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

Emission Spectra02:39

Emission Spectra

56.3K
When solids, liquids, or condensed gases are heated sufficiently, they radiate some of the excess energy as light. Photons produced in this manner have a range of energies, and thereby produce a continuous spectrum in which an unbroken series of wavelengths is present.
56.3K
Atomic Emission Spectroscopy: Lab01:29

Atomic Emission Spectroscopy: Lab

213
AES is a powerful analytical technique, especially effective when used with plasma sources, producing abundant spectra in characteristic emission lines. The Inductively Coupled Plasma (ICP), in particular, yields superior quantitative analytical data due to its high stability, low noise, low background, and minimal interferences under optimal experimental conditions. However, newer air-operated microwave sources are emerging as promising alternatives that could be more cost-effective than...
213
Inductively Coupled Plasma Atomic Emission Spectroscopy: Instrumentation01:26

Inductively Coupled Plasma Atomic Emission Spectroscopy: Instrumentation

265
Inductively coupled plasma (ICP) is the common plasma source used in atomic emission spectroscopy (AES), a technique that detects and analyzes various elements in a sample. This method is often called inductively coupled plasma atomic emission spectroscopy (ICP-AES).
There are three main types of inductively coupled plasma atomic emission spectroscopy  (ICP-AES) instruments: sequential, simultaneous multichannel, and Fourier transform instruments, with the latter being less commonly used....
265
Atomic Emission Spectroscopy: Instrumentation01:22

Atomic Emission Spectroscopy: Instrumentation

547
The instrumentation of atomic emission spectrometry (AES) involves various components, including atomization devices that convert samples into gas-phase atoms and ions. There are two main types of atomization devices: continuous and discrete atomizers.  Continuous atomizers, like plasmas and flames, introduce samples in a constant stream, while discrete atomizers inject individual samples using syringes or autosamplers. The most common discrete atomizer is the electrothermal atomizer.
547
Atomic Emission Spectroscopy: Overview01:20

Atomic Emission Spectroscopy: Overview

2.4K
Atomic emission spectroscopy (AES) is an analytical technique used to determine the elemental composition of a sample by analyzing the light emitted from excited atoms. In AES, atoms in a sample are excited to higher energy levels by thermal energy from high-temperature sources, such as plasma, arcs, or sparks. When these excited atoms return to lower energy states, they emit light at specific wavelengths characteristic of each element. The resulting atomic emission spectrum, which consists of...
2.4K
Inductively Coupled Plasma Atomic Emission Spectroscopy: Principle01:19

Inductively Coupled Plasma Atomic Emission Spectroscopy: Principle

718
Inductively coupled plasma (ICP) is the most widely used plasma source in atomic emission spectroscopy (AES), also known as Inductively Coupled Plasma Optical Emission Spectroscopy (ICP-OES). The ICP source, or torch, consists of three concentric quartz tubes with argon gas flowing through them. A spark from a Tesla coil initiates the ionization of argon, generating a high-temperature plasma.
The ions and electrons produced interact with the fluctuating magnetic field created by a water-cooled...
718

You might also read

Related Articles

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

Sort by
Same author

Anomalous infrared conical emission during ordered multifilamentation in gases.

Optics letters·2024
Same author

Nonlinear Propagation and Filamentation on 100 Meter Air Path of Femtosecond Beam Partitioned by Wire Mesh.

Sensors (Basel, Switzerland)·2022
Same author

Compact Radio Frequency Discharge-Pumped Slab CO Laser System with a Zinc Germanium Phosphide (ZnGeP<sub>2</sub>) Sum-Frequency Generator for Remote Sensing of the Atmosphere.

Applied spectroscopy·2022
Same author

Similarity of angular distribution for THz radiation emitted by laser filament plasma channels of different lengths.

Optics letters·2020
Same author

Surface-Enhanced IR-Absorption Microscopy of <i>Staphylococcus aureus</i> Bacteria on Bactericidal Nanostructured Si Surfaces.

Molecules (Basel, Switzerland)·2019
Same author

Influence of air humidity on 248-nm ultraviolet laser pulse filamentation.

Optics letters·2019

Related Experiment Video

Updated: Jul 29, 2025

Non-equilibrium Microwave Plasma for Efficient High Temperature Chemistry
07:17

Non-equilibrium Microwave Plasma for Efficient High Temperature Chemistry

Published on: August 1, 2017

12.7K

Terahertz emission pattern from a single-color filament plasma.

Georgy E Rizaev, Leonid V Seleznev, Daria V Mokrousova

    Optics Letters
    |May 23, 2023
    PubMed
    Summary

    The opening angle of terahertz cones from laser filament plasma depends on plasma length and terahertz frequency in non-linear focusing. Specifying the collection angle is crucial for analyzing terahertz radiation spectral composition.

    More Related Videos

    Design, Fabrication, and Experimental Characterization of Plasmonic Photoconductive Terahertz Emitters
    10:54

    Design, Fabrication, and Experimental Characterization of Plasmonic Photoconductive Terahertz Emitters

    Published on: July 8, 2013

    14.9K
    Femtosecond Laser Filaments for Use in Sub-Diffraction-Limited Imaging and Remote Sensing
    06:16

    Femtosecond Laser Filaments for Use in Sub-Diffraction-Limited Imaging and Remote Sensing

    Published on: April 25, 2019

    7.6K

    Related Experiment Videos

    Last Updated: Jul 29, 2025

    Non-equilibrium Microwave Plasma for Efficient High Temperature Chemistry
    07:17

    Non-equilibrium Microwave Plasma for Efficient High Temperature Chemistry

    Published on: August 1, 2017

    12.7K
    Design, Fabrication, and Experimental Characterization of Plasmonic Photoconductive Terahertz Emitters
    10:54

    Design, Fabrication, and Experimental Characterization of Plasmonic Photoconductive Terahertz Emitters

    Published on: July 8, 2013

    14.9K
    Femtosecond Laser Filaments for Use in Sub-Diffraction-Limited Imaging and Remote Sensing
    06:16

    Femtosecond Laser Filaments for Use in Sub-Diffraction-Limited Imaging and Remote Sensing

    Published on: April 25, 2019

    7.6K

    Area of Science:

    • Plasma Physics
    • Laser-Induced Plasmas
    • Terahertz (THz) Emission

    Background:

    • Terahertz (THz) emission from laser-induced plasmas is a significant area of research.
    • Understanding the angular distribution of THz emission is crucial for characterizing plasma properties and optimizing THz generation.

    Purpose of the Study:

    • To investigate the angular distribution of spectral components of THz emission from single-color laser filament plasma.
    • To determine the relationship between the THz cone opening angle, plasma channel length, and THz frequency under different focusing conditions.
    • To highlight the importance of specifying the collection angle for spectral analysis of THz radiation.

    Main Methods:

    • Experimental study of THz emission from single-color laser filament plasma.
    • Measurement of the angular distribution of different spectral components of THz emission.
    • Comparison of THz cone opening angle dependence under non-linear and linear focusing conditions.

    Main Results:

    • The opening angle of the THz cone is inversely proportional to the square root of plasma channel length and THz frequency in non-linear focusing mode.
    • This dependence of the THz cone angle breaks down in the case of linear focusing.
    • Experimental evidence shows that the spectral composition of THz radiation is dependent on the collection angle.

    Conclusions:

    • The angular distribution of THz emission from laser filament plasma is strongly dependent on focusing conditions and plasma parameters.
    • Accurate characterization of THz radiation requires careful consideration of the experimental geometry, particularly the collection angle.
    • These findings provide valuable insights for controlling and utilizing THz emission from laser-produced plasmas.