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 Experiment Videos

Calcite mesocrystals: "morphing" crystals by a polyelectrolyte.

Tongxin Wang1, Markus Antonietti, Helmut Cölfen

  • 1Max Planck Institute of Colloids and Interfaces, Department of Colloid Chemistry, Research Campus Golm, 14424 Potsdam, Germany.

Chemistry (Weinheim an Der Bergstrasse, Germany)
|June 27, 2006
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

Promoting organic nucleation of diclofenac: hydrophobic interfacial interactions drive self-assembly.

Chemical science·2025
Same author

Multi-scale structural engineering enables thermochromic organic-inorganic hydrogels for robust smart windows.

Materials horizons·2025
Same author

Facile construction of mechanically robust and highly osteogenic materials for bone regeneration.

Materials today. Bio·2025
Same author

Predictive model for evolving density and viscosity gradients in band-forming ultracentrifugation.

European biophysics journal : EBJ·2025
Same author

Tuning the Electronic Properties of Mesocrystals.

Small science·2025
Same author

Mechanistic insights into the formation of hydroxides with unconventional coordination environments to achieve their cost-effective synthesis.

National science review·2025
Same journal

Total Synthesis and Structural Revision of Tetracyclic Diterpenoid (±)-Papililone A and (-)-Papililone A.

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

Light-Powered Atroposelective Ratcheting via Excited-State Donor-Acceptor Interactions.

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

Modular One-Pot Access to π-Expanded Tetrakis(Phenothiazinyl)-Silanes With Broadly Tunable Redox and Emission Properties.

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

pH-Tolerant Tripeptide Coacervates as Biomimetic Catalytic Microreactors.

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

Nano-Nickel Pinned Defective MoS<sub>2</sub> Heterostructures via Ball Milling for Improved Hydrogen Evolution.

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

Hollow NiCo-LDH Nanocage Derived From ZIF-67 as an Efficient Catalyst for the Thermal Decomposition of Ammonium Perchlorate.

Chemistry (Weinheim an der Bergstrasse, Germany)·2026
See all related articles

Polyelectrolyte-controlled crystallization of calcite nanoparticles yields unusual, porous structures with aligned nanocrystals. This polymer-mediated process offers insights into nonclassical crystallization and advanced material design.

Area of Science:

  • Materials Science
  • Crystallography
  • Nanotechnology

Background:

  • Calcite crystallization typically forms rhombohedral structures.
  • Controlling nanoparticle assembly and morphology is crucial for advanced materials.
  • Polymer additives can influence crystallization pathways.

Purpose of the Study:

  • To investigate the effect of polystyrenesulfonate (PSS) on calcite crystallization.
  • To explore the formation of unusual nanoparticle assemblies and morphologies.
  • To elucidate the role of polymers in mediating mesostructure formation.

Main Methods:

  • CO(2) vapor diffusion technique using calcium chloride solutions.
  • Addition of polystyrenesulfonate (PSS) as a templating agent.
  • Characterization using light microscopy, electron microscopy, and BET isotherms.

Related Experiment Videos

Main Results:

  • Defined assemblies of calcite nanoparticles with varied morphologies (rhombohedra to lens-like shapes) were produced.
  • Structures were found to be highly porous, composed of 3D-aligned calcite nanocrystals.
  • PSS acted as a scaffold, mediating the formation of curved, mesoscopic structures.

Conclusions:

  • Polymer-mediated crystallization offers a route to control nanoparticle assembly and morphology.
  • Nonclassical mesoscopic processes are vital in polymer-controlled crystallization.
  • This study provides a model for understanding polymer-scaffolded crystal growth.