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 Video

Updated: Jun 5, 2026

Optimized Fabrication Procedure for High-Quality Graphene-based Moiré Superlattice Devices
11:24

Optimized Fabrication Procedure for High-Quality Graphene-based Moiré Superlattice Devices

Published on: July 11, 2025

Graphene-based electronic spin lenses.

Ali G Moghaddam1, Malek Zareyan

  • 1Institute for Advanced Studies in Basic Sciences (IASBS), P.O. Box 45195-1159, Zanjan 45195, Iran.

Physical Review Letters
|January 15, 2011
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

Exponential Shortcut to Measurement-Induced Entanglement Phase Transitions.

Physical review letters·2023
Same author

Topological states of generalized dissipative Majorana wires.

Journal of physics. Condensed matter : an Institute of Physics journal·2022
Same author

Highly Tunable Spin-Orbit Torque and Anisotropic Magnetoresistance in a Topological Insulator Thin Film Attached to Ferromagnetic Layer.

Physical review letters·2020
Same author

Spin relaxation and the Kondo effect in transition metal dichalcogenide monolayers.

Journal of physics. Condensed matter : an Institute of Physics journal·2016
Same author

Spin-transfer and exchange torques in ferromagnetic superconductors.

Physical review letters·2013
Same author

Model of an exotic chiral superconducting phase in a graphene bilayer.

Physical review letters·2012
Same journal

Erratum: Bacterial Turbulence at Compressible Fluid Interfaces [Phys. Rev. Lett. 136, 138301 (2026)].

Physical review letters·2026
Same journal

Unveiling Light-Quark Yukawa Flavor Structure via Dihadron Fragmentation at Lepton Colliders.

Physical review letters·2026
Same journal

Adaptable Route to Fast Coherent State Transport via Bang-Bang-Bang Protocols.

Physical review letters·2026
Same journal

Topological Transition and Emergence of Elasticity of Dislocation in Skyrmion Lattice: Beyond Kittel's Magnetic-Polar Analogy.

Physical review letters·2026
Same journal

Pound-Drever-Hall Method for Superconducting-Qubit Readout.

Physical review letters·2026
Same journal

Coupling a ^{73}Ge Nuclear Spin to an Electrostatically Defined Quantum Dot in Silicon.

Physical review letters·2026
See all related articles

Researchers show ferromagnetic graphene can focus spin-polarized electrons using negative refraction. This creates an electronic spin lens, similar to chiral metamaterials for light, enabling spin control in electronic devices.

Area of Science:

  • Condensed Matter Physics
  • Materials Science
  • Spintronics

Background:

  • Graphene's unique electronic properties, including Klein tunneling, are well-established.
  • Ferromagnetic materials can influence electron spin, but integrating this with graphene for spin manipulation is an active research area.

Purpose of the Study:

  • To theoretically demonstrate the spin-focusing capability of a ferromagnetic-normal interface in graphene.
  • To propose and analyze a graphene-based electronic spin lens for collimating unpolarized electron beams with spin polarization.

Main Methods:

  • Theoretical demonstration of electron wave focusing at a graphene interface.
  • Analysis of spin-resolved negative refraction (Klein tunneling) based on exchange energy and Fermi energy.
  • Proposal of a normal-ferromagnetic-normal graphene structure for spin lensing.

More Related Videos

Preparation of Graphene Liquid Cells for the Observation of Lithium-ion Battery Material
10:53

Preparation of Graphene Liquid Cells for the Observation of Lithium-ion Battery Material

Published on: February 5, 2019

Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms
08:48

Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms

Published on: September 25, 2020

Related Experiment Videos

Last Updated: Jun 5, 2026

Optimized Fabrication Procedure for High-Quality Graphene-based Moiré Superlattice Devices
11:24

Optimized Fabrication Procedure for High-Quality Graphene-based Moiré Superlattice Devices

Published on: July 11, 2025

Preparation of Graphene Liquid Cells for the Observation of Lithium-ion Battery Material
10:53

Preparation of Graphene Liquid Cells for the Observation of Lithium-ion Battery Material

Published on: February 5, 2019

Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms
08:48

Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms

Published on: September 25, 2020

Main Results:

  • The ferromagnetic-normal graphene interface can focus electron waves with specific spin directions.
  • Spin-resolved Klein tunneling occurs when ferromagnetic graphene's exchange energy exceeds its Fermi energy.
  • An unpolarized electron beam can be collimated with finite spin polarization using the proposed graphene spin lens.

Conclusions:

  • Magnetic graphene offers potential as an electronic analog to photonic chiral metamaterials.
  • The developed electronic spin lens provides a novel approach for spin manipulation in electronic systems.
  • This research opens avenues for advanced spintronic devices utilizing graphene's unique properties.