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

Molecular fragmentation driven by ultrafast dynamic ionic resonances.

Brett J Pearson1, Sarah R Nichols, Thomas Weinacht

  • 1Department of Physics, Stony Brook University, Stony Brook, New York 11794, USA.

The Journal of Chemical Physics
|October 9, 2007
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

Time resolved probing of the ultrafast excited state dynamics of cis,cis-1,3-cyclooctadiene.

The Journal of chemical physics·2026
Same author

Spectral broadening and pulse shaping in the deep ultraviolet.

Optics letters·2026
Same author

Statistical <i>vs.</i> direct dissociation of molecular dications.

Physical chemistry chemical physics : PCCP·2025
Same author

How excitation wavelength affects excited state dynamics in o-nitrophenol: A theoretical perspective.

The Journal of chemical physics·2025
Same author

Ultrafast structural dynamics of UV photoexcited <i>cis</i>,<i>cis</i>-1,3-cyclooctadiene observed with time-resolved electron diffraction.

Physical chemistry chemical physics : PCCP·2024
Same author

Long-Lived Electronic Coherences in Molecules.

Physical review letters·2024
Same journal

Anharmonic phonons via quantum thermal bath simulations.

The Journal of chemical physics·2026
Same journal

Quantum simulation of alignment dependent differential cross sections in co-propagating molecular beams at cold collision energies.

The Journal of chemical physics·2026
Same journal

Non-additive ion effects on the coil-globule equilibrium of a generic polymer in aqueous salt solutions.

The Journal of chemical physics·2026
Same journal

Insights into the unexpected small reduction of the temperature of maximum density of water by lithium chloride addition.

The Journal of chemical physics·2026
Same journal

Optical frequency comb double-resonance spectroscopy of the 9030-9175 cm-1 states of ethylene.

The Journal of chemical physics·2026
Same journal

Time reversal breaking of colloidal particles in cells.

The Journal of chemical physics·2026
See all related articles

This study reveals how molecular resonances drive bond breaking in intense laser fields. Understanding these dynamics allows for controlled molecular dissociation and structure analysis.

Area of Science:

  • Physical Chemistry
  • Quantum Mechanics
  • Molecular Dynamics

Background:

  • Intense, ultrafast laser fields induce complex molecular responses.
  • Molecular ions exhibit resonances that influence dissociation pathways.
  • Controlling molecular behavior requires understanding time-dependent electronic and nuclear motion.

Purpose of the Study:

  • To time-resolve molecular motion and ionic potentials leading to bond cleavage.
  • To demonstrate the temporal evolution of resonances in dissociative ionization.
  • To explore the potential for controlled bond breaking using dynamic resonances.

Main Methods:

  • Time-resolved spectroscopy to observe molecular dynamics.
  • Theoretical modeling of ionic potentials and laser-matter interactions.

Related Experiment Videos

  • Analysis of dissociative ionization pathways in strong laser fields.

    • Main Results:

    • Molecular resonances were observed to evolve dynamically over time.
    • The temporal evolution of resonances directly correlates with bond cleavage.
    • Strong-field ionization initiates processes leading to resonance-driven dissociation.

    Conclusions:

    • Dynamic resonances are key to understanding ultrafast laser-induced molecular dissociation.
    • Controlled bond breaking can be achieved by exploiting these time-dependent resonances.
    • This approach enables characterization of time-dependent molecular structure.