Zobrazeno 1 - 10
of 18
pro vyhledávání: '"Valentin Valchev"'
Publikováno v:
Journal of IMAB, Vol 29, Iss 3, Pp 5036-5038 (2023)
After the pandemic and at the beginning of 2023, our team carried out a survey among active athletes about the risks associated with smoking. The purpose of the study is to assess smoking as a risk factor in athletes using a survey method. Methods:
Externí odkaz:
https://doaj.org/article/d0b87a360134469484906b598bf31a3e
Autor:
Valentin Valchev, Mohamad El-Roz, Mama Lafjah, Fatima Douma, Fatiha Djafri, Marco Daturi, Houeida Issa Hamoud, Oleg I. Lebedev
Publikováno v:
Solar Energy
Solar Energy, 2019, Recent Advances in Solar Photocatalysis, 189, pp.244-253. ⟨10.1016/j.solener.2019.07.020⟩
Solar Energy, Elsevier, 2019, 189, pp.244-253. ⟨10.1016/j.solener.2019.07.020⟩
Solar Energy, 2019, 189, pp.244-253. ⟨10.1016/j.solener.2019.07.020⟩
Solar Energy, 2019, Recent Advances in Solar Photocatalysis, 189, pp.244-253. ⟨10.1016/j.solener.2019.07.020⟩
Solar Energy, Elsevier, 2019, 189, pp.244-253. ⟨10.1016/j.solener.2019.07.020⟩
Solar Energy, 2019, 189, pp.244-253. ⟨10.1016/j.solener.2019.07.020⟩
International audience; In this study, the photo-assisted SCR-NH3 activities of vanadium containing zeolite X (ZX-V) and Ag@ZX-V catalysts are investigated under visible-light and soft temperature conditions (RT and T = 150 °C). The highly dispersed
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::540fcfc5d16a6b4ae4d2ace9dbe883e6
https://hal.science/hal-02278545
https://hal.science/hal-02278545
Autor:
Jean-Pierre Gilson, A.M. Szymocha, Andrzej Kowalczyk, Louwanda Lakiss, Magdalena Jabłońska, Valentin Valchev, Vladimír Girman, Karolina A. Tarach, Kinga Góra-Marek, Justyna Tekla
Publikováno v:
Microporous and Mesoporous Materials
Microporous and Mesoporous Materials, Elsevier, 2020, 299, pp.110088. ⟨10.1016/j.micromeso.2020.110088⟩
Microporous and Mesoporous Materials, Elsevier, 2020, 299, pp.110088. ⟨10.1016/j.micromeso.2020.110088⟩
International audience; The texture and acidity of a parent synthetic erionite zeolite (ERI structure) are modified by a twostep top-down treatment involving acid (HNO 3) and base (NaOH) biased leaching as well as an unbiased HF/NH 4 F leaching. Thes
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::186bc809dc12fc9dedcc49d024e303fd
https://doi.org/10.1016/j.micromeso.2020.110088
https://doi.org/10.1016/j.micromeso.2020.110088
Publikováno v:
SeeNews Research & Profiles (Industry Profiles). 2015, p38-449. 412p.
Publikováno v:
SeeNews Research & Profiles (Industry Profiles). 2015, p18-96. 79p.
Publikováno v:
SeeNews Research & Profiles (Industry Profiles). 2015, p16-27. 12p.
Publikováno v:
Health & Medicine Week; 8/18/2023, p6657-6657, 1p