Zobrazeno 1 - 10
of 87
pro vyhledávání: '"Marinela, Panayotova"'
Autor:
Marinela Panayotova, Vladko Panayotov
Publikováno v:
Minerals, Vol 14, Iss 7, p 653 (2024)
Achieving the sustainable development of our society and facilitating breakthrough innovations necessitates metals [...]
Externí odkaz:
https://doaj.org/article/f2f646052c7e419686c07b9d3f2e27bb
Autor:
Marinela Panayotova
Publikováno v:
Minerals, Vol 13, Iss 12, p 1512 (2023)
Studies on the dependence of the technological results of non-ferrous sulfide ore (copper—arsenic-bearing and non-arsenic-bearing—lead–zinc, and polymetallic) flotation on the pulp potential Eh are reviewed. Findings on the relation of Eh and c
Externí odkaz:
https://doaj.org/article/ebced1a22cd74cc5873c233345a66ba9
Publikováno v:
Pollutants, Vol 2, Iss 2, Pp 234-251 (2022)
This paper presents attempts to reduce the concentration of organic pollutants in oilfield produced wastewater before its discharge into natural water bodies or reinjection into the wells. The contaminant content was significantly decreased by wastew
Externí odkaz:
https://doaj.org/article/0e7c171c592c4918add0060a789c8d97
Autor:
Vladimer Tsitsishvili, Marinela Panayotova, Nato Mirdzveli, Nagima Dzhakipbekova, Vladko Panayotov, Nanuli Dolaberidze, Manana Nijaradze
Publikováno v:
Minerals, Vol 13, Iss 3, p 364 (2023)
The recovery and immobilization of metals from wastewater often occurs in an acidic environment that destroys the structure of adsorbents such as zeolites, which are porous crystalline aluminosilicates. The influence of hydrochloric acid solutions on
Externí odkaz:
https://doaj.org/article/0a2e4b158aea4b80818c973fd9b03c09
Publikováno v:
Materials, Vol 15, Iss 2, p 481 (2022)
In the current study, a green method for the preparation of silver nanoparticles (AgNPs) is presented as an alternative to conventional chemical and physical approaches. A biomass of Trichoderma reesei (T. reesei) fungus was used as a green and renew
Externí odkaz:
https://doaj.org/article/88c7befcfe45435b843ced0b990e0bbd
Publikováno v:
Materials, Vol 14, Iss 15, p 4153 (2021)
To broaden the application of silver nanoparticles (AgNPs), which are well-known antibacterial agents, they are supported on different substrates to prevent aggregation, increase their surface area and antibacterial efficiency, and to be separated fr
Externí odkaz:
https://doaj.org/article/5b7d85b8949f4f0d8452bf6e0d5edc95
Publikováno v:
Materials, Vol 13, Iss 1, p 171 (2020)
Molecular precursors are suitable starting compounds for preparation of semiconductor nanoparticles (NPs), which allow for control of atomic ratio, composition, monodispersity, and particle size of nanoscaled metal sulfides/oxides. In the present stu
Externí odkaz:
https://doaj.org/article/ad97f92a343941a8895a1eeca1a1ecb3
Autor:
Neli Mintcheva, Gospodinka Gicheva, Marinela Panayotova, Wilfried Wunderlich, Aleksandr A. Kuchmizhak, Sergei A. Kulinich
Publikováno v:
Materials, Vol 12, Iss 20, p 3313 (2019)
In this paper, we report a new, simple method for the synthesis of CdS and ZnS nanoparticles (NPs) prepared in a basic aqueous medium using metal xanthate as the sulfur source. The structure, morphology, size distribution, optical band gap, and photo
Externí odkaz:
https://doaj.org/article/da41b1cece954183b9be6c25ec52aca1
Autor:
Marinela Panayotova
Publikováno v:
Biorenewable Nanocomposite Materials, Vol. 2: Desalination and Wastewater Remediation ISBN: 9780841297807
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5e2675dc6e7184ccae5279a9f4774c1e
https://doi.org/10.1021/bk-2022-1411.ch004
https://doi.org/10.1021/bk-2022-1411.ch004
Publikováno v:
SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b18910cfeeb67432c5f0b5bf813ba717
https://doi.org/10.5593/sgem2021/5.1/s20.059
https://doi.org/10.5593/sgem2021/5.1/s20.059