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

Characteristics and Nomenclature of Copolymers01:24

Characteristics and Nomenclature of Copolymers

3.3K
Copolymers are the products obtained from the polymerization of multiple monomer species. So, in a polymer chain itself, there can be multiple repeating units that come from different monomers. The process of synthesizing a polymer from different monomer species is called copolymerization. When two monomers are involved, the polymer is known as a bipolymer. Polymers with three and four monomers are termed terpolymers and quaterpolymers, respectively. Figure 1 depicts the copolymerization of...
3.3K
Theoretical Foundations of Nursing Practice01:30

Theoretical Foundations of Nursing Practice

17.4K
Theories play an essential role in organizing patient care. Theories refer to a proposed or followed belief, policy, or procedure that is the basis for action. Nursing theories are knowledge-based concepts that guide nurses' actions, influence nursing education and practice, and allow nurses to care for their patients.
Theories provide a perspective to assess patients' conditions and organize data and methods. They also assist in analyzing and interpreting information. They represent a...
17.4K
Theoretical Approaches to Psychological Disorder01:29

Theoretical Approaches to Psychological Disorder

857
The development of psychological disorders, which are characterized by deviant, maladaptive, and personally distressing behaviors, has been explored through several theoretical approaches.
Biological approach
The biological approach posits that internal, organic factors are the primary causes of such disorders. This perspective emphasizes brain structure and function, genetic predispositions, and neurotransmitter imbalances. For example, schizophrenia has been associated with both genetic...
857
Field Effect Transistor01:29

Field Effect Transistor

1.2K
Field-effect transistors (FETs) are integral to electronic circuits and distinguished by their three-terminal setup: the gate, drain, and source. These transistors operate as unipolar devices, which utilize either electrons or holes as charge carriers, in contrast to bipolar transistors, which use both types of carriers. The primary function of the FET is to modulate the flow of these carriers from the source to the drain through a channel. The voltage difference between the gate and source...
1.2K
Electric Field01:16

Electric Field

12.8K
Consider two point charges, each exerting Coulomb force on the other. It is possible to describe the Coulomb interaction via an intermediate step by defining a new physical quantity called the electric field.
In the new picture, imagine that the first charge sets up an electric field independent of all other charges in the universe. When another charge comes in its vicinity, the second charge experiences an electric force depending on the electric field at that point. The source charge does not...
12.8K
Magnetic Fields01:27

Magnetic Fields

7.3K
A moving charge or a current creates a magnetic field in the surrounding space, in addition to its electric field. The magnetic field exerts a force on any other moving charge or current that is present in the field. Like an electric field, the magnetic field is also a vector field. At any position, the direction of the magnetic field is defined as the direction in which the north pole of a compass needle points.
A magnetic field is defined by the force that a charged particle experiences...
7.3K

You might also read

Related Articles

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

Sort by
Same author

Fluctuation correction for the order-disorder transition of diblock copolymer melts.

The Journal of chemical physics·2021
Same author

Nematic ordering of worm-like polymers near an interface.

The Journal of chemical physics·2020
Same author

Field theoretic approach for block polymer melts: SCFT and FTS.

The Journal of chemical physics·2020
Same author

Calibration of a lattice model for high-molecular-weight block copolymer melts.

The Journal of chemical physics·2019
Same author

Calibration of the Flory-Huggins interaction parameter in field-theoretic simulations.

The Journal of chemical physics·2019
Same author

Effect of chain stiffness on the entropic segregation of chain ends to the surface of a polymer melt.

The Journal of chemical physics·2019

Related Experiment Video

Updated: Feb 2, 2026

Synthesis of Ligand-free CdS Nanoparticles within a Sulfur Copolymer Matrix
09:15

Synthesis of Ligand-free CdS Nanoparticles within a Sulfur Copolymer Matrix

Published on: May 1, 2016

9.9K

Field-theoretic simulations of bottlebrush copolymers.

Russell K W Spencer1, Mark W Matsen1

  • 1Department of Chemical Engineering, Department of Physics and Astronomy, and Waterloo Institute for Nanotechnology, University of Waterloo, Waterloo, Ontario N2L 3G1, Canada.

The Journal of Chemical Physics
|November 17, 2018
PubMed
Summary

Field-theoretical simulations (FTS) reveal how bottlebrush copolymers transition to ordered states. Increasing graft density raises the transition temperature, with domain size stabilizing at high graft numbers.

More Related Videos

Anionic Polymerization of an Amphiphilic Copolymer for Preparation of Block Copolymer Micelles Stabilized by π-π Stacking Interactions
10:53

Anionic Polymerization of an Amphiphilic Copolymer for Preparation of Block Copolymer Micelles Stabilized by π-π Stacking Interactions

Published on: October 10, 2016

14.6K
Simulation of Human-induced Vibrations Based on the Characterized In-field Pedestrian Behavior
10:52

Simulation of Human-induced Vibrations Based on the Characterized In-field Pedestrian Behavior

Published on: April 13, 2016

9.2K

Related Experiment Videos

Last Updated: Feb 2, 2026

Synthesis of Ligand-free CdS Nanoparticles within a Sulfur Copolymer Matrix
09:15

Synthesis of Ligand-free CdS Nanoparticles within a Sulfur Copolymer Matrix

Published on: May 1, 2016

9.9K
Anionic Polymerization of an Amphiphilic Copolymer for Preparation of Block Copolymer Micelles Stabilized by π-π Stacking Interactions
10:53

Anionic Polymerization of an Amphiphilic Copolymer for Preparation of Block Copolymer Micelles Stabilized by π-π Stacking Interactions

Published on: October 10, 2016

14.6K
Simulation of Human-induced Vibrations Based on the Characterized In-field Pedestrian Behavior
10:52

Simulation of Human-induced Vibrations Based on the Characterized In-field Pedestrian Behavior

Published on: April 13, 2016

9.2K

Area of Science:

  • Polymer physics
  • Materials science
  • Computational chemistry

Background:

  • Bottlebrush copolymers, with numerous side chains grafted to a backbone, present significant computational challenges for traditional simulations.
  • Field-theoretical simulations (FTS) offer a powerful method to overcome these limitations and study their equilibrium properties.

Purpose of the Study:

  • To investigate the order-disorder transition (ODT) and domain sizes in bottlebrush copolymers with symmetric diblock copolymer grafts.
  • To understand the influence of graft number and spacing on the ODT and resulting nanostructure.

Main Methods:

  • Utilized field-theoretical simulations (FTS) to model bottlebrush copolymer systems.
  • Compared FTS results with mean-field calculations to evaluate the impact of compositional fluctuations.

Main Results:

  • Both increasing the number of grafts and decreasing their spacing elevate the order-disorder transition temperature.
  • The ODT and lamellar period stabilize at high graft densities, approaching constants.
  • Bottlebrush copolymers exhibit behaviors similar to diblock copolymers at large graft spacing and starblock copolymers at small spacing.
  • A maximum in the period occurs at a graft spacing of approximately 0.35 times the graft length.

Conclusions:

  • Compositional fluctuations, as assessed by comparing FTS and mean-field theory, suppress ordering but have minimal impact on the period.
  • The study provides a detailed understanding of the phase behavior and structural characteristics of complex bottlebrush copolymer systems.