Zobrazeno 1 - 10
of 241
pro vyhledávání: '"Roman Leboda"'
Publikováno v:
Adsorption Science & Technology, Vol 19 (2001)
Thermal analysis was used to investigate the adsorbed water layers and surface properties of various pure and modified commercial activated carbons. In addition, the thermodesorption of n-butanol, n-octane and benzene from samples saturated in a vacu
Externí odkaz:
https://doaj.org/article/62fb970d2ec849fc85078da103240d45
Autor:
Roman Leboda
Publikováno v:
Adsorption Science & Technology, Vol 14 (1996)
Externí odkaz:
https://doaj.org/article/5050a287d186420ba5240d6a2338f015
Autor:
Jadwiga Skubiszewska-Zięba, Władysław Janusz, Svitlana Khalameida, Volodymyr Sydorchuk, Ewa Skwarek, Roman Leboda
Publikováno v:
Applied Nanoscience. 12:725-734
The paper presents the kinetics of Zn (II) ions adsorption as well as its dependence as a function of pH on nanostructured zirconium phosphate and its composites with silica and titania. The nanostructured zirconium phosphate-containing composites we
Autor:
Olena Goncharuk, V. V. Turov, Jadwiga Skubiszewska-Zięba, O.S. Remez, Vladimir M. Gun’ko, Roman Leboda, V.I. Zarko
Publikováno v:
Himia, Fizika ta Tehnologia Poverhni. 5:361-385
The interfacial and temperature behavior of water, n -decane, decanol, poly(dimethylsiloxane) (PDMS) bound to nanooxides initial or after high-pressure cryogelation and silica gels was analyzed using low-temperature 1 H NMR spectroscopy (applied to s
Autor:
Vladimir M. Gun’ko, Jadwiga Skubiszewska-Zięba, Waldemar Tomaszewski, Roman Leboda, Barbara Charmas
Publikováno v:
Colloids and Surfaces A: Physicochemical and Engineering Aspects. 468:76-86
A series of carbon/silica (CS) adsorbents was synthesized by carbonization of different amounts of starch bound to silica gel Sipernat 50. To change the adsorption ability of CS in respect to organics with nonpolar fragments, the samples were also si
Autor:
Vladimir V. Turov, T.V. Krupska, Vladimir M. Gun’ko, Barbara Charmas, Roman Leboda, Jadwiga Skubiszewska-Zięba, M.D. Tsapko
Publikováno v:
RSC Advances. 5:7734-7739
The effects of changes in the hydration degree of lactic acid bacteria (LAB), dispersion media composition and interactions with silica TS 100 and silylated silica gel Sipernat 50 were analysed using 1H NMR and DSC methods. Several types of water wer
Autor:
A.A. Turova, Vladimir V. Turov, Polycarpos Pissis, Vladimir M. Gun’ko, Roman Leboda, T.V. Krupska, Jadwiga Skubiszewska-Zięba
Publikováno v:
Journal of Colloid and Interface Science. 426:48-55
To control the properties of poly(dimethylsiloxane) (PDMS, Oxane 1000) as a bio-inert material, the characteristics of Oxane 1000 were compared for PDMS alone and interacting with silica gel Si-100 and nanosilica PS400. Low-temperature 1 H NMR spectr
Autor:
V.M. Bogatyrov, Iliya V. Urubkov, O.I. Oranska, Vladimir M. Gun’ko, Jadwiga Skubiszewska-Zięba, Barbara Charmas, Roman Leboda
Publikováno v:
Applied Surface Science. 303:263-271
Polycondensation polymerization of resorcinol–formaldehyde (RF) mixtures in water with addition of different amounts of zinc acetate and then carbonization of dried gels are studied to prepare ZnO doped chars. Zinc acetate as a catalyst of resorcin
Autor:
Władysław Janusz, Jadwiga Skubiszewska-Zięba, Ewa Skwarek, Roman Leboda, Svitlana Khalameida, Volodymyr Sydorchuk
Publikováno v:
Open Chemistry, Vol 12, Iss 11, Pp 1194-1205 (2014)
Six samples of titanium dioxide of different phase compositions and specific surface areas have been characterized by XRD, Raman-and FTIR spectroscopy, adsorption of nitrogen, electrophoresis. Adsorption of Zn(II) ions at the TiO2/NaCl aqueous soluti
Autor:
Jadwiga Skubiszewska-Zięba, V. A. Zazhigalov, Svitlana Khalameida, Volodymyr Sydorchuk, Roman Leboda
Publikováno v:
Russian Journal of Inorganic Chemistry. 59:419-423
Interactions in the lithium carbonate-niobium pentoxide system upon mechanochemical treatment (MChT) in air and in water are studied. The products are examined using differential thermal and X-ray diffraction analyses; IR, Raman, and electron spectro