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New Cap-Holed AlP, GaP, and InP Nanotubes
Raúl Mendoza-Báez1, Dolores García-Toral2, Juan Francisco Rivas-Silva3
1Departamento de Química, Centro de Investigación y de Estudios Avanzados del IPN (Cinvestav), Av. IPN 2508, Col. San Pedro Zacatenco, México City 07360, México.
ACS Omega
|January 22, 2024
Summary
New inorganic X-phosphide nanotubes (XPNT) with cap-hole ends exhibit semiconductor properties. These stable, nonpolar nanostructures show potential for future applications.
Area of Science:
- Materials Science
- Condensed Matter Physics
- Computational Chemistry
Background:
- Inorganic nanotubes offer unique electronic and structural properties.
- Understanding the characteristics of novel nanostructures is crucial for advancing materials science.
Purpose of the Study:
- To investigate the structural, vibrational, and electronic properties of chiral X-phosphide nanotubes (ch-XPNT).
- To explore the influence of cap-hole features on nanotube stability and characteristics.
Main Methods:
- Density Functional Theory (DFT) calculations were employed.
- Multiple functionals (M06-2X, PBE, B3LYP) and a LanL2DZ basis set were utilized.
- Total energy minimization was performed to relax all nanostructures.
Main Results:
- The (5,5) chiral X-phosphide nanotubes (ch-XPNT) were found to have stable cap-hole ends.
- These nanotubes are highly electrophilic, nonpolar, and possess high solvation energy.
- Analysis confirmed single X-P bonds and revealed semiconductor features.
Conclusions:
- The investigated inorganic nanotubes are structurally stable and exhibit semiconductor behavior.
- The unique cap-hole feature contributes to the ordering and stability of the nanostructures.
- These findings suggest promising avenues for future applications through functionalization.
