Zobrazeno 1 - 10
of 56
pro vyhledávání: '"Zdeněk Mička"'
Publikováno v:
Journal of Molecular Structure. 886:103-120
Five inorganic salts of biguanide with carbonic, nitric, phosphoric and phosphorous acids were prepared and X-ray structural analysis has been performed for three novel compounds. Biguanidium(1+) phosphite trihydrate crystallizes in the triclinic spa
Publikováno v:
Journal of Molecular Structure. :328-335
The X-ray structural analysis of 3-amino-1,2,4-triazolinium(1+) hydrogen l -tartrate has been carried out. This organic salt crystallises in the monoclinic space group P21, a = 7.7130(2) A, b = 6.7690(2) A, c = 9.2170(3) A, β = 95.726(2)°, V = 478.
Publikováno v:
Journal of Molecular Structure. 832:101-107
Aminoguanidinium(1+) hydrogen l -tartrate monohydrate was prepared by crystallisation from aqueous solution and X-ray structural analysis was carried out. The substance crystallises in the orthorhombic system in space group P 2 1 2 1 2 1 , a = 7.1380
Publikováno v:
Solid State Ionics. 177:3501-3506
All solid-state reference electrode based on Cd/Cd 2+ system was developed for the electrochemical measurements in aprotic organic carbonates (propylene PC, ethylene EC and dimethyl carbonate DMC). The electrode was designed by using poly(methyl meth
Publikováno v:
Electrochimica Acta. 52:1398-1408
New polymer gel electrolytes containing ionic liquids were developed for modern chemical power sources—supercapacitors and lithium-ion batteries. Ternary systems polymer–ionic liquid–aprotic solvent as well as materials containing also lithium
Autor:
Peter Schwendt, Zdeněk Mička, Jaromír Marek, L. Žúrková, Róbert Gyepes, Daniela Joniaková, Erik Rakovský
Publikováno v:
Polyhedron. 25:2491-2502
Reactions in the CuSO4–phen–KVO3–H2O–(KOH) systems under non-hydrothermal conditions yielded seven new compounds: [Cu2(H2O)2(OH)2(phen)2][Cu2(OH)2(phen)2(V4O12)] · 6H2O (3), [Cu2(phen)4(V4O12)] · 4H2O (4), [Cu2(phen)4(V4O12)] · 6H2O (5), [
Publikováno v:
Journal of Power Sources. 158:509-517
New poly(ethyl methacrylate) and poly(2-ethoxyethyl methacrylate) gel electrolytes containing immobilised lithium perchlorate solution in propylene carbonate were prepared by UV radical polymerisation. Materials exhibit high ionic conductivity up to
Publikováno v:
Collection of Czechoslovak Chemical Communications. 71:411-422
Solubility in the (Me4N)2SeO4-H2SeO4-H2O and (Me4N)2SeO4-Li2SeO4-H2O systems were studied. The new compounds, tetramethylammonium hydrogenselenate monohydrate ((Me4N)HSeO4·H2O) and lithium tetramethylammonium selenate tetrahydrate (Li(Me4N)SeO4·4H2
Publikováno v:
Collection of Czechoslovak Chemical Communications. 71:207-214
Piperidinium nitrate was studied by FTIR and FT Raman spectroscopy in the range 100-4000 cm-1 at 300 K. On the basis of DSC measurements which exhibit two effects indicating phase transition at 256 and 295 K, FTIR spectra were recorded down to a temp
The electrochemical redox processes in PMMA gel electrolytes—behaviour of transition metal complexes
Publikováno v:
Electrochimica Acta. 50:4469-4476
Electrochemical properties of polymer gel electrolytes based on polymethylmethacrylate (PMMA) were studied by cyclic voltammetry and impedance spectroscopy using new solid-state PMMA–Cd–Cd 2+ reference electrode. The suitable potential window of