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Some of the material in is restricted to members of the community. By logging in, you may be able to gain additional access to certain collections or items. If you have questions about access or logging in, please use the form on the Contact Page.
Progress in nanotechnology is trending towards applications which require the integration of soft (organic or biological) and hard (semiconductor or metallic) materials. Many applications for functional nanomaterials are currently being...
The tremendous interest in using the spin degree of freedom in electronic devices has led to an extensive endeavor to investigate the intrinsic spin polarization of various magnetic materials. The work done here expands upon existing...
The exploration and understanding of new states of matter resulting from reduced dimensionality and electron correlations has been at the forefront of condensed matter physics research for decades. The goal of this dissertation is to...
This dissertation describes several studies of superconducting phenomena in two dimensions. We have investigated the superconductor-insulator quantum phase transitions (SITs) tuned by several parameters, namely disorder (d), magnetic...
We have developed a method for rapid, massively-parallel assembly and alignment of single walled carbon nanotubes (SWCNT) on a solid-state substrate. The results opened the possibility of production of SWCNT-based integrated circuits. In...
This dissertation is focused on electrical spin injection and detection at the nanoscale dimensions that semiconductor nanowires offer. Semiconductor spintronics is the natural extension of metallic spintronics for applications in...
The persistent miniaturization of solid state devices has led us in the direction of integrating soft materials into solid-state structures. Since organic molecules have natural dimensions in the nanometer range or smaller, they can be...
Semiconductor spintronics is widely regarded as a viable pathway to overcome many of the physical limitations of the present micro-electronics technology. Electrical spin injection into a semiconductor, coherent transport and...
The integration of soft (organic, biological) and hard (semiconducting, metallic) materials is of central importance in a host of emerging areas in materials research and nanoscience. Micro- and nano-scale hybrid soft/hard condensed...
In this study three projects are described that investigate the transport properties of the ferromagnetic semiconductor, EuS, as well as devices based on the half metal, CrO2. These materials are expected to be highly spin-polarized...
Semiconductor spintronics has been widely regarded as a viable pathway to overcome many limitations in the current microelectronics technology. Molecular spintronics, an emerging research area in spintronics, aims to incorporate the...
Complex physical phenomena, such as superconductivity, colossal magnetoresistance (CMR) effect, multi-ferroics, metal-insulator transition, quantum phase transition, etc. in strongly correlated materials have been enduring topics in...
This dissertation presents a systematic study of superconductivity and superconducting quantum phase transitions in ultrathin homogeneous Pb films. We have explored the superconductor to insulator quantum phase transitions (SITs) down to...
Nanoscience and nanotechnology research has provided us with new paradigms of technologies to improve human life, but still there is plenty of room to expand its frontiers. In order to do so, we need to pursue the development and study...
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