Dr. Florian V. Dumitrache Profile

Dr. Florian V. Dumitrache

Researcher at National Institute for Laser, Plasma and Radiation Physics

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Publications (12)

Proceedings Article | 28 August 2010 Paper

Synthesis and characterization of some carbon based nanostructures

Victor Ciupina, Ion Morjan, Rodica Alexandrescu, Florian Dumitrache, Gabriel Prodan, Cristian Lungu, Rodica Vladoiu, Ion Mustata, Vasile Zarovschi, John Sullivan, Sayah Saied, Eugeniu Vasile, Iuliana Oancea-Stanescu, Madalina Prodan, Dorina Manole, Aurelia Mandes, Virginia Dinca, Mirela Contulov

Proceedings Volume 7764, 77640O (2010) https://doi.org/10.1117/12.859456

KEYWORDS: Carbon, Transmission electron microscopy, Iron, Thin films, Particles, Nanoparticles, Nanostructures, Diamond, X-rays, Spectroscopy

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Proceedings Article | 9 September 2008 Paper

ZnO nanoparticles obtained by hydrothermal method at low temperature

V. Ciupina, A. Dumbrava, I. Morjan, G. Prodan, M. Prodan, F. Dumitrache, E. Vasile

Proceedings Volume 7039, 703911 (2008) https://doi.org/10.1117/12.795184

KEYWORDS: Zinc oxide, Nanoparticles, Particles, Transmission electron microscopy, Zinc, Diffraction, Nanostructures, Photomicroscopy, Scanning electron microscopy, Semiconductors

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Proceedings Article | 18 September 2007 Paper

Electron microscopy characterization of iron oxide nanopowders (prepared by laser pyrolysis) for magnetic fluid applications

V. Ciupina, G. Prodan, I. Morjan, F. Dumitrache, R. Alexandrescu, E. Vasile, L. Vegas, D. Bica

Proceedings Volume 6645, 66451P (2007) https://doi.org/10.1117/12.730675

KEYWORDS: Particles, Magnetism, Nanoparticles, Iron, Crystals, Oxides, Microfluidics, Nanocrystals, Laser applications, Liquids

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Proceedings Article | 25 April 2007 Paper

Carbon nanostructures by gas-phase laser pyrolysis

R. Alexandrescu, F. Dumitrache, L. Gavrila Florescu, I. Morjan, E. Popovici, M. Scarisoreanu, I. Sandu, I. Soare, I. Voicu

Proceedings Volume 6606, 66060J (2007) https://doi.org/10.1117/12.729584

KEYWORDS: Carbon, Particles, Nanostructures, Chemical species, Fluorine, Gas lasers, Fullerenes, Nanoparticles, Sulfur, Nanocomposites

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Proceedings Article | 25 April 2007 Paper

Qualitative characterization of YBa₂Cu₃O_7-δ films using low spectral resolution Raman spectroscopy

M. Branescu, I. Morjan, F. Dumitrache, I. Sandu

Proceedings Volume 6606, 660618 (2007) https://doi.org/10.1117/12.729507

KEYWORDS: Raman spectroscopy, Spectral resolution, Oxygen, Copper, Visible radiation, Nondestructive evaluation, Crystals, Thin films, Pulsed laser deposition, Physics

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Proceedings Article | 25 April 2007 Paper

Structural and magnetic properties of nanosized iron-polyoxocarbosilane core-shell composites prepared by laser pyrolysis

R. Alexandrescu, I. Morjan, F. Dumitrache, J. Pola, V. Vorlicek, M. Marysko, L. Gavrila, M. Scarisoreanu, I. Voicu, I. Sandu, C. Fleaca, E. Popovici, G. Prodan

Proceedings Volume 6606, 66060K (2007) https://doi.org/10.1117/12.729585

KEYWORDS: Iron, Particles, Magnetism, Nanoparticles, Polymers, Atmospheric particles, Nanocomposites, Raman spectroscopy, Oxides, Electron microscopy

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Proceedings Article | 24 August 2005 Paper

Iron/iron carbides/carbon core-shell nanostructures synthesized by laser pyrolysis

V. Ciupina, G. Prodan, F. Dumitrache, I. Morjan, R. Alexandrescu, E. Popovici, I. Soare, L. Albu, R. Birjega, B. David, O. Schneeweiss

Proceedings Volume 5924, 592418 (2005) https://doi.org/10.1117/12.620633

KEYWORDS: Iron, Carbon, Nanoparticles, Particles, Diffraction, Raman spectroscopy, Magnetism, Transmission electron microscopy, Nanocomposites, Crystals

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Proceedings Article | 21 October 2004 Paper

Mixed phases of TiO2 nanopowders prepared by laser pyrolysis

Florian Dumitrache, Rodica Alexandrescu, Ion Morjan, Ion Sandu, Iuliana Soare, Ion Voicu, Claudiu Fleaca, Mihaela Ploscaru, M. Savoiu, Eugen Vasile, Victor Ciupina

Proceedings Volume 5581, (2004) https://doi.org/10.1117/12.582893

KEYWORDS: Raman spectroscopy, Crystals, Transmission electron microscopy, Particles, Titanium, Gas lasers, Carbon dioxide lasers, Diffraction, Argon, Titanium dioxide

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Proceedings Article | 21 October 2004 Paper

Relation fullerene-PAH-soot in laser pyrolysis: FTIR investigations

Rodica Alexandrescu, Xavier Armand, Florian Dumitrache, Claudiu Fleaca, Nathalie Herlin-Boime, Emanuela Marino, Martine Mayne, Ion Morjan, Cecile Reynaud, Ion Sandu, Iuliana Soare, Francois Tenegal, Ion Voicu

Proceedings Volume 5581, (2004) https://doi.org/10.1117/12.582896

KEYWORDS: Fullerenes, Carbon, FT-IR spectroscopy, Molecules, Carbon dioxide lasers, Absorption, Particles, Energy transfer, Gases, Chemical species

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Proceedings Article | 21 October 2004 Paper

Soot morphology in laser pyrolysis

Ion Sandu, I. Pasuk, Ion Morjan, Ion Voicu, Rodica Alexandrescu, Claudiu Fleaca, Victor Ciupina, Florian Dumitrache, Iuliana Soare, Mihaela Ploscaru, H. Daniels, A. Westwood, B. Rand

Proceedings Volume 5581, (2004) https://doi.org/10.1117/12.582819

KEYWORDS: Particles, Carbon, Transmission electron microscopy, Fullerenes, Raman spectroscopy, Lanthanum, Oxygen, Spectroscopy, Nanoparticles, Laser processing

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Proceedings Article | 8 October 2004 Paper

Carbon-encapsulated iron nanoparticles prepared by laser pyrolysis: characterization and catalyzers for carbon nanotubes and nanofibers

Florian Dumitrache, Victor Ciupina, Ion Morjan, Rodica Alexandrescu, Ion Voicu, Iuliana Soare, Lavinia Albu, Raluca Morjan, Gabi Prodan

Proceedings Volume 5515, (2004) https://doi.org/10.1117/12.561332

KEYWORDS: Iron, Carbon, Particles, Nanoparticles, Gas lasers, Transmission electron microscopy, Nanocomposites, Carbon monoxide, Raman spectroscopy, Carbon nanotubes

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Proceedings Article | 17 October 2003 Paper

Iron-carbon nanocomposite obtained by laser-induced gas-phase reactions

Florian Dumitrache, Ion Morjan, Rodica Alexandrescu, B. Rand, Victor Ciupina, G. Prodan, Ion Voicu, Ioan Sandu, I. Soare, M. Ploscaru, C. Fleaca, R. Brydson, Eugen Vasile

Proceedings Volume 4977, (2003) https://doi.org/10.1117/12.501664

KEYWORDS: Iron, Carbon, Particles, Nanoparticles, Nanocomposites, Gas lasers, Transmission electron microscopy, Carbon monoxide, Composites, Raman spectroscopy

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Showing 5 of 12 publications

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