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

Atomic Spectroscopy: Effects of Temperature01:27

Atomic Spectroscopy: Effects of Temperature

492
Atomization, converting samples into gas-phase atoms and ions, is essential for atomic spectroscopy. The flame temperature required for atomization affects the efficiency of the atomic spectroscopic methods by increasing the atomization efficiency and the relative population of the excited and ground states.
At thermal equilibrium, the relative populations of excited and ground state atoms can be estimated using the Maxwell–Boltzmann distribution. For example, an increase in temperature...
492
X-ray Crystallography02:18

X-ray Crystallography

24.4K
The size of the unit cell and the arrangement of atoms in a crystal may be determined from measurements of the diffraction of X-rays by the crystal, termed X-ray crystallography.
Diffraction
Diffraction is the change in the direction of travel experienced by an electromagnetic wave when it encounters a physical barrier whose dimensions are comparable to those of the wavelength of the light. X-rays are electromagnetic radiation with wavelengths about as long as the distance between neighboring...
24.4K
Temperature Dependence on Reaction Rate02:55

Temperature Dependence on Reaction Rate

83.9K
The Collision Theory
Atoms, molecules, or ions must collide before they can react with each other. Atoms must be close together to form chemical bonds. This premise is the basis for a theory that explains many observations regarding chemical kinetics, including factors affecting reaction rates.
The collision theory is based on the postulates that (i) the reaction rate is proportional to the rate of reactant collisions, (ii) the reacting species collide in an orientation allowing contact between...
83.9K
Atomic Absorption Spectroscopy: Atomization Methods01:25

Atomic Absorption Spectroscopy: Atomization Methods

690
Atomic Absorption Spectroscopy (AAS) atomizes samples through flame atomization or electrothermal atomization. Flame atomization typically involves a nebulizer and spray chamber assembly to combine the sample with a fuel–oxidant mixture, creating a fine aerosol mist that enters a burner. Typically, the fuel and oxidant are combined in an approximately stoichiometric ratio. However, for atoms that are easily oxidized, a fuel-rich mixture may be more advantageous. Only about 5% of the...
690

You might also read

Related Articles

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

Sort by
Same author

A capacitively coupled segmented polyimide core anode for a microchannel plate timing detector.

The Review of scientific instruments·2026
Same author

Diffraction of fast heavy noble gas atoms, Ar, Kr and Xe on a LiF(001) surface, changing the tip of a 'perfect' AFM.

Physical chemistry chemical physics : PCCP·2025
Same author

Diffraction of helium and hydrogen atoms through single-layer graphene.

Science (New York, N.Y.)·2025
Same author

Grazing incidence fast atom diffraction: general considerations, semiclassical perturbation theory and experimental implications.

Physical chemistry chemical physics : PCCP·2024
Same author

Elastic and inelastic diffraction of fast neon atoms on a LiF surface.

Physical chemistry chemical physics : PCCP·2023
Same author

A setup for grazing incidence fast atom diffraction.

The Review of scientific instruments·2022
Same journal

Phase-transition-driven radiative-decay engineering for high-<i>Q</i> quasi-BIC states in graphene-VO<sub>2</sub> metasurfaces.

Physical chemistry chemical physics : PCCP·2026
Same journal

From frameworks to functionality: a review of MOF-derived materials in emerging supercapacitor technologies.

Physical chemistry chemical physics : PCCP·2026
Same journal

Zn doping effects on oxygen reduction kinetics of PrBa<sub>0.5</sub>Ca<sub>0.5</sub>Fe<sub>2</sub>O<sub>5+<i>δ</i></sub> double perovskite cathode for intermediate-temperature solid oxide fuel cells.

Physical chemistry chemical physics : PCCP·2026
Same journal

Mechanisms of the CO<sub>2</sub> and H<sub>2</sub>O co-adsorption behavior of functionalized porous carbons: perspectives of the molecular clustering effect.

Physical chemistry chemical physics : PCCP·2026
Same journal

A charge-redistribution threshold governing methane dehydrogenation revealed by cerium oxide and nitride clusters.

Physical chemistry chemical physics : PCCP·2026
Same journal

Engineering Fe<sub>2</sub>WO<sub>6</sub>-based heterostructures for high-performance supercapacitors: the role of V<sub>2</sub>O<sub>5</sub> and g-C<sub>3</sub>N<sub>4</sub> integration.

Physical chemistry chemical physics : PCCP·2026
See all related articles

Related Experiment Video

Updated: Sep 23, 2025

Measurements of Long-range Electronic Correlations During Femtosecond Diffraction Experiments Performed on Nanocrystals of Buckminsterfullerene
08:44

Measurements of Long-range Electronic Correlations During Femtosecond Diffraction Experiments Performed on Nanocrystals of Buckminsterfullerene

Published on: August 22, 2017

7.8K

Temperature dependence in fast-atom diffraction at surfaces.

Peng Pan1, Maxime Debiossac1, Philippe Roncin1

  • 1Université Paris-Saclay, CNRS, Institut des Sciences Moléculaires d'Orsay (ISMO), 91405 Orsay, France.

Physical Chemistry Chemical Physics : PCCP
|May 12, 2022
PubMed
Summary
This summary is machine-generated.

Grazing incidence fast atom diffraction (GIFAD) reveals crystal surface dynamics at high temperatures. Its coherence is sensitive to surface stiffness and defects, not just impact energy.

More Related Videos

Synthesis and Microdiffraction at Extreme Pressures and Temperatures
07:26

Synthesis and Microdiffraction at Extreme Pressures and Temperatures

Published on: October 7, 2013

11.3K
Methods of Ex Situ and In Situ Investigations of Structural Transformations: The Case of Crystallization of Metallic Glasses
08:55

Methods of Ex Situ and In Situ Investigations of Structural Transformations: The Case of Crystallization of Metallic Glasses

Published on: June 7, 2018

8.6K

Related Experiment Videos

Last Updated: Sep 23, 2025

Measurements of Long-range Electronic Correlations During Femtosecond Diffraction Experiments Performed on Nanocrystals of Buckminsterfullerene
08:44

Measurements of Long-range Electronic Correlations During Femtosecond Diffraction Experiments Performed on Nanocrystals of Buckminsterfullerene

Published on: August 22, 2017

7.8K
Synthesis and Microdiffraction at Extreme Pressures and Temperatures
07:26

Synthesis and Microdiffraction at Extreme Pressures and Temperatures

Published on: October 7, 2013

11.3K
Methods of Ex Situ and In Situ Investigations of Structural Transformations: The Case of Crystallization of Metallic Glasses
08:55

Methods of Ex Situ and In Situ Investigations of Structural Transformations: The Case of Crystallization of Metallic Glasses

Published on: June 7, 2018

8.6K

Area of Science:

  • Surface science
  • Atomic physics
  • Materials science

Background:

  • Grazing incidence fast atom diffraction (GIFAD) enables coherent diffraction at low effective energies and high surface temperatures.
  • This technique offers high topological resolution and real-time monitoring of crystal growth.
  • The favorable Debye-Waller factor in the multiple collision regime explains GIFAD's performance.

Purpose of the Study:

  • To extensively evaluate the temperature behavior of GIFAD on a LiF surface.
  • To investigate the influence of temperature on elastic intensity and coherence.
  • To compare GIFAD's temperature dependence with diffraction at thermal energies (TEAS).

Main Methods:

  • Utilizing Grazing Incidence Fast Atom Diffraction (GIFAD).
  • Conducting experiments on a LiF crystal surface.
  • Varying surface temperatures between 177 K and 1017 K.

Main Results:

  • Observed exponential attenuation of elastic intensity with increasing temperature, similar to TEAS.
  • Found that maximum coherence is influenced by surface stiffness and defects, not solely by attraction forces.
  • Demonstrated GIFAD's sensitivity to surface defects at elevated temperatures.

Conclusions:

  • GIFAD's coherence is significantly affected by surface stiffness and defects at high temperatures.
  • Unlike TEAS, GIFAD's coherence is not directly reduced by attractive forces increasing impact energy.
  • GIFAD is a sensitive tool for probing surface properties and dynamics under varying thermal conditions.