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

Measurement of Air Content in Concrete01:23

Measurement of Air Content in Concrete

932
Air content measurement in concrete is critical for ensuring structural integrity and durability of concrete structures, especially in environments prone to severe weather conditions. Accurate air content analysis optimizes concrete's resistance to freeze-thaw cycles and enhances its workability and strength. Several methods are standardized under ASTM guidelines to measure the air content in fresh concrete, each suitable for different concrete types and conditions.
The pressure method,...
932
IR Spectroscopy: Hooke's Law Approximation of Molecular Vibration01:16

IR Spectroscopy: Hooke's Law Approximation of Molecular Vibration

3.3K
A covalently bonded heteronuclear diatomic molecule can be modeled as two vibrating masses connected by a spring. The vibrational frequency of the bond can be expressed using an equation derived from Hooke's law, which describes how the force applied to stretch or compress a spring is proportional to the displacement of the spring. In this case, the atoms behave like masses, and the bond acts like a spring.
According to Hooke's law, the vibrational frequency is directly proportional to...
3.3K
Electronic Distance Measuring Instruments01:30

Electronic Distance Measuring Instruments

764
Electronic Distance Measuring Instruments (EDMs) are essential tools in modern surveying, offering precise distance measurements by emitting electromagnetic signals and calculating the time required for these signals to travel to a target and return. Two primary types of signals are used in EDMs — light waves and microwaves — each suited to specific environmental and distance requirements. Light-wave-based EDMs utilize either infrared or laser light, providing high accuracy over...
764

You might also read

Related Articles

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

Sort by
Same author

The comparison of two pendrin inhibitors, YS-01 and PDSinh-C01, in lipopolysaccharide-induced acute lung injury.

Scientific reports·2026
Same author

Momentum-Resolved Spectroscopy of Superconductivity with the Quantum Twisting Microscope.

Physical review letters·2026
Same author

Multi-Functional Adaptive Interfaces for Next-Generation Wearable and Implantable Bioelectronics.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same author

Advances in functional composite hydrogels for the treatment of degenerative arthritis.

Biomedical engineering letters·2026
Same author

Gate-Tunable Orbital Magnetism and Competing Superconductivity in Twisted Trilayer Graphene Josephson Junctions.

ACS applied materials & interfaces·2025
Same author

Effects of Annealing Temperature Combinations in InO<sub>x</sub>/AlO<sub>x</sub> Heterostructure for High-Performance and Stable Solution-Processed Junctionless Transistors.

Materials (Basel, Switzerland)·2025

Related Experiment Video

Updated: Apr 25, 2026

Studying Soft-matter and Biological Systems over a Wide Length-scale from Nanometer and Micrometer Sizes at the Small-angle Neutron Diffractometer KWS-2
11:27

Studying Soft-matter and Biological Systems over a Wide Length-scale from Nanometer and Micrometer Sizes at the Small-angle Neutron Diffractometer KWS-2

Published on: December 8, 2016

13.9K

How to directly measure a Kondo cloud's length.

Jinhong Park1, S-S B Lee1, Yuval Oreg2

  • 1Department of Physics, Korea Advanced Institute of Science and Technology, Daejeon 305-701, Korea.

Physical Review Letters
|August 29, 2014
PubMed
Summary

We present a new electrical method to measure the Kondo screening cloud around an impurity in quantum wires. Gate voltage tuning reveals the cloud length, impacting Kondo temperature and conductance.

More Related Videos

Measurement of Particle Size Distribution in Turbid Solutions by Dynamic Light Scattering Microscopy
09:16

Measurement of Particle Size Distribution in Turbid Solutions by Dynamic Light Scattering Microscopy

Published on: January 9, 2017

16.6K
Measurement of X-ray Beam Coherence along Multiple Directions Using 2-D Checkerboard Phase Grating
10:39

Measurement of X-ray Beam Coherence along Multiple Directions Using 2-D Checkerboard Phase Grating

Published on: October 11, 2016

9.1K

Related Experiment Videos

Last Updated: Apr 25, 2026

Studying Soft-matter and Biological Systems over a Wide Length-scale from Nanometer and Micrometer Sizes at the Small-angle Neutron Diffractometer KWS-2
11:27

Studying Soft-matter and Biological Systems over a Wide Length-scale from Nanometer and Micrometer Sizes at the Small-angle Neutron Diffractometer KWS-2

Published on: December 8, 2016

13.9K
Measurement of Particle Size Distribution in Turbid Solutions by Dynamic Light Scattering Microscopy
09:16

Measurement of Particle Size Distribution in Turbid Solutions by Dynamic Light Scattering Microscopy

Published on: January 9, 2017

16.6K
Measurement of X-ray Beam Coherence along Multiple Directions Using 2-D Checkerboard Phase Grating
10:39

Measurement of X-ray Beam Coherence along Multiple Directions Using 2-D Checkerboard Phase Grating

Published on: October 11, 2016

9.1K

Area of Science:

  • Condensed Matter Physics
  • Quantum Many-Body Systems
  • Mesoscopic Physics

Background:

  • The Kondo effect describes the screening of magnetic impurities by conduction electrons.
  • Understanding the spatial extent of the Kondo screening cloud is crucial for quantum transport phenomena.
  • Direct experimental measurement of the Kondo cloud remains challenging.

Purpose of the Study:

  • To develop a direct electrical method for measuring the Kondo screening cloud.
  • To investigate the influence of electrostatic gating on the Kondo cloud properties.
  • To establish a method for experimentally determining the Kondo cloud length.

Main Methods:

  • Utilizing an Anderson impurity model coupled to semi-infinite quantum wires.
  • Applying an electrostatic gate voltage at a variable distance L from the impurity.
  • Measuring electrical conductance through the impurity via gate voltage modulation.

Main Results:

  • Demonstrated that gate voltage significantly affects the Kondo cloud.
  • Showed that the Kondo temperature and impurity conductance are modulated by the gate.
  • Observed a dependence of these properties on the distance L relative to the cloud length.

Conclusions:

  • The Kondo screening cloud can be directly measured using electrical means.
  • The cloud length can be experimentally determined by tuning gate voltage or coupling strength.
  • This method provides insights into quantum impurity physics and mesoscopic phenomena.