Browsing by Author "Rols, S."
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- Ab initio lattice dynamics simulations and inelastic neutron scattering spectra for studying phonons in BaFe2 As2: Effect of structural phase transition, structural relaxation, and magnetic ordering(2009) Zbiri, M.; Schober, H.; Johnson, M. R.; Rols, S.; Mittal, R.; Su, Y.; Rotter, M.; Johrendt, D.
- Anomalous lattice behavior of vanadium pentaoxide (V2O5): X-ray diffraction, inelastic neutron scattering and: Ab initio lattice dynamics(2017) Singh, B.; Gupta, M. K.; Mishra, S. K.; Mittal, R.; Sastry, P. U.; Rols, S.; Chaplot, S. L.
- Effects of magnetic doping and temperature dependence of phonon dynamics in CaFe1-x Cox AsF compounds (x=0, 0. 06, and 0. 12)(2009) Mittal, R.; Zbiri, M.; Rols, S.; Su, Y.; Xiao, Y.; Schober, H.; Chaplot, S. L.; Johnson, M.; Chatterji, T.; Matsuishi, S.
- High Pressure Phase Transitions in Yttria, Y2O3(2012) Bose, P. P.; Gupta, M. K.; Mittal, R.; Rols, S.; Achary, S. N.; Tyagi, A. K.; Chaplot, S. L.
- Inelastic neutron scattering an ab-initio calculation of negative thermal expansion in Ag2O(2012) Gupta, M. K.; Mittal, R.; Rols, S.; Chaplot, S. L.
- Inelastic neutron scattering and ab-initio calculation of negative thermal expansion in Ag2O(2011) Gupta, M. K.; Mittal, R.; Rols, S.; Chaplot, S. L.
- Inelastic neutron scattering and lattice-dynamical calculations of BaFe2 As2(2008) Mittal, R.; Su, Y.; Rols, S.; Chatterji, T.; Chaplot, S. L.; Schober, H.; Rotter, M.; Johrendt, D.; Brueckel, Th.
- Inelastic neutron scattering and theoretical studies on strontium tungstate, SrWO4(2011) Goel, P.; Mittal, R.; Gupta, M. K.; Rao, M. N.; Chaplot, S. L.; Rols, S.; Tyagi, A. K.; Petr, Z.
- Inelastic neutron scattering studies of phonon spectra, and simulations of pressure-induced amorphization in tungstates AWO4 (A = Ba, Sr, Ca, and Pb)(2015) Goel, P.; Gupta, M. K.; Mittal, R.; Rols, S.; Achary, S. N.; Tyagi, A. K.; Chaplot, S. L.
- Investigating anomalous thermal expansion of copper halides by inelastic neutron scattering and ab initio phonon calculations(2017) Gopakumar, A. M.; Gupta, M. K.; Mittal, R.; Rols, S.; Chaplot, S. L.
- Lattice dynamics and thermal expansion behavior in the metal cyanides MCN (M=Cu, Ag, Au): Neutron inelastic scattering and first-principles calculations(2016) Gupta, M. K.; Singh, B.; Mittal, R.; Rols, S.; Chaplot, S. L.
- Magnetic lattice dynamics of the oxygen-free FeAs pnictides: How sensitive are phonons to magnetic ordering?(2010) Zbiri, M.; Mittal, R.; Rols, S.; Su, Y.; Xiao, Y.; Schober, H.; Chaplot, S. L.; Johnson, M. R.; Chatterji, T.; Inoue, Y.
- Phase transitions and thermodynamic properties of yttria, Y2O3: Inelastic neutron scattering shell model and first-principles calculations(2011) Bose, P. P.; Gupta, M. K.; Mittal, R.; Rols, S.; Achary, S. N.; Tyagi, A. K.; Chaplot, S. L.
- Phonon dynamics and inelastic neutron scattering of sodium niobate(2014) Mishra, S. K.; Gupta, M. K.; Mittal, R.; Zbiri, M.; Rols, S.; Schober, H.; Chaplot, S. L.
- Phonon Dynamics in Parent and Superconducting FeAs Compounds(2011) Mittal, R.; Zbiri, M.; Rols, S.; Su, Y.; Xiao, Y.; Chaplot, S. L.
- Phonon dynamics in Sr0.6K0.4Fe2As2and Ca0.6Na0.4Fe2As2 from neutron scattering and lattice-dynamical calculations(2008) Mittal, R.; Su, Y.; Rols, S.; Tegel, M.; Chaplot, S. L.; Schober, H.; Chatterji, T.; Johrendt, D.; Brueckel, Th.
- Phonon spectra in CaFe2 As2 and Ca0. 6 Na0. 4 Fe2 As2: Measurement of the pressure and temperature dependence and comparison with ab initio and shell model calculations(2009) Mittal, R.; Rols, S.; Zbiri, M.; Su, Y.; Schober, H.; Chaplot, S. L.; Johnson, M.; Tegel, M.; Chatterji, T.; Matsuishi, S.
- Phonons, lithium diffusion and thermodynamics of LiMPO4 (M = Mn, Fe)(2014) Goel, P.; Gupta, M. K.; Mittal, R.; Rols, S.; Patwe, S. J.; Achary, S. N.; Tyagi, A. K.; Chaplot, S. L.
- Phonons, nature of bonding, and their relation to anomalous thermal expansion behavior of M2O (M = Au, Ag, Cu)(2014) Gupta, M. K.; Mittal, R.; Chaplot, S. L.; Rols, S.
- Role of phonons in negative thermal expansion and high pressure phase transitions in β-eucryptite: An ab-initio lattice dynamics and inelastic neutron scattering study(2017) Singh, B.; Gupta, M. K.; Mittal, R.; Zbiri, M.; Rols, S.; Patwe, S. J.; Achary, S. N.; Schober, H.; Tyagi, A. K.; Chaplot, S. L.