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

¹H NMR of Conformationally Flexible Molecules: Variable-Temperature NMR01:15

¹H NMR of Conformationally Flexible Molecules: Variable-Temperature NMR

1.7K
The axial and equatorial protons in cyclohexane can be distinguished by performing a variable-temperature NMR experiment. In this process, except for one proton, the remaining eleven protons are replaced by deuterium. The deuterium substitution avoids the possible peak splitting caused by the spin-spin coupling between the adjacent protons. The remaining proton flips between the axial and equatorial positions.
1.7K
Leaky Scanning02:28

Leaky Scanning

5.7K
During most eukaryotic translation processes, the small 40S ribosome subunit scans an mRNA from its 5' end until it encounters the first start AUG codon. The large 60S ribosomal subunit then joins the smaller one to initiate protein synthesis. The location of the translation initiation is largely determined by the nucleotides near the start codon as there may be multiple translation initiation sites present on the mRNA.  Marilyn Kozak discovered that the sequence RCCAUGG (where R...
5.7K
Variability: Analysis01:11

Variability: Analysis

460
Measures of variability are statistical metrics that reveal the dispersion pattern within a dataset. They are pivotal in biostatistics, providing insights into the heterogeneity within health and biological data. Variability signifies the degree to which data points diverge from one another, helping researchers understand the potential range of values and associated uncertainty within the data.
The range is a simple measure of variability, indicating the difference between the highest and...
460
Random Variables01:09

Random Variables

17.5K
A random variable is a single numerical value that indicates the outcome of a procedure. The concept of random variables is fundamental to the probability theory and was introduced by a Russian mathematician, Pafnuty Chebyshev, in the mid-nineteenth century.
Uppercase letters such as X or Y denote a random variable. Lowercase letters like x or y denote the value of a random variable. If X is a random variable, then X is written in words, and x is given as a number.
For example, let X = the...
17.5K
Variables Affecting Phosphorescence and Fluorescence01:26

Variables Affecting Phosphorescence and Fluorescence

1.3K
Fluorescence and phosphorescence are essential phenomena in fields like analytical chemistry, biological imaging, and materials science, where they detect molecular properties and visualize cellular structures. Understanding the variables that influence these luminescent behaviors is crucial for maximizing accuracy and efficiency in their applications. These variables can broadly be grouped into chemical structure, solvent properties, and external conditions, each playing a distinct role in...
1.3K
Work and Energy for Variable Forces01:10

Work and Energy for Variable Forces

5.7K
When an object is acted upon by a variable force, the amount of work done and the change in energy of the object can be more complex to calculate compared to when a constant force is applied. Work is the product of force and displacement, while energy is the capacity of a system to do work. When a constant force is applied to an object, the work done can be calculated as the product of the force and the distance moved in the direction of the force. However, when a variable force is applied, the...
5.7K

You might also read

Related Articles

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

Sort by
Same author

Coordination-Driven Synthesis, Characterization, and Computational Study of a Rhodium-Based [2]Catenane.

Inorganic chemistry·2026
Same author

A single transcription factor SlYABBY5b synchronizes gibberellin-mediated stature and basal immunity in tomato.

Plant physiology·2026
Same author

Optimizing Flumatinib Therapy in Chinese Chronic-Phase Chronic Myeloid Leukemia Based on Therapeutic Drug Monitoring.

Drug design, development and therapy·2026
Same author

MXene membrane with directionally functionalized channel entrances for enhanced ion selectivity and permeability.

Nature communications·2026
Same author

A previously unappreciated class of metal-dependent bile salt hydrolases from the human gut microbiome.

bioRxiv : the preprint server for biology·2026
Same author

A 12-Crossing Vertex-Fused Double-Triangle [5]Catenane with Programmed Topological Handedness.

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

A compact low-power magnetic particle imaging scanner based on a permanent-magnet field-free-line generator with high gradient.

The Review of scientific instruments·2026
Same journal

Achieving ultrahigh resolution with high efficiency: Optical design of the two-dimensional Resonant Inelastic X-ray Scattering (2D-RIXS) spectrometer at NanoTerasu beamline 02U.

The Review of scientific instruments·2026
Same journal

Automated laboratory x-ray diffractometer and fluorescence spectrometer for high-throughput materials characterization.

The Review of scientific instruments·2026
Same journal

Nonlinear Bayesian Doppler tomography for simultaneous reconstruction of flow and temperature.

The Review of scientific instruments·2026
Same journal

A Reflectance-based multimodal wearable photoplethysmography (PPG) sensor.

The Review of scientific instruments·2026
Same journal

Temporal analysis of products-Raman (TAP-Raman): An integrated setup for operando spectroscopy and transient kinetic analysis.

The Review of scientific instruments·2026
See all related articles

Related Experiment Video

Updated: Jan 22, 2026

Scanning SQUID Study of Vortex Manipulation by Local Contact
06:53

Scanning SQUID Study of Vortex Manipulation by Local Contact

Published on: February 1, 2017

7.3K

Cryogen-free variable temperature scanning SQUID microscope.

Logan Bishop-Van Horn1, Zheng Cui1, John R Kirtley2

  • 1Stanford Institute for Materials and Energy Sciences, SLAC National Accelerator Laboratory, 2575 Sand Hill Road, Menlo Park, California 94025, USA.

The Review of Scientific Instruments
|July 1, 2019
PubMed
Summary
This summary is machine-generated.

This study presents a vibration-isolated Scanning Superconducting QUantum Interference Device (SQUID) microscope, enabling magnetic property imaging at higher temperatures. The enhanced system achieves precise measurements without traditional liquid helium cooling.

More Related Videos

Measuring the Densities of Aqueous Glasses at Cryogenic Temperatures
09:50

Measuring the Densities of Aqueous Glasses at Cryogenic Temperatures

Published on: June 28, 2017

9.1K
Biological Samples Preparation for Speciation at Cryogenic Temperature using High-Resolution X-Ray Absorption Spectroscopy
06:00

Biological Samples Preparation for Speciation at Cryogenic Temperature using High-Resolution X-Ray Absorption Spectroscopy

Published on: May 27, 2022

3.0K

Related Experiment Videos

Last Updated: Jan 22, 2026

Scanning SQUID Study of Vortex Manipulation by Local Contact
06:53

Scanning SQUID Study of Vortex Manipulation by Local Contact

Published on: February 1, 2017

7.3K
Measuring the Densities of Aqueous Glasses at Cryogenic Temperatures
09:50

Measuring the Densities of Aqueous Glasses at Cryogenic Temperatures

Published on: June 28, 2017

9.1K
Biological Samples Preparation for Speciation at Cryogenic Temperature using High-Resolution X-Ray Absorption Spectroscopy
06:00

Biological Samples Preparation for Speciation at Cryogenic Temperature using High-Resolution X-Ray Absorption Spectroscopy

Published on: May 27, 2022

3.0K

Area of Science:

  • Condensed Matter Physics
  • Materials Science
  • Cryogenics

Background:

  • Scanning Superconducting QUantum Interference Device (SQUID) microscopy offers powerful magnetic imaging but requires cryogenic environments.
  • Traditional methods use liquid helium or wet dilution refrigerators, limiting temperature ranges and increasing complexity.

Purpose of the Study:

  • To develop a vibration-isolated SQUID microscope for broader temperature range operation.
  • To demonstrate high-resolution magnetic imaging without traditional cryogenic setups.

Main Methods:

  • Mounting a SQUID microscope on a 3 K cryocooler plate.
  • Implementing passive vibration isolation to minimize sensor-sample movement.
  • Utilizing a thermally isolated variable-temperature sample stage.

Main Results:

  • Reduced relative sensor-sample vibrations to 20 nm in-plane and 15 nm out-of-plane.
  • Enabled sample temperatures from 2.8 K to 110 K.
  • Successfully imaged magnetic properties at temperatures above 90 K.

Conclusions:

  • The developed SQUID microscopy system overcomes traditional cryogenic limitations.
  • This advancement allows for magnetic property imaging in previously inaccessible temperature regimes.
  • Demonstrated utility in studying phenomena like vortex pinning in superconductors at elevated temperatures.