Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 68 for “"hot electron"”.
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Hot-electron degradation of bipolar transistors
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1995.
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Modeling for hot-electron reliability simulation
Thesis (M. Eng.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1995.
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Hot electron plasma equilibrium and stability in the Constance B mirror experiment
Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Physics, 1988.
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Experimental investigation of hot electron and related effects in gallium(aluminum)arsenide devices
… tunneling and ballistic transport and various hot electron effects discussed within, have been moved from the status of academic curiosity to physically realizable, useful effects.
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Effects of Laser Frequency and Multiple Beams on Hot Electron Generation in Fast Ignition
… ∼10 kJ of energy in ∼10 ps into a small hot-spot at the periphery of the compressed core, igniting a fusion burn wave. FI promises a much higher energy gain over the conventional central hot-spot ignition scheme in which ignition is achieved through compression alone. Sufficient energy …
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Narrowband Photodetection in the Short-wavelength Infrared with a Plasmon-induced Hot Electron Device
… response can be combined with plasmon-induced hot electron photocurrent generation. This yields a photodetector with a strongly resonant, narrowband photocurrent response in the infrared, limited at low frequencies by the Schottky barrier, not the bandgap of silicon. Here we report a …
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Computational study of hot electron generation and energy transport in intense laser produced hot dense matter
… involved in the HED plasma.Laser absorption, hot electron transport, and isochoric heating physics in laser produced hot dense plasmas are studied with the help of PICLS simulations. In particular, a novel mode of electron acceleration, namely DC-ponderomotive acceler- ation, is identified in …
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Metalorganic Chemical Vapor Deposition and Its Application to the Growth of the Heterostructure Hot Electron Diode
Metalorganic chemical vapor deposition (MOCVD) is an epitaxial crystal growth technique capable of producing high-quality compound semiconductors in thick or thin layers with abrupt junctions, excellent area uniformity, and precisely controlled thickness, doping and composition. In this work the …
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Modeling the effects of surface plasmon resonance on hot electron collection in a metallic-semiconductor photonic crystal device
Metallic-semiconductor Schottky hot carrier devices have been found as a promising solution to harvest photon with energy below the bandgap of semiconductor, which is of crucial importance for realizing efficient solar energy conversion. In recent years, extensive efforts have been devoted to …
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Hot electron injection effect and improved linearity in type-I/II DHBT for millimeter-wave mixed signal circuit applications
… with epitaxial growth on this substrate. The hot electron injection effect is incorporated to improve gain and speed by using the AlInP/GaAsSb/InP material system with a Type-I/II energy band alignment. Chapter 1 of this work gives a brief overview of the motivation to conduct this research …
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A Study of Generation-Annealing - Charging of Oxide and Interface Traps in Metal-Oxide - Semiconductor Structure Using Tunneling and Hot Electron Injections
Embargo set by: Seth Robbins for item 69550 Lift date: Forever Reason: Restricted to the U of I community idenfinitely during batch ingest of legacy ETDs
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Impact ionization and high-field transport in semiconductors
Aspects of high field transport related to hot electron reliability effects are investigated--with special emphasis, the phenomenon of impact ionization. Both the ionization rate itself and its effect on bulk semiconductor transport are computed by a full-band Monte Carlo algorithm for Si and …
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X-ray diagnostics for the Levitated Dipole Experiment
… Levitated Dipole Experiment focus on producing hot electron, high beta plasmas using a supported dipole configuration. Plasmas are created using multifrequency ECRH and it is therefore expected that most of the plasma energy will be stored in the fast electrons, Te > 100 keV. As a consequence, …
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Fast-ion spectrometry of ICF implosions and laser-foil experiments at the omega and MTW laser facilities
… wavelength and intensity of the driver, generate hot electrons with temperatures ranging from tens to thousands of kilo-electron-volts. These electrons, which accelerate the ions measured in this work, can be either detrimental or essential to implosion performance depending on the ICF scheme …
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Pressure profiles of plasmas confined in the field of a dipole magnet
… results from a fraction of energetic trapped electrons, has been analyzed. In each case, the measured pressure profiles and the estimated fractional densities of energetic electrons were qualitatively consistent with expectations of plasma stability. LDX confines high temperature and high …
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Physical and Electrical Properties of Hot -Carrier Degradation of Silicon *Mos Transistors Processed in Deuterium and Hydrogen
… annealing of MOS transistors to achieve hot-carrier lifetime improvement. Deuterium processing as a function of the process parameters such as temperature, time, and pressure for MOS transistors with one level and multilevels of metalization has been studied. Lifetime improvements of …
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Relativistic electron beam transport for fast ignition relevant scenarios
… the generation and transport of a relativistic electron beam, which may be subject to a number of instabilities such as the two-stream, Weibel, and filamentary instabilities that act to inhibit energy transport. This research addressed these issues by investigating the three main phases of the …
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generation and transport of high-current relativistic electron beams in high intensity laser-solid interactions
… ultra-high intensity laser-driven relativistic electron beams in overdense plasma is investigated experimentally and numerically. The fast electron beam is experimentally diagnosed by means of a 2D Cu Kα imager and the TNSA-generated proton beam. Analytical models together with a 3D hybrid-PIC …
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Effects of hot electrons on the stability of a closed field line plasma
Motivated by the electron cyclotron heating being employed on dipole experiments, the effects of a hot species on stability in closed magnetic field line geometry are investigated. The interchange stability of a plasma consisting of a fluid background with a population of kinetic hot electrons is …
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Atomic -Scale Statistical Models of Semiconductor Device *Reliability
We have developed a detailed model for hot-carrier induced interface state generation in silicon metal-oxide semiconductor field-effect transistors (MOSFETs). In the process, we discuss a different interpretation of the isotope effect of silicon-hydrogen (deuterium) bond dissociation by electronic …
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