Search Results - "LUCA, DUMITRU"

Tailoring the Surface Functionalities of Radio Frequency Magnetron-Sputtered ZnO Thin Films by Ar/NH3 Gas Mixture Surface-Wave Plasmas by Ciolan, Mihai Alexandru, Motrescu, Iuliana, Sugiura, Kuniaki, Luca, Dumitru, Nagatsu, Masaaki

“…The surface functionalization of radio frequency magnetron-sputtered zinc oxide (ZnO) thin films tailored by low-pressure Ar/NH3 mixture surface-wave plasmas…”
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Porous-Wall Titania Nanotube Array Layers: Preparation and Photocatalytic Response by Luca, Dumitru, Dobromir, Marius, Stoian, George, Ciobanu, Adrian, Luca, Mihaela

“…Electrochemical anodization is already a well-established process, owing to its multiple benefits for creating high-grade titanium dioxide nanotubes with…”
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Preparation and properties of (1-x)BiFeO3-xBaTiO3 multiferroic ceramics by GHEORGHIU, Felicia Prihor, IANCULESCU, Adelina, POSTOLACHE, Petronel, LUPU, Nicoleta, DOBROMIR, Marius, LUCA, Dumitru, MITOSERIU, Liliana

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Surface Wettability of ZnO-Loaded TiO2 Nanotube Array Layers by Dobromir, Marius, Konrad-Soare, Claudia, Stoian, George, Semchenko, Alina, Kovalenko, Dmitry, Luca, Dumitru

“…Herein we report on the synthesis and the effects of gradual loading of TiO2 nanotube array layers with ZnO upon surface wettability. Two-step preparation was…”
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Nb-doped TiO2 thin films as photocatalytic materials by ADOMNITEI, CATALIN, TASCU, SORIN, LUCA, DUMITRU, DOBROMIR, MARIUS, GIRTAN, MIHAELA, MARDARE, DIANA

“…Amorphous undoped and Nb-doped films were obtained by the spin coating method. The films have a compact structure, as revealed by scanning electron microscopy,…”
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Mass spectrometric study of Ar/NH3 surface wave plasma utilized for surface functionalization of ZnO nanoparticles by Ciolan, Mihai Alexandru, Motrescu, Iuliana, Luca, Dumitru, Nagatsu, Masaaki

“…Owing to its low toxicity toward living organisms and specific optical properties, we promote the use of zinc oxide (ZnO) as an alternative to existing…”
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Structural study of sol–gel Au/TiO2 films from nanopowders by Crişan, Dorel, Drăgan, Nicolae, Răileanu, Mălina, Crişan, Maria, Ianculescu, Adelina, Luca, Dumitru, Năstuţă, Andrei, Mardare, Diana

“…[Display omitted] ▶ Au-doped TiO2 sol-gel films from nanopowders were performed. ▶ The presence of the dopant in the TiO2 lattice induces greater internal…”
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Investigation of Co-doped PZT films deposited by rf-magnetron sputtering by Felicia Gheorghiu, Radu Apetrei, Marius Dobromir, Adelina Ianculescu, Dumitru Luca, Liliana Mitoseriu

“…The focus of the present paper is to describe the preparation procedure and to investigate the microstructural characteristics and the electrical properties of…”
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Economic Aspects of COVID-19 Medical Crisis by Gabriel, Căriman, Dumitru-Mihai, Luca

“…The present analysis focuses on the context of the SARS-CoV-2 pandemic, a context in which the state governments of the world have adopted measures trying to…”
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Optical Emission Spectroscopy Diagnostic of Discharge Plasma in a Hollow-Cathode Sputtering Source by Apetrei, Radu, Alexandroaei, Dumitru, Luca, Dumitru, Balan, Petru, Ionita, Codrina, Schrittwieser, Roman, Popa, Gheorghe

“…Experimental results of the characterization of a cavity hollow-cathode post-discharge sputtering source by optical emission spectroscopy are presented. The…”
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Pulsed Regime of a Hollow-Cathode Discharge Used in a Sputter Source by Apetrei, Radu, Alexandroaei, Dumitru, Luca, Dumitru, Balan, Petru, Ionita, Codrina, Schrittwieser, Roman, Popa, Gheorghe

“…The pulsed operation of a cavity hollow-cathode post-discharge sputtering source was proposed to facilitate the sputtering of low-conductivity materials…”
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The effect of CO2 gas adsorption on the electrical properties of Fe doped TiO2 films by Mardare, Diana, Adomnitei, Catalin, Florea, Daniel, Luca, Dumitru, Yildiz, Abdullah

“…CO2 has to be monitored for indoor air quality, being also an important greenhouse gas. The electrical and sensing gas properties of the undoped and Fe doped…”
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On the hydrophilicity of Ni-doped TiO2 thin films. A study by X-ray absorption spectroscopy by Macovei, Dan, Tiron, Vasile, Adomnitei, Catalin, Luca, Dumitru, Dobromir, Marius, Antohe, Stefan, Mardare, Diana

“…Undoped and Ni-doped TiO2 thin films, with Ni concentration in the range 3–9 at.%, were obtained by reactive magnetron co-sputtering. A combined analysis by…”
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Tailoring the Surface Functionalities of Radio Frequency Magnetron-Sputtered ZnO Thin Films by Ar/NH 3 Gas Mixture Surface-Wave Plasmas by Ciolan, Mihai Alexandru, Motrescu, Iuliana, Sugiura, Kuniaki, Luca, Dumitru, Nagatsu, Masaaki

“…The surface functionalization of radio frequency magnetron-sputtered zinc oxide (ZnO) thin films tailored by low-pressure Ar/NH mixture surface-wave plasmas…”
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The effect of CO2 gas adsorption on the electrical properties of Fe doped TiO^sub 2^ films by Mardare, Diana, Adomnitei, Catalin, Florea, Daniel, Luca, Dumitru, Yildiz, Abdullah

“…CO2 has to be monitored for indoor air quality, being also an important greenhouse gas. The electrical and sensing gas properties of the undoped and Fe doped…”
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Undoped and Cr-doped TiO2 thin films obtained by spray pyrolysis by MARDARE, Diana, IACOMI, Felicia, CORNEI, Nicoleta, GIRTAN, Mihaela, LUCA, Dumitru

“…Undoped and chromium doped titanium oxide thin films were fabricated by spray pyrolysis by using a solution of titanium tetrachloride and ethyl alcohol. The…”
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Preparation and characterisation of PZT films by RF-magnetron sputtering by Frunza, Raluca, Ricinschi, Dan, Gheorghiu, Felicia, Apetrei, Radu, Luca, Dumitru, Mitoseriu, Liliana, Okuyama, Masanori

“…► Stoichiometric Pb(Zr 0.54Ti 0.46)O 3 thin films of 440 nm thickness were deposited by rf-sputtering from ceramic target onto Au-electroded substrates of Al…”
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The Meyer–Neldel rule in amorphous TiO 2 films with different Fe content by Mardare, Diana, Yildiz, Abdullah, Apetrei, Radu, Rambu, Petronela, Florea, Daniel, Gheorghe, Nicoleta Georgiana, Macovei, Dan, Teodorescu, Cristian Mihail, Luca, Dumitru

“…Amorphous titania thin films with increasing Fe content have been prepared by RF magnetron sputtering. X-ray absorption spectroscopy revealed modifications of…”
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The Meyer–Neldel rule in amorphous TiO2 films with different Fe content by Mardare, Diana, Yildiz, Abdullah, Apetrei, Radu, Rambu, Petronela, Florea, Daniel, Gheorghe, Nicoleta Georgiana, Macovei, Dan, Teodorescu, Cristian Mihail, Luca, Dumitru

“…Amorphous titania thin films with increasing Fe content have been prepared by RF magnetron sputtering. X-ray absorption spectroscopy revealed modifications of…”
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XPS study of the ion-exchange capacity of the native and surface oxidized viscose fibers by Dobromir, Marius, Biliuta, Gabriela, Luca, Dumitru, Aflori, Magdalena, Harabagiu, Valeria, Coseri, Sergiu

“… The selective introduction of carboxylic group mediated by N-hydroxyphthalimide into viscose fibers increased the metal adsorption capacity toward the…”
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