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 Concept Videos

Magnetic Susceptibility and Permeability01:31

Magnetic Susceptibility and Permeability

2.7K
In linear magnetic materials, like paramagnets and diamagnets, magnetization is proportional to the magnetic field intensity. The constant of proportionality, a dimensionless number, is called magnetic susceptibility. The value of the susceptibility depends on the type of material.
When diamagnetic materials are placed under an external magnetic field, the moments opposite to the field are induced. Hence, the susceptibility for diamagnets has a minimal negative value of 10-5–10-6. Since...
2.7K
Magnetostatic Boundary Conditions01:28

Magnetostatic Boundary Conditions

1.8K
An electric field suffers a discontinuity at a surface charge. Similarly, a magnetic field is discontinuous at a surface current. The perpendicular component of a magnetic field is continuous across the interface of two magnetic mediums. In contrast, its parallel component, perpendicular to the current, is discontinuous by the amount equal to the product of the vacuum permeability and the surface current. Like the scalar potential in electrostatics, the vector potential is also continuous...
1.8K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

A Physically Grounded Descriptor Decoupling Intrinsic and External Contributions to CO<sub>2</sub> Electroreduction over Single-Atom Catalysts.

Journal of the American Chemical Society·2026
Same author

Reconstruction of magnon eigenfunctions by X-ray magnetic vector chronoscopy.

Nature nanotechnology·2026
Same author

Covalently Hydrophobic Nanocarbon Supported Ni Single-Atom Catalysts for Highly Selective CO<sub>2</sub> Electroreduction.

Angewandte Chemie (International ed. in English)·2026
Same author

Robust flat-magnetoresistivity in D0<sub>3</sub>-Fe<sub>3</sub>Ga driven by chiral anomaly.

Nature communications·2026
Same author

Revisiting Catalyst Restructuring in CO<sub>2</sub> Reduction: The Dominant Yet Overlooked Role of Hydrogen.

Journal of the American Chemical Society·2026
Same author

Continuous discovery of novel 2D materials via dual active learning-driven generative models.

National science review·2026
Same journal

Ti/Sr Gradient Doping with SrTiO<sub>3</sub> Coating for Mitigating Strain and Oxygen Loss in Ni-Rich Cathode.

ACS applied materials & interfaces·2026
Same journal

Metallic Lead to Perfect Perovskite: A Bottom-Up Vapor-Assisted Colloidal Strategy for High-Performance Solar Cells.

ACS applied materials & interfaces·2026
Same journal

Two-Dimensional VSe<sub>2</sub>@Polypyrrole Heterostructure Enables Stable High-Rate Lithium-Sulfur Batteries.

ACS applied materials & interfaces·2026
Same journal

A Multifunctional Hydrogel Integrating Hemostatic, Antioxidant, and Antibacterial Properties for Infected and Diabetic Wound Regeneration.

ACS applied materials & interfaces·2026
Same journal

Tunable Interfacial to Filamentary Resistive Switching Mechanism in Room-Temperature-Grown Amorphous YBa<sub>2</sub>Cu<sub>3</sub>O<sub><i>x</i></sub> with Excess Cu Addition.

ACS applied materials & interfaces·2026
Same journal

Bioinspired Rhombic VO<sub>2</sub> Metasurface with Low Solar Absorptance for Self-adaptive All-Weather Building Thermal Management.

ACS applied materials & interfaces·2026
See all related articles

Related Experiment Video

Updated: Mar 25, 2026

Remote Magnetic Actuation of Micrometric Probes for in situ 3D Mapping of Bacterial Biofilm Physical Properties
14:42

Remote Magnetic Actuation of Micrometric Probes for in situ 3D Mapping of Bacterial Biofilm Physical Properties

Published on: May 2, 2014

9.7K

Probing the Buried Magnetic Interfaces.

Wenqing Liu1,2,3, Qionghua Zhou4, Qian Chen4

  • 1York-Nanjing Joint Center for Spintronics and Nanoengineering, School of Electronics Science and Engineering, Nanjing University , Nanjing 210093, China.

ACS Applied Materials & Interfaces
|February 19, 2016
PubMed
Summary
This summary is machine-generated.

We studied magnetism in cobalt/gallium arsenide (Co/GaAs) and nickel/gallium arsenide (Ni/GaAs) interfaces. Co showed robust room-temperature magnetism, while Ni

Keywords:
XMCDinterfacemagnetic dead layerspintronicssuperstructure

More Related Videos

Fabrication of Magnetic Platforms for Micron-Scale Organization of Interconnected Neurons
09:54

Fabrication of Magnetic Platforms for Micron-Scale Organization of Interconnected Neurons

Published on: July 14, 2021

5.3K
Probing C84-embedded Si Substrate Using Scanning Probe Microscopy and Molecular Dynamics
13:58

Probing C84-embedded Si Substrate Using Scanning Probe Microscopy and Molecular Dynamics

Published on: September 28, 2016

12.3K

Related Experiment Videos

Last Updated: Mar 25, 2026

Remote Magnetic Actuation of Micrometric Probes for in situ 3D Mapping of Bacterial Biofilm Physical Properties
14:42

Remote Magnetic Actuation of Micrometric Probes for in situ 3D Mapping of Bacterial Biofilm Physical Properties

Published on: May 2, 2014

9.7K
Fabrication of Magnetic Platforms for Micron-Scale Organization of Interconnected Neurons
09:54

Fabrication of Magnetic Platforms for Micron-Scale Organization of Interconnected Neurons

Published on: July 14, 2021

5.3K
Probing C84-embedded Si Substrate Using Scanning Probe Microscopy and Molecular Dynamics
13:58

Probing C84-embedded Si Substrate Using Scanning Probe Microscopy and Molecular Dynamics

Published on: September 28, 2016

12.3K

Area of Science:

  • Materials Science
  • Condensed Matter Physics
  • Spintronics

Background:

  • Ferromagnetic metal/semiconductor (FM/SC) heterostructures are crucial for next-generation spintronic devices, such as spin field-effect transistors.
  • Understanding interfacial magnetism in these heterostructures is key to optimizing device performance.

Purpose of the Study:

  • To investigate the element-specific interfacial magnetic moments in Co/GaAs and Ni/GaAs heterostructures.
  • To assess the applicability of a novel FM1/FM2/SC superstructure model for studying buried magnetic interfaces.

Main Methods:

  • Element-specific X-ray magnetic circular dichroism (XMCD) spectroscopy.
  • Utilized a specially designed FM1/FM2/SC superstructure to probe buried interfaces.
  • Validated experimental findings with first-principles calculations.

Main Results:

  • Observed robust room-temperature interfacial magnetization for Cobalt (Co) in Co/GaAs.
  • Found significantly diminished interfacial magnetization for Nickel (Ni) in Ni/GaAs, attributed to Ni d(eg) and GaAs sp(3) state hybridization.
  • First-principles calculations confirmed the experimental results with minimal deviations (<0.02 μB/atom for Co/GaAs, <0.07 μB/atom for Ni/GaAs).

Conclusions:

  • The FM1/FM2/SC superstructure model accurately probes buried magnetic interfaces without altering the underlying FM2 layer's electronic structure or magnetic ground state.
  • This model is generally applicable for characterizing interfacial magnetism in advanced spintronic materials.
  • The distinct magnetic behaviors of Co and Ni at the interface highlight the importance of material-specific electronic interactions.