Zobrazeno 1 - 10
of 18
pro vyhledávání: '"Andrei Constantin Berbecaru"'
Autor:
Teresa Cecchi, Davide Poletto, Andrei Constantin Berbecaru, Elfrida Mihaela Cârstea, Maria Râpă
Publikováno v:
Materials, Vol 17, Iss 8, p 1759 (2024)
Microplastics (MPs) and nanoplastics (NPs) both represent significant concerns in environmental sciences. This paper aims to develop a convenient and efficient methodology for the detection and measurement of MPs and nanoparticles from surface seawat
Externí odkaz:
https://doaj.org/article/0b05797eb3324bf49bdd18609867f2e5
Autor:
Carmen Gaidău, Maria Râpă, Laura Mihaela Stefan, Ecaterina Matei, Andrei Constantin Berbecaru, Cristian Predescu, Liliana Mititelu-Tartau
Publikováno v:
Fibers, Vol 11, Iss 10, p 87 (2023)
The aim of this study was to design a dual-layer wound dressing as a new fibrous biomaterial based on the valorization of animal-derived proteins. The first layer was fabricated by the deposition of poly(ethylene oxide) (PEO) loaded with keratin hydr
Externí odkaz:
https://doaj.org/article/bc93b8489d6c444a80478f986b94a9b7
Autor:
Nicolaie Marin, Cristina Orbeci, Liliana Bobiricǎ, Ileana Rău, Calin Deleanu, Elena Iuliana Bîru, Paul Octavian Stănescu, Andrei Constantin Berbecaru, Ecaterina Matei, Constantin Bobiricǎ
Publikováno v:
Materials, Vol 16, Iss 20, p 6707 (2023)
Solid activators based on waste glass for the manufacture of one-part alkali-activated fly ash/red mud materials were synthesized, characterized, and tested in this work. The synthesis was carried out via alkaline fusion with sodium hydroxide at diff
Externí odkaz:
https://doaj.org/article/6a1b6cc1349a40d4bcef4252f32fc3f0
Autor:
Elisabeta Mirela Cojocaru, Doina Raducanu, Adrian Nicolae Vintila, Saleh Sabah Alturaihi, Nicolae Serban, Andrei Constantin Berbecaru, Vasile Danut Cojocaru
Publikováno v:
Journal of Materials Research and Technology, Vol 9, Iss 4, Pp 8592-8605 (2020)
In this present study, the influence of isothermal ageing temperature and ageing duration on microstructural and mechanical properties of a solution treated UNS S32750 Super Duplex Stainless Steel (SDSS) alloy, was investigated by SEM-EBSD (Scanning
Externí odkaz:
https://doaj.org/article/fcb42a65000b4efaa3b0cd5585d4fe5c
Autor:
Mircea Cristian Pantilimon, Andrei Constantin Berbecaru, Ioana Arina Gherghescu, George Coman, Sorin Ciucă, Andrei Grecu, Mirela Gabriela Sohaciu, Ruxandra Elena Dumitrescu, Cristian Predescu
Publikováno v:
Metals, Vol 12, Iss 3, p 443 (2022)
This paper presents a comparison between four TRIP steels, which belong to two groups with different chemical compositions. The first group is that of steels with a relatively low contents of Mn (1.5–2%), high Al (1–2%) and about 0.2% C, and the
Externí odkaz:
https://doaj.org/article/464dda50ae9e4b9685fd1adc3bf2ef1a
Autor:
Maria Râpă, Carmen Gaidau, Liliana Mititelu-Tartau, Mariana-Daniela Berechet, Andrei Constantin Berbecaru, Irina Rosca, Aurica P. Chiriac, Ecaterina Matei, Andra-Mihaela Predescu, Cristian Predescu
Publikováno v:
Pharmaceutics, Vol 13, Iss 11, p 1939 (2021)
In this study, lemon balm (Melissa officinalis L.) and dill (Anethum graveolens L.) essential oils (EOs) were encapsulated into collagen hydrolysates extracted from bovine tendons and rabbit skins, both mixed with chitosan (CS) by using the coaxial e
Externí odkaz:
https://doaj.org/article/6fa04216681f4d2ea69afb6261cd4ab5
Autor:
Andra Mihaela Predescu, Ecaterina Matei, Andrei Constantin Berbecaru, Maria Râpă, Mirela Gabriela Sohaciu, Cristian Predescu, Ruxandra Vidu
Publikováno v:
Materials, Vol 14, Iss 10, p 2539 (2021)
The need to recycle and develop nanomaterials from waste, and use them in environmental applications has become increasingly imperative in recent decades. A new method to convert the mill scale, a waste of the steel industry that contains large quant
Externí odkaz:
https://doaj.org/article/c47203856d73489b9b8dc638460320f6
Autor:
Ecaterina Matei, Carmen Gaidau, Maria Râpă, Roxana Constantinescu, Simona Savin, Mariana Daniela Berechet, Andra Mihaela Predescu, Andrei Constantin Berbecaru, George Coman, Cristian Predescu
Publikováno v:
Materials, Vol 13, Iss 23, p 5388 (2020)
This paper assessed the collagen glue (Col) from rabbit skin for use as a raw material in combination with different water-based dispersants of antimicrobial agents such as ZnO NPs, TiO2 NPs doped with nitrogen and Ag NPs (TiO2-N-Ag NPs), and chitosa
Externí odkaz:
https://doaj.org/article/bd31fd940e6e4a27975e1f46572341de
Autor:
Maria Râpă, Bogdan Norocel Spurcaciu, George Coman, Cristian Andi Nicolae, Raluca Augusta Gabor, Paul Niculae Ghioca, Andrei Constantin Berbecaru, Ecaterina Matei, Cristian Predescu
Publikováno v:
Materials, Vol 13, Iss 3, p 543 (2020)
The recycled polypropylene (rPP) materials that meet technical requirements such as reducing the dimensions and improving the tensile, elongation, impact strength, thermal stability, as well as melt processing, are required for the manufacturing indu
Externí odkaz:
https://doaj.org/article/8f2768266ad74508bb3685e383bb7c6c
Autor:
Andra Mihaela Predescu, Ecaterina Matei, Andrei Constantin Berbecaru, Cristian Pantilimon, Claudia Drăgan, Ruxandra Vidu, Cristian Predescu, Victor Kuncser
Publikováno v:
Royal Society Open Science, Vol 5, Iss 3 (2018)
Synthesis and characterization of iron oxide nanoparticles coated with a large molar weight dextran for environmental applications are reported. The first experiments involved the synthesis of iron oxide nanoparticles which were coated with dextran a
Externí odkaz:
https://doaj.org/article/5b9686d64c4d4457b3e48a23309235a1