dr Brygida Mielewska
Employment
- Vice-Dean for Students Affairs at Faculty of Applied Physics and Mathematics
- Profesor uczelni ze stop. nauk. dr at Institute of Physics and Applied Computer Science
Research fields
Social media
Contact
- brygida.mielewska@pg.edu.pl
Profesor uczelni ze stop. nauk. dr
- Workplace
- Gmach Główny pokój 114
- Phone
- (58) 347 28 86
Vice-Dean for Students Affairs
- Workplace
- Gmach Główny pokój 103 B
- Phone
- (58) 347 13 10
Publication showcase
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Ionization and ionic fragmentation of tetrahydrofuran molecules by electron collisions
Electron impact ionization and ionic fragmentation of tetrahydrofuran molecules in the gas phase were studied in the energy range from ionization threshold up to 150 eV using the technique of mass spectrometry. The cation mass spectra, ionization and ionic fragmentation efficiencies were measured over this energy range. Well-resolved mass peaks were detected in the mass range 10-72 amu and assigned to corresponding ionic molecular...
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Cross sections for ionization and ionic fragmentation of pyrimidine molecules by electron collisions
The electron impact mass spectroscopy and the total ion collection measurements were used to investigate the ionization and ionic fragmentation of the pyrimidine, C4H4N2, molecules in the gasphase. The cation mass spectra were measured in the 10−85 amu range and the observed mass peaks assigned to corresponding ionic fragments. The most abundant cation in the mass spectra is the parent cation, C4H4N+2, at 80 amu. The appearance...
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Computational studies of a hypocycloidal electron monochromator
Przeprowadzono badania hipocykolidalnego monochromatora elektronów, wykorzystując komputerowy program optyki elektronowej CPO-3D. Obliczono i przeprowadzono analizę torów elektronów w wiązce o zadanym rozmyciu kątowym przechodzącej przez monochromator. Ustalono, że rozdzielczość energetyczna monochromatora jest wyższa niż odpowiadającego mu monochromatora trochoidalnego.
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