Low-dimensional systems in condensed matter: Quantum confinement effects, interactions /hybridization, Fermi surfaces and surface transport of thin films in Surface alloys, Self assembledsuperstructures on metals and semiconductors, Graphene, Silicene and Organic films.
Electronic and magnetic properties: Spin-orbit coupling, symmetry-broken environments, Rashbaeffect, electron-phonon interaction, electron-electron interaction, many-particle effects, Lowdimensionalmagnetism, isolated magnetic impurities, Kondo effect, magnetic anisotropy.
चयनित प्रकाशन :
"Quantum electron confinement in closely matched metals: Au films on Ag(111)",D. Topwal, et. al. Phys. Rev. B 86, 085419 (2012)
"Two Distinct Phases of Bilayer Graphene Films on Ru(0001)",Marco Papagno, et. al. ACS Nano, 6 (10), 9299 (2012)
"Stabilizing Monomeric Iron Species in a porous silica/Mo(112) film",J.F. Jerratsch, et. al. ACS Nano, 4 (2), 863 (2010)
"Direct spectroscopic evidence of spin-dependent hybridization between Rashba-split surface statesand quantum-well states",Ke He, et. al. Phys. Rev. Lett. 104, 156805 (2010)
"Structural and magnetic properties of Sr2Fe(1+x)Mo(1-x)O6 with -1 ? x? 0.25",Dinesh Topwal, et. al. Phys. Rev. B 73, 094419 (2006)
"Direct Observation of Large Electronic Domains with Memory Effect in Doped Manganites",D. D. Sarma, et. al. Phys. Rev. Lett. 93, 097202 (2004)