Jove
Visualize
Contact Us

Related Experiment Videos

Tunable adsorption on carbon nanotubes.

O Gülseren1, T Yildirim, S Ciraci

  • 1NIST Center for Neutron Research, National Institute of Standards and Technology, Gaithersburg, Maryland 20899-8562, USA.

Physical Review Letters
|September 5, 2001
PubMed
Summary

We studied single atom adsorption on carbon nanotubes. Binding energy is affected by tube radius and reversible radial deformation, offering tunable properties for advanced materials.

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

Thermoluminescence Behavior of Yttrium-Doped ZnO Nanoparticles Synthesized by Sol-Gel Method.

Luminescence : the journal of biological and chemical luminescence·2025
Same author

Assessment of plasma microRNA potentials as a non-invasive biomarker in patients with axial spondyloarthropathy.

European review for medical and pharmacological sciences·2021
Same author

Interactions of selected organic molecules with a blue phosphorene monolayer: self-assembly, solvent effect, enhanced binding and fixation through coadsorbed gold clusters.

Physical chemistry chemical physics : PCCP·2020
Same author

Computed tomography depiction of normal inguinal lymph nodes in children.

Folia morphologica·2020
Same author

PROTECTIVE EFFECT OF <i>NIGELLA SATIVA</i> OIL ON MYOCARDIUM IN STREPTOZOTOCIN-INDUCED DIABETIC RATS.

Acta endocrinologica (Bucharest, Romania : 2005)·2020
Same author

Deterministic phase transitions and self-organization in logistic cellular automata.

Physical review. E·2019
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

Area of Science:

  • Materials Science
  • Nanotechnology
  • Computational Chemistry

Background:

  • Single-wall carbon nanotubes (SWCNTs) are promising nanomaterials with unique electronic and mechanical properties.
  • Controlling atom adsorption on SWCNTs is crucial for designing novel functional materials and devices.
  • Understanding the fundamental interactions between atoms and nanotube surfaces is essential for predicting and optimizing material behavior.

Purpose of the Study:

  • To investigate the adsorption of single hydrogen and aluminum atoms on SWCNTs using first-principles calculations.
  • To explore the influence of SWCNT radius, external radial deformation, and chirality on atom adsorption properties.
  • To determine the feasibility of continuously and reversibly modifying adsorption characteristics.

Main Methods:

  • Employing first-principles calculations based on density functional theory (DFT).
  • Simulating adsorption of hydrogen and aluminum atoms on various zigzag SWCNTs.
  • Analyzing binding energies, charge transfer, and structural changes under radial deformation.

Main Results:

  • Adsorption of single atoms on SWCNTs is an exothermic process.
  • Binding energy is inversely proportional to the SWCNT radius.
  • External radial deformation continuously and reversibly modifies adsorption properties, increasing binding energy at high curvature sites.
  • The influence of curvature and deformation is chirality-dependent.

Conclusions:

  • Single atom adsorption on SWCNTs can be precisely tuned through controlled radial deformation.
  • This tunability opens avenues for designing SWCNT-based systems with tailored functionalities.
  • The findings provide a theoretical basis for developing advanced nanomaterials with controllable surface properties.

Related Experiment Videos