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 Experiment Videos

Macrodimers: ultralong range Rydberg molecules.

Christophe Boisseau1, Ionel Simbotin, Robin Côté

  • 1Physics Department, University of Connecticut, 2152 Hillside Road, Storrs, Connecticut 06269-3046, USA.

Physical Review Letters
|April 17, 2002
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

Reaction blockading in a reaction between an excited atom and a charged molecule at low collision energy.

Nature chemistry·2019
Same author

Signature of the s-Wave Regime High above Ultralow Temperatures.

Physical review letters·2018
Same author

Synthesis of mixed hypermetallic oxide BaOCa<sup>+</sup> from laser-cooled reagents in an atom-ion hybrid trap.

Science (New York, N.Y.)·2017
Same author

Near Threshold Effects on Recombination and Vibrational Relaxation in Efimov Systems.

Chemphyschem : a European journal of chemical physics and physical chemistry·2016
Same author

Controllable binding of polar molecules and metastability of one-dimensional gases with attractive dipole forces.

Physical review letters·2012
Same author

Structure, energetics, and reactions of alkali tetramers.

The Journal of chemical physics·2012

Researchers predict ultralong range Rydberg dimers, which are pairs of excited atoms with large separations. These macrodimers could be sensitive probes of weak environmental interactions.

Area of Science:

  • Atomic physics
  • Quantum mechanics
  • Physical chemistry

Background:

  • Rydberg atoms are atoms with one or more electrons in highly excited states.
  • Interactions between Rydberg atoms can lead to the formation of molecules.

Purpose of the Study:

  • To investigate long-range interactions between two Rydberg atoms.
  • To predict the existence and properties of ultralong range Rydberg dimers (macrodimers).

Main Methods:

  • Calculation of dispersion coefficients (C5, C6, C8) for two rubidium atoms in the np excited state.
  • Analysis of how these coefficients scale with the principal quantum number n.
  • Investigation of molecular symmetries and potential wells supporting bound states.

Main Results:

Related Experiment Videos

  • Prediction of ultralong range Rydberg dimers with equilibrium distances of thousands of Bohr radii.
  • Dispersion coefficients C5, C6, and C8 scale as n(8), n(11), and n(15), respectively.
  • Identification of conditions where long-range potential wells support molecular bound levels.

Conclusions:

  • Ultralong range Rydberg dimers (macrodimers) can form under specific conditions.
  • These macrodimers are highly sensitive to their environment.
  • Macrodimers offer potential for probing weak interactions and suggest experimental detection methods.