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Results: 1-25/26
Authors:
Szafran, M
Wisniewski, P
Citation: M. Szafran et P. Wisniewski, Effect of the bonding ceramic material on the size of pores in porous ceramic materials, COLL SURF A, 179(2-3), 2001, pp. 201-208
Authors:
Dega-Szafran, Z
Katrusiak, A
Szafran, M
Citation: Z. Dega-szafran et al., Molecular structures, hydrogen bonding and electrostatic interactions of 3-(2-bromo-pyridinium)-propionic acid and 3-(pyridinium)-pivalic acid halides, J MOL STRUC, 570(1-3), 2001, pp. 165-174
Authors:
Szafran, M
Koput, J
Citation: M. Szafran et J. Koput, Ab initio and DFT calculations of structure and vibrational spectra of pyridine and its isotopomers, J MOL STRUC, 565, 2001, pp. 439-448
Authors:
Szafran, M
Dega-Szafran, Z
Nowak-Wydra, B
Pietrzak, M
Citation: M. Szafran et al., Differences in proton-proton coupling constants of N+-CH2-CH2 protons of some betaines, N+-(CH2)(2)3)-COO-, and their complexes in aqueous solution, J MOL STRUC, 563, 2001, pp. 555-564
Authors:
Dega-Szafran, Z
Gaszczyk, I
Maciejewska, D
Szafran, M
Tykarska, E
Wawer, I
Citation: Z. Dega-szafran et al., C-13 CP MAS NMR, FTIR, X-ray diffraction and PM3 studies of some N-(omega-carboxyalkyl)morpholine hydrohalides, J MOL STRUC, 560(1-3), 2001, pp. 261-273
Authors:
Szafran, M
Rokicki, G
Citation: M. Szafran et G. Rokicki, Effect of acrylic-styrene copolymer chemical structure on the properties of ceramic tapes obtained by tape casting, J AM CERAM, 84(6), 2001, pp. 1231-1235
Authors:
Szafran, M
Koput, J
Dega-Szafran, Z
Kwiatkowski, JS
Citation: M. Szafran et al., Molecular structure and vibrational spectrum of N-methylpyrrolidine betaine hydrogen chloride: experimental and DFT study, VIB SPECTR, 23(1), 2000, pp. 1-11
Authors:
Dega-Szafran, Z
Dulewicz, E
Szafran, M
Citation: Z. Dega-szafran et al., H-1 and C-13 NMR spectra of betaines, N+(CH2)(n)COO-, and their hydrogen halides. Additivity rules for carbon-13 chemical shifts, MAGN RES CH, 38(1), 2000, pp. 43-50
Authors:
Szafran, M
Bobryk, E
Kukla, D
Olszyna, A
Citation: M. Szafran et al., Si3N4-Al2O3-TiC-Y2O3 composites intended for the edges of cutting tools, CERAM INT, 26(6), 2000, pp. 579-582
Authors:
Barczynski, P
Dega-Szafran, Z
Dulewicz, E
Petryna, M
Szafran, M
Citation: P. Barczynski et al., Aqueous basicity and proton affinity of zwitterionic omega-(N-methylpiperidine)-alkanocarboxylates and omega-(N-piperidine)-alkanocarboxylic acids, POL J CHEM, 74(8), 2000, pp. 1149-1161
Authors:
Dega-Szafran, Z
Schroeder, G
Szafran, M
Szwajca, A
Leska, B
Lewandowska, M
Citation: Z. Dega-szafran et al., Experimental and quantum chemical evidences for C-H center dot center dot center dot N hydrogen bonds involving quaternary pyridinium salts and pyridinium ylides, J MOL STRUC, 555, 2000, pp. 31-42
Authors:
Dega-Szafran, Z
Gzella, A
Kosturkiewicz, Z
Szafran, M
Antkowiak, A
Citation: Z. Dega-szafran et al., Crystal structure and spectroscopic properties of N-methylmorpholine betaine phosphate, J MOL STRUC, 555, 2000, pp. 67-74
Authors:
Dega-Szafran, Z
Jaskolski, M
Szafran, M
Citation: Z. Dega-szafran et al., OHO hydrogen bond and electrostatic interactions in a complex of pyridine betaine with phenylacetic acid studied by X-ray diffraction, FTIR spectroscopy and PM3, DFT calculations, J MOL STRUC, 555, 2000, pp. 191-201
Authors:
Dega-Szafran, Z
Katrusiak, A
Szafran, M
Citation: Z. Dega-szafran et al., Molecular structure of bis(pyridiniumvalerate) hydrogen perchlorate studied by X-ray diffraction, FTIR spectroscopy, PM3 and SAM1 calculations, J MOL STRUC, 555, 2000, pp. 203-212
Authors:
Pajaak, Z
Czarnecki, P
Maluszynska, H
Szafranska, B
Szafran, M
Citation: Z. Pajaak et al., Ferroelectric properties of pyridinium fluorosulfonate, J CHEM PHYS, 113(2), 2000, pp. 848-853
Authors:
Szafran, M
Rokycki, G
Florianczyk, Z
Zygadlo-Monikowska, E
Citation: M. Szafran et al., New water-soluble acrylic bonding agents for shaping ceramic materials, POWD MET ME, 38(5-6), 1999, pp. 228-231
Authors:
Dega-Szafran, Z
Schroeder, G
Szafran, M
Citation: Z. Dega-szafran et al., Deprotonation of 1-(carbethoxyalkyl)pyridinium halides with strong N-bases, J PHYS ORG, 12(1), 1999, pp. 39-46
Authors:
Dega-Szafran, Z
Katrusiak, A
Szafran, M
Citation: Z. Dega-szafran et al., Conformations of, and NHO hydrogen bond in, piperidine-1-valeric acid and its dihydrate, J CHEM S P2, (9), 1999, pp. 1967-1971
Authors:
Dega-Szafran, Z
Katrusiak, A
Szafran, M
Citation: Z. Dega-szafran et al., Molecular structure of N-(4-carboxybutyl)pyridinium perchlorate studied byX-ray diffraction, FTIR spectroscopy, PM3 and SAM1 calculations, J MOL STRUC, 513(1-3), 1999, pp. 15-20
Authors:
Dega-Szafran, Z
Katrusiak, A
Szafran, M
Tykarska, E
Citation: Z. Dega-szafran et al., X-ray, FTIR and ab initio HF studies of OHO hydrogen bond in 4-dimethylamino-2,6-dimethylpyridine N-oxide 4-toluenesulphonate. Proton transfer in O center dot H center dot O complexes and correlation between the O center dotcenter dot center dot O, C-O and N-O distances and Delta pK(a), J MOL STRUC, 484(1-3), 1999, pp. 49-61
Authors:
Barczynski, P
Kowalczyk, I
Grundwald-Wyspianska, M
Szafran, M
Citation: P. Barczynski et al., Comparison of low-barrier hydrogen bonds in acid salts of carboxylic acidsand basic salts of betaines - FTIR study, J MOL STRUC, 484(1-3), 1999, pp. 117-124
Authors:
Szafran, M
Dega-Szafran, Z
Dulewicz, E
Kosturkiewicz, Z
Nowakowska, M
Orwat, W
Ratajczak-Sitarz, M
Citation: M. Szafran et al., Conformational analysis of 5-piperidinevaleric acid, 5-(N-methylpiperidine)valerate and their hydrogen halides by MO calculations, X-ray diffraction and FTIR spectroscopy, J MOL STRUC, 484(1-3), 1999, pp. 125-138
Authors:
Dega-Szafran, Z
Kosturkiewicz, Z
Dulewicz, E
Szafran, M
Citation: Z. Dega-szafran et al., Conformational analysis of N-methylpiperidine betaine studied by X-ray diffraction, FTIR spectroscopy and ab initio calculations, J MOL STRUC, 478(1-3), 1999, pp. 49-55
Authors:
Tykarska, E
Dega-Szafran, Z
Szafran, M
Citation: E. Tykarska et al., Structures and hydrogen bonding in the 1 : 1 and 1 : 2 complexes of trimethylamine N-oxide with pentachlorophenol, J MOL STRUC, 477(1-3), 1999, pp. 49-60
Authors:
Wasicki, J
Jaskolski, M
Pajak, Z
Szafran, M
Dega-Szafran, Z
Adams, MA
Parker, SF
Citation: J. Wasicki et al., Crystal structure and molecular motion in pyridine N-oxide semiperchlorate, J MOL STRUC, 476(1-3), 1999, pp. 81-95