# Browse Graduate Dissertations and Theses at Illinois by Contributor "Abelson, John R."

• (2010-05-14)
The reaction ThCl₄ with 4 equivalents of sodium N,N-dimethylaminodiboranate, Na(H₃BNMe₂BH₃), in tetrahydrofuran produces the new complex Th(H₃BNMe₂BH₃)₄. The thorium center forms bonds with fifteen hydrogen atoms; accordingly, ...

application/pdf

PDF (14MB)
• (2011-01-21)
The ability to grow ultrathin films layer-by-layer with well-defined epitaxial relationships has allowed research groups worldwide to grow a range of artificial films and superlattices, first for semiconductors, and now ...

application/pdf

PDF (26MB)
• (2011-05-25)
Carbon has an amazing number of different structural forms because of the versatility of its chemical bonds, which put it among the most extraordinary and complex of elements in materials science. Carbon readily forms ...

application/pdf

PDF (7MB)
• (2016-11-16)
Cadmium Telluride (CdTe), a chalcogenide semiconductor, is currently used as the absorber layer in one of the highest efficiency thin film solar cell technologies. Current efficiency records are over 22%. In 2011, CdTe ...

application/pdf

PDF (51MB)
• (2011-05-25)
Single-Walled Carbon Nanotubes (SWCNTs) have been one of the most intensively studied materials. Because of their single-atomic-layer structure, SWCNTs are extremely sensitive to environmental interactions, in which charge ...

application/pdf

PDF (2MB)
• (2014-09-16)
As the feature size of silicon-based information storage and processing components approach the atomic limit, molecule-based electronic components are being increasingly examined to extend the Moore’s law by utilizing the ...

application/pdf

PDF (18MB)
• (2007)
The high Tc superconductor MgB2 were deposited at low temperatures (T = 300°C--400°C) from a recently developed highly volatile borohydride-bonded Mg precursor, by means of catalyst-enhanced chemical vapor deposition. ...

application/pdf

PDF (7MB)
• (2005)
Both HfB2 and CrB2 depositions were highly conformal. For example, a 65 nm wide trench with a 19:1 depth-width aspect ratio was coated uniformly with HfB2. The coverage improved further when an additional flux of a growth ...

application/pdf

PDF (3MB)
• (2009)
The Holy Grail in CVD community is to find precursors that can afford the following: good nucleation on a desired substrate and conformal deposition in high AR features. Good nucleation is not only necessary for getting ...

application/pdf

PDF (4MB)
• (2006)
The first practical version of variable resolution fluctuation electron microscopy has been developed on the JEOL 2010F transmission electron microscope in the Center for Microanalysis of Materials, UIUC. This technique ...

application/pdf

PDF (2MB)
• (2001)
*Originally published in DAI Vol. 62, No. 6. Reprinted here with corrected author name.

application/pdf

PDF (5MB)
• (2015-07-07)
Photovoltaics (solar cells) are a key player in the renewable energy frontier, and will become increasingly important as their cost per watt continues to drop, especially if fossil fuel costs increase. One particularly ...

application/pdf

PDF (4MB)
• (1995)
We deposited amorphous hydrogenated silicon-carbon (a-Si$\rm\sb{1-x}C\sb{x}$:H) alloy films by dc reactive magnetron sputtering (RMS) of a silicon target in a plasma of (Ar + H$\rm\sb2$ + CH$\sb4).$ Films with optical ...

application/pdf

PDF (3MB)
• (2010-08-20)
I have combined scanning tunneling microscopy with density functional calculations and Monte Carlo simulations to investigate halogen-induced modifications of Si surfaces, including etching, roughening and step transformations. ...

application/pdf

PDF (6MB)
• (2011-01-14)
This dissertation presents experimental studies of heat transport by phonons in crystalline materials and nanostructures, and across solid-solid interfaces. Particularly, this dissertation emphasizes advancing understanding ...

application/pdf

PDF (3MB)
• (1996)
This work reports a systematic series of in situ spectroscopic ellipsometry (SE) studies on silicon film growth by reactive magnetron sputtering of a Si target in (Ar + H$\sb2$) at low temperatures ($\le$600$\sp\circ$C). ...

application/pdf

PDF (6MB)
• (2011-05-25)
Aligned arrays of single-walled carbon nanotubes (SWNTs) are an attractive format for macroelectronics and RF analog electronics with exceptional electrical, mechanical and optical properties. Unlike isolated SWNT, the ...

application/pdf

PDF (3MB)
• (2009-09-25)
Materials and thin film processing development has been and remains key to continuing to make ever smaller, or miniaturized, microelectronic devices. In order to continue miniaturization, conformal, low-temperature deposition ...

application/pdf

PDF (2MB)
• (2009)
Manganese nitride films were grown by chemical vapor deposition from the volatile manganese(II) amido precursor bis[di(tert)-butyl)amido]manganese(II)and ammonia. Between 80 and 200°C, the films grown from bis[di(tert ...

application/pdf

PDF (4MB)
• (2010-05-14)
The technologically useful properties of a solid often depend upon the types and concentrations of crystalline defects it contains. The concentrations of various defects can alter the electrical properties of a solid. ...

application/pdf

PDF (7MB)