography, also in impedance tomography the current is fed and the voltage is measured through ... More


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