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

Method of Sections: Problem Solving I01:27

Method of Sections: Problem Solving I

569
Consider a symmetrical roof truss structure, composed of vertical, diagonal, and horizontal members. The length of each horizontal member is 4 m. The lengths of the vertical members FB and HD are 4 m, while the length of member GC is 6 m. The loads acting at joints F, G, and H are 2 kN, while those at joints A and E are 1 kN.
569
Unsymmetric Bending - Angle of Neutral Axis01:15

Unsymmetric Bending - Angle of Neutral Axis

311
Unsymmetrical bending occurs when a structural member is subjected to bending moments in a plane that does not align with the member's principal axes. This scenario typically arises in beams and other structural components when loads are applied at non-ideal angles, introducing complexities in stress analysis.
When a bending moment is applied at an angle θ concerning the vertical axis of a symmetrical member, it can be resolved into components along the member's principal...
311
Area Computation by the Alternative Coordinate Method01:24

Area Computation by the Alternative Coordinate Method

57
The alternative coordinate method, also known as the Shoelace Formula, is a technique for determining the area of a traverse using Cartesian coordinates. This method relies on the sequential arrangement of x and y coordinates for each point of the shape, ensuring accuracy and ease of application.In this approach, each corner's x and y coordinates are listed as fractions, with the x-coordinate as the numerator and the y-coordinate as the denominator. These coordinates are arranged sequentially...
57
Eccentric Axial Loading in a Plane of Symmetry01:16

Eccentric Axial Loading in a Plane of Symmetry

199
Eccentric axial loading occurs when an axial load is applied away from the centroidal axis of a structural member. This scenario is common in engineering, where structural elements may not be directly aligned due to various design or functional requirements.
199
Unsymmetric Loading of Thin-Walled Members: Problem Solving01:07

Unsymmetric Loading of Thin-Walled Members: Problem Solving

108
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...
108
Perpendicular-Axis Theorem01:16

Perpendicular-Axis Theorem

3.1K
The perpendicular-axis theorem states that the moment of inertia of a planar object about an axis perpendicular to its plane is equal to the sum of the moments of inertia about two mutually perpendicular concurrent axes lying in the plane of the body.
Consider a circular disc of mass M and radius R lying along an x-y plane. The origin lies at the center of the disc, and the z-axis is perpendicular to the disc's plane. All three axes coincide at the disc's center. The moment of inertia of this...
3.1K

You might also read

Related Articles

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

Sort by
Same author

Structural Effects of Water Addition in Triglyme-Based Solvate Ionic Liquid Electrolytes.

The journal of physical chemistry. B·2026
Same author

Water in Solvate Ionic Liquids: Preserving Lithium Coordination While Enhancing Ionic Conductivity.

Chemphyschem : a European journal of chemical physics and physical chemistry·2026
Same author

How to Disentangle Cation and Anion Dynamics of Fully Protonated Ionic Liquids: A Fast Field Cycling NMR Case Study.

Magnetic resonance in chemistry : MRC·2025
Same author

Correction to "Structural Transformations within the Solvate Ionic Liquid [Li(Triglyme)][NTf<sub>2</sub>]: Implications for Self-Diffusion, Viscosity, and Ionic Conductivity".

The journal of physical chemistry. B·2025
Same author

Structural Motifs in Cold Ion Complexes of Carboxy-Functionalized Ionic Liquids Explored by Multi-Nanosecond Extended Tight-Binding Replica Exchange Molecular Dynamics Simulations.

The journal of physical chemistry. A·2025
Same author

Structural Transformations within the Solvate Ionic Liquid [Li(Triglyme)][NTf<sub>2</sub>]: Implications for Self-Diffusion, Viscosity, and Ionic Conductivity.

The journal of physical chemistry. B·2025

Related Experiment Video

Updated: Jul 8, 2025

Author Spotlight: The Box-Cavity Cortical Approach for Enhanced Evaluation of Biomaterials and Bone Regeneration
02:56

Author Spotlight: The Box-Cavity Cortical Approach for Enhanced Evaluation of Biomaterials and Bone Regeneration

Published on: November 21, 2023

743

An OrthoBoXY-method for various alternative box geometries.

Johanna Busch1, Dietmar Paschek1

  • 1Institut für Chemie, Abteilung Physikalische und Theoretische Chemie, Universität Rostock, Albert-Einstein-Straße 27, D-18059 Rostock, Germany. dietmar.paschek@uni-rostock.de.

Physical Chemistry Chemical Physics : PCCP
|December 12, 2023
PubMed
Summary

This study generalizes the OrthoBoXY approach for molecular dynamics simulations. It shows that specific orthorhombic box ratios can yield system size-independent diffusion coefficients and viscosity, improving simulation accuracy.

More Related Videos

Three-Dimensional Preoperative Virtual Planning in Derotational Proximal Femoral Osteotomy
08:15

Three-Dimensional Preoperative Virtual Planning in Derotational Proximal Femoral Osteotomy

Published on: February 17, 2023

1.1K
Measuring the Complete-arch Distortion of an Optical Dental Impression
06:51

Measuring the Complete-arch Distortion of an Optical Dental Impression

Published on: May 30, 2019

7.6K

Related Experiment Videos

Last Updated: Jul 8, 2025

Author Spotlight: The Box-Cavity Cortical Approach for Enhanced Evaluation of Biomaterials and Bone Regeneration
02:56

Author Spotlight: The Box-Cavity Cortical Approach for Enhanced Evaluation of Biomaterials and Bone Regeneration

Published on: November 21, 2023

743
Three-Dimensional Preoperative Virtual Planning in Derotational Proximal Femoral Osteotomy
08:15

Three-Dimensional Preoperative Virtual Planning in Derotational Proximal Femoral Osteotomy

Published on: February 17, 2023

1.1K
Measuring the Complete-arch Distortion of an Optical Dental Impression
06:51

Measuring the Complete-arch Distortion of an Optical Dental Impression

Published on: May 30, 2019

7.6K

Area of Science:

  • Computational physics
  • Chemical physics
  • Materials science

Background:

  • Molecular dynamics (MD) simulations are crucial for understanding fluid properties.
  • Accurate determination of self-diffusion coefficients and shear viscosity is essential.
  • Periodic boundary conditions in MD can introduce system size dependence.

Purpose of the Study:

  • To generalize the OrthoBoXY approach for orthorhombic MD boxes of any shape.
  • To investigate the influence of box geometry on statistical uncertainties for diffusion and viscosity.
  • To identify new box length ratios for system size-independent property calculations.

Main Methods:

  • Utilized NVT and NpT simulations with 1536 TIP4P/2005 water molecules.
  • Employed orthorhombic periodic boundary conditions with varying box length ratios.
  • Analyzed system size dependence of self-diffusion coefficients (D) and shear viscosity (η).

Main Results:

  • A generalized OrthoBoXY approach is presented for arbitrary orthorhombic boxes.
  • Specific box length ratios were identified that yield system size-independent self-diffusion coefficients (D0).
  • The influence of box shape on statistical uncertainties for D0 and η was quantified.

Conclusions:

  • The OrthoBoXY approach can be effectively applied to various orthorhombic box shapes.
  • Optimized box geometries enhance the accuracy of computed self-diffusion and viscosity.
  • New 'magical' box ratios enable direct calculation of D0 from D in the x-direction.