# Browse by Subject "Physics, Condensed Matter"

• (1994)
The existence and behavior of ground-state and thermally-activated excitations in helium solids have been extensively examined by a variety of experimental and theoretical studies. Although these excitations are typically ...

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• (1971)

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• (1992)
The development of high performance heterostructure transistors is essential for emerging opto-electronic integrated circuits (OEICs) and monolithic microwave integrated circuits (MMICs). Applications for OEICs and MMICs ...

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• (2004)
The key results at 100 K are our observation of local electronic ordering below the pseudogap energy scale and our failure to observe any tell-tale signs of local superconductivity at Ni impurity sites in the pseudogap ...

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• (2008)
Since fractional statistics of Laughlin states is reflected in its topological degeneracy, it is natural to expect non-Abelian statistics to have some effect on topological degeneracy. To study the topological degeneracy ...

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• (1992)
This thesis contains basically three independent but related parts. In the first part, the concept of finite compressibility of a Fermi superfluid is used to reconsider the problem of inertial mass of vortex lines in both ...

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• (2008)
In the quest for a microscopic theory for the superconductivity in cuprates, one hotly debated issue is the temperature at which Cooper pairs first form. Do pairs form at the critical temperature Tc or do they form at ...

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• (1999)
Lattice parameter data obtained from experiments at the National Synchrotron Light Source at the Brookhaven National Laboratory are also presented here. The vacancy formation energy of fcc 4He at 10.4 cm3 /mol was obtained ...

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• (2008)
Rotational single particle tracking microrheology can be used to find the storage and dissipative behavior of viscoelastic fluids of much higher viscosity than translational single particle tracking. The technique of X-ray ...

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• (2005)
X-ray reflectivity measurements have been performed for an investigation of the structure of Ag films deposited in situ on Ge(111) over the thickness range of 3--15 monolayers. The films deposited at a substrate temperature ...

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• (1981)
Extended x-ray absorption fine struture (EXAFS) spectra have been obtained for a group of layered transitional-metal dichalcogenide crystals, including the nonstoichiometric compounds Ti(,1+x)Se(,2) and the alloys ...

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• (1999)
The measured results agree well with computational values, made using path integral Monte Carlo methods. The Lindemann ratios were around 0.11 for both isotopes, with the 3He values being larger at similar densities. A ...

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• (1986)
Norm conserving pseudopotentials are implemented in the Hartree Fock formalism to study the local electronic response to X-Ray absorption in alkali metals and alloys. The pseudopotentials are tested in a variety of ...

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• (1996)
Doping of impurities may affect the Curie temperature (T$\sb{\rm c})$ associated with the ferroelectric phase transition in terms of lattice harmonicity and anharmonicity including the creation of the defect energy. Its ...

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• (1993)
Heavily doped p-type GaAs is important for both optical and electronic devices, and recently carbon has become the preferred base dopant for AlGaAs/GaAs and InGaP/GaAs heterojunction bipolar transistors (HBTs) due to its ...

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