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1.
Crystal Structure and Dynamics of K$_{2-x}$(NH$_{4}$)$_{x}$SeO$_{4}$ Mixed Crystals Studied by X-ray and Neutron Scattering / Smirnov, L S ; Dominiak, P M ; Loose, A ; Martínez-Sarrion, M L ; Melnyk, G ; Mestres, L ; Natkaniec, I ; Nowak, D ; Pawlukojc, A ; Wozniak, K et al.
The K$_{2-x}$(NH$_{4}$)$_{x}$SeO$_{4}$ mixed crystals have been studied by powder X-ray and neutron diffraction and inelastic incoherent neutron scattering in a wide temperature range from 300 to 16 K. [...]
E14-2006-31 ; JINR-E14-2006-31.
- 2006. - 14 p.
Fulltext from JINR Dubna
2.
The Refinement of Hydrogen Positions in Phase II of $\beta$-LiNH$_{4}$SO$_{4}$ / Loose, A ; Smirnov, L S ; Dolbinina, V V ; Yakovleva, L M ; Grebenev, V V
The determination of the atomic positions and thermal parameters of the crystal structure for phase II of $\beta $-LiNH$_{4}$SO$_{4}$ is carried out by the single crystal neutron diffraction at room temperature for the purpose to refine N-H bond lengths for ammonium ions. [...]
E14-2005-133 ; JINR-E14-2005-133.
- 2005. - 7 p.
Fulltext from JINR Dubna
3.
Refinement of Hydrogen Positions in (NH$_{4}$)$_{2}$SeO$_{4}$ / Loose, A ; Melnyk, G ; Zink, N ; Wozniak, K ; Dominiak, P ; Smirnov, L S ; Pawlukojc, A ; Shuvalov, L A
The crystal structure of ammonium selenate has been studied by means of single crystal $X$-ray and neutron diffraction with the purpose of the refinement of hydrogen positions. [...]
E14-2005-1 ; JINR-E14-2005-1.
- 2005. - 10 p.
Fulltext from JINR Dubna
4.
The Dynamics of Ammonium Ions in K_{1-x}(NH_{4})_{x}Cl Mixed Crystals by the Neutron Scattering Study / Smirnov, L S ; Natkateta, I ; Shuvalov, L A ; Dolbinina, V V
The study of vibrational spectrum of the K_{1-x}(NH_{4})_{x}Cl mixed crystals in dynamically disordered cubic alpha-phase at 10 K is carried out by means of inelastic incoherent neutron scattering on the NERA-PR time-of-flight spectrometer set at the IBR-2 reactor (JINR, Dubna). [...]
JINR-P4-2004-6 ; P4-2004-6.
- 2004. - 10 p.
Fulltext from JINR Dubna
5.
Ammonium dynamics in the disordered alpha-phase of K sub 1 sub - sub x (NH sub 4) sub x Y (Y = Cl, Br, I). A neutron scattering study / Natkaniec, I ; Shuvalov, L A ; Smirnov, L S
The effect of temperature and concentration on the lattice parameters and amplitude-weighted phonon density of states in mixed salts of ammonium-potassium halides is investigated by neutron powder diffraction and incoherent inelastic neutron scattering [...]
JINR-E14-2002-284.
- 2002. - 20 p.
fulltext
6.
Neutron scattering investigations of the properties of the x - T phase diagram of Rb sub 1 sub - sub x (NH sub 4) sub x I mixed crystals / Smirnov, L S ; Natkaniec, I ; Savenko, B N
The x - T phase diagram of Rb sub 1 sub - sub x (NH sub 4) sub x I is studied using samples with the ammonium concentration 0.01<x<0.77 over a wide temperature region of 15 to 300 K by neutron powder diffraction and inelastic incoherent neutron scattering [...]
JINR-E17-2002-281.
- 2002. - 16 p.
fulltext
7.
Neutron and X-Ray Powder Diffraction Investigation of the Novel Compound Bi_{2.53}Li_{0.29}Nb_{2}O_{9} / Beskrovnyi, A I ; Vasilovsky, S G ; Belushkin, A V ; Smirnov, L S ; Balagurov, A M ; Martínez-Sarrion, M L ; Mestres, L ; Xerriaz, M
The new compound Bi_{2.53}Li_{0.29}Nb_{2}O_{9} was synthesized with the purpose of search of materials with high ionic conductivity. [...]
JINR-P14-2001-230 ; P14-2001-230.
- 2001. - 10 p.
Fulltext from JINR Dubna
8.
Influence of Concentration and Temperature on Tunneling and Rotational Dynamics of Ammonium in $Rb_{1-x}(NH_{4})_{x}$ Mixed Crystals / Natkaniec, I ; Dianoux, A J ; Martínez-Sarrion, M L ; Mestres, L ; Herraiz, M ; Smirnov, L S ; Shuvalov, L A
The Rb_{1-x}(NH_{4})_{x} mixed crystals are studied by inelastic incoherent neutron scattering using time-of-flight spectrometers in the concentration region of the x-T phase diagram 0.01\lq x \lq 0.66 at 5\lq T \lq 150 K, where dynamic and static orientational disorder phases are generally found. [...]
E14-2001-171 ; JINR-E14-2001-171.
- 2001. - 11 p.
Fulltext from JINR Dubna

Voir aussi: noms d'auteurs similaires
2 Smirnov, L I
1 Smirnov, L.M
1 Smirnov, LM
2 Smirnov, Lev A
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