# Browse College of Engineering by Title

• (1964)
The properties of the ground state of liquid He-4 are studied using a variational wave function of the form TT f(rij)o The Lennard-Jones 12-6 potential with i

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• (2015-02-27)
Artificial spin ice is a class of arrays of interacting ferromagnetic nanoislands that are used to experimentally model Ising spin systems. It has been successfully used to understand the behavior of frustrated spin systems, ...

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• (1992)

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• (2008-05)
Equatorial spread-F (ESF) is the phenomenon of plasma instability in the Earth's ionosphere that scatters radio waves that pass though it, inducing signal loss. Small scale fluctuations (scintillations) in ESF form a phase ...

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• (2018-04-16)
Grounding language in images has shown it can help improve performance on many image-language tasks. To spur research on this topic, this dissertation introduces a new dataset which provides the ground truth annotations ...

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• (2018-12-05)
The United States plays a key role in global food security by producing and exporting agricultural products all over the world. Irrigation from groundwater resources is increasingly important in agricultural production in ...

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• (1992)
The group theoretic, or Lie's method of continuous point transformations is applied to the study of shock wave propagation through solid media. Theoretically, this method allows for the systematic investigation of all ...

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• (1989)
In recent years, there has been an increase in the number of group-based applications composed of cooperative processing entities. Examples include multimedia teleconferencing, distributed databases, distributed operating ...

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• (2011-05-25)
Use of Wi-Fi-capable mobile handheld devices is gaining momentum in university campuses. In addition, students often work as a group to perform collaborative tasks on campus. Consequently, there is a demand for group ...

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• (1997)
The $\rm B\sp1\Sigma\sbsp{u}{+}$ state of $\rm Cd\sb2,$ correlated with $\rm Cd(\sp1S)+Cd(5p\ \sp1P\sb1),$ was studied by laser excitation spectroscopy from the lowest metastable state, $\rm a\sp3\Pi\sb{g}.$ The excitation ...

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• (1980)
The variation of the thermal properties with temperature complicates the analysis of transient heat conduction problems because the governing partial differential equations are nonlinear. The analytical situation in some ...

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• (Coordinated Science Laboratory, University of Illinois at Urbana-Champaign, 2002-04)

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• (2011-05-25)
Surface energetics play an important role in processes on the nanoscale. Nanowire growth via vapor-liquid-solid (VLS) mechanism is no exception in this regard. Interfacial and line energies are found to impose some fundamental ...

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• (2010-01-06)
The semiconductor nanowire has been widely studied over the past decade and identified as a promising nanotechnology building block with application in photonics and electronics. The flexible bottom-up approach to nanowire ...

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• (1993)
Carbon-doped GaAs and Al$\sb{\rm x}$Ga$\sb{\rm 1-x}$As with carbon concentrations ranging from 2 $\times$ 10$\sp$ cm$\sp{-3}$ to 3 $\times$ 10$\sp{20}$ cm$\sp{-3}$ have been characterized with Hall effect measurements, ...

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• (2012-06-27)
Growing macroscopic graphene ﬁlms with the aim of making graphene commerically viable is being researched a lot recently. Although graphene isolated by exfoliation of Highly Oriented Pyrolytic Graphite (HOPG) crystals has ...

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• (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 ...

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• (1989)
A study has been conducted to investigate and compare the growth, strain, defects, electrical and optical properties of GaAs layers grown simultaneously on silicon-on-sapphire (SOS) and Si substrates using a two-step ...

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• (1998)
Using the optimized growth conditions for layer growth as well as for interfaces, C-doped base InP/InGaAs HBT structures have been grown and characterized. For standard HBT devices employing InGaAs contacting layers, ...

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• (1990)
Despite the vast use of metalorganic chemical vapor deposition (MOCVD) for the growth of optical and electronic devices, it is a process for which the details of the reaction mechanisms are not well understood. Efforts ...

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