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Research Experience
- Growth of ultrathin films by molecular beam deposition
- Surface science studies by photoemission, STM, LEED, Surface Magneto-Optic Kerr Effect
- Applications of synchrotron radiation techniques: x-ray photoelectron diffraction, high pressure x-ray photoelectron spectroscopy, and x-ray absorption fine structure
- Ion-beam modification studies in Si, GaAs, and InP
- Band structure calculations of metals and semiconductor surfaces
- Thin film growth by pulsed laser deposition, rf sputtering
- NMR of rare earth paramagnetic insulator
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Research Interest
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Surface, photoemission, and magnetic anisotropy studies of low dimensional systems
- Use of synchrotron radiation, laboratory high resolution x-ray and uv-sources
- Studies of Co-Si system - on understanding nature of photoemission satellite (completed)
- Initial nucleation in the growth of CoSi2 on singular and vicinal Si surfaces - studies by STM and XPS
- High-k oxide growth by LPD-amorphous HF oxide, crystalline YSZ an TiO2
- Metal-oxide interfaces - studies on band alignment and nanostructure formation
- Transition metals on Si and oxide surfaces - studies by Magnetio-Optic Kerr Effect
- First Principle calculations - Relaxation on high index Cu and Fe surfaces, studies on Friedel oscillations surfaces of simple metals, surface magnetism
Femtosecond studies of energy transfer processes (new SERC grant): ultrafast time-resolved phenomena of excitons in semiconducting nanoparticles and organic light emitting molecules, where non-radiative e-h recombination compete with luminescent decay to reduce quantum efficiency of materials
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Research Grants (as Principal Investigator)
Jan 1995 |
ARF, Secondary Ion Emission Studies in Semiconductors, Metals, and Polymers |
Jan 1998 |
ARF, Growth and Properties of RF Magnetron Sputtered Ferroelectric Thin Films |
Jul 2000 |
ARF, Growth and Study of Magentic Nanostructure |
May 2001 |
IMRE, Atomic Layer Epitaxy (joint PI) |
May 2002 |
ARF, Computational Studies of Surfaces and Nanostructures |
July 2003 |
ARF/MOE, Femtosecond Dynamics |
Sep 2004 |
SERC Public Sector Funding Scheme, Femtosecond Studies of Energy Transfer Processes |
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