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

Mass Moment of Inertia: Problem Solving01:13

Mass Moment of Inertia: Problem Solving

340
Knowing how to determine the moment of inertia in a wheel's axle can be invaluable in engineering and automotive applications. It provides an understanding of how changes in geometry, mass, and radius can impact its performance.
The axle can be approximated to a solid cylinder with longitudinal and perpendicular axes. Initially, a thin disc is considered parallel to the circular face of the cylinder.
340
Atomic Nuclei: Nuclear Spin01:08

Atomic Nuclei: Nuclear Spin

2.0K
All atomic particles possess an intrinsic angular momentum, or 'spin'. Electrons, protons, and neutrons each have a spin value of ½, although protons and neutrons in nuclei may have higher half-integer spins owing to energetic factors.
Atomic nuclei have a net nuclear spin, , which can have an integer or half-integer value. In atomic nuclei, the spins of protons are paired against each other but not with neutrons, and vice versa. Consequently, an even number of protons does not...
2.0K
Eccentric Loading01:16

Eccentric Loading

422
Eccentric loading is a crucial concept in the study of structural engineering and mechanics, particularly when analyzing the stability and stress distribution in columns. Unlike centric loading, where the force is applied along the centroidal axis, causing uniform compression, eccentric loading occurs when a force is applied off-center. This off-center application introduces not only direct compressive stress but also bending stress, significantly influencing the column's behavior under...
422
Rolling Resistance01:21

Rolling Resistance

318
When a solid cylinder rolls steadily on a rigid surface, the normal force applied by the surface on the cylinder is perpendicular to the tangent at the contact point. However, since no materials are entirely rigid, the surface's reaction to the cylinder involves a range of normal pressures.
For instance, imagine a hard cylinder rolling on a comparatively soft surface. The cylinder's weight compresses the surface beneath it. As the cylinder moves, the material in front of it slows down...
318
Ferromagnetism01:31

Ferromagnetism

2.4K
Materials like iron, nickel, and cobalt consist of magnetic domains, within which the magnetic dipoles are arranged parallel to each other. The magnetic dipoles are rigidly aligned in the same direction within a domain by quantum mechanical coupling among the atoms. This coupling is so strong that even thermal agitation at room temperature cannot break it. The result is that each domain has a net dipole moment. However, some materials have weaker coupling, and are ferromagnetic at lower...
2.4K
Coordination Number and Geometry02:57

Coordination Number and Geometry

16.0K
For transition metal complexes, the coordination number determines the geometry around the central metal ion. Table 1 compares coordination numbers to molecular geometry. The most common structures of the complexes in coordination compounds are octahedral, tetrahedral, and square planar.
16.0K

You might also read

Related Articles

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

Sort by
Same author

Correction: Dodecanuclear [NiII8Ln<sub>4</sub>] clusters and rings of corner-sharing {NiII2Ln<sub>2</sub>} cubanes (Ln = Dy, Gd, Y); magnetic and magnetothermal properties.

Dalton transactions (Cambridge, England : 2003)·2026
Same author

Homoconjugation-induced enhancements of photophysical properties in donor-acceptor triptycenes arise from interplay between intramolecular charge transfer and exciton states.

Chemical science·2026
Same author

Ultrathin polymer membranes with locked intrinsic microporosity for hydrocarbon fractionation.

Science (New York, N.Y.)·2026
Same author

Tetradecanuclear {Ni<sub>9</sub>Ln<sub>5</sub>} Clusters Featuring Encapsulated {Ln<sub>5</sub>} Trigonal Bipyramids: Modular 3d-4f Architectures With Broad-Range Magnetocaloric Response.

Chemistry (Weinheim an der Bergstrasse, Germany)·2026
Same author

Stereoselective, borane-catalysed synthesis of <i>syn</i>-β-hydroxyketones from α,β-unsaturated ketones.

Chemical science·2026
Same author

Revealing the Innate Subnanometer Porous Structure of Carbon Nanomembranes with Molecular Dynamics Simulations and Highly-Charged Ion Spectroscopy.

The journal of physical chemistry. C, Nanomaterials and interfaces·2026
Same journal

Reassessing the Proposed Creatine-PrP Axis in Endometriosis: Methodological and Mechanistic Considerations.

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

IL-7R-Enriched Extracellular Vesicles From the Thymus Drive Colitis via Promoting Neutrophil Extracellular Trap Formation.

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

Oral Prebiotic Polysaccharide Hydrogels Sustaining Colon Antibody Release Alleviate Inflammatory Bowel Disease.

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

Systematic Phosphorus-Driven Structural and Field Engineering of n-a-Si:H for Flexible n-a-Si:H/Te Near-Infrared Photodetectors.

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

Chemically Gradient Ordered Nanodomains Enable Large Tensile Ductility in Gigapascal Lightweight Refractory High-Entropy Alloys.

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

Single-Molecule Characterization of Bacterial Factor-Dependent Transcription Activation by Rob.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
See all related articles

Related Experiment Video

Updated: Jul 18, 2025

A Simple and Inexpensive Running Wheel Model for Progressive Resistance Training in Mice
06:59

A Simple and Inexpensive Running Wheel Model for Progressive Resistance Training in Mice

Published on: April 28, 2022

3.6K

Odd and Even Numbered Ferric Wheels.

Daniel J Cutler1, Angelos B Canaj1, Mukesh K Singh1

  • 1EaStCHEM School of Chemistry, The University of Edinburgh, David Brewster Road, Edinburgh, EH9 3FJ, UK.

Advanced Science (Weinheim, Baden-Wurttemberg, Germany)
|August 27, 2023
PubMed
Summary
This summary is machine-generated.

Researchers synthesized two related iron-zinc wheel complexes, [FeIII11ZnII4] (1) and [FeIII12ZnII4] (2), using triethanolamine. Solvent choice dictates nuclearity, influencing magnetic properties and ground states.

Keywords:
FeIIIeven numbered wheelmagnetismodd numbered wheelspin frustration

More Related Videos

Wheel Running and Environmental Complexity as a Therapeutic Intervention in an Animal Model of FASD
06:09

Wheel Running and Environmental Complexity as a Therapeutic Intervention in an Animal Model of FASD

Published on: February 2, 2017

6.8K
Assessing the Autonomic and Behavioral Effects of Passive Motion in Rats using Elevator Vertical Motion and Ferris-Wheel Rotation
06:18

Assessing the Autonomic and Behavioral Effects of Passive Motion in Rats using Elevator Vertical Motion and Ferris-Wheel Rotation

Published on: February 7, 2020

7.5K

Related Experiment Videos

Last Updated: Jul 18, 2025

A Simple and Inexpensive Running Wheel Model for Progressive Resistance Training in Mice
06:59

A Simple and Inexpensive Running Wheel Model for Progressive Resistance Training in Mice

Published on: April 28, 2022

3.6K
Wheel Running and Environmental Complexity as a Therapeutic Intervention in an Animal Model of FASD
06:09

Wheel Running and Environmental Complexity as a Therapeutic Intervention in an Animal Model of FASD

Published on: February 2, 2017

6.8K
Assessing the Autonomic and Behavioral Effects of Passive Motion in Rats using Elevator Vertical Motion and Ferris-Wheel Rotation
06:18

Assessing the Autonomic and Behavioral Effects of Passive Motion in Rats using Elevator Vertical Motion and Ferris-Wheel Rotation

Published on: February 7, 2020

7.5K

Area of Science:

  • Coordination Chemistry
  • Inorganic Chemistry
  • Magnetochemistry

Background:

  • Iron-zinc wheel complexes represent a class of polynuclear clusters with intriguing magnetic properties.
  • Triethanolamine (teaH3) is a versatile ligand capable of forming diverse coordination environments.

Purpose of the Study:

  • To synthesize and characterize structurally related odd and even numbered iron-zinc wheel complexes.
  • To investigate the influence of solvent on the nuclearity and magnetic behavior of these complexes.

Main Methods:

  • Ambient condition synthesis involving iron(III) and zinc(II) salts with triethanolamine.
  • Structural characterization of the resulting complexes.
  • Magnetic susceptibility measurements to determine magnetic exchange interactions and ground states.

Main Results:

  • Two complexes, [FeIII11ZnII4(tea)10(teaH)1(OMe)Cl8] (1) and [FeIII12ZnII4(tea)12Cl8] (2), were synthesized.
  • Solvent choice was found to dictate the nuclearity of the complexes.
  • Antiferromagnetic exchange interactions were observed (J = -10.0 cm-1 for 1, J = -12.0 cm-1 for 2).

Conclusions:

  • The synthesis of odd and even numbered iron-zinc wheel complexes is achievable under ambient conditions.
  • Solvent-controlled nuclearity leads to distinct magnetic ground states: a frustrated S = 1/2 state for complex 1 and an S = 0 state for complex 2.