Zobrazeno 1 - 10
of 127
pro vyhledávání: '"M. Ostafin"'
Autor:
Nawara Piotr, Gliniak Maciej, Drozdz Tomasz, Kielbasa Pawel, Tabor Sylwester, M. Ostafin, Miernik Anna
Publikováno v:
2017 Progress in Applied Electrical Engineering (PAEE).
The study used Saccharomyces cerevisiae yeast strain. The yeasts were streaked reductionally onto solid YPD medium on Petri dishes and cultured in an incubator at temperature of 28°C over 48 hours. Fluid culture of Saccharomyces cerevisiae strain wa
Publikováno v:
Materials Chemistry and Physics. 145:465-470
Powder composed of copper oxides nanoparticles with various capping agents has been synthesized and characterized with the use of X-ray photoelectron spectroscopy (XPS), scanning electron microscopy (SEM) and X-ray diffraction (XRD). Polyvinyl alcoho
Autor:
Ryszard Krzyminiewski, Irina Korneva, N. Ya. Sinyavsky, B. Nogaj, O. N. Bolebrukh, Bernadeta Dobosz, M. Ostafin
Publikováno v:
Magnetic Resonance in Chemistry. 51:614-620
Asymmetry parameters of the electric field gradient tensor at 75As nuclei were determined for chalcogenide glassy semiconductors (CGS) of the Ge-As-Se system by comparing the experimental and simulated 75As nuclear quadrupole resonance nutation inter
Publikováno v:
Magnetic Resonance in Chemistry. 49:385-388
A three-component Ge-As-Se system is studied by the nuclear quadrupole resonance (NQR) method on 75As nuclei and by the nutation NQR spectroscopy. The NQR 75As spectra of the glasses Ge0.021As0.375Se0.604, Ge0.043As0.348Se0.609 and Ge0.068As0.318Se0.
Autor:
Olga Glotova, M. Ostafin, Nikolay Sinyavsky, Ryszard Krzyminiewski, Maciej Jadzyn, B. Nogaj, Bernadeta Dobosz, Irina Korneva
Publikováno v:
Open Physics, Vol 9, Iss 2, Pp 387-391 (2011)
In this paper experimental results obtained by both 75As NQR and EPR spectroscopy are presented for the three-component system As-Sb-Se. The 75As NQR spectra of glasses of structures (As2Se3)0.78 (Sb2Se3)0.22, (As2Se3)0.75 (Sb2Se3)0.25, (As2Se3)0.5 (
Publikováno v:
Materialwissenschaft und Werkstofftechnik. 41:946-950
Aluminium clad steel strip FERAN®, produced by cold roll bonding, combines the forming and mechanical properties of low carbon, unalloyed deep drawing steel with the surface properties of Aluminium. Self-brazing Aluminium clad steel is a material wi
Publikováno v:
Applied Magnetic Resonance
The method of random sampling was introduced for the first time in the nutation nuclear quadrupole resonance (NQR) spectroscopy where the nutation spectra show characteristic singularities in the form of shoulders. The analytic formulae for complex t
Publikováno v:
Scopus-Elsevier
A possibility to excite the spin-3/2 quadrupolar nuclei in sites with a non-zero asymmetry parameter of the electric field gradient (EFG) tensor by means of an elliptically polarized radio frequency (RF) magnetic fields is discussed. Closed analytica
Publikováno v:
Applied Magnetic Resonance. 34:121-128
The 35Cl nuclear quadrupole resonance (NQR) frequency (νQ), NQR spin–lattice relaxation time (T 1Q), 1H nuclear magnetic resonance (NMR) second moment (M 2), and NMR spin–lattice relaxation time (T 1) were measured for chlorodiazepoxide as a fun
Publikováno v:
Applied Magnetic Resonance. 34:47-53
2,6-Dichloropurine ribonucleoside is a precursor in the potential synthesis of anticancer and antiviral drugs. 35Cl nuclear quadrupole resonance (NQR) studies on electronic structure and the character of C–Cl bonds may provide a valuable informatio