Fabrication of hafnium-based nanoparticles and nanostructures using picosecond laser ablation
2024

Creating Hafnium Nanoparticles and Structures with Lasers

publication Evidence: high

Author Information

Author(s): Das Abhishek, Akkanaboina Mangababu, Rathod Jagannath, Sai Prasad Goud R, Ravi Kumar Kanaka, Reddy Raghu C, Ravendran Ratheesh, Vutova Katia, Nageswara Rao S V S, Soma Venugopal Rao, Song Xiaoyan

Primary Institution: School of Physics, University of Hyderabad

Hypothesis

The study investigates the effects of different liquid media on the synthesis of hafnium-based nanoparticles and nanostructures using picosecond laser ablation.

Conclusion

The study successfully fabricated hafnium oxide and hafnium carbide nanoparticles and nanostructures, demonstrating their potential for applications in optical devices.

Supporting Evidence

  • The nanoparticles exhibited high optical absorption across the UV to NIR range.
  • Hafnium oxide nanoparticles were formed in deionised water, while hafnium carbide core-shell nanoparticles were formed in toluene and anisole.
  • The study demonstrated the formation of laser-induced periodic surface structures on hafnium.
  • Different liquid media significantly influenced the morphology and composition of the synthesized nanoparticles.

Takeaway

Scientists used lasers to make tiny particles from hafnium metal in different liquids, which can be used in cool technologies like sensors and electronics.

Methodology

Hafnium metal was ablated using a picosecond laser in three different liquid media (deionised water, toluene, and anisole) to synthesize nanoparticles and nanostructures.

Limitations

The study primarily focuses on three specific liquid media and may not encompass all possible variations in nanoparticle synthesis.

Digital Object Identifier (DOI)

10.3762/bjnano.15.129

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