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

Surface patterning with two-dimensional porphyrin supramolecular arrays.

Joe Otsuki1, Emi Nagamine, Tomohide Kondo

  • 1College of Science and Technology, Nihon University, 1-8-14 Kanda Surugadai, Chiyoda-ku, Tokyo 101-8308, Japan. otsuki@chem.cst.nihon-u.ac.jp

Journal of the American Chemical Society
|July 21, 2005
PubMed
Summary

Researchers created patterned surfaces using porphyrin molecules. These porphyrins self-assemble into specific structures like rows and double layers, controlled by molecular interactions for programmed surface design.

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

{5,15-Bis[3,5-bis-(6'-methyl-2,2'-bipyridyl-6-yl)phen-yl]-10,20-di-phenyl-porphyrin}zinc(II) 1,2-di-meth-oxy-ethane 0.296-solvate.

IUCrData·2026
Same author

Development of Biological-Window-Active Au Open-Shell Nanoparticles with High-Sensitivity Surface-Enhanced Raman Scattering Imaging Probe Properties.

Nanomaterials (Basel, Switzerland)·2026
Same author

Verifying the efficient functional N species of metal-free N-doped carbons for CO<sub>2</sub>-to-CO electrochemical conversion using zeolite-templated carbons with N species tuned by a recarbonization treatment.

Nanoscale·2025
Same author

Effects of the number of ethylene glycol units on the efficacy of novel complex I inhibitor 9bw.

Biochemistry and biophysics reports·2025
Same author

Upconverted emission-driven photothermal conversion with gold nanospheres based on triplet-triplet annihilation.

Physical chemistry chemical physics : PCCP·2025
Same author

Metal-Free N, P-Codoped Carbon for Syngas Production with Tunable Composition via CO<sub>2</sub> Electrolysis: Addressing the Competition Between CO<sub>2</sub> Reduction and H<sub>2</sub> Evolution.

ChemSusChem·2024

Area of Science:

  • Supramolecular chemistry
  • Materials science
  • Surface science

Background:

  • Porphyrins are versatile molecules with tunable properties.
  • Controlling molecular self-assembly on surfaces is crucial for advanced materials.
  • Understanding intermolecular forces drives the design of ordered molecular structures.

Purpose of the Study:

  • To investigate the self-assembly behavior of meso-tetra-substituted porphyrins on graphite surfaces.
  • To demonstrate programmed surface patterning using porphyrins with specific functional groups.
  • To elucidate the role of hydrogen bonding and packing forces in porphyrin assembly.

Main Methods:

  • Preparation of monolayer arrays of functionalized porphyrins on highly oriented pyrolytic graphite (HOPG) at the liquid/solid interface.

Related Experiment Videos

  • Characterization of molecular assembly using scanning tunneling microscopy (STM).
  • Analysis of intermolecular interactions, including hydrogen bonding and packing forces.

    • Main Results:

    • Specific porphyrin derivatives self-assembled into distinct patterns, including slightly undulated rows and rows with kinks.
    • The formation of kinks was attributed to the interplay of hydrogen bonding and packing forces.
    • A double-layer structure was observed for a dicarboxylic porphyrin, likely via cyclic hydrogen bonding.

    Conclusions:

    • Programmed surface patterning is achievable using porphyrins with designed intermolecular interaction sites.
    • The specific arrangement of functional groups (carboxyl, pyridyl, octadecyloxy) dictates the self-assembly outcome.
    • This study provides a foundation for creating complex molecular architectures on surfaces through controlled self-assembly.