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Ferroelectricity in Gly · H3PO3 crystal
Abstract A new Gly · H 3 PO 3 crystal was grown and its physical properties were investigated. DSC measurements revealed a phase transition at about 224 K. Dielectric investigations showed a large… Expand
Structural, vibrational and DSC investigations of the tetraethylammonium hydrogenselenate crystal
- J. Baran, M. Śledź, M. Drozd, A. Pietraszko, A. Haznar, H. Ratajczak
- Chemistry
- 10 August 2000
Abstract The X-ray structure of tetraethylammonium hydrogenselenate, [N(C2H5)4]HSeO4, was determined at room temperature. The crystal belongs to the P1 space group of triclinic system, Z=2,… Expand
L-lysine-L-tartaric acid : New molecular complex with nonlinear optical properties. Structure, vibrational spectra and phase transitions
- S. Debrus, M. Marchewka, +4 authors H. Ratajczak
- Chemistry
- 1 September 2005
The first X-ray diffraction and vibrational spectroscopic analysis of a novel complex between L-lysine and L-tartaric acid is reported. The structure was solved in two temperatures (320 and 260 K)… Expand
The structure, vibrational spectra and nonlinear optical properties of the L-lysine x tartaric acid complex--theoretical studies.
- M. Drozd, M. Marchewka
- Chemistry, Medicine
- Spectrochimica acta. Part A, Molecular and…
- 1 May 2006
The room temperature X-ray studies of L-lysine x tartaric acid complex are not unambiguous. The disorder of three atoms of carbon in L-lysine molecule is observed. These X-ray studies are ambiguous.… Expand
New complexes of guanidine with acetic, trichloroacetic and trifluoroacetic acids. The DFT structural and vibrational investigations.
- M. Drozd
- Chemistry, Medicine
- Spectrochimica acta. Part A, Molecular and…
- 1 April 2008
The density functional theory (DFT) methods were used for theoretical studies of three compounds. The guanidine molecule is a main structural unit in these complexes, while the studied acids have… Expand
Diguanidinium hydrogenarsenate monohydrate and its deuterated analogue vibrational, DSC and X-ray investigations.
- M. Drozd, J. Baran, A. Pietraszko
- Chemistry, Medicine
- Spectrochimica acta. Part A, Molecular and…
- 1 October 2005
The crystal structure of diguanidinium hydrogenarsenate monohydrate has been found to belong to the P42(1)/c space group of the tetragonal system, with Z = 8, a = 17.114(2) A, c = 7.3500(10) A. In… Expand
Polarised IR and Raman spectra of monoglycine nitrate single crystal
- J. Baran, M. Drozd, H. Ratajczak
- Chemistry
- 15 July 2010
Abstract Polarised Raman spectra of the monoglycine (monoglycinium) nitrate (hereafter MGN) single crystal are reported. Additionally, the polarised specular reflection spectra for the (1 0 0) single… Expand
Bis(glycine) lithium nitrate – A new non-centrosymmetric crystal: X-ray structure, vibrational spectra and DSC investigations
- J. Baran, M. Drozd, H. Ratajczak, A. Pietraszko
- Chemistry
- 18 June 2009
Abstract A new complex of glycine with lithium nitrate in the molecular ratio 2:1 (bis(glycine) lithium nitrate; abbreviated as BGLiN) was obtained. Its crystal belongs to the Pca21 space group of… Expand
Polymorphism and cold crystallization in optically nonlinear N-benzyl-2-methyl-4-nitroaniline crystal studied by X-ray diffraction, calorimetry and Raman spectroscopy
- K. Piela, I. Turowska-Tyrk, M. Drozd, M. Szostak
- Chemistry
- 5 April 2011
Abstract Polymorphism of N-benzyl-2-methyl-4-nitroaniline (BNA), a terahertz emitter and frequency doubler, was detected and the crystal structures of orthorhombic and monoclinic polymorphs have been… Expand
Structural, calorimetric and vibrational investigations of 2, 3 and 4-hydroxyanilinium perchlorate: A theoretical and experimental study
- Y. Erdoğdu, M. Drozd, M. Marchewka
- Chemistry
- 2012
Abstract Complexes of perchloric acid with interesting physical properties are investigated in details. Single crystals of 2-hydroxyanilinium perchlorate (abbreviated as 2HAP-ClO 4 ),… Expand
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