Zobrazeno 1 - 10
of 44
pro vyhledávání: '"Toma Fistos"'
Publikováno v:
Polymers, Vol 16, Iss 14, p 2085 (2024)
Recent advancements in cultural heritage preservation have increasingly focused on the development and application of new composites, harnessing the diverse properties of their components. This study reviews the current state of research and practica
Externí odkaz:
https://doaj.org/article/e30b71209f3d4b33aa1463fcf6a8005b
Autor:
Roxana Ioana Matei (Brazdis), Anda Maria Baroi, Toma Fistos, Irina Fierascu, Maria Grapin, Valentin Raditoiu, Florentina Monica Raduly, Cristian Andi Nicolae, Radu Claudiu Fierascu
Publikováno v:
Materials, Vol 17, Iss 11, p 2492 (2024)
This work aims to evaluate the potential use of natural wastes (in particular, clam shells) to synthesize one of the most well-known and versatile materials from the phosphate mineral group, hydroxyapatite (HAP). The obtained material was characteriz
Externí odkaz:
https://doaj.org/article/a58d164e4838465d9a342ed228e671e2
Autor:
Eduard-Marius Lungulescu, Radu Claudiu Fierascu, Miruna S. Stan, Irina Fierascu, Elena Andreea Radoi, Cristina Antonela Banciu, Raluca Augusta Gabor, Toma Fistos, Luminita Marutescu, Marcela Popa, Ionela C. Voinea, Sorina N. Voicu, Nicoleta-Oana Nicula
Publikováno v:
Polymers, Vol 16, Iss 10, p 1369 (2024)
Nosocomial infections represent a major threat within healthcare systems worldwide, underscoring the critical need for materials with antimicrobial properties. This study presents the development of polyurethane foam embedded with silver nanoparticle
Externí odkaz:
https://doaj.org/article/974ab58c2a90402dba225db40758f028
Autor:
Anda Maria Baroi, Irina Fierascu, Andra-Ionela Ghizdareanu, Bogdan Trica, Toma Fistos, Roxana Ioana Matei (Brazdis), Radu Claudiu Fierascu, Cristina Firinca, Ionela Daniela Sardarescu, Sorin Marius Avramescu
Publikováno v:
International Journal of Molecular Sciences, Vol 25, Iss 8, p 4212 (2024)
The present work aims to study the possibilities of developing silver nanoparticles using natural extracts of grape pomace wastes originating from the native variety of Fetească Neagră 6 Șt. This study focused on investigating the influence of gra
Externí odkaz:
https://doaj.org/article/a3eb7dfd561046b38ad28354806d150c
Publikováno v:
Materials, Vol 15, Iss 18, p 6294 (2022)
Stones are ones of the most ancient natural materials exploited by humans, with different uses, from tools to buildings, that have endured over time in better conditions than other objects belonging to cultural heritage. Given the importance of those
Externí odkaz:
https://doaj.org/article/aa9a2a4b234d489dbf0bfd7d5c351f87
Autor:
Irina Fierascu, Anda Maria Baroi, Roxana Ioana Brazdis, Toma Fistos, Cristian Andi Nicolae, Valentin Raditoiu, Ioan Constantin Inel, Victor Sava, Radu Claudiu Fierascu
Publikováno v:
Frontiers in Materials, Vol 8 (2021)
Knowledge of the past can provide information to protect the future and the potential of the technological development in the analytical sciences can be successfully applied for the study and conservation of cultural objects. In this context, in the
Externí odkaz:
https://doaj.org/article/ceeb6d95d26e45ef80da9152ac536bf6
Autor:
Toma Fistos, Roxana Ioana Brazdis, Anda Maria Baroi, Irina Fierascu, Lia-Mara Ditu, Valentin Raditoiu, Radu Claudiu Fierascu
Publikováno v:
Chemistry Proceedings, Vol 7, Iss 1, p 41 (2022)
Cultural heritage has a major importance, as it represents human identity and evidence of existence and activities that people have left over time [...]
Externí odkaz:
https://doaj.org/article/9ea93b4a753b475bb77e54e1c5bd3533
Publikováno v:
Chemistry Proceedings, Vol 7, Iss 1, p 49 (2022)
With the development of human activities, industries and agriculture, water pollution has become a challenging problem since decades. Most of the pollutants found in water bodies are environmentally persistent and resistant to conventional wastewater
Externí odkaz:
https://doaj.org/article/a9194426b44b4b9db61ee330fcd20fe7
Autor:
Anda Maria Baroi, Radu Claudiu Fierascu, Toma Fistos, Roxana Ioana Brazdis, Raluca Somoghi, Lia-Mara Ditu, Irina Fierascu
Publikováno v:
Chemistry Proceedings, Vol 7, Iss 1, p 48 (2022)
In order to obtain high quality grapes, necessary for the wine industry, table grapes or other by-products, different management techniques are applied to the vine crops. The pruning is a common practice that generates massive amounts of waste, espec
Externí odkaz:
https://doaj.org/article/e2e5c1be20d1449d9a3d8d30dc1c5d51
Publikováno v:
Nanomaterials, Vol 12, Iss 2, p 207 (2022)
Cultural heritage (CH) represents human identity and evidence of the existence and activities that people have left over time. In response to the action of aggressive degrading factors, different materials have been developed and used to protect cult
Externí odkaz:
https://doaj.org/article/f164cf498a18457ab1a5daf1a797f6c8