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

Polymer Classification: Architecture01:14

Polymer Classification: Architecture

3.9K
Polymers are classified as linear or branched on the basis of their chain architecture. The polymer chains in linear polymers have a long chain-like structure with minimal to no branching at all. Even if a polymer features large substituent groups on the monomer, which appear as branches to the skeleton, it is not considered a branched polymer. A branched polymer contains secondary polymer chains that arise from the main polymer chain. The branching occurs when the polymer growth shifts from...
3.9K
Polymers: Molecular Weight Distribution01:10

Polymers: Molecular Weight Distribution

4.9K
For any given polymer, the weight average molecular weight (Mw) is higher than, if not equal to, the number average molecular weight (Mn). The only situation in which the weight average molecular weight and the number average molecular weight are equal is when a polymer consists only of chains with equal molecular weight. However, this never happens in a synthetic polymer, since it is difficult to control the polymerization process up to a molecular level with accuracy to a hundred percent.
4.9K
Polymers02:34

Polymers

41.5K
The word polymer is derived from the Greek words “poly” which means “many” and “mer” which means “parts”. Polymers are long chains of molecules composed of repeating units of smaller molecules, known as monomers. They either occur naturally, such as DNA and proteins, or can be constructed synthetically, like plastics. They have varied structural characteristics, such as linear chains, branched chains, or complex networks, that contribute to the...
41.5K
Polymers02:34

Polymers

23.4K
23.4K
Characteristics and Nomenclature of Copolymers01:24

Characteristics and Nomenclature of Copolymers

3.4K
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...
3.4K
Polymer Classification: Crystallinity01:21

Polymer Classification: Crystallinity

4.1K
Unlike ionic or small covalent molecules, polymers do not form crystalline solids due to the diffusion limitations of their long-chain structures. However, polymers contain microscopic crystalline domains separated by amorphous domains.
Crystalline domains are the regions where polymer chains are aligned in an orderly manner and held together in proximity by intermolecular forces. For example, chains in the crystalline domains of polyethylene and nylon are bound together by van der Waals...
4.1K

You might also read

Related Articles

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

Sort by
Same author

Multicomponent Gelation through Cooperative Acid-Amine Pairing: A Combined Experimental and Computational Materials Design Strategy with Sensing Applications.

The journal of physical chemistry. B·2026
Same author

Dynamics of stiff filaments in size-polydisperse hard sphere fluids.

The Journal of chemical physics·2025
Same author

Size-Polydisperse Model Ionic Liquid in Bulk.

The journal of physical chemistry. B·2023
Same author

Effect of Topology on the Statics and Dynamics of a Polymer Chain at the Fluid-Fluid Interface: A Molecular Dynamics Simulation Study.

Langmuir : the ACS journal of surfaces and colloids·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: Feb 16, 2026

Confocal Imaging of Confined Quiescent and Flowing Colloid-polymer Mixtures
10:56

Confocal Imaging of Confined Quiescent and Flowing Colloid-polymer Mixtures

Published on: May 20, 2014

12.6K

Ring and Linear Copolymer Blends under Confinement.

Lenin S Shagolsem1

  • 1Department of Physics, National Institute of Technology Manipur , Imphal 795004, India.

The Journal of Physical Chemistry. B
|December 21, 2017
PubMed
Summary
This summary is machine-generated.

We studied linear and ring diblock copolymers confined between substrates. Adjusting their interaction strength controls film morphology and domain size by altering linear copolymer size, with ring copolymers forming oblate shapes near substrates.

More Related Videos

Synthesis of Monodisperse Cylindrical Nanoparticles via Crystallization-driven Self-assembly of Biodegradable Block Copolymers
11:42

Synthesis of Monodisperse Cylindrical Nanoparticles via Crystallization-driven Self-assembly of Biodegradable Block Copolymers

Published on: June 20, 2019

8.3K
Synthesis of Cyclic Polymers and Characterization of Their Diffusive Motion in the Melt State at the Single Molecule Level
06:55

Synthesis of Cyclic Polymers and Characterization of Their Diffusive Motion in the Melt State at the Single Molecule Level

Published on: September 26, 2016

8.5K

Related Experiment Videos

Last Updated: Feb 16, 2026

Confocal Imaging of Confined Quiescent and Flowing Colloid-polymer Mixtures
10:56

Confocal Imaging of Confined Quiescent and Flowing Colloid-polymer Mixtures

Published on: May 20, 2014

12.6K
Synthesis of Monodisperse Cylindrical Nanoparticles via Crystallization-driven Self-assembly of Biodegradable Block Copolymers
11:42

Synthesis of Monodisperse Cylindrical Nanoparticles via Crystallization-driven Self-assembly of Biodegradable Block Copolymers

Published on: June 20, 2019

8.3K
Synthesis of Cyclic Polymers and Characterization of Their Diffusive Motion in the Melt State at the Single Molecule Level
06:55

Synthesis of Cyclic Polymers and Characterization of Their Diffusive Motion in the Melt State at the Single Molecule Level

Published on: September 26, 2016

8.5K

Area of Science:

  • Polymer Physics
  • Materials Science
  • Soft Matter Physics

Background:

  • Diblock copolymers (CPs) exhibit complex morphologies under confinement.
  • Understanding the interplay between topology and interactions is crucial for controlling nanostructures.

Purpose of the Study:

  • Investigate the behavior of linear (L)-CP and ring (R)-CP mixtures under confinement.
  • Analyze the effect of L-CP/R-CP interaction strength on morphology, domain size, and chain conformations.
  • Determine how topological differences influence chain distribution and interfacial properties.

Main Methods:

  • Simulations of dense L-CP/R-CP mixtures confined between nonselective substrates.
  • Analysis of collective structure factor S(q) to determine dominant length scales.
  • Characterization of chain conformations, size, and distribution within the film.

Main Results:

  • Demixed state shows two dominant length scales; mixed state exhibits a single domain size.
  • Domain size is tunable via L-CP/R-CP interaction strength, linked to L-CP size variations.
  • Ring CPs adopt an oblate shape near substrates, leading to their segregation at the interface.

Conclusions:

  • L-CP/R-CP interaction strength offers a route to control domain size without changing molecular weight.
  • Topological differences significantly impact chain conformation and interfacial segregation.
  • Confinement and topological effects dictate the self-assembly and interfacial behavior of copolymer films.