Zobrazeno 1 - 10
of 28
pro vyhledávání: '"Hristo Penchev"'
Autor:
Hristo Penchev, Katerina Zaharieva, Silvia Dimova, Georgy Grancharov, Petar D. Petrov, Maria Shipochka, Ognian Dimitrov, Irina Lazarkevich, Stephan Engibarov, Rumyana Eneva
Publikováno v:
Nanomaterials, Vol 14, Iss 16, p 1346 (2024)
Novel fibrous cellulosic substrates impregnated with meta-polybenzimidazole (PBI)-stabilized carbon nanotubes/zinc oxide with different weight content of ZnO and with the use of dimethylacetamide as dispersant media. The pristine ZnO nanoparticle pow
Externí odkaz:
https://doaj.org/article/387b08736d034732967bd492064976b2
Autor:
Hristo Penchev, Ahmed E. Abdelhamid, Eman A. Ali, Dessislava Budurova, Georgy Grancharov, Filip Ublekov, Neli Koseva, Katerina Zaharieva, Ahmed A. El-Sayed, Ahmed M. Khalil
Publikováno v:
Membranes, Vol 13, Iss 6, p 582 (2023)
The use of biodegradable polyesters derived from green sources and their combination with natural abundantly layered aluminosilicate clay, e.g., natural montmorillonite, meets the requirements for the development of new sustainable, disposable, and b
Externí odkaz:
https://doaj.org/article/c83ef65ecefe4d5ab04d95dd65091312
Autor:
Borislav Barbov, Katerina Zaharieva, Petya Karakashkova, Hristo Penchev, Liliya Tsvetanova, Silvia Dimova
Publikováno v:
Engineering Proceedings, Vol 37, Iss 1, p 20 (2023)
FAU-type zeolite NaX was successfully prepared using hydrothermal synthesis at 90 °C for 6 h. The Mn- and Cu-ion-exchanged NaX zeolites were obtained. After the ion exchange, the zeolite powders were thermally treated at 300 °C. As well as Ag-ion-e
Externí odkaz:
https://doaj.org/article/71d5136b9e324c40b7c33c0280284c72
Autor:
Desislava Budurova, Denitsa Momekova, Georgi Momekov, Pavletta Shestakova, Hristo Penchev, Stanislav Rangelov
Publikováno v:
Pharmaceutics, Vol 13, Iss 12, p 2025 (2021)
The hepatoprotective properties of silibinin, as well its therapeutic potential as an anticancer and chemo-preventive agent, have failed to progress towards clinical development and commercialization due to this material’s unfavorable pharmacokinet
Externí odkaz:
https://doaj.org/article/e69882b7a353479d9c92b1836bdeba3c
Publikováno v:
Crystals, Vol 11, Iss 11, p 1308 (2021)
Finding a low-cost and effective method at low temperatures for producing reduced graphene oxide (rGO) has been the focus of many efforts in the research community for almost two decades. Overall, rGO is a promising candidate for use in supercapacito
Externí odkaz:
https://doaj.org/article/784e297dd7af49f78bd653745a28e765
Autor:
Hristo Penchev, Dessislava Budurova, Filip Ublekov, Katerina Zaharieva, Eman A. Ali, Ahmed E. Abdelhamid
Publikováno v:
SSRN Electronic Journal.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a350f36fe83ea02982371922df316a55
https://doi.org/10.2139/ssrn.4391415
https://doi.org/10.2139/ssrn.4391415
Autor:
Hristo Penchev, Denitsa Momekova, Pavletta Shestakova, Stanislav Rangelov, Georgi Momekov, Desislava Budurova
Publikováno v:
Pharmaceutics, Vol 13, Iss 2025, p 2025 (2021)
Pharmaceutics; Volume 13; Issue 12; Pages: 2025
Pharmaceutics
Pharmaceutics; Volume 13; Issue 12; Pages: 2025
Pharmaceutics
The hepatoprotective properties of silibinin, as well its therapeutic potential as an anticancer and chemo-preventive agent, have failed to progress towards clinical development and commercialization due to this material’s unfavorable pharmacokinet
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6f15151b3ae07a3c9ff8c0134fa6de25
Publikováno v:
Crystals
Volume 11
Issue 11
Crystals, Vol 11, Iss 1308, p 1308 (2021)
Volume 11
Issue 11
Crystals, Vol 11, Iss 1308, p 1308 (2021)
Finding a low-cost and effective method at low temperatures for producing reduced graphene oxide (rGO) has been the focus of many efforts in the research community for almost two decades. Overall, rGO is a promising candidate for use in supercapacito
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2fb5e23853d14d7509d4458cf5986514
Poster-Abstract
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=unidue___bib::cb9c66f965a9b048d17b2117bcea81f7
Autor:
Maya Staneva, Silvia Dimova, Dessislava Budurova, Vladimir Blaskov, Vesselin Sinigersky, Hristo Penchev, Katya Milenova, Irina Stambolova, Filip Ublekov, Katerina Zaharieva
Publikováno v:
Materials Letters. 230:187-190
New nanocomposites of m-PBI/ZnO and AB-PBI/ZnO – powders and films, containing 2.5 wt% and 5 wt% ZnO, were prepared using two different approaches: mixing commercial ZnO nanoparticles with dimethylacetamide solution of m-PBI and in situ synthesis o
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c4162d6ead3d890c42acb80edc6aa4f0
https://doi.org/10.1016/j.matlet.2018.07.114
https://doi.org/10.1016/j.matlet.2018.07.114