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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.
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...
Controlled growth of the aromatic p-phenylene oligomer molecules of p-4P, p-5P, and p-6P adsorbed onto individual KBr(001), KCl(001), NaCl(001), and NaF(001) substrates, has been investigated primarily by x-ray diffraction (XRD) and to a...
Nanotechnology is a frontier area of scientific research that involves materials and devices with at least one dimension at or below 100 nm scale. The ability to rationally synthesize and characterize functional materials at the...
CeIn3 belongs to a class of strongly correlated f-electron compounds that show a variety of unusual features like heavy fermion, itinerant and localized antiferromagnetism, non-Fermi liquid behavior and unconventional superconductivity....
This dissertation presents systematic studies on ordered states of organic conductors investigated mainly by Electron Spin Resonance (ESR). First, we describe an introduction to organic conductors. Organic conductors are based on...
Massive stars play a crucial role in the universe. Yet, our understanding of massive stars remains incomplete due to their rarity, short lifetimes, complexity of binary interactions, and imprecise Galactic distances. An important...
A search for new physics with a three photon final state has been performed using data from the Compact Muon Solenoid detector at the Large Hadron Collider. The integrated luminosity was 12.3 fb⁻¹ recorded in 2012 at centre-of-mass...
A new angular correlation analysis technique for assigning spins to alpha-unbound states of nuclei that feed alpha-unbound states of other nuclei is described. A kinematically complete experiment was performed to study the reaction ¹²C...
Electrophoresis as an analytical technique has made considerable contributions to the separations and analysis of macromolecules in biology-related research. Pluronic gels, which are composed of orderly packed spherical micelles...
In this Thesis we present the Next-To-Leading-Order calculation, O(ααs2), of the inclusive cross section for a photon and a heavy quark (charm or bottom), p bar p / pp γ + Q +X, (Q=c, b) at hadron colliders. We include fragmentation...
A relatively new and promising field in tissue engineering technology is the microgel scaffold. These scaffolds have been used recently to provide physiologically relevant research, and to culture cells in environments amicable to their...
The frontier of the rapidly emerging field of nano-optoelectronics relies on the understanding and control of intersubband transitions in low-dimensional systems. The continual search for new optoelectronics concepts and materials ...
Two experiments were performed. The first used a 135 MeV beam of sulfer-32 on a nickle-58 target to study niobium-87 using the Gammasphere and the Microball. The level and decay scheme of niobium-87 was substantially enhanced, and the...
This dissertation presents work on demonstrating the feasibility of micro-Hall sensors for the detection of specific bimolecular interactions using micrometer and nanometer sized superparamagnetic beads. The first part of this...
The production of direct photons in association with jets can be used to probe gluon parton distribution functions as well as to test perturbative Quantum Chromodynamics. This thesis presents the measurement of the triple differential...
Two experiments have been performed at Florida State University using the FSU Compton- Suppressed HPGe Array and associated particle telescope. The first experiment used the 9Be(18O, pnγ) reaction at 35 MeV to study the nuclear structure...
Silk materials are natural protein-based materials with an exceptional toughness. In addition to their toughness, silk materials also possess complex physical properties and functions resulting from a particular set of amino-acid...
At low temperature (T) and weak magnetic field (B), two dimensional electron systems (2DES) can exhibit strong 1/B-periodic resistance oscillations on application of sufficiently strong microwave radiation. These oscillations are known...
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...
The study of exotic nuclei, and their implication for Astrophysics have become a driving force in low-energy nuclear science, nationally recognized by the construction of the Facility for Rare Isotope Beams (FRIB) laboratory. To maximize...
We studied H-shell flashes on CO WDs accreting Hydrogen rich matter in regimes where they are believed to be on the border of stable accretion and of having dynamical mass loss. These systems are believed to be progenitors of SNe Ia, ...
Strongly correlated materials are a class of materials that cannot be properly described by the Density Functional Theory (DFT), which is a single-particle approximation to the original many-body electronic Hamiltonian. These systems...
The following presents the details of the study of a class of materials known as cuprate superconductors, primarily by measurement of their specific heat capacities, across two materials at very low temperatures and in very high values...
The subject of this doctoral dissertation is to study the equations of state of nuclear and neutron-star matter. We tackle this problem by employing several models of the relativistic effective interactions. The relativistic effective...
Quantum computers are predicted to outperform classical computers in certain tasks, such as factoring large numbers and searching databases. The construction of a computer whose operation is based on the principles of quantum mechanics...
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...
The available information about strange excited mesons is limited and most of the observed states have been reported but not confirmed. While the low mass region (1.0 - 1.5 GeV) has been extensively studied in the past and states such as...
In this dissertation, we present a precision measurement of the 1s2s 1S0 – 1s2p 3P1 intercombination interval in the moderate-Z helium-like ion, 28Si12+, using a fast-beam laser resonance technique. This experiment is a second-generation...
This dissertation presents work on fabrication and room-temperature characterization of mesoscopic Hall sensors from InAs/AlSb quantum well semiconductor heterostructures. It also demonstrates suitability of these devices for detection...
Magnetotransport and resistance noise have been studied in high quality singlecrystals of La2Cu1−xLixO4 and La2−xSrxCuO4 with x=0.03. The detailed measurements are performed at temperatures ranging from 0.03 to 190K and in magnetic...
Protein binding and folding stability are important properties, not only for fundamental reasons but also for biological functions. Mutations on proteins, even at a single residue level, can significantly affect binding specificity and...
Understanding new quantum phenomena and properties of new materials is the foundation of condensed matter physics. One can mention celebrated examples of integer and fractional quantum Hall effect, Aharonov-Bohm quantum interference...
In this dissertation we have created theoretical models for finite nuclei, nuclear matter, and neutron stars within the framework of relativistic mean field (RMF) theory, and we have used these models to investigate the elusive isovector...
A relativistic mean-field model is used to study the ground-state properties of neutron-rich nuclei. Nonlinear isoscalar-isovector terms, unconstrained by present day phenomenology, are added to the model Lagrangian in order to modify...
As the discovery of quantum mechanics signified a revolution in the world of physics more than one century ago, the notion of a quantum computer in 1981 marked the beginning of a drastic change of our understanding of information and...
High-spin states up to I~22, 37/2 and 24ћ have been studied in the 134, 135Ba (Z=56) and 120Te (Z=52) nuclei respectively. The reaction used to populate 134Ba and 135Ba high-spin states was 124Sn(14C, 4n and 3n) at a beam energy of 57 and...
α-Tropomyosin is the predominant tropomyosin isoform in adult human heart and constitutes a major component in Ca2+-regulated systolic contraction of cardiac muscle. Cardiac thin filaments are activated as Ca2+ induced conformational...
While rare-earth-barium-copper-oxide (REBCO) coated conductor is a promising candidate as a practical superconductor for high magnetic field applications, its performance is largely limited by the depressed current-carrying capability of...
Several models of new physics yield particles that are massive, long-lived, and have an electric charge, Q, greater than that of the electron, e. A search for evidence of such particles was performed using 5.0 fb-1 and 18.8 fb-1 of...
To investigate the appearance of a new magic number at neutron number 16, resonance states around the oxygen (Z=8) drip line have been investigated. The neutron unbound states were populated by a nucleon removal reaction from a...
The field of cryogenic electron microscopy (cryoEM) has greatly benefitted from improvements upon the integration of complementary structural determination methods and the development of high-throughput processing workflows aimed at...
Room temperature ferromagnetic semiconductors not only play an important role in the development of spintronics, but also are interesting from the viewpoint of fundamental physics since they combine two important realms of condensed...
This dissertation investigates equilibrium and dynamical properties of submonolayer chemical adsorption of Br and Cl on single-crystal Ag(100) electrodes. Computational methods, such as Monte Carlo simulations with First-order Reversal...
Three doping studies on Kondo lattices are investigated in this thesis: FeSi1-xGex, Ce1-xLaxCoIn5, and Yb1-xYxInCu4. For FeSi1-xGex, we constructed the phase diagram through the analysis of magnetic, thermal and transport measurements on...
We have studied the effect of diffusion on the dynamics of desorption on a lattice-gas model The chemical potential during the adsorption phase was varied in order to vary the initial size distribution for the desorption phase. The...
This dissertation presents research done on utilizing the ferromagnetic semiconductor europium sulfide (EuS) to inject spin polarized electrons into the non-magnetic semiconductor indium arsenide (InAs). There is great interest in...
High angular momentum states in 86Zr were populated through the 58Ni(32S, 4p) reaction at 135 MeV using the 88-Inch Cyclotron at Lawrence Berkeley National Laboratory. Recoiling 86Zr nuclei were stopped in a thick Ta backing. Prompt multi...
In this doctoral dissertation we investigate two problems on unconventional superconductivity in two dimensions. The first one is quantum oscillations of the specific heat in d-wave superconductors with loop current order, and the second...
The Florida State University single-ion cryogenic Penning trap mass spectrometer has been used to precisely measure the masses of the doublets 76Ge/76Se and 74Ge/74Se to provide precision Q-values to aid in searches for neutrinoless...
Heavy-ion collision experiments carried out at the Brookhaven National Laboratory, or BNL, and at the European Organization for Nuclear Research, or CERN, provide evidence that matter can be driven from a confined, low-temperature phase...
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