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

Magnetic-field-induced second-harmonic generation in semiconductor GaAs.

V V Pavlov1, A M Kalashnikova, R V Pisarev

  • 1A. F. Ioffe Physical-Technical Institute, The Russian Academy of Sciences, 194021 St. Petersburg, Russia.

Physical Review Letters
|May 21, 2005
PubMed
Summary

Applying a magnetic field induces optical second-harmonic generation (SHG) in gallium arsenide (GaAs) due to symmetry breaking. This effect, linked to Landau-level quantization, reveals nonlinear magneto-optical spatial dispersion as the key mechanism.

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

Switching of an Antiferromagnet Controlled by Spin Canting in a Laser-Induced Hidden Phase.

Physical review letters·2026
Same author

[Diagnosis and treatment of acute pulmonary embolism].

Radiologie (Heidelberg, Germany)·2025
Same author

[Diagnosis and treatment of acute pulmonary embolism].

Medizinische Klinik, Intensivmedizin und Notfallmedizin·2025
Same author

Vitamin D Levels During Fracture Healing in Children.

Physiological research·2025
Same author

Ultrafast magnetoacoustics in Galfenol nanostructures.

Photoacoustics·2023
Same author

Human cytomegalovirus seropositivity is associated with reduced patient survival during sepsis.

Critical care (London, England)·2023

Area of Science:

  • Solid State Physics
  • Optoelectronics
  • Materials Science

Background:

  • Optical second-harmonic generation (SHG) is a nonlinear optical process.
  • Gallium arsenide (GaAs) is a key semiconductor material.
  • Magnetic fields can alter material properties.

Purpose of the Study:

  • To investigate the effect of magnetic fields on SHG in GaAs.
  • To understand the underlying physical mechanisms of field-induced SHG.
  • To explore new nonlinear optical phenomena in semiconductors.

Main Methods:

  • Experimental application of a magnetic field to GaAs.
  • Spectroscopic measurement of SHG signals.
  • Theoretical modeling including nonlinear magneto-optical spatial dispersion.

Related Experiment Videos

Main Results:

  • Observed magnetic-field-induced SHG in GaAs.
  • Identified narrow SHG lines attributed to Landau-level quantization.
  • Demonstrated distinct rotational anisotropy differing from electric-dipole approximation.

Conclusions:

  • Magnetic fields induce SHG in GaAs via symmetry breaking.
  • Nonlinear magneto-optical spatial dispersion is the dominant mechanism.
  • Landau-level quantization plays a crucial role in the observed SHG spectra.