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

Active phase stabilization in Fourier-transform two-dimensional infrared spectroscopy.

Victor Volkov1, Roland Schanz, Peter Hamm

  • 1Physikalisch-Chemisches Institut, Universität Zürich, Winterthurerstrasse 190, CH-8057 Zürich, Switzerland.

Optics Letters
|August 12, 2005
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

Signal propagation in LOV-based multidomain proteins: time-resolved infrared spectroscopy reveals the complete photocycle of YF1 and PAL.

Physical chemistry chemical physics : PCCP·2026
Same author

Monomer and dimer pathways of earth-abundant manganese tricarbonyl pre-catalysts for CO<sub>2</sub> reduction studied by time-resolved IR spectroscopy.

Physical chemistry chemical physics : PCCP·2026
Same author

Evolution and design shape protein dynamics in LOV domains - spanning picoseconds to days.

Journal of molecular biology·2025
Same author

Universal structure in the relaxation of photoactive proteins.

The Journal of chemical physics·2025
Same author

Versatile femtosecond laser synchronization for multiple-timescale transient infrared spectroscopy 2.0.

The Review of scientific instruments·2025
Same author

Unveiling the Activation Pathway of the CO<sub>2</sub> Reduction Catalyst <i>trans</i>(Cl)-[Ru(X,X'-dimethyl-2,2'-bipyridine)(CO)<sub>2</sub>Cl<sub>2</sub>] by Direct Spectroscopic Observation.

ACS catalysis·2025

This study introduces active phase stabilization and absolute positioning for Fourier-transform 2D IR spectroscopy. This technique enhances spectral quality with sub-20 nm accuracy, improving experimental control.

Area of Science:

  • Spectroscopy
  • Physical Chemistry
  • Optical Physics

Background:

  • Fourier-transform two-dimensional infrared (FT 2D IR) spectroscopy is a powerful technique for studying molecular dynamics.
  • Achieving high spectral resolution and accuracy in FT 2D IR spectroscopy requires precise control over experimental parameters, particularly phase and position.
  • Existing methods may compromise experimental flexibility or the control over infrared (IR) pulse characteristics.

Purpose of the Study:

  • To present a novel scheme for active phase stabilization and absolute positioning in FT 2D IR spectroscopy.
  • To demonstrate significant improvements in the quality of FT 2D IR spectra through enhanced positional accuracy.
  • To integrate phase stabilization into a standard photon echo setup without hindering experimental flexibility or IR pulse control.

Related Experiment Videos

Main Methods:

  • Development of an active phase stabilization system.
  • Implementation of an absolute positioning system with sub-20 nm root-mean-square (rms) accuracy.
  • Integration of these systems into a standard photon echo experimental setup.

Main Results:

  • Achieved position accuracy better than 20 nm (rms), equivalent to lambda/250 at 5 micrometers.
  • Demonstrated significant improvement in the quality of Fourier-transform 2D IR spectra.
  • Successfully implemented phase stabilization without compromising experimental flexibility or IR pulse parameter control.

Conclusions:

  • The presented scheme effectively enables active phase stabilization and absolute positioning in FT 2D IR spectroscopy.
  • The achieved high positional accuracy leads to a notable enhancement in spectral quality.
  • The method is compatible with standard photon echo setups, offering a practical advancement for researchers in molecular spectroscopy.