Related Experiment Video
Updated: Feb 10, 2026
10:52
Direct Imaging of Laser-driven Ultrafast Molecular Rotation
Published on: February 4, 2017
10.2K
Molecular orbital imprint in laser-driven electron recollision
Felix Schell1, Timm Bredtmann1, Claus Peter Schulz1
1Max-Born-Institut für nichtlineare Optik und Kurzzeitspektroskopie, Max-Born-Strasse 2A, 12489 Berlin, Germany.
Science Advances
|May 9, 2018
Summary
Electrons driven back to their ion core carry molecular structural information. This finding is crucial for understanding laser-induced electron diffraction and attosecond science experiments.
Area of Science:
- * Quantum dynamics and ultrafast science.
- * Strong-field physics and molecular interactions.
Background:
- * Strong-field ionization releases electrons that can recollide with their ion core.
- * This recollision process, central to attosecond science, is often assumed to have a single electron return direction.
Purpose of the Study:
- * To investigate laser-induced electron rescattering from multiple ionization continua in a single molecule.
- * To determine if electron return probability is dependent on molecular orientation and carries orbital information.
Main Methods:
- * Experimental measurements of electron rescattering.
- * Theoretical modeling of electron dynamics in polyatomic molecules under intense laser fields.
Main Results:
- * Electron return probability is dependent on the molecular frame (orientation).
- * The structure of the returning electron wave packet contains information about the ionized molecular orbital.
- * Demonstrated rescattering from two distinct ionization continua within the same molecule.
Conclusions:
- * The assumption of a single, well-defined electron return direction is an oversimplification.
- * Molecular frame-dependent electron return is a key factor in strong-field spectroscopy.
- * Accurate analysis of experiments like laser-induced electron diffraction requires accounting for the returning wave packet structure.
Related Concept Videos
03:51Molecular Orbital Theory II
27.7K
Molecular Orbital Energy Diagrams
27.7K
02:35Molecular Orbital Theory I
47.8K
Overview of Molecular Orbital Theory
47.8K
01:18Electron Orbital Model
72.7K
Orbitals are the areas outside of the atomic nucleus where electrons are most likely to reside. They are characterized by different energy levels, shapes, and three-dimensional orientations. The location of electrons is described most generally by a shell or principal energy level, then by a subshell within each shell, and finally, by individual orbitals found within the subshells.
The first shell is closest to the nucleus, and it has only one subshell with a single spherical orbital called the...
The first shell is closest to the nucleus, and it has only one subshell with a single spherical orbital called the...
72.7K
01:22Imprinting
11.2K
Behavioral imprinting is observed in some newborn animals and occurs when they develop strong and specific attachments to another animal (usually a parent) following brief, early-life exposures. Offspring imprint onto parents within a brief period after birth or hatching; this time window is called the critical period. Once imprinting occurs, the bond established between the parents and their offspring is usually long-lasting.
11.2K
02:30Genomic Imprinting and Inheritance
37.3K
Diploid organisms inherit genetic material through chromosomes from both parents. Copies of the same gene are known as alleles. In most cases, both alleles are simultaneously expressed and allow various cellular processes to function optimally. If one of the alleles is missing or mutated, the expression of the other allele can compensate; however, this is not true for all genes.
The expression of some genes depends on which parent passed the gene to the offspring, through a phenomenon known as...
The expression of some genes depends on which parent passed the gene to the offspring, through a phenomenon known as...
37.3K
03:24Hybridization of Atomic Orbitals I
67.7K
The mathematical expression known as the wave function, ψ, contains information about each orbital and the wavelike properties of electrons in an isolated atom. When atoms are bound together in a molecule, the wave functions combine to produce new mathematical descriptions that have different shapes. This process of combining the wave functions for atomic orbitals is called hybridization and is mathematically accomplished by the linear combination of atomic orbitals. The new orbitals that...
67.7K