From nanopowders to micro-crystals

Author

Sandu, I. ; Morjan, I. ; Voicu, I. ; Alexandrescu, R. ; Dumitrache, F. ; Soare, I. ; Fleaca, M. ; Albu, L. ; Scarisoreanu, M. ; Popovici, E. ; Vasile, E.

Author_Institution

Nat. Inst. for Lasers, Plasma & Radiat. Phys., Bucharest, Romania

fYear

2005

fDate

24-26 Aug. 2005

Firstpage

773

Lastpage

775

Abstract

Different kind of nanometric powders: carbon, iron, titanium, silicium, oxides and composites, obtained by laser pyrolysis have the ability to float on water. In analogy with Langmuir-Blodgett deposition technique, thick films were formed on substrates. If water contains ionic salts, single-crystals of micrometric size crystallize onto the surface.

Keywords

Langmuir-Blodgett films; carbon; crystallisation; iron; laser deposition; laser materials processing; nanocomposites; nanoparticles; nanotechnology; pyrolysis; silicon; silicon compounds; thin films; titanium; titanium compounds; C; C-Fe; C/Fe; Fe; Fe-Si; Fe-Ti; Fe/Si; Fe/Ti; Fe₂O₃; Langmuir-Blodgett deposition technique; SiO₂; Ti; TiO₂; carbon; composites; crystallisation; ionic salts; iron; laser pyrolysis; microcrystals; micrometric size; nanopowders; oxides; silicium; single-crystals; thick films; titanium; water; Aggregates; Crystallization; Iron; Nanoparticles; Optical films; Powders; Scanning electron microscopy; Substrates; Surface morphology; Thick films;

fLanguage

English

Publisher

ieee

Conference_Titel

Physics and Control, 2005. Proceedings. 2005 International Conference

Print_ISBN

0-7803-9235-3

Type

conf

DOI

10.1109/PHYCON.2005.1514089

Filename

1514089