Zobrazeno 1 - 9
of 9
pro vyhledávání: '"V. M. Burbelo"'
Autor:
Maria Tsyurupa, T. P. Klimova, Vadim A. Davankov, S. I. Kuznetsov, T. A. Babushkina, V. M. Burbelo
Publikováno v:
Polymer Science, Series A. 59:635-639
Using nuclear quadrupole resonance spectroscopy, it has been found that chloroform and dichloroethane absorbed by microporous hypercrosslinked polystyrene retain the capacity of the crystalline structure formation in small free spaces of the network
Publikováno v:
Doklady Chemistry. 471:325-329
A relation between the quadrupole coupling constant e2Qqzz and asymmetry parameter η has been found for a series of meta-substituted iodobenzene derivatives. The relationships e2Qqzz(η) for electrondonor and electron-acceptor substituents have the
Publikováno v:
Zeitschrift für Naturforschung A. 55:199-206
The structure o f iodates of α- and β-alanine ( Ala) (2(β-Ala • HIO3) • H2O , β-Ala-2HIO3 , D L-Ala• HIO3 • 2H2O, L-Ala • HIO3) and L-lysine (L-Lys) (L-Lys • HIO3, L-Lys • 2HIO3,L-Lys • 3HIO3, L-Lys • 6HIO3) have been investigat
Publikováno v:
Russian Journal of Physical Chemistry A. 83:2191-2193
A coupling equation that relates 35Cl NQR frequencies to reciprocal times of spin-lattice relaxation, which allowed us to isolate the contributions to the NQR frequency with respect to short- and longrange orders of the neighborhood of a resonant chl
Publikováno v:
Russian Journal of Physical Chemistry. 82:499-501
The behavior of 35Cl NQR spectra in Cl5M · OPCl3 complexes is affected by the nature of the metal center and the distortion of its surrounding geometry. In all cases considered, the 35Cl NQR frequencies in the OPCl3 fragment shift toward higher freq
Publikováno v:
Zeitschrift für Naturforschung A. 53:528-536
Some new analogues of the nonlinear optical crystal L-arginine phosphate monohydrate (LAP) (Arg • HIO3 , Arg • 2HIO3 , Lys • HIO3 , Lys • 2HIO3 , Lys • 3HIO3 , Bet • 3HIO3) were obtained and investigated by means of IR, NQR, X-ray diffrac
Publikováno v:
Journal of Molecular Structure. 345:65-75
Equations relating e 2 Qq zz to η have been obtained. The equations are based on 12 Sb and halogen NQR spectra of the series of complexes RNO 2 ·SbCl 5 , where R = Alk and p -XC 6 H 4 . The temperature dependence of the parameters of the equations
Publikováno v:
Russian Journal of Physical Chemistry A. 84:141-142
An equation relating 35Cl NQR frequencies toinverse spin-lattice relaxation times was found for HGeCl3 crystalline phases. The equation was used to identify shortand long-range order contributions to the NQR frequency in the environment of the resona
Publikováno v:
Acta crystallographica. Section B, Structural science. 55(Pt 2)
A new compound in the Lys–HIO3–H2O system (where Lys = lysine), lysine–iodic acid (1/3), C6H14N2O2.3HIO3, has been discovered. Its crystals display nonlinear optical properties. They were investigated by X-ray analysis, IR spectroscopy and NQR