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2019
1 Kishore, M. R. Ashwin; Sjåstad, Anja Olafsen; Ponniah, Ravindran.
Influence of hydrogen and halogen adsorption on the photocatalytic water splitting activity of C2N monolayer: A first-principles study. Carbon 2019 ;Volum 141. s. 50-58
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2018
2 Augustine, Anu Maria; Sudarsanan, Vishnu; Sunny, Geo; Ponniah, Ravindran.
A first principle study on iron substituted LiNi (BO3) to use as cathode material for Li-ion batteries. AIP Conference Proceedings 2018 ;Volum 1942:090043.
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3 Choudhary, Mukesh K.; Ponniah, Ravindran.
Effect of multinary substitution on electronic and transport properties of TiCoSb based half-Heusler alloys. AIP Conference Proceedings 2018 ;Volum 1953:110024.
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4 Choudhary, Mukesh K.; Ponniah, Ravindran.
Search for thermoelectrics with high figure of merit in half-Heusler compounds with multinary substitution. AIP Conference Proceedings 2018 ;Volum 1942.(1)
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5 Kiruthika, Srinu; Ponniah, Ravindran.
Chemical bonding analysis on amphoteric hydrogen - Alkaline earth ammine borohydrides. AIP Conference Proceedings 2018 ;Volum 1942:140040.
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6 Kishore, M. R. Ashwin; Ponniah, Ravindran.
Phosphorene-AsP heterostructure as a potential excitonic solar cell material - A first principles study. AIP Conference Proceedings 2018 ;Volum 1942.
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7 Patra, Lokanath; Pan, Zhao; Chen, Jun; Azuma, Masaki; Ponniah, Ravindran.
Metamagnetism stabilized giant magnetoelectric coupling in ferroelectric xBaTiO3–(1 − x)BiCoO3 solid solution. Physical Chemistry, Chemical Physics - PCCP 2018 ;Volum 20.(10) s. 7021-7032
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8 Patra, Lokanath; Ponniah, Ravindran.
Magnetoelectric properties of Pb free Bi2FeTiO6: A theoretical investigation. AIP Conference Proceedings 2018 ;Volum 1953.
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9 Patra, Lokanath; Ponniah, Ravindran.
Theoretical investigation of the magnetoelectric properties of Bi2NiTiO6. AIP Conference Proceedings 2018 ;Volum 1942:130054.
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2017
10 Ashwin Kishore, MR; Ponniah, Ravindran.
Tailoring the Electronic Band Gap and Band Edge Positions in the C2N Monolayer by P and As Substitution for Photocatalytic Water Splitting. Journal of Physical Chemistry C 2017 ;Volum 121.(40) s. 22216-22224
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11 Kishore, M. R. Ashwin; Ponniah, Ravindran.
Te doped indium (II) selenide photocatalyst for water splitting: A first principles study. AIP Conference Proceedings 2017 ;Volum 1832.
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12 Lokanath, Patra; Ponniah, Ravindran.
First-principles prediction of coexistence of magnetism and ferroelectricity in BiFeWO6. International Conference on Advances in Functional Materials (ICAFM-2017); 2017-01-06 - 2017-01-08
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13 Lokanath, Patra; Ponniah, Ravindran.
Prediction of Magnetoelectric behavior in Bi2MnTiO6. AIP Conference Proceedings 2017 ;Volum 1832. s. 130053-
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14 M R, Ashwin Kishore; Ponniah, Ravindran.
Effect of H Impurity on the Photocatalytic Activity of C2N Monolayer. International Conference on Advances in Functional Materials (ICAFM-2017); 2017-01-06 - 2017-01-08
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15 M R, Ashwin Kishore; Ponniah, Ravindran.
Enhanced photocatalytic water splitting in C2N monolayer by C-site isoelectronic substitution. ChemPhysChem 2017 ;Volum 18.(12) s. 1526-1532
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16 Patra, Lokanath; Ponniah, Ravindran.
Prediction of magnetoelectric behavior in Bi2MnTiO6. AIP Conference Proceedings 2017 ;Volum 1832.
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17 Varunaa, R; Ponniah, Ravindran.
Phase Stability, Phase Mixing, and Phase Separation in Fluorinated Alkaline Earth Hydrides. Journal of Physical Chemistry C 2017 ;Volum 121.(40) s. 21806-21820
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18 Varunaa, R; Ponniah, Ravindran.
Structural phase stability in fluorinated calcium hydride. AIP Conference Proceedings 2017 ;Volum 1832.
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2016
19 Kishore, M. R. Ashwin; Okamoto, Hiroshi; Patra, Lokanath; Vidya, Ravindran; Sjåstad, Anja Olafsen; Fjellvåg, Helmer; Ponniah, Ravindran.
Theoretical and experimental investigation on structural, electronic and magnetic properties of layered Mn5O8. Physical Chemistry, Chemical Physics - PCCP 2016 ;Volum 18.(40) s. 27885-27896
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20 Lokanath, Patra; M R, Ashwin Kishore; R, Vidya; Anja O, Sjåstad; H, Fjellvåg; Ponniah, Ravindran.
Electronic and magnetic structures of hole doped trilayer La4-xSrxNi3O8 from first principles calculations. Inorganic Chemistry 2016 ;Volum 55. s. 11898-11907
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21 M R, Ashwin Kishore; H, Okamoto; Lokanath, Patra; R, Vidya; Anja O, Sjåstad; H, Fjellvåg; Ponniah, Ravindran.
Theoretical and experimental investigation on structural, electronic, and magnetic properties of layered Mn5O8. Physical Chemistry, Chemical Physics - PCCP 2016 ;Volum 18. s. 27885-27896
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22 Patra, Lokanath; Kishore, M. R. Ashwin; Vidya, Ravindran; Sjåstad, Anja Olafsen; Fjellvåg, Helmer; Ponniah, Ravindran.
Electronic and magnetic structures of hole doped trilayer La4-xSrxNi3O8 from first-principles calculations. Inorganic Chemistry 2016 ;Volum 55.(22) s. 11898-11907
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2015
23 Iozzi, Maria Francesca; Vajeeston, Ponniah; Vidya, R.; Ravindran, Ponniah; Fjellvåg, Helmer.
Structural and electronic properties of transparent conducting delafossite: a comparison between the AgBO2 and CuBO2 families (B = Al, Ga, In and Sc, Y). RSC Advances 2015 ;Volum 5.(2) s. 1366-1377
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24 Lokanath, Patra; Ponniah, Ravindran.
Electronic and magnetic structures of hole doped trilayer La4Ni3O8 from first principles. International Workshop/Conference on Computational Condensed Matter Physics and Materials Science; 2015-10-18 - 2015-10-22
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25 M R, Ashwin Kishore; Ponniah, Ravindran.
Electronic Structure and Magnetic Properties of Mn5O8. International Workshop/Conference on Computational Condensed Matter Physics and Materials Science; 2015-10-18 - 2015-10-22
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26 Manimuthu, P.; Vidya, R.; Ravindran, Ponniah; Fjellvåg, Helmer; Venkateswaran, C..
Observation of direct magneto-dielectric behaviour in Lu3Fe5O12−δ above room-temperature. Physical Chemistry, Chemical Physics - PCCP 2015 ;Volum 17.(27) s. 17688-17698
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2013
27 Yang, Li-Ming; Ravindran, Ponniah; Tilset, Mats.
Solid-State Structure and Calculated Electronic Structure, Formation Energy, Chemical Bonding, and Optical Properties of Zn4O(FMA)(3) and Its Heavier Congener Cd4O(FMA)(3). Inorganic Chemistry 2013 ;Volum 52.(8) s. 4217-4228
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28 Yang, Li-Ming; Ravindran, Ponniah; Vajeeston, Ponniah; Svelle, Stian; Tilset, Mats.
A quantum mechanically guided view of Cd-MOF-5 from formation energy, chemical bonding, electronic structure, and optical properties. Microporous and Mesoporous Materials 2013 ;Volum 175. s. 50-58
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2012
29 Vajeeston, Ponniah; Ravindran, Ponniah; Fjellvåg, Helmer.
Prediction of structural, lattice dynamical, and mechanical properties of CaB2. RSC Advances 2012 ;Volum 2.(31) s. 11687-11694
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30 Vajeeston, Ponniah; Ravindran, Ponniah; Fjellvåg, Helmer.
Reply to "A comment on 'Prediction of crystal structure, lattice dynamical, and mechanical properties of CaB2H2' by Vajeeston et al., Int J Hydrogen Energy, 36 (2011) 10149-10158" Discussion. International journal of hydrogen energy 2012 ;Volum 37.(3) s. 2711-2712
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31 Vajeeston, Ponniah; Sartori, Sabrina; Ravindran, Ponniah; Knudsen, Kenneth; Hauback, Bjørn; Fjellvåg, Helmer.
MgH2 in Carbon Scaffolds: A Combined Experimental and Theoretical Investigation. Journal of Physical Chemistry C 2012 ;Volum 116.(40) s. 21139-21147
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32 Vidya, R.; Ravindran, Ponniah; Fjellvåg, Helmer.
Ab-initio studies on Li doping, Li-pairs, and complexes between Li and intrinsic defects in ZnO. Journal of Applied Physics 2012 ;Volum 111.(12) s. -
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33 Yang, Li-Ming; Ravindran, Ponniah; Vajeeston, Ponniah; Tilset, Mats.
Ab initio investigations on the crystal structure, formation enthalpy, electronic structure, chemical bonding, and optical properties of experimentally synthesized isoreticular metal-organic framework-10 and its analogues: M-IRMOF-10 (M = Zn, Cd, Be, Mg, Ca, Sr and Ba). RSC Advances 2012 ;Volum 2.(4) s. 1618-1631
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34 Yang, Li-Ming; Ravindran, Ponniah; Vajeeston, Ponniah; Tilset, Mats.
Formation of an intermediate band in isoreticular metal-organic framework-993 (IRMOF-993) and metal-substituted analogues M-IRMOF-993. Journal of Materials Chemistry 2012 ;Volum 22.(32) s. 16324-16335
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35 Yang, Li-Ming; Ravindran, Ponniah; Vajeeston, Ponniah; Tilset, Mats.
Properties of IRMOF-14 and its analogues M-IRMOF-14 (M = Cd, alkaline earth metals): electronic structure, structural stability, chemical bonding, and optical properties. Physical Chemistry, Chemical Physics - PCCP 2012 ;Volum 14.(14) s. 4713-4723
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2011
36 Frommen, Christoph; Sørby, Magnus Helgerud; Ravindran, Ponniah; Vajeeston, Ponniah; Fjellvåg, Helmer; Hauback, Bjørn.
Synthesis, crystal structure, and thermal properties of the first mixed-metal and anion-substituted rare earth borohydride LiCe(BH4)3Cl. Journal of Physical Chemistry C 2011 ;Volum 115.(47) s. 23591-23602
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37 Kalantzopoulos, Georgios N.; Frommen, Christoph; Sørby, Magnus Helgerud; Ravindran, Ponniah; Fjellvåg, Helmer; Hauback, Bjørn.
Crystal Structure and Thermal Properties of Novel Mixed-Metal and Anion-Substituted Borohydrides. The Geilo School "Cooperative Phenomena in Flows"; 2011-04-04 - 2011-04-14
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38 Karazhanov, Smagul; Ravindran, Ponniah; Grossner, Ulrike.
First-principles study on electronic structure, phase stability, and optical properties of In2X2O7 (X= C, Si, Ge or Sn). Thin Solid Films 2011 ;Volum 519.(19) s. 6561-6567
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39 Larsen, Kjersti Beate.
DFT-modellering av elektroniske og optiske egenskaper i CPO-27-Zn. : Kjemisk institutt, Universitetet i Oslo 2011 131 s.
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40 Vajeeston, Ponniah; Ravindran, Ponniah; Fjellvåg, Helmer.
Phonon, IR, and Raman Spectra, NMR Parameters, and Elastic Constant Calculations for AlH3 Polymorphs. Journal of Physical Chemistry A 2011 ;Volum 115.(39) s. 10708-10719
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41 Vajeeston, Ponniah; Ravindran, Ponniah; Fjellvåg, Helmer.
Stability enhancement by particle size reduction in AlH3. Journal of Alloys and Compounds 2011 ;Volum 509. s. S662-S666
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42 Vajeeston, Ponniah; Ravindran, Ponniah; Hauback, Bjørn; Fjellvåg, Helmer.
Prediction of crystal structure, lattice dynamical, and mechanical properties of CaB2H2. International journal of hydrogen energy 2011 ;Volum 36.(16) s. 10149-10158
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43 Vidya, Ravindran; Ravindran, Ponniah; Fjellvåg, Helmer; Svensson, Bengt Gunnar; Monakhov, Edouard; Ganchenkova, Maria; Nieminen, Risto G..
Energetics of intrinsic defects and their complexes in ZnO investigated by density functional calculations. Physical Review B. Condensed Matter and Materials Physics 2011 ;Volum 83.(4) s. -
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44 Yang, Li-Ming; Vajeeston, Ponniah; Ravindran, Ponniah; Fjellvåg, Helmer; Tilset, Mats.
Revisiting isoreticular MOFs of alkaline earth metals: a comprehensive study on phase stability, electronic structure, chemical bonding, and optical properties of A-IRMOF-1 (A = Be, Mg, Ca, Sr, Ba). Physical Chemistry, Chemical Physics - PCCP 2011 ;Volum 13.(21) s. 10191-10203
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2010
45 Karazhanov, Smagul; Ravindran, Ponniah.
Ab Initio Study Of Double Oxides ZnX2O4 (X=Al, Ga, In) Having Spinel Structure. Journal of The American Ceramic Society 2010 ;Volum 93.(10) s. 3335-3341
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46 Sæterli, Ragnhild; Selbach, Sverre Magnus; Ravindran, Ponniah; Grande, Tor; Holmestad, Randi.
Electronic structure of multiferroic BiFeO3 and related compounds: Electron energy loss spectroscopy and density functional study. Physical Review B. Condensed Matter and Materials Physics 2010 ;Volum 82.(6) s. -
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47 Vajeeston, Ponniah; Ravindran, Ponniah; Fjellvåg, Helmer.
Nono-structures of NaBH4 and KBH4. Journal of Nanoscience and Nanotechnology 2010 ;Volum 11.(3) s. 2296-2318
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48 Vajeeston, Ponniah; Ravindran, Ponniah; Fjellvåg, Helmer.
Structural investigation and thermodynamical properties of alkali calcium trihydrides. Journal of Chemical Physics 2010 ;Volum 132.(11) s. -
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49 Yang, Li-Ming; Vajeeston, Ponniah; Ravindran, Ponniah; Fjellvåg, Helmer; Tilset, Mats.
Theoretical Investigations on the Chemical Bonding, Electronic Structure, And Optical Properties of the Metal-Organic Framework MOF-5. Inorganic Chemistry 2010 ;Volum 49.(22) s. 10283-10290
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2009
50 Karazhanov, Smagul; Ravindran, Ponniah; Fjellvåg, Helmer; Svensson, Bengt Gunnar.
Electronic structure and optical properties of ZnSiO3 and Zn2SiO4. Journal of Applied Physics 2009 ;Volum 106.(12) s. -
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