Browse Dissertations and Theses - Physics by Title

• (2002-10)

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• (1987)
Angle-integrated photoemission spectroscopy was used to study the properties of Au 4f7; 2 core level in several systems: Au overlayers on Ag(lll), Au overlayers on Ag(lOO), and an Au monolayer buried in Ag(lll). ...

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• (2005)
This dissertation examines the properties of nanoscale, atomically uniform Pb films grown on Si. We describe a method for growing atomically uniform thin Pb films on Si and various properties of the films. This is the ...

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• (1987)
Angle-resolved photoemission spectroscopy was used to study Ag(lll) I monolayers on six different substrates: Ni(OOl), Ni(lll), Cu(OOl), Cu(lll), Au(lll), and Si(lll)-(7x7). The properties of surface states were also ...

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• (1984)
The photoionization of excited states of atomic hydrogen in a strong external electric field is examined theoretically and experimentally. A theoretical treatment which predicts novel effects in the excitation of the broad ...

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• (1980)

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• (1994)
This thesis discusses carrier dynamics of III-V semiconductor quantum well structures probed by photoluminescence techniques in In$\sb{\rm x}$Ga$\sb{\rm 1-x}$As/GaAs and Al$\sb{\rm x}$Ga$\sb{\rm 1-x}$As/GaAs quantum well ...

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• (2006-05)

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• (1970)
Green and blue photoluminescence has been observed below 1000K in vacuum deposited, low resistivity CdS films given no post deposition treatment. The films were deposited in a heated chamber inside the bell jar on o ...

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• (1962)
Photomeson production from neutrons bound in helium and deuterium was investigated by simultaneously measuring the angle and energy of the meson and the recoil proton. 270 Mev bremsstrahlung was used and Q in this experiment, ...

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• (1969)
Taking the viewpoint of unsubtracted dispersion relations we derive integral representations for the weak photon decay amplitudes Fl and F2. The integrals involve the magnetic and electric dipole amplitudes M and .1 Eo+ ...

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• (1964)
The elastic scattering of photons has been measured as a function of energy below the (r,n) threshold. A bremsstrahlung monochromator was used to provide nearly monoenergetic photons of energy resolution between 1 and ...

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• (1993-10)
The elastic photon scattering differential cross section of 160 was measured at 45° and 135° using tagged photons with energies between 27 MeV and 64 MeV. These data were combined with previously measured photon scattering ...

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• (1977)
Average photon elastic scattering was surveyed from 6.6 to 13.6 MeV in 40 Ca using tagged photons of resolution 60 to 200 keV and a NaI scintillation detector. Strength was seen at 6.9 and 10.3 MeV. The strength at 10.3 ...

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• (1995)
We have used a dc SQUID (Superconducting Quantum Interference Device) to study vortex-antivortex pair creation in both two-dimensional superconducting films and Josephson junction arrays in the presence of 850 nm light ...

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• (1960)

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• (1972)

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• (1969)
The time-of-flight of photoneutrons from Pb208 was observed at 1150 for incident gamma ray energies of 9.90 MeV to 16.87 MeV. The University of Illinois 25 MeV betatron and bremsstrahlung monochromator facility were ...

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• (2010-05-20)
Quantum information processing (QIP) promises to revolutionize existing methods of manipulating data, via truly unique paradigms based on fundamental nonclassical physical phenomenon. However, the eventual success of optical ...

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• (1972)

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