Zobrazeno 1 - 10
of 76
pro vyhledávání: '"Momtchil Dimitrov"'
Autor:
Margarita Popova, Violeta Mitova, Momtchil Dimitrov, Consolato Rosmini, Ivelina Tsacheva, Pavletta Shestakova, Daniela Karashanova, Irina Karadjova, Neli Koseva
Publikováno v:
Molecules, Vol 29, Iss 15, p 3540 (2024)
The high silicon content in rice plant waste, specifically rice husks, makes this waste by-product attractive for the extraction and valorization of silicon oxide, which is widely used as an inert support in catalysis, drug delivery and molecular sie
Externí odkaz:
https://doaj.org/article/6a0a6f8cdb984df0a362f69f5936e12a
Autor:
Margarita Popova, Momtchil Dimitrov, Silviya Boycheva, Ivan Dimitrov, Filip Ublekov, Neli Koseva, Genoveva Atanasova, Daniela Karashanova, Ágnes Szegedi
Publikováno v:
Molecules, Vol 29, Iss 11, p 2648 (2024)
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Externí odkaz:
https://doaj.org/article/977e2f5d0491461b928a7303d85a49df
Autor:
Georgi Avdeev, Rositsa Kukeva, Denitsa Yancheva, Valentin Mihailov, Vani Tankova, Momtchil Dimitrov, Georgi Nekhrizov, Radostina Stoyanova, Bistra Stamboliyska
Publikováno v:
Minerals, Vol 14, Iss 4, p 374 (2024)
In the present contribution, we report the results from a study on the ancient technology used to create decorative color plasters in the Thracian tomb near the village of Alexandrovo, Bulgaria. A series of fragments of red, black, grey, white and br
Externí odkaz:
https://doaj.org/article/46fb09a58b234f26b7ddd991bb38b316
Autor:
Margarita Popova, Momtchil Dimitrov, Silviya Boycheva, Ivan Dimitrov, Filip Ublekov, Neli Koseva, Genoveva Atanasova, Daniela Karashanova, Ágnes Szegedi
Publikováno v:
Molecules, Vol 29, Iss 1, p 99 (2023)
Monometallic (Ni, Co, Cu) and bimetallic (Ni-Co, Ni-Cu) 10–20 wt.% metal containing catalysts supported on fly ash zeolite were prepared by post-synthesis impregnation method. The catalysts were characterized by X-ray powder diffraction, N2 physiso
Externí odkaz:
https://doaj.org/article/d0d05b512aa24549aa7aeddf2dae4781
Autor:
Margarita Popova, Manuela Oykova, Momtchil Dimitrov, Daniela Karashanova, Daniela Kovacheva, Genoveva Atanasova, Ágnes Szegedi
Publikováno v:
Catalysts, Vol 12, Iss 12, p 1648 (2022)
Mono- and bimetallic Ni- and Ru-modified micro-mesoporous ZSM-5 catalysts were prepared by wet impregnation. The influence of the Ni content, the addition of Ru and the sequence of the modification by two metals on the physicochemical properties of t
Externí odkaz:
https://doaj.org/article/65d96dc5e4524dd095c102712aefb512
Autor:
Ivalina Trendafilova, Manuel Ojeda, John M. Andresen, Alenka Ristić, Momtchil Dimitrov, Nataša Novak Tušar, Genoveva Atanasova, Margarita Popova
Publikováno v:
Molecules, Vol 28, Iss 1, p 204 (2022)
Transition metals as catalysts for total VOC oxidation at low temperatures (150–280 °C) are a big challenge nowadays. Therefore, iron-modified SBA-15, AlSBA-15, and ZrSBA-15 materials with 0.5 to 5.0 wt.% Fe loading were prepared and tested for to
Externí odkaz:
https://doaj.org/article/41c29eb0267c49b78267c5ae91958604
Autor:
Tanya Tsoncheva, Gloria Issa, Radostina Ivanova, Momtchil Dimitrov, Daniela Kovacheva, Genoveva Atanasova, Jiří Henych
Publikováno v:
Symmetry, Vol 14, Iss 4, p 751 (2022)
This study is focused on the design control of Cu–Zr–Ti oxide composites by the variation of the Zr/Ti ratio and the copper deposition procedure used. For the first time, these ternary composites were obtained by a combination of template-assiste
Externí odkaz:
https://doaj.org/article/05cc78b0e08142d7891f769e56010ef6
Publikováno v:
Proceedings of the Bulgarian Academy of Sciences. 75:1287-1294
The focus of our study is the development of novel ceria-based materials that can be successfully used as catalysts in various environmentally friendly processes due to a significant improvement of ceria intrinsic characteristics. In particular, the
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0ca8bf9956b6f63740ffaf1317a93b11
https://doi.org/10.7546/crabs.2022.09.05
https://doi.org/10.7546/crabs.2022.09.05
Autor:
Gloria Issa, Momtchil Dimitrov, Radostina Ivanova, Martin Kormunda, Daniela Kovacheva, Tanya Tsoncheva
Publikováno v:
Reaction Kinetics, Mechanisms and Catalysis. 135:105-121
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c4cf3df71fcbb276ac53f0ab1c7cd461
https://doi.org/10.1007/s11144-021-02135-0
https://doi.org/10.1007/s11144-021-02135-0
Autor:
Consolato Rosmini, Tanya Tsoncheva, Daniela Kovatcheva, Nikolay Velinov, Hristo Kolev, Daniela Karashanova, Momtchil Dimitrov, Boyko Tsyntsarski, David Sebastián, María Jesús Lázaro
Publikováno v:
Digital.CSIC. Repositorio Institucional del CSIC
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16 figures, 6 tables.-- Supplementary material available.
Ceria-iron oxide mesoporous materials with Fe:Ce molar ratio of 5:5 and 9:1 were synthesized by hydrothermal method using CTAB as a template and subsequently modified with NiO (molar rati
Ceria-iron oxide mesoporous materials with Fe:Ce molar ratio of 5:5 and 9:1 were synthesized by hydrothermal method using CTAB as a template and subsequently modified with NiO (molar rati
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::aa11319edbfcc14d95464ec8fa7278cf
http://hdl.handle.net/10261/269674
http://hdl.handle.net/10261/269674
