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

Patterned polyelectrolyte multilayer: surface modification for enhancing selective adsorption.

Feng Shi1, Zhiqiang Wang, Nan Zhao

  • 1Key Lab of Organic Optoelectronics and Molecular Engineering, Department of Chemistry, Tsinghua University, Beijing 100084, People's Republic of China.

Langmuir : the ACS Journal of Surfaces and Colloids
|February 9, 2005
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

Sampling strategy and climatic implication of tree-ring cellulose oxygen isotopes of Hippophae tibetana and Abies georgei on the southeastern Tibetan Plateau.

International journal of biometeorology·2017
Same author

Construction of Individual Morphological Brain Networks with Multiple Morphometric Features.

Frontiers in neuroanatomy·2017
Same author

N-Monomethylation of amines using paraformaldehyde and H<sub>2</sub>.

Chemical communications (Cambridge, England)·2017
Same author

Isointense Infant Brain Segmentation by Stacked Kernel Canonical Correlation Analysis.

Patch-based techniques in medical imaging : First International Workshop, Patch-MI 2015, held in conjunction with MICCAI 2015, Munich, Germany, October 9, 2015, revised selected papers. Patch-MI (Workshop) (1st : 2015 : Munich, Germany)·2017
Same author

Diffuse lesion and necrosis tied to poorer prognosis of interdigitating dendritic cell sarcoma: cases report and a pooled analysis.

Scientific reports·2017
Same author

Protein Regulator of Cytokinesis PRC1 Confers Chemoresistance and Predicts an Unfavorable Postoperative Survival of Hepatocellular Carcinoma Patients.

Journal of Cancer·2017
Same journal

Controlled Secondary Growth of CAU-1-NH<sub>2</sub> Membranes with Improved CO<sub>2</sub> Separation Performance.

Langmuir : the ACS journal of surfaces and colloids·2026
Same journal

Facile Fabrication and Stable Mechanism of a Microscale Heavy Calcium Carbonate Suspension.

Langmuir : the ACS journal of surfaces and colloids·2026
Same journal

Polycationic Biocidal Coatings: The Mechanism of Their Interaction with Cells.

Langmuir : the ACS journal of surfaces and colloids·2026
Same journal

Atomic-Scale Displacement in Ordered SmMnO<sub>3</sub> Nanoislands.

Langmuir : the ACS journal of surfaces and colloids·2026
Same journal

Vacancy Defect Modulated Interfacial Thermal Transport and Phonon Localization in AlGaN/GaN Heterojunctions.

Langmuir : the ACS journal of surfaces and colloids·2026
Same journal

Immobilization of Ytterbium via Polyphenol Chemistry on Implant Materials for Enhanced Cytocompatibility and Antibacterial Properties.

Langmuir : the ACS journal of surfaces and colloids·2026
See all related articles

Surface chemical modification enhances patterned polyelectrolyte multilayers for selective adsorption. This improved matrix effectively captures both positively and negatively charged polystyrene nanoparticles via electrostatic interactions.

Area of Science:

  • Materials Science
  • Surface Chemistry
  • Nanotechnology

Background:

  • Patterned polyelectrolyte multilayers (PEMs) are crucial for fabricating functional surfaces.
  • Selective adsorption of materials onto patterned surfaces is essential for advanced applications.
  • Existing patterned PEMs show limitations in charge difference for effective nanoparticle adsorption.

Purpose of the Study:

  • To enhance the surface charge difference on patterned PEMs.
  • To develop a robust matrix for selective adsorption of functional materials, particularly nanoparticles.
  • To improve the electrostatic adsorption of polystyrene nanoparticles onto patterned surfaces.

Main Methods:

  • Fabrication of patterned PEMs using layer-by-layer self-assembly and photolithography.

Related Experiment Videos

  • Utilizing differential solubility of diazo resin (DAR)/poly(acrylic acid) multilayers before and after UV irradiation.
  • Employing interfacial chemistry for surface chemical modification of the patterned PEMs.

    • Main Results:

    • A patterned PEM was successfully fabricated with distinct solubility characteristics.
    • Initial patterned surfaces showed insufficient charge difference for selective polystyrene nanoparticle adsorption.
    • Surface chemical modification significantly enhanced the charge difference, enabling selective adsorption of both positive and negative polystyrene nanoparticles.

    Conclusions:

    • Surface chemical modification is an effective strategy to tune surface charge properties of patterned PEMs.
    • The modified patterned PEM serves as a versatile matrix for selective electrostatic adsorption of charged nanoparticles.
    • This approach advances the development of functional surfaces for material separation and device fabrication.