Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Faraday's Law01:10

Faraday's Law

5.9K
Faraday's law state that the induced emf is the negative change in the magnetic flux per unit of time. Any change in the magnetic field or change in the orientation of the area of the coil with respect to the magnetic field induces a voltage (emf). The magnetic flux measures the number of magnetic field lines through a given surface area. Magnetic flux is estimated from the integral of the dot product of the magnetic field vector and the area vector. The negative sign describes the...
5.9K
Faraday Disk Dynamo01:23

Faraday Disk Dynamo

3.7K
A Faraday disk dynamo is a DC generator, producing an emf that is constant in time. It consists of a conducting disk that rotates with a constant angular velocity in the magnetic field, perpendicular to the disk's plane. The rotation of the disk causes a change in magnetic flux, which induces an emf, causing opposite charges to develop on the rim and in the center of the disk. The polarity of the induced emf can be determined by the direction of the magnetic field and the direction of the...
3.7K
Passive Filters01:27

Passive Filters

1.0K
Passive filters are utilized to shape the frequency spectrum of signals across a diverse array of applications. These filters, using only passive elements like resistors (R), inductors (L), and capacitors (C), are capable of selectively allowing or blocking certain frequency ranges without the need for external power sources.
Low-Pass Filters
Low-pass filters are designed to transmit signals with frequencies lower than the cutoff frequency, ωc, and attenuate those above it. The cutoff...
1.0K
Active Filters01:25

Active Filters

1.3K
Active filters are electronic circuits that use operational amplifiers (op-amps), resistors, and capacitors to filter out unwanted frequency components from a signal. A first-order low-pass active filter is designed to pass signals with a frequency lower than a certain cutoff frequency and attenuate frequencies higher than that cutoff frequency. The transfer function for a first-order low-pass active filter is:
1.3K
Kidney Structure01:45

Kidney Structure

75.3K
The kidneys are two large bean-shaped organs located in the upper abdomen. They filter the blood several times a day to remove toxins and rebalance water and electrolytes of the circulatory system via the renal veins. The kidneys receive blood directly from the heart via the renal arteries. These arteries enter the kidney at the hilum, the concave surface of the bean, where they branch and divide into smaller vessels and capillaries.
75.3K
Filtration and Urine Formation01:32

Filtration and Urine Formation

53.7K
The function of the kidneys is to filter, reabsorb, secrete, and excrete. Every day the kidneys filter nearly 180 liters of blood, initially removing water and solutes but ultimately returning nearly all filtrates into circulation with the help of osmoregulatory hormones. This process removes wastes and toxins but is also crucial to maintain water and electrolyte levels. Most of these functions are performed by the tiny but numerous nephrons contained within the kidneys.
53.7K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Lithium Faraday filter: some like it hot.

Optics letters·2025
Same author

Femtosecond tunable light source with variable repetition rate between 640 kHz and 41 MHz with a 130 dB temporal pulse contrast ratio.

Optics express·2022
Same author

Search for topological defect dark matter with a global network of optical magnetometers.

Nature physics·2021
Same author

Single Photon Randomness based on a Defect Center in Diamond.

Scientific reports·2019
Same author

Absorption and Extinction Cross Sections and Photon Streamlines in the Optical Near-field.

Scientific reports·2017
Same author

Two Step Excitation in Hot Atomic Sodium Vapor.

Scientific reports·2017

Related Experiment Video

Updated: Feb 3, 2026

Dissociation of the Confounding Influences of Expectancy and Integrative Difficulty Residing in Anomalous Sentences in Event-related Potential Studies
05:22

Dissociation of the Confounding Influences of Expectancy and Integrative Difficulty Residing in Anomalous Sentences in Event-related Potential Studies

Published on: May 9, 2019

5.8K

How anomalous is my Faraday filter?

Ilja Gerhardt

    Optics Letters
    |November 2, 2018
    PubMed
    Summary

    The Macaluso-Corbino effect enables narrowband optical filtering using Faraday filters. This study clarifies the roles of anomalous dispersion and rotation in filter performance, providing criteria for optimal operation near atomic resonances.

    Area of Science:

    • Atomic, Molecular, and Optical Physics
    • Quantum Optics
    • Spectroscopy

    Background:

    • The Macaluso-Corbino effect explains optical rotation near atomic resonances.
    • Faraday filters leverage the Zeeman effect and refractive index differences for narrowband optical filtering.
    • These filters are often associated with anomalous dispersion near resonance.

    Purpose of the Study:

    • To analyze the relevance of anomalous dispersion and anomalous rotation in Faraday filters.
    • To establish criteria for optimizing Faraday filter performance based on spectral position relative to atomic resonance.

    Main Methods:

    • Theoretical analysis of the Macaluso-Corbino effect in the context of Faraday filters.
    • Investigation of optical rotation and refractive index components under a longitudinal magnetic field.

    More Related Videos

    Direct Re-implantation of Left Coronary Artery into the Aorta in Adults with Anomalous Origin of Left Coronary Artery from the Pulmonary Artery ALCAPA
    13:10

    Direct Re-implantation of Left Coronary Artery into the Aorta in Adults with Anomalous Origin of Left Coronary Artery from the Pulmonary Artery ALCAPA

    Published on: April 24, 2017

    19.2K
    Air-sampled Filter Analysis for Endotoxins and DNA Content
    09:16

    Air-sampled Filter Analysis for Endotoxins and DNA Content

    Published on: March 7, 2016

    10.2K

    Related Experiment Videos

    Last Updated: Feb 3, 2026

    Dissociation of the Confounding Influences of Expectancy and Integrative Difficulty Residing in Anomalous Sentences in Event-related Potential Studies
    05:22

    Dissociation of the Confounding Influences of Expectancy and Integrative Difficulty Residing in Anomalous Sentences in Event-related Potential Studies

    Published on: May 9, 2019

    5.8K
    Direct Re-implantation of Left Coronary Artery into the Aorta in Adults with Anomalous Origin of Left Coronary Artery from the Pulmonary Artery ALCAPA
    13:10

    Direct Re-implantation of Left Coronary Artery into the Aorta in Adults with Anomalous Origin of Left Coronary Artery from the Pulmonary Artery ALCAPA

    Published on: April 24, 2017

    19.2K
    Air-sampled Filter Analysis for Endotoxins and DNA Content
    09:16

    Air-sampled Filter Analysis for Endotoxins and DNA Content

    Published on: March 7, 2016

    10.2K
  • Examination of filter performance at the line center versus spectral wings of atomic resonances.

    • Main Results:

    • Anomalous dispersion and anomalous rotation play distinct roles in Faraday filter operation.
    • The sign of anomalous rotation provides a critical criterion for filter tuning.
    • Optimal filter performance depends on the spectral region (line center or wing) relative to the atomic resonance.

    Conclusions:

    • Faraday filters are not solely based on anomalous dispersion; anomalous rotation is also crucial.
    • Understanding the interplay between anomalous dispersion and rotation optimizes filter design and application.
    • The study provides a theoretical framework for precise control and application of Faraday filters in optical filtering.