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

Predicting Molecular Geometry02:27

Predicting Molecular Geometry

34.3K
VSEPR Theory for Determination of Electron Pair Geometries
34.3K
Thin-Walled Hollow Shafts01:15

Thin-Walled Hollow Shafts

192
In analyzing a thin-walled hollow shaft subjected to torsional loading, a segment with width dx is isolated for examination. Despite its equilibrium state, this segment faces torsional shearing forces at its ends. These forces are quantitatively described by the product of the longitudinal shearing stress on the segment's minor surface and the area of this surface, leading to the concept of shear flow. This shear flow is consistent throughout the structure, indicating a uniform distribution...
192
Unsymmetric Loading of Thin-Walled Members: Problem Solving01:07

Unsymmetric Loading of Thin-Walled Members: Problem Solving

105
The shear center of a channel section with uniform thickness, height, and width, is determined by computing the shear force in the member and calculating the moments of inertia of the sections.
To compute the shear forces, find the shear flow at a specific distance from the endpoint using the vertical shear and the moment of inertia values. The total shear force on the flange is calculated by integrating the shear flow from one end of the flange to the other.
Next, calculate the moments of...
105
Unsymmetric Loading of Thin-Walled Members01:23

Unsymmetric Loading of Thin-Walled Members

112
Thin-walled members with non-symmetrical cross-sections are vital to engineering structures, offering material efficiency and structural integrity. However, unsymmetrical loading on these members leads to complex stress distributions, resulting in simultaneous bending and twisting can cause deformation or structural failure. The interaction between bending and twisting requires detailed analysis to ensure structural resilience.
The concept of the shear center is crucial in countering the...
112
Structures of Solids02:22

Structures of Solids

14.1K
Solids in which the atoms, ions, or molecules are arranged in a definite repeating pattern are known as crystalline solids. Metals and ionic compounds typically form ordered, crystalline solids. A crystalline solid has a precise melting temperature because each atom or molecule of the same type is held in place with the same forces or energy. Amorphous solids or non-crystalline solids (or, sometimes, glasses) which lack an ordered internal structure and are randomly arranged. Substances that...
14.1K
Molecular Shapes01:18

Molecular Shapes

56.9K
Molecules have characteristic shapes that are crucial for their function. The arrangement of various electron groups around the central atom dictates their molecular geometry. Electron pairs in the valence shell of a central atom will adopt an arrangement that minimizes repulsions between the electron pairs by maximizing the distance between them. The valence electrons form either bonding pairs, located primarily between bonded atoms, or lone pairs.
Two regions of electron density in a diatomic...
56.9K

You might also read

Related Articles

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

Sort by
Same author

Photoexcitation induces translocation of a common fluorescent pH and proton-transfer probe confined in reverse micelles.

Proceedings of the National Academy of Sciences of the United States of America·2026
Same author

Mutual Relationships of Nanoconfined Hexoses: Impacts on Hydrodynamic Radius and Anomeric Ratios.

Langmuir : the ACS journal of surfaces and colloids·2024
Same author

Shape of AOT Reverse Micelles: The Mesoscopic Assembly Is More Than the Sum of the Parts.

The journal of physical chemistry. B·2024
Same author

Tracking Permeation of Dimethyl Sulfoxide (DMSO) in <i>Mentha × piperita</i> Shoot Tips Using Coherent Raman Microscopy.

Plants (Basel, Switzerland)·2023
Same author

Where Are Sodium Ions in AOT Reverse Micelles? Fluoride Anion Probes Nanoconfined Ions by <sup>19</sup>F Nuclear Magnetic Resonance Spectroscopy.

Langmuir : the ACS journal of surfaces and colloids·2023
Same author

Cohort profile: the ESC EURObservational Research Programme Non-ST-segment elevation myocardial infraction (NSTEMI) Registry.

European heart journal. Quality of care & clinical outcomes·2022
Same journal

Conformational Positioning of the LXCXE Motif of LTSV40 within an Ordered-Disordered Transition Drives pRb Binding Cleft Recognition.

The journal of physical chemistry. B·2026
Same journal

Predicting Nirmatrelvir Resistance in SARS-CoV-2 M<sup>pro</sup> Mutants with an Integrated Computational Framework.

The journal of physical chemistry. B·2026
Same journal

From Cation Solvation to Anion Coordination: Lewis-Acidic Boranes Enable Halide Salt Electrolytes.

The journal of physical chemistry. B·2026
Same journal

In Vitro-Prepared A30P Alpha-Synuclein Fibrils Adopt the Conserved and Disease-Relevant Greek Key Fold.

The journal of physical chemistry. B·2026
Same journal

Metastructure Analysis of Self-Assembled Nanocubes with Different Equatorial Methyl Groups Based on Molecular Dynamics Simulations.

The journal of physical chemistry. B·2026
Same journal

A Cocoordinated <sup>1</sup>H Internal Reference Quantifies Proton-Exchange Bias in Coordinated-Water Diffusion.

The journal of physical chemistry. B·2026
See all related articles

Related Experiment Video

Updated: Jul 4, 2025

Core/shell Printing Scaffolds For Tissue Engineering Of Tubular Structures
05:52

Core/shell Printing Scaffolds For Tissue Engineering Of Tubular Structures

Published on: September 27, 2019

9.4K

Predicting the Geometry of Core-Shell Structures: How a Shape Changes with Constant Added Thickness.

Christopher D Gale1, Nancy E Levinger1

  • 1Department of Chemistry, Colorado State University, Fort Collins, Colorado 80523, United States.

The Journal of Physical Chemistry. B
|January 30, 2024
PubMed
Summary
This summary is machine-generated.

Adding a shell to core-shell structures generally makes them more spherical, simplifying the analysis of chemical versus geometric effects in these ubiquitous assemblies. This model explains observed shapes in reverse micelles.

More Related Videos

Synthesis of Single-Crystalline Core-Shell Metal-Organic Frameworks
05:26

Synthesis of Single-Crystalline Core-Shell Metal-Organic Frameworks

Published on: February 10, 2023

2.6K
Sediment Core Extrusion Method at Millimeter Resolution Using a Calibrated, Threaded-rod
06:06

Sediment Core Extrusion Method at Millimeter Resolution Using a Calibrated, Threaded-rod

Published on: August 17, 2016

11.3K

Related Experiment Videos

Last Updated: Jul 4, 2025

Core/shell Printing Scaffolds For Tissue Engineering Of Tubular Structures
05:52

Core/shell Printing Scaffolds For Tissue Engineering Of Tubular Structures

Published on: September 27, 2019

9.4K
Synthesis of Single-Crystalline Core-Shell Metal-Organic Frameworks
05:26

Synthesis of Single-Crystalline Core-Shell Metal-Organic Frameworks

Published on: February 10, 2023

2.6K
Sediment Core Extrusion Method at Millimeter Resolution Using a Calibrated, Threaded-rod
06:06

Sediment Core Extrusion Method at Millimeter Resolution Using a Calibrated, Threaded-rod

Published on: August 17, 2016

11.3K

Area of Science:

  • Chemistry
  • Materials Science
  • Physical Chemistry

Background:

  • Core-shell structures are common in chemistry, appearing in nanoparticles and other systems.
  • Understanding the geometry of core-shell constructs is crucial for distinguishing chemical from geometric influences.

Purpose of the Study:

  • To develop a model for core-shell constructs to predict how shape, specifically eccentricity, changes with shell addition.
  • To provide a framework for separating chemical and geometric effects in core-shell systems.

Main Methods:

  • Developed a mathematical model for core-shell constructs.
  • Analyzed how shell thickness affects the eccentricity of various shapes.
  • Applied the model to simulated Aerosol-OT (AOT) reverse micelles.

Main Results:

  • The addition of a constant thickness shell consistently leads to a more spherical shape for most initial geometries.
  • The model successfully explains the observed shapes of simulated AOT reverse micelles.
  • Identified three specific scenarios where the model's predictions deviate from observations.

Conclusions:

  • The developed model offers a valuable tool for understanding the geometric evolution of core-shell structures.
  • The findings aid in deconvoluting chemical and geometric factors influencing core-shell system properties.
  • Further refinement of the model is needed to address limitations in specific complex systems.