Zobrazeno 1 - 10
of 77
pro vyhledávání: '"Luminita PREDOANA"'
Autor:
Madalina Nicolescu, Daiana Mitrea, Cristian Hornoiu, Silviu Preda, Hermine Stroescu, Mihai Anastasescu, Jose Maria Calderon-Moreno, Luminita Predoana, Valentin Serban Teodorescu, Valentin-Adrian Maraloiu, Maria Zaharescu, Mariuca Gartner
Publikováno v:
Gels, Vol 8, Iss 11, p 717 (2022)
The aim of the present study was the development of Nb-doped ITO thin films for carbon monoxide (CO) sensing applications. The detection of CO is imperious because of its high toxicity, with long-term exposure having a negative impact on human health
Externí odkaz:
https://doaj.org/article/737919e62b274e4a8a2a410bcf4c9a43
Autor:
Mariuca Gartner, Mihai Anastasescu, Jose Maria Calderon-Moreno, Madalina Nicolescu, Hermine Stroescu, Cristian Hornoiu, Silviu Preda, Luminita Predoana, Daiana Mitrea, Maria Covei, Valentin-Adrian Maraloiu, Valentin Serban Teodorescu, Carmen Moldovan, Peter Petrik, Maria Zaharescu
Publikováno v:
Nanomaterials, Vol 12, Iss 18, p 3244 (2022)
Undoped and Zn-doped ITO (ITO:Zn) multifunctional thin films were successfully synthesized using the sol–gel and dipping method on three different types of substrates (glass, SiO2/glass, and Si). The effect of Zn doping on the optoelectronic, micro
Externí odkaz:
https://doaj.org/article/961c09d2a15e4540aeb2027ad537668c
Autor:
Rodica-Mariana Ion, Claudiu Eduard Rizescu, Dan Adrian Vasile, Gabriel Vasilievici, Irina Atkinson, Adriana Rusu, Luminita Predoana, Florin Miculescu
Publikováno v:
Crystals, Vol 12, Iss 4, p 490 (2022)
(1) Background: In time, stone monuments suffer a process of aging and loss of aesthetic and mechanical properties. In order to restore and stop the loss of their properties, various treatments are used, and in this context, a new class of discovered
Externí odkaz:
https://doaj.org/article/015ca9ff587244ebbf5c38dfedb499f8
Autor:
Irina Atkinson, Ana Maria Seciu-Grama, Oana Catalina Mocioiu, Ana Maria Mocioiu, Luminita Predoana, Mariana Voicescu, Jeanina Pandele Cusu, Ramona Marina Grigorescu, Rodica Mariana Ion, Oana Craciunescu
Publikováno v:
Gels, Vol 7, Iss 4, p 180 (2021)
In recent years, the rising number of bone diseases which affect millions of people worldwide has led to an increased demand for materials with restoring and augmentation properties that can be used in therapies for bone pathologies. In this work, PM
Externí odkaz:
https://doaj.org/article/e18863be6e094269b6b68b9f6b23e84d
Autor:
Victor Fruth, Ligia Todan, Cosmin Iulian Codrea, Iuliana Poenaru, Simona Petrescu, Ludmila Aricov, Madalina Ciobanu, Luiza Jecu, Rodica Mariana Ion, Luminita Predoana
Publikováno v:
Nanomaterials, Vol 11, Iss 10, p 2586 (2021)
Multifunctional composite coatings composed of metal oxide nanoparticles dispersed in polymer matrices are an advanced solution to solve the problem of stone heritage deterioration. Their innovative design is meant to be stable, durable, transparent,
Externí odkaz:
https://doaj.org/article/5b9c52bece4d4b849a835b49041e7625
Autor:
Victor Fruth, Luminita Predoana, Iuliana Poenaru, Ligia Todan, Ludmila Aricov, Madalina Ciobanu, Luiza Jecu, Rodica Ion
Publikováno v:
Proceedings, Vol 29, Iss 1, p 113 (2019)
Multifunctional composite coatings composed of metal oxide nanoparticles dispersed in [...]
Externí odkaz:
https://doaj.org/article/78cf2f357dff42d3adb1f64be0bfe82e
Autor:
Viktor Fruth, Monica Popa, Jose Calderon-Moreno, Ecaterina Tenea, Mihai Anastasescu, Petre Osiceanu, Elena Anghel, Luminita Predoana, Barbara Malic, Maria Zaharescu
Publikováno v:
Processing and Application of Ceramics, Vol 4, Iss 3, Pp 167-182 (2010)
The review presents the contribution of the authors, to the preparation of two types of perovskites, namely BiFeO3 and LaCoO3, by innovative methods. The studied perovskites were obtained as powders, films and sintered bodies. Their complex structura
Externí odkaz:
https://doaj.org/article/414ba495e41748a6ad8ca37e4f33f860
Autor:
Luminita Predoana, Barbara Malic, Marija Kosec, Mariana Scurtu, Monica Caldararu, Maria Zaharescu
Publikováno v:
Processing and Application of Ceramics, Vol 3, Iss 1-2, Pp 39-42 (2009)
In the present work the LaCoO3 formation from gel precursors obtained by water-based sol-gel method with citric acid was studied. As precursors La and Co nitrates were used. The obtained gels were analyzed by TG/DTA and TG/EGA. The decomposition of t
Externí odkaz:
https://doaj.org/article/6e742371afb141c68682bb279afb3792
Autor:
Lachezar Radev, Liliana Pavlova, Bisserka Samuneva, Elena Kashchieva, Irena Mihailova, Maria Zaharescu, Barbara Malic, Luminita Predoana
Publikováno v:
Processing and Application of Ceramics, Vol 2, Iss 2, Pp 103-108 (2008)
LaCoO3 powders are studied because they exhibit interesting electrical, magnetic and catalytic properties. In this paper, new synthesized La2O3-CoO-SiO2 powders with different quantity of silica were prepared via solgel method in aqua media, starting
Externí odkaz:
https://doaj.org/article/95445e8d307c4f3f908e6fc05a9d3708
Autor:
Jeanina Pandele-Cusu, Simona Petrescu, Silviu Preda, Gabriela Petcu, Madalina Ciobanu, Luminita Predoana
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 147:13111-13124