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Showing 1 to 20 of 29 for “"Field Emitter"”.

  1. Development of optical field emitter arrays

    Yang, Yujia, Ph. D. Massachusetts Institute of TechnologyMassachusetts Institute of Technology2013

    Optical field emitters are electron emission sources actuated by incident light. Optically actuated field emitters may produce ultrafast pulses of electrons when excited by ultrafast optical pulses, thus making them of interest for specific applications such as ultrafast electron microscopy, …

    mit Repository record

  2. Stability of Field Emitter Arrays to Oxygen Exposures

    Godbole, Soumitra KumarUniversity of North Texas2002

    … the degradation mechanisms of molybdenum based field emitter arrays to oxygen exposures and to improve the overall reliability. In addition, we also evaluated the emission current stability of gold-coated field emitter arrays to oxygen exposures. oxygen at 1x10-6 torr was introduced into the …

    unt Repository record

  3. Low voltage field emitter arrays through aperture scaling

    Pflug, David GeorgeMassachusetts Institute of Technology2000

    Thesis (Ph.D.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 2000.

    mit Repository record

  4. Physics-Based Compact Model Development of Field Emitter Arrays

    Shin, YoungjinMassachusetts Institute of Technology2024

    Field Emitter Arrays (FEAs) - based cold cathodes have shown promise as electron sources in devices capable of high power and high frequency operation for a variety of applications such as microwave power amplifiers, pressure sensors, x-ray sources and high-power excimer lasers. Limited work has …

    mit Repository record

  5. Modeling of cone deposition process for field emitter displays

    De La Torre, James DavidMassachusetts Institute of Technology1996

    Thesis (M. Eng.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1996.

    mit Repository record

  6. Modeling the effects of device scaling on field emitter array performance

    Pflug, David GeorgeMassachusetts Institute of Technology1996

    Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1996.

    mit Repository record

  7. Highly scaled silicon field emitter arrays with integrated silicon nanowire current limiters

    Guerrera, Stephen A. (Stephen Angelo)Massachusetts Institute of Technology2016

    Field emitter arrays (FEAs) are a promising class of cold electron sources with applications in RF amplifiers, terahertz sources, lithography, imaging, and displays. FEAs are yet to achieve widely implemented because of serious challenges which have limited their viability in systems that require …

    mit Repository record

  8. Highly uniform silicon field emitter arrays fabricated using a trilevel resist process

    Karaulac, Nedeljko.Massachusetts Institute of Technology2019

    Silicon field emitter arrays (FEAs) are a potential candidate for electron sources in a variety of applications. However, one of the major problems that has prevented their widespread use is emitter tip burnout due to Joule heating. The current solution to this problem is to limit the current by …

    mit Repository record

  9. Vacuum Transistors Based on III-Nitrides Field Emitter Arrays with Self-Aligned Gate

    Shih, Pao-ChuanMassachusetts Institute of Technology2023

    … and radiation-robust vacuum channels. Field-emission vacuum transistors based on silicon and metals have been demonstrated over past 30 years, however the power consumption and long-term device stability are still issues. To further improve the field emission device performance and …

    mit Repository record

  10. Programmable Current Control of Silicon Field Emitter Arrays Using Gate-All-Around MOSFETs

    Sahagun, AlvaroMassachusetts Institute of Technology2024

    Silicon field emitter array (FEA) technology has great potential for applications such as electron microscopy, vacuum electronics, and X-ray sources. However, some challenges such as emitter tip burnout and spatial and temporal non-uniformity of emission current impede the adoption of FEAs in these …

    mit Repository record

  11. A Technology Platform for Enabling Next-Generation Vacuum Electronic Devices Based on Silicon Field Emitter Arrays

    Karaulac, NedeljkoMassachusetts Institute of Technology2024

    … their ballistic transport and higher breakdown field, nanoscale vacuum-channel transistors are expected to show better performance in a wide variety of high-frequency, high-power, or harsh environment applications. Silicon field emitter arrays (FEAs) are a proven and mature technology that can …

    mit Repository record

  12. Field emission from silicon

    Ding, Meng, 1972-Massachusetts Institute of Technology2001

    A field emitter serves as a cold source of electrons. It has practical applications in various fields such as field emission flat panel displays, multiple electron-beam lithography, ion propulsion/micro-thrusters, radio frequency source, information storage technology, and electronic cooling. …

    mit Repository record

  13. Vertically integrated transistors for field emission applications

    Herz, Paul Richard, 1972-Massachusetts Institute of Technology2000

    Field emission devices have demonstrated several research and commercial applications in the areas of flat panel displays, microwave power devices, imaging sensors and electron sources. Recent work has shown the feasibility of using integrated MOSFETs to control and enhance field emission stability …

    mit Repository record

  14. Current limiters based on silicon pillar un-gated FET for field emission application

    Niu, Ying, M. Eng. Massachusetts Institute of TechnologyMassachusetts Institute of Technology2009

    … investigates the use of vertical silicon ungated field effect transistors (FETs) as current limiters to individuallycontrol emission current in a field emitter and provide a simple solution to three problems that have plagued field emission arrays-emission current uniformity, emission current …

    mit Repository record

  15. Field emission from organic materials

    Kymissis, Ioannis, 1977-Massachusetts Institute of Technology2003

    Field emission displays (FEDs) show great promise as high performance flat panel displays. The light emission process is efficient, long lifetimes are possible with high brightness, and bright passive matrix displays can be built. Because passive matrix displays don't need a transistor backplane, …

    mit Repository record

  16. Initial surface reactions and nucleation kinetics of boron on atomically clean molybdenum substrates

    Moore, Richard EugeneUniversity of Missouri--Rolla2016

    … on molybdenum has been done with field emission microscopy (FEM) and low energy electron diffraction (LEED).</p> <p>A correlation of the efficiency by which BI<sub>3</sub> is effectively dissociated to form adsorbed boron, and the temperature of the substrate has been shown through …

    must-thes Repository record

  17. Parallel Plasma Field Directed Sputter Sharpening of Field Emitters

    Lee, Eric D.University of Illinois at Urbana-Champaign2009

    Many of the current methods to sharpen field emitters are time consuming and can only process one field emitter at a time. In this thesis, a method is proposed to parallel process multiple field emitters using a DC glow discharge plasma as the ion source in conjunction with field directed sputter …

    uiuc Repository record

  18. Micromachining and modeling of focused field emitters for flat panel displays

    Dvorson, Leonard, 1974-Massachusetts Institute of Technology2001

    We present a comprehensive study of field emitter arrays with or without an integrated focus electrode. The former configuration is referred to as field emitter with integrated focus (IFE-FEA) or double-gate FEA (DG-FEA). The main application of IFE-FEA is to improve the resolution of field …

    mit Repository record

  19. Intelligent field emission arrays

    Hong, Ching-yin, 1973-Massachusetts Institute of Technology2003

    Field emission arrays (FEAs) have been studied extensively as potential electron sources for a number of vacuum microelectronic device applications. For most applications, temporal current stability and spatial current uniformity are major concerns. Using the kinetic model of electron emission, …

    mit Repository record

  20. Synthesis, Field Emission and Associated Degradation Mechanisms of Tapered ZnO Nanorods

    Wrobel, Gregory M, Mr.2011

    … <p>Equation 11..... 51</p> <p><strong>Synthesis, Field Emission and Associated Degradation Mechanisms of Tapered ZnO Nanorods</strong></p> <p>Gregory Michael Wrobel, M.S.</p> <p>University of Connecticut, 2011</p> <p>Modern development of field emitter arrays (FEA) has been made possible, partly …

    uconn-diss Repository record

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