We report the crystallographic properties of RE(2)NiG(e)3 (RE=La, Ce) synthesized by arc melting. Rietveld refinement on the powder neutron diffraction (ND) data suggest both compounds are isostructural and crystallize in ...
Gurgul, Jacek; Latka, Kazimierz; Pacyna, Andrzej W.; Peter, Sebastian C.; Poettgen, Rainer(Elsevier Sci Ltd, 2014)
The results of magnetic studies and Mossbauer spectroscopic investigations are reported for the stannides TbRhSn and DyRhSn crystallizing in the hexagonal ZrNiAl-type structure. The polycrystalline samples of these ternary ...
The compound Yb6.6Ir6Sn16 was obtained as single crystals in high yield from the reaction of Yb with Ir and Sn run in excess indium. Single-crystal X-ray diffraction analysis shows that Yb6.6Ir6Sn16 crystallizes in the ...
We investigate the structural and magnetic properties in the polymorphs of a new compound CeRh0.5Ge1.5. Depending upon the starting materials, and the slightly different synthesis method, we find that CeRh0.5Ge1.5 compound ...
A detailed study has been done on the combined effect of the reaction time and the effect of surfactants namely, polyvinylpyrrolidone (PVP) and cetyltrimethylammonium bromide in the formation of ordered (Ag3In) and disordered ...
Iyer, Abishek K.; Roy, Soumyabrata; Haridasan, Remesh; Sarkar, Sumanta; Peter, Sebastian C.(Royal Society of Chemistry, 2014)
Two new organic hybrid materials [H4V10O28][CuCl(Hn(2)O)2(1,10-phenanthroline)](2)center dot 4H(2)O (V10O28-CuCl-phen) and [H4V10O28][Cu(H2O)3(1,10-phenanthroline)](2)center dot 4H(2)O (V10O28-CuO-phen) were synthesized ...
Iyer, Abishek K.; Balisetty, Lahari; Sarkar, Sumanta; Peter, Sebastian C.(Elsevier Science Sa, 2014)
The compounds CeGa2, Ce0.82Mg0.50Ga1.68, Eu(Mg/Li)(x)Ga2-x (0 <= x <= 0.4) and Eu(Mg/Li)(x)Ga4-x(0 <= x <= 0.73) were synthesized and characterized by X-ray diffraction. CeGa2 and Ce0.82Mg0.50Ga1.68 crystallize in the AlB2 ...
Subbarao, Udumula; Ghosh, Aloke Kumar; Sarkar, Sumanta; Peter, Sebastian C.(Indian Academy of Sciences, 2014)
Sm3Ni5Al19 was obtained as large rod shaped single crystals from reactive aluminium flux. Single crystal X-ray diffraction suggests that Sm3Ni5Al19 crystallizes in the Gd3Ni5Al19 structure type, orthorhombic space group ...
Peter, Sebastian C.; Subbarao, Udumula; Sarkar, Sumanta; Vaitheeswaran, G.; Svane, Axel; Kanatzidis, Mercouri G.(Elsevier Science Sa, 2014)
The Yb2CuGe6 and Yb3Cu4Ge4 compounds were synthesized from reaction mixtures using indium as flux. Both powder and single crystal X-ray diffraction data were used to refine the crystal structures. Yb2CuGe6 crystallizes in ...
Iyer, Abishek K.; Peter, Sebastian C.(American Chemical Society, 2014)
A new organic inorganic hybrid material [SiMo14O44](H4,4'-bpy)(2)center dot xH(2)O (4,4'-bpy = 4,4'-bipyridine) was synthesized using a hydrothermal method. The compound was characterized using single crystal X-ray diffraction ...
Sarkar, Sumanta; Gutmann, Matthias J.; Peter, Sebastian C.(Royal Society of Chemistry, 2014)
The indium-rich intermetallic compound EuIrIn4 was synthesized using indium as the active metal flux. The crystal structure of EuIrIn4 was investigated by X-ray powder and single crystal diffraction. EuIrIn4 crystallizes ...
Dileep, K.; Sahu, R.; Sarkar, Sumanta; Peter, Sebastian C.; Datta, Ranjan(American Institute Physics, 2016)
Layer specific direct measurement of optical band gaps of two important van der Waals compounds, MoS2 and ReS2, is performed at nanoscale by high resolution electron energy loss spectroscopy. For monolayer MoS2, the twin ...
Sorb, Y. A.; Rajaji, V.; Malavi, P. S.; Subbarao, U.; Halappa, P.; Peter, Sebastian C.; Karmakar, S.; Narayana, Chandrabhas(IoP Publishing Ltd, 2016)
We report the high-pressure vibrational properties and a pressure-induced electronic topological transition in the wide bandgap semiconductor Sb2S3 (E-g = 1.7-1.8 eV) using Raman spectroscopy, resistivity and x-ray diffraction ...
Facile and efficient ball milling and polyol methods were employed for the synthesis of nickel selenide (NiSe) nanoparticle. The particle size of the NiSe nanoparticle has been controlled mechanically by varying the ball ...
Marakatti, Vijaykumar S.; Peter, Sebastian C.(Royal Society of Chemistry, 2016)
NiSb nanoparticles confined in SBA-15 are found to be highly efficient catalysts for nitroarene reduction reactions. The NiSb/SBA-15 catalysts with different chemical compositions were prepared using an adsorption-reduction ...
Jana, Rajkumar; Bhim, Anupam; Bothra, Pallavi; Pati, Swapan Kumar; Peter, Sebastian C.(Wiley-V C H Verlag Gmbh, 2016)
Manipulating the d-band center of the metal surface and hence optimizing the free energy of hydrogen adsorption (G(H)) close to the optimal adsorption energy (G(H)=0) for hydrogen evolution reaction (HER), is an efficient ...
Sarkar, Sumanta; Borah, Rohan; Santhosha, A. L.; Dhanya, R.; Narayana, Chandrabhas; Bhattacharyya, Aninda J.; Peter, Sebastian C.(Elsevier Science Bv, 2016)
A novel solvothermal method has been used for the synthesis of porous ellipsoidal GeO2 particles with oleic acid and oleylamine as solvent and co-surfactant, respectively and its performance has been studied as an anode ...
Roy, Soumyabrata; Sarkar, Sumanta; Pan, Jaysree; Waghmare, Umesh V.; Dhanya, R.; Narayana, Chandrabhas; Peter, Sebastian C.(American Chemical Society, 2016)
We have demonstrated engineering of the electronic band gap of the hybrid materials based on POMs (polyoxometalates), by controlling its structural complexity through variation in the conditions of synthesis. The pH- and ...
This review highlights the synthesis and crystal growth of quaternary intermetallic compounds based on rare earth metals. In the first part of this review, we highlight briefly about intermetallics and their versatile ...
Subbarao, Udumula; Rayaprol, Sudhindra; Dally, Rebecca; Graf, Michael J.; Peter, Sebastian C.(American Chemical Society, 2016)
The compounds RECuGa3 (RE = La-Nd, Sm-Gd) were synthesized by various techniques. Preliminary X-ray diffraction (XRD) analyses at room temperature suggested that the compounds crystallize in the tetragonal system with ...